Merge branch 'master' into sh-headless-chrome-support

* master: (84 commits)
  Migrate Gitlab::Git::Wiki#page to Gitaly
  Load participants async
  Normalize LDAP DN when looking up identity
  Improve the maintenance policy page
  add changelog
  fix spec failure
  Allow promoting project milestones to group milestones
  fix specs
  Be able to bundle gems with newer rubies
  Upgrade Ruby to 2.3.5
  fixed up upload feature after master merge
  fix missing issue assignees
  Migrate Gitlab::Git::Wiki#delete_page to Gitaly
  Enable eslint
  Make `#hashed_storage?` require feature argument
  Adds callback function to inital cluster request
  Fix example typo.
  Upload files through the multi-file editor
  get branch name from the DOM
  Resolve "Convert autosize.js library to be a Yarn managed library"
  ...

.gitlab-ci.yml

-image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.3-golang-1.8-git-2.13-chrome-61.0-node-8.x-yarn-1.0-postgresql-9.6"
+image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.5-golang-1.8-git-2.13-chrome-61.0-node-8.x-yarn-1.0-postgresql-9.6"
 
 .default-cache: &default-cache
-  key: "ruby-233-with-yarn"
+  key: "ruby-235-with-yarn"
   paths:
     - vendor/ruby
     - .yarn-cache/
@@ -455,7 +455,7 @@ db:migrate:reset-mysql:
   variables:
     SETUP_DB: "false"
   script:
-    - git fetch origin v8.14.10
+    - git fetch origin v9.3.0
     - git checkout -f FETCH_HEAD
     - bundle install $BUNDLE_INSTALL_FLAGS
     - cp config/gitlab.yml.example config/gitlab.yml

.gitlab/route-map.yml

+# Documentation
+- source: /doc/(.+?)\.md/ # doc/administration/build_artifacts.md
+  public: '\1.html' # doc/administration/build_artifacts.html

.ruby-version

-2.3.3
+2.3.5

.scss-lint.yml

@@ -121,7 +121,8 @@ linters:
 
   # Avoid nesting selectors too deeply.
   NestingDepth:
-    enabled: false
+    enabled: true
+    max_depth: 6
 
   # Always use placeholder selectors in @extend.
   PlaceholderInExtend:

GITALY_SERVER_VERSION

-0.49.0
+0.51.0
\ No newline at end of file

Gemfile

@@ -90,7 +90,7 @@ gem 'kaminari', '~> 1.0'
 gem 'hamlit', '~> 2.6.1'
 
 # Files attachments
-gem 'carrierwave', '~> 1.1'
+gem 'carrierwave', '~> 1.2'
 
 # Drag and Drop UI
 gem 'dropzonejs-rails', '~> 0.7.1'
@@ -281,7 +281,7 @@ group :metrics do
   gem 'influxdb', '~> 0.2', require: false
 
   # Prometheus
-  gem 'prometheus-client-mmap', '~>0.7.0.beta17'
+  gem 'prometheus-client-mmap', '~>0.7.0.beta18'
   gem 'raindrops', '~> 0.18'
 end
 
@@ -398,7 +398,7 @@ group :ed25519 do
 end
 
 # Gitaly GRPC client
-gem 'gitaly-proto', '~> 0.48.0', require: 'gitaly'
+gem 'gitaly-proto', '~> 0.51.0', require: 'gitaly'
 
 gem 'toml-rb', '~> 0.3.15', require: false
 

Gemfile.lock

@@ -107,7 +107,7 @@ GEM
     capybara-screenshot (1.0.14)
       capybara (>= 1.0, < 3)
       launchy
-    carrierwave (1.1.0)
+    carrierwave (1.2.1)
       activemodel (>= 4.0.0)
       activesupport (>= 4.0.0)
       mime-types (>= 1.16)
@@ -274,7 +274,7 @@ GEM
       po_to_json (>= 1.0.0)
       rails (>= 3.2.0)
     gherkin-ruby (0.3.2)
-    gitaly-proto (0.48.0)
+    gitaly-proto (0.51.0)
       google-protobuf (~> 3.1)
       grpc (~> 1.0)
     github-linguist (4.7.6)
@@ -619,7 +619,7 @@ GEM
       parser
       unparser
     procto (0.0.3)
-    prometheus-client-mmap (0.7.0.beta17)
+    prometheus-client-mmap (0.7.0.beta18)
       mmap2 (~> 2.2, >= 2.2.7)
     pry (0.10.4)
       coderay (~> 1.1.0)
@@ -986,7 +986,7 @@ DEPENDENCIES
   bundler-audit (~> 0.5.0)
   capybara (~> 2.15)
   capybara-screenshot (~> 1.0.0)
-  carrierwave (~> 1.1)
+  carrierwave (~> 1.2)
   charlock_holmes (~> 0.7.5)
   chronic (~> 0.10.2)
   chronic_duration (~> 0.10.6)
@@ -1026,7 +1026,7 @@ DEPENDENCIES
   gettext (~> 3.2.2)
   gettext_i18n_rails (~> 1.8.0)
   gettext_i18n_rails_js (~> 1.2.0)
-  gitaly-proto (~> 0.48.0)
+  gitaly-proto (~> 0.51.0)
   github-linguist (~> 4.7.0)
   gitlab-flowdock-git-hook (~> 1.0.1)
   gitlab-markup (~> 1.6.2)
@@ -1101,7 +1101,7 @@ DEPENDENCIES
   peek-sidekiq (~> 1.0.3)
   pg (~> 0.18.2)
   premailer-rails (~> 1.9.7)
-  prometheus-client-mmap (~> 0.7.0.beta17)
+  prometheus-client-mmap (~> 0.7.0.beta18)
   pry-byebug (~> 3.4.1)
   pry-rails (~> 0.3.4)
   rack-attack (~> 4.4.1)

app/assets/javascripts/api.js

@@ -16,6 +16,7 @@ const Api = {
   usersPath: '/api/:version/users.json',
   commitPath: '/api/:version/projects/:id/repository/commits',
   branchSinglePath: '/api/:version/projects/:id/repository/branches/:branch',
+  createBranchPath: '/api/:version/projects/:id/repository/branches',
 
   group(groupId, callback) {
     const url = Api.buildUrl(Api.groupPath)

app/assets/javascripts/autosave.js

-/* eslint-disable func-names, space-before-function-paren, wrap-iife, no-param-reassign, quotes, prefer-template, no-var, one-var, no-unused-vars, one-var-declaration-per-line, no-void, consistent-return, no-empty, max-len */
+/* eslint-disable no-param-reassign, prefer-template, no-var, no-void, consistent-return */
+
 import AccessorUtilities from './lib/utils/accessor';
 
-window.Autosave = (function() {
-  function Autosave(field, key, resource) {
+export default class Autosave {
+  constructor(field, key, resource) {
     this.field = field;
     this.isLocalStorageAvailable = AccessorUtilities.isLocalStorageAccessSafe();
     this.resource = resource;
@@ -12,14 +13,10 @@ window.Autosave = (function() {
     this.key = 'autosave/' + key;
     this.field.data('autosave', this);
     this.restore();
-    this.field.on('input', (function(_this) {
-      return function() {
-        return _this.save();
-      };
-    })(this));
+    this.field.on('input', () => this.save());
   }
 
-  Autosave.prototype.restore = function() {
+  restore() {
     var text;
 
     if (!this.isLocalStorageAvailable) return;
@@ -40,9 +37,9 @@ window.Autosave = (function() {
         field.dispatchEvent(event);
       }
     }
-  };
+  }
 
-  Autosave.prototype.save = function() {
+  save() {
     var text;
     text = this.field.val();
 
@@ -51,15 +48,11 @@ window.Autosave = (function() {
     }
 
     return this.reset();
-  };
+  }
 
-  Autosave.prototype.reset = function() {
+  reset() {
     if (!this.isLocalStorageAvailable) return;
 
     return window.localStorage.removeItem(this.key);
-  };
-
-  return Autosave;
-})();
-
-export default window.Autosave;
+  }
+}

app/assets/javascripts/behaviors/autosize.js

-import autosize from 'vendor/autosize';
+import Autosize from 'autosize';
 
 document.addEventListener('DOMContentLoaded', () => {
   const autosizeEls = document.querySelectorAll('.js-autosize');
 
-  autosize(autosizeEls);
-  autosize.update(autosizeEls);
+  Autosize(autosizeEls);
+  Autosize.update(autosizeEls);
 });

app/assets/javascripts/boards/components/board_sidebar.js

 /* eslint-disable comma-dangle, space-before-function-paren, no-new */
-/* global IssuableContext */
 /* global MilestoneSelect */
 /* global LabelsSelect */
 /* global Sidebar */
@@ -11,6 +10,7 @@ import AssigneeTitle from '../../sidebar/components/assignees/assignee_title';
 import Assignees from '../../sidebar/components/assignees/assignees';
 import DueDateSelectors from '../../due_date_select';
 import './sidebar/remove_issue';
+import IssuableContext from '../../issuable_context';
 
 const Store = gl.issueBoards.BoardsStore;
 

app/assets/javascripts/clusters.js

@@ -64,19 +64,16 @@ export default class Clusters {
     this.poll = new Poll({
       resource: this.service,
       method: 'fetchData',
-      successCallback: (data) => {
-        const { status, status_reason } = data.data;
-        this.updateContainer(status, status_reason);
-      },
-      errorCallback: () => {
-        Flash(s__('ClusterIntegration|Something went wrong on our end.'));
-      },
+      successCallback: data => this.handleSuccess(data),
+      errorCallback: () => Clusters.handleError(),
     });
 
     if (!Visibility.hidden()) {
       this.poll.makeRequest();
     } else {
-      this.service.fetchData();
+      this.service.fetchData()
+        .then(data => this.handleSuccess(data))
+        .catch(() => Clusters.handleError());
     }
 
     Visibility.change(() => {
@@ -88,6 +85,15 @@ export default class Clusters {
     });
   }
 
+  static handleError() {
+    Flash(s__('ClusterIntegration|Something went wrong on our end.'));
+  }
+
+  handleSuccess(data) {
+    const { status, status_reason } = data.data;
+    this.updateContainer(status, status_reason);
+  }
+
   hideAll() {
     this.errorContainer.classList.add('hidden');
     this.successContainer.classList.add('hidden');

app/assets/javascripts/dispatcher.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-arrow-callback, wrap-iife, no-shadow, consistent-return, one-var, one-var-declaration-per-line, camelcase, default-case, no-new, quotes, no-duplicate-case, no-case-declarations, no-fallthrough, max-len */
 /* global ProjectSelect */
-/* global IssuableIndex */
+import IssuableIndex from './issuable_index';
 /* global Milestone */
-/* global IssuableForm */
+import IssuableForm from './issuable_form';
 /* global LabelsSelect */
 /* global MilestoneSelect */
 /* global NewBranchForm */
@@ -173,7 +173,7 @@ import Diff from './diff';
             filteredSearchManager.setup();
           }
           const pagePrefix = page === 'projects:merge_requests:index' ? 'merge_request_' : 'issue_';
-          IssuableIndex.init(pagePrefix);
+          new IssuableIndex(pagePrefix);
 
           shortcut_handler = new ShortcutsNavigation();
           new UsersSelect();
@@ -231,12 +231,16 @@ import Diff from './diff';
         case 'projects:milestones:new':
         case 'projects:milestones:edit':
         case 'projects:milestones:update':
+          new ZenMode();
+          new DueDateSelectors();
+          new GLForm($('.milestone-form'), true);
+          break;
         case 'groups:milestones:new':
         case 'groups:milestones:edit':
         case 'groups:milestones:update':
           new ZenMode();
           new DueDateSelectors();
-          new GLForm($('.milestone-form'), true);
+          new GLForm($('.milestone-form'), false);
           break;
         case 'projects:compare:show':
           new Diff();

app/assets/javascripts/header.js

@@ -7,10 +7,12 @@ import { highCountTrim } from '~/lib/utils/text_utility';
  * @param {jQuery.Event} e
  * @param {String} count
  */
-$(document).on('todo:toggle', (e, count) => {
-  const parsedCount = parseInt(count, 10);
-  const $todoPendingCount = $('.todos-count');
+export default function initTodoToggle() {
+  $(document).on('todo:toggle', (e, count) => {
+    const parsedCount = parseInt(count, 10);
+    const $todoPendingCount = $('.todos-count');
 
-  $todoPendingCount.text(highCountTrim(parsedCount));
-  $todoPendingCount.toggleClass('hidden', parsedCount === 0);
-});
+    $todoPendingCount.text(highCountTrim(parsedCount));
+    $todoPendingCount.toggleClass('hidden', parsedCount === 0);
+  });
+}

app/assets/javascripts/importer_status.js

-/* eslint-disable func-names, space-before-function-paren, wrap-iife, camelcase, no-var, one-var, one-var-declaration-per-line, prefer-template, quotes, object-shorthand, comma-dangle, no-unused-vars, prefer-arrow-callback, no-else-return, vars-on-top, no-new, max-len */
+class ImporterStatus {
+  constructor(jobsUrl, importUrl) {
+    this.jobsUrl = jobsUrl;
+    this.importUrl = importUrl;
+    this.initStatusPage();
+    this.setAutoUpdate();
+  }
 
-(function() {
-  window.ImporterStatus = (function() {
-    function ImporterStatus(jobs_url, import_url) {
-      this.jobs_url = jobs_url;
-      this.import_url = import_url;
-      this.initStatusPage();
-      this.setAutoUpdate();
-    }
+  initStatusPage() {
+    $('.js-add-to-import')
+      .off('click')
+      .on('click', (event) => {
+        const $btn = $(event.currentTarget);
+        const $tr = $btn.closest('tr');
+        const $targetField = $tr.find('.import-target');
+        const $namespaceInput = $targetField.find('.js-select-namespace option:selected');
+        const id = $tr.attr('id').replace('repo_', '');
+        let targetNamespace;
+        let newName;
+        if ($namespaceInput.length > 0) {
+          targetNamespace = $namespaceInput[0].innerHTML;
+          newName = $targetField.find('#path').prop('value');
+          $targetField.empty().append(`${targetNamespace}/${newName}`);
+        }
+        $btn.disable().addClass('is-loading');
 
-    ImporterStatus.prototype.initStatusPage = function() {
-      $('.js-add-to-import').off('click').on('click', (function(_this) {
-        return function(e) {
-          var $btn, $namespace_input, $target_field, $tr, id, target_namespace, newName;
-          $btn = $(e.currentTarget);
-          $tr = $btn.closest('tr');
-          $target_field = $tr.find('.import-target');
-          $namespace_input = $target_field.find('.js-select-namespace option:selected');
-          id = $tr.attr('id').replace('repo_', '');
-          target_namespace = null;
-          newName = null;
-          if ($namespace_input.length > 0) {
-            target_namespace = $namespace_input[0].innerHTML;
-            newName = $target_field.find('#path').prop('value');
-            $target_field.empty().append(target_namespace + "/" + newName);
-          }
-          $btn.disable().addClass('is-loading');
-          return $.post(_this.import_url, {
-            repo_id: id,
-            target_namespace: target_namespace,
-            new_name: newName
-          }, {
-            dataType: 'script'
-          });
-        };
-      })(this));
-      return $('.js-import-all').off('click').on('click', function(e) {
-        var $btn;
-        $btn = $(this);
+        return $.post(this.importUrl, {
+          repo_id: id,
+          target_namespace: targetNamespace,
+          new_name: newName,
+        }, {
+          dataType: 'script',
+        });
+      });
+
+    $('.js-import-all')
+      .off('click')
+      .on('click', function onClickImportAll() {
+        const $btn = $(this);
         $btn.disable().addClass('is-loading');
-        return $('.js-add-to-import').each(function() {
+        return $('.js-add-to-import').each(function triggerAddImport() {
           return $(this).trigger('click');
         });
       });
-    };
+  }
+
+  setAutoUpdate() {
+    return setInterval(() => $.get(this.jobsUrl, data => $.each(data, (i, job) => {
+      const jobItem = $(`#project_${job.id}`);
+      const statusField = jobItem.find('.job-status');
 
-    ImporterStatus.prototype.setAutoUpdate = function() {
-      return setInterval(((function(_this) {
-        return function() {
-          return $.get(_this.jobs_url, function(data) {
-            return $.each(data, function(i, job) {
-              var job_item, status_field;
-              job_item = $("#project_" + job.id);
-              status_field = job_item.find(".job-status");
-              if (job.import_status === 'finished') {
-                job_item.removeClass("active").addClass("success");
-                return status_field.html('<span><i class="fa fa-check"></i> done</span>');
-              } else if (job.import_status === 'scheduled') {
-                return status_field.html("<i class='fa fa-spinner fa-spin'></i> scheduled");
-              } else if (job.import_status === 'started') {
-                return status_field.html("<i class='fa fa-spinner fa-spin'></i> started");
-              } else {
-                return status_field.html(job.import_status);
-              }
-            });
-          });
-        };
-      })(this)), 4000);
-    };
+      const spinner = '<i class="fa fa-spinner fa-spin"></i>';
 
-    return ImporterStatus;
-  })();
+      switch (job.import_status) {
+        case 'finished':
+          jobItem.removeClass('active').addClass('success');
+          statusField.html('<span><i class="fa fa-check"></i> done</span>');
+          break;
+        case 'scheduled':
+          statusField.html(`${spinner} scheduled`);
+          break;
+        case 'started':
+          statusField.html(`${spinner} started`);
+          break;
+        default:
+          statusField.html(job.import_status);
+          break;
+      }
+    })), 4000);
+  }
+}
 
-  $(function() {
-    if ($('.js-importer-status').length) {
-      var jobsImportPath = $('.js-importer-status').data('jobs-import-path');
-      var importPath = $('.js-importer-status').data('import-path');
+// eslint-disable-next-line consistent-return
+export default function initImporterStatus() {
+  const importerStatus = document.querySelector('.js-importer-status');
 
-      new window.ImporterStatus(jobsImportPath, importPath);
-    }
-  });
-}).call(window);
+  if (importerStatus) {
+    const data = importerStatus.dataset;
+    return new ImporterStatus(data.jobsImportPath, data.importPath);
+  }
+}

app/assets/javascripts/init_issuable_sidebar.js

 /* eslint-disable no-new */
 /* global MilestoneSelect */
 /* global LabelsSelect */
-/* global IssuableContext */
+import IssuableContext from './issuable_context';
 /* global Sidebar */
 
 import DueDateSelectors from './due_date_select';

app/assets/javascripts/init_legacy_filters.js

 /* eslint-disable no-new */
 /* global LabelsSelect */
 /* global MilestoneSelect */
-/* global IssueStatusSelect */
 /* global SubscriptionSelect */
 
 import UsersSelect from './users_select';
+import issueStatusSelect from './issue_status_select';
 
 export default () => {
   new UsersSelect();
   new LabelsSelect();
   new MilestoneSelect();
-  new IssueStatusSelect();
+  issueStatusSelect();
   new SubscriptionSelect();
 };

app/assets/javascripts/issuable_bulk_update_actions.js

 /* eslint-disable comma-dangle, quotes, consistent-return, func-names, array-callback-return, space-before-function-paren, prefer-arrow-callback, max-len, no-unused-expressions, no-sequences, no-underscore-dangle, no-unused-vars, no-param-reassign */
-/* global IssuableIndex */
 import _ from 'underscore';
 import Flash from './flash';
 

app/assets/javascripts/issuable_bulk_update_sidebar.js

 /* eslint-disable class-methods-use-this, no-new */
 /* global LabelsSelect */
 /* global MilestoneSelect */
-/* global IssueStatusSelect */
 /* global SubscriptionSelect */
 
 import IssuableBulkUpdateActions from './issuable_bulk_update_actions';
+import './milestone_select';
+import issueStatusSelect from './issue_status_select';
+import './subscription_select';
+import './labels_select';
 
 const HIDDEN_CLASS = 'hidden';
 const DISABLED_CONTENT_CLASS = 'disabled-content';
@@ -45,7 +48,7 @@ export default class IssuableBulkUpdateSidebar {
   initDropdowns() {
     new LabelsSelect();
     new MilestoneSelect();
-    new IssueStatusSelect();
+    issueStatusSelect();
     new SubscriptionSelect();
   }
 

app/assets/javascripts/issuable_context.js

-/* eslint-disable func-names, space-before-function-paren, wrap-iife, no-new, comma-dangle, quotes, prefer-arrow-callback, consistent-return, one-var, no-var, one-var-declaration-per-line, no-underscore-dangle, max-len */
 import Cookies from 'js-cookie';
 import bp from './breakpoints';
 import UsersSelect from './users_select';
 
-const PARTICIPANTS_ROW_COUNT = 7;
-
-(function() {
-  this.IssuableContext = (function() {
-    function IssuableContext(currentUser) {
-      this.initParticipants();
-      new UsersSelect(currentUser);
-      $('select.select2').select2({
-        width: 'resolve',
-        dropdownAutoWidth: true
-      });
-      $(".issuable-sidebar .inline-update").on("change", "select", function() {
-        return $(this).submit();
-      });
-      $(".issuable-sidebar .inline-update").on("change", ".js-assignee", function() {
-        return $(this).submit();
-      });
-      $(document).off('click', '.issuable-sidebar .dropdown-content a').on('click', '.issuable-sidebar .dropdown-content a', function(e) {
-        return e.preventDefault();
-      });
-      $(document).off('click', '.edit-link').on('click', '.edit-link', function(e) {
-        var $block, $selectbox;
+export default class IssuableContext {
+  constructor(currentUser) {
+    this.userSelect = new UsersSelect(currentUser);
+
+    $('select.select2').select2({
+      width: 'resolve',
+      dropdownAutoWidth: true,
+    });
+
+    $('.issuable-sidebar .inline-update').on('change', 'select', function onClickSelect() {
+      return $(this).submit();
+    });
+    $('.issuable-sidebar .inline-update').on('change', '.js-assignee', function onClickAssignee() {
+      return $(this).submit();
+    });
+    $(document)
+      .off('click', '.issuable-sidebar .dropdown-content a')
+      .on('click', '.issuable-sidebar .dropdown-content a', e => e.preventDefault());
+
+    $(document)
+      .off('click', '.edit-link')
+      .on('click', '.edit-link', function onClickEdit(e) {
         e.preventDefault();
-        $block = $(this).parents('.block');
-        $selectbox = $block.find('.selectbox');
+        const $block = $(this).parents('.block');
+        const $selectbox = $block.find('.selectbox');
         if ($selectbox.is(':visible')) {
           $selectbox.hide();
           $block.find('.value').show();
@@ -35,46 +34,18 @@ const PARTICIPANTS_ROW_COUNT = 7;
           $selectbox.show();
           $block.find('.value').hide();
         }
-        if ($selectbox.is(':visible')) {
-          return setTimeout(function() {
-            return $block.find('.dropdown-menu-toggle').trigger('click');
-          }, 0);
-        }
-      });
-      window.addEventListener('beforeunload', function() {
-        // collapsed_gutter cookie hides the sidebar
-        var bpBreakpoint = bp.getBreakpointSize();
-        if (bpBreakpoint === 'xs' || bpBreakpoint === 'sm') {
-          Cookies.set('collapsed_gutter', true);
-        }
-      });
-    }
 
-    IssuableContext.prototype.initParticipants = function() {
-      $(document).on('click', '.js-participants-more', this.toggleHiddenParticipants);
-      return $('.js-participants-author').each(function(i) {
-        if (i >= PARTICIPANTS_ROW_COUNT) {
-          return $(this).addClass('js-participants-hidden').hide();
+        if ($selectbox.is(':visible')) {
+          setTimeout(() => $block.find('.dropdown-menu-toggle').trigger('click'), 0);
         }
       });
-    };
-
-    IssuableContext.prototype.toggleHiddenParticipants = function() {
-      const currentText = $(this).text().trim();
-      const lessText = $(this).data('less-text');
-      const originalText = $(this).data('original-text');
 
-      if (currentText === originalText) {
-        $(this).text(lessText);
-
-        if (gl.lazyLoader) gl.lazyLoader.loadCheck();
-      } else {
-        $(this).text(originalText);
+    window.addEventListener('beforeunload', () => {
+      // collapsed_gutter cookie hides the sidebar
+      const bpBreakpoint = bp.getBreakpointSize();
+      if (bpBreakpoint === 'xs' || bpBreakpoint === 'sm') {
+        Cookies.set('collapsed_gutter', true);
       }
-
-      $('.js-participants-hidden').toggle();
-    };
-
-    return IssuableContext;
-  })();
-}).call(window);
+    });
+  }
+}

app/assets/javascripts/issuable_form.js

-/* eslint-disable func-names, space-before-function-paren, no-var, prefer-rest-params, wrap-iife, no-use-before-define, no-useless-escape, no-new, quotes, object-shorthand, no-unused-vars, comma-dangle, no-alert, consistent-return, no-else-return, prefer-template, one-var, one-var-declaration-per-line, curly, max-len */
+/* eslint-disable func-names, prefer-rest-params, wrap-iife, no-use-before-define, no-useless-escape, no-new, object-shorthand, no-unused-vars, comma-dangle, no-alert, consistent-return, no-else-return, prefer-template, one-var, one-var-declaration-per-line, curly, max-len */
 /* global GitLab */
-/* global Autosave */
 
 import Pikaday from 'pikaday';
+import Autosave from './autosave';
 import UsersSelect from './users_select';
 import GfmAutoComplete from './gfm_auto_complete';
 import ZenMode from './zen_mode';
 import { parsePikadayDate, pikadayToString } from './lib/utils/datefix';
 
-(function() {
-  this.IssuableForm = (function() {
-    IssuableForm.prototype.wipRegex = /^\s*(\[WIP\]\s*|WIP:\s*|WIP\s+)+\s*/i;
-
-    function IssuableForm(form) {
-      var $issuableDueDate, calendar;
-      this.form = form;
-      this.toggleWip = this.toggleWip.bind(this);
-      this.renderWipExplanation = this.renderWipExplanation.bind(this);
-      this.resetAutosave = this.resetAutosave.bind(this);
-      this.handleSubmit = this.handleSubmit.bind(this);
-      new GfmAutoComplete(gl.GfmAutoComplete && gl.GfmAutoComplete.dataSources).setup();
-      new UsersSelect();
-      new ZenMode();
-      this.titleField = this.form.find("input[name*='[title]']");
-      this.descriptionField = this.form.find("textarea[name*='[description]']");
-      if (!(this.titleField.length && this.descriptionField.length)) {
-        return;
-      }
-      this.initAutosave();
-      this.form.on("submit", this.handleSubmit);
-      this.form.on("click", ".btn-cancel", this.resetAutosave);
-      this.initWip();
-      $issuableDueDate = $('#issuable-due-date');
-      if ($issuableDueDate.length) {
-        calendar = new Pikaday({
-          field: $issuableDueDate.get(0),
-          theme: 'gitlab-theme animate-picker',
-          format: 'yyyy-mm-dd',
-          container: $issuableDueDate.parent().get(0),
-          parse: dateString => parsePikadayDate(dateString),
-          toString: date => pikadayToString(date),
-          onSelect: function(dateText) {
-            $issuableDueDate.val(calendar.toString(dateText));
-          }
-        });
-        calendar.setDate(parsePikadayDate($issuableDueDate.val()));
-      }
+export default class IssuableForm {
+  constructor(form) {
+    this.form = form;
+    this.toggleWip = this.toggleWip.bind(this);
+    this.renderWipExplanation = this.renderWipExplanation.bind(this);
+    this.resetAutosave = this.resetAutosave.bind(this);
+    this.handleSubmit = this.handleSubmit.bind(this);
+    this.wipRegex = /^\s*(\[WIP\]\s*|WIP:\s*|WIP\s+)+\s*/i;
+
+    new GfmAutoComplete(gl.GfmAutoComplete && gl.GfmAutoComplete.dataSources).setup();
+    new UsersSelect();
+    new ZenMode();
+
+    this.titleField = this.form.find('input[name*="[title]"]');
+    this.descriptionField = this.form.find('textarea[name*="[description]"]');
+    if (!(this.titleField.length && this.descriptionField.length)) {
+      return;
     }
 
-    IssuableForm.prototype.initAutosave = function() {
-      new Autosave(this.titleField, [document.location.pathname, document.location.search, "title"]);
-      return new Autosave(this.descriptionField, [document.location.pathname, document.location.search, "description"]);
-    };
-
-    IssuableForm.prototype.handleSubmit = function() {
-      return this.resetAutosave();
-    };
-
-    IssuableForm.prototype.resetAutosave = function() {
-      this.titleField.data("autosave").reset();
-      return this.descriptionField.data("autosave").reset();
-    };
-
-    IssuableForm.prototype.initWip = function() {
-      this.$wipExplanation = this.form.find(".js-wip-explanation");
-      this.$noWipExplanation = this.form.find(".js-no-wip-explanation");
-      if (!(this.$wipExplanation.length && this.$noWipExplanation.length)) {
-        return;
-      }
-      this.form.on("click", ".js-toggle-wip", this.toggleWip);
-      this.titleField.on("keyup blur", this.renderWipExplanation);
-      return this.renderWipExplanation();
-    };
-
-    IssuableForm.prototype.workInProgress = function() {
-      return this.wipRegex.test(this.titleField.val());
-    };
-
-    IssuableForm.prototype.renderWipExplanation = function() {
-      if (this.workInProgress()) {
-        this.$wipExplanation.show();
-        return this.$noWipExplanation.hide();
-      } else {
-        this.$wipExplanation.hide();
-        return this.$noWipExplanation.show();
-      }
-    };
-
-    IssuableForm.prototype.toggleWip = function(event) {
-      event.preventDefault();
-      if (this.workInProgress()) {
-        this.removeWip();
-      } else {
-        this.addWip();
-      }
-      return this.renderWipExplanation();
-    };
-
-    IssuableForm.prototype.removeWip = function() {
-      return this.titleField.val(this.titleField.val().replace(this.wipRegex, ""));
-    };
-
-    IssuableForm.prototype.addWip = function() {
-      return this.titleField.val("WIP: " + (this.titleField.val()));
-    };
-
-    return IssuableForm;
-  })();
-}).call(window);
+    this.initAutosave();
+    this.form.on('submit', this.handleSubmit);
+    this.form.on('click', '.btn-cancel', this.resetAutosave);
+    this.initWip();
+
+    const $issuableDueDate = $('#issuable-due-date');
+
+    if ($issuableDueDate.length) {
+      const calendar = new Pikaday({
+        field: $issuableDueDate.get(0),
+        theme: 'gitlab-theme animate-picker',
+        format: 'yyyy-mm-dd',
+        container: $issuableDueDate.parent().get(0),
+        parse: dateString => parsePikadayDate(dateString),
+        toString: date => pikadayToString(date),
+        onSelect: dateText => $issuableDueDate.val(calendar.toString(dateText)),
+      });
+      calendar.setDate(parsePikadayDate($issuableDueDate.val()));
+    }
+  }
+
+  initAutosave() {
+    new Autosave(this.titleField, [document.location.pathname, document.location.search, 'title']);
+    return new Autosave(this.descriptionField, [document.location.pathname, document.location.search, 'description']);
+  }
+
+  handleSubmit() {
+    return this.resetAutosave();
+  }
+
+  resetAutosave() {
+    this.titleField.data('autosave').reset();
+    return this.descriptionField.data('autosave').reset();
+  }
+
+  initWip() {
+    this.$wipExplanation = this.form.find('.js-wip-explanation');
+    this.$noWipExplanation = this.form.find('.js-no-wip-explanation');
+    if (!(this.$wipExplanation.length && this.$noWipExplanation.length)) {
+      return;
+    }
+    this.form.on('click', '.js-toggle-wip', this.toggleWip);
+    this.titleField.on('keyup blur', this.renderWipExplanation);
+    return this.renderWipExplanation();
+  }
+
+  workInProgress() {
+    return this.wipRegex.test(this.titleField.val());
+  }
+
+  renderWipExplanation() {
+    if (this.workInProgress()) {
+      this.$wipExplanation.show();
+      return this.$noWipExplanation.hide();
+    } else {
+      this.$wipExplanation.hide();
+      return this.$noWipExplanation.show();
+    }
+  }
+
+  toggleWip(event) {
+    event.preventDefault();
+    if (this.workInProgress()) {
+      this.removeWip();
+    } else {
+      this.addWip();
+    }
+    return this.renderWipExplanation();
+  }
+
+  removeWip() {
+    return this.titleField.val(this.titleField.val().replace(this.wipRegex, ''));
+  }
+
+  addWip() {
+    this.titleField.val(`WIP: ${(this.titleField.val())}`);
+  }
+}

app/assets/javascripts/issuable_index.js

-/* eslint-disable no-param-reassign, func-names, no-var, camelcase, no-unused-vars, object-shorthand, space-before-function-paren, no-return-assign, comma-dangle, consistent-return, one-var, one-var-declaration-per-line, quotes, prefer-template, prefer-arrow-callback, wrap-iife, max-len */
-/* global IssuableIndex */
-import _ from 'underscore';
 import IssuableBulkUpdateSidebar from './issuable_bulk_update_sidebar';
 import IssuableBulkUpdateActions from './issuable_bulk_update_actions';
 
-((global) => {
-  var issuable_created;
-
-  issuable_created = false;
-
-  global.IssuableIndex = {
-    init: function(pagePrefix) {
-      IssuableIndex.initTemplates();
-      IssuableIndex.initSearch();
-      IssuableIndex.initBulkUpdate(pagePrefix);
-      IssuableIndex.initResetFilters();
-      IssuableIndex.resetIncomingEmailToken();
-      IssuableIndex.initLabelFilterRemove();
-    },
-    initTemplates: function() {
-      return IssuableIndex.labelRow = _.template('<% _.each(labels, function(label){ %> <span class="label-row btn-group" role="group" aria-label="<%- label.title %>" style="color: <%- label.text_color %>;"> <a href="#" class="btn btn-transparent has-tooltip" style="background-color: <%- label.color %>;" title="<%- label.description %>" data-container="body"> <%- label.title %> </a> <button type="button" class="btn btn-transparent label-remove js-label-filter-remove" style="background-color: <%- label.color %>;" data-label="<%- label.title %>"> <i class="fa fa-times"></i> </button> </span> <% }); %>');
-    },
-    initSearch: function() {
-      const $searchInput = $('#issuable_search');
-
-      IssuableIndex.initSearchState($searchInput);
-
-      // `immediate` param set to false debounces on the `trailing` edge, lets user finish typing
-      const debouncedExecSearch = _.debounce(IssuableIndex.executeSearch, 1000, false);
-
-      $searchInput.off('keyup').on('keyup', debouncedExecSearch);
-
-      // ensures existing filters are preserved when manually submitted
-      $('#issuable_search_form').on('submit', (e) => {
-        e.preventDefault();
-        debouncedExecSearch(e);
-      });
-    },
-    initSearchState: function($searchInput) {
-      const currentSearchVal = $searchInput.val();
-
-      IssuableIndex.searchState = {
-        elem: $searchInput,
-        current: currentSearchVal
-      };
-
-      IssuableIndex.maybeFocusOnSearch();
-    },
-    accessSearchPristine: function(set) {
-      // store reference to previous value to prevent search on non-mutating keyup
-      const state = IssuableIndex.searchState;
-      const currentSearchVal = state.elem.val();
-
-      if (set) {
-        state.current = currentSearchVal;
-      } else {
-        return state.current === currentSearchVal;
-      }
-    },
-    maybeFocusOnSearch: function() {
-      const currentSearchVal = IssuableIndex.searchState.current;
-      if (currentSearchVal && currentSearchVal !== '') {
-        const queryLength = currentSearchVal.length;
-        const $searchInput = IssuableIndex.searchState.elem;
-
-      /* The following ensures that the cursor is initially placed at
-        * the end of search input when focus is applied. It accounts
-        * for differences in browser implementations of `setSelectionRange`
-        * and cursor placement for elements in focus.
-      */
-        $searchInput.focus();
-        if ($searchInput.setSelectionRange) {
-          $searchInput.setSelectionRange(queryLength, queryLength);
-        } else {
-          $searchInput.val(currentSearchVal);
-        }
-      }
-    },
-    executeSearch: function(e) {
-      const $search = $('#issuable_search');
-      const $searchName = $search.attr('name');
-      const $searchValue = $search.val();
-      const $filtersForm = $('.js-filter-form');
-      const $input = $(`input[name='${$searchName}']`, $filtersForm);
-      const isPristine = IssuableIndex.accessSearchPristine();
-
-      if (isPristine) {
-        return;
-      }
-
-      if (!$input.length) {
-        $filtersForm.append(`<input type='hidden' name='${$searchName}' value='${_.escape($searchValue)}'/>`);
-      } else {
-        $input.val($searchValue);
-      }
-
-      IssuableIndex.filterResults($filtersForm);
-    },
-    initLabelFilterRemove: function() {
-      return $(document).off('click', '.js-label-filter-remove').on('click', '.js-label-filter-remove', function(e) {
-        var $button;
-        $button = $(this);
-        // Remove the label input box
-        $('input[name="label_name[]"]').filter(function() {
-          return this.value === $button.data('label');
-        }).remove();
-        // Submit the form to get new data
-        IssuableIndex.filterResults($('.filter-form'));
-      });
-    },
-    filterResults: (function(_this) {
-      return function(form) {
-        var formAction, formData, issuesUrl;
-        formData = form.serializeArray();
-        formData = formData.filter(function(data) {
-          return data.value !== '';
-        });
-        formData = $.param(formData);
-        formAction = form.attr('action');
-        issuesUrl = formAction;
-        issuesUrl += "" + (formAction.indexOf('?') === -1 ? '?' : '&');
-        issuesUrl += formData;
-        return gl.utils.visitUrl(issuesUrl);
-      };
-    })(this),
-    initResetFilters: function() {
-      $('.reset-filters').on('click', function(e) {
-        e.preventDefault();
-        const target = e.target;
-        const $form = $(target).parents('.js-filter-form');
-        const baseIssuesUrl = target.href;
-
-        $form.attr('action', baseIssuesUrl);
-        gl.utils.visitUrl(baseIssuesUrl);
+export default class IssuableIndex {
+  constructor(pagePrefix) {
+    this.initBulkUpdate(pagePrefix);
+    IssuableIndex.resetIncomingEmailToken();
+  }
+  initBulkUpdate(pagePrefix) {
+    const userCanBulkUpdate = $('.issues-bulk-update').length > 0;
+    const alreadyInitialized = !!this.bulkUpdateSidebar;
+
+    if (userCanBulkUpdate && !alreadyInitialized) {
+      IssuableBulkUpdateActions.init({
+        prefixId: pagePrefix,
       });
-    },
-    initBulkUpdate: function(pagePrefix) {
-      const userCanBulkUpdate = $('.issues-bulk-update').length > 0;
-      const alreadyInitialized = !!this.bulkUpdateSidebar;
-
-      if (userCanBulkUpdate && !alreadyInitialized) {
-        IssuableBulkUpdateActions.init({
-          prefixId: pagePrefix,
-        });
-
-        this.bulkUpdateSidebar = new IssuableBulkUpdateSidebar();
-      }
-    },
-    resetIncomingEmailToken: function() {
-      $('.incoming-email-token-reset').on('click', function(e) {
-        e.preventDefault();
 
-        $.ajax({
-          type: 'PUT',
-          url: $('.incoming-email-token-reset').attr('href'),
-          dataType: 'json',
-          success: function(response) {
-            $('#issue_email').val(response.new_issue_address).focus();
-          },
-          beforeSend: function() {
-            $('.incoming-email-token-reset').text('resetting...');
-          },
-          complete: function() {
-            $('.incoming-email-token-reset').text('reset it');
-          }
-        });
-      });
+      this.bulkUpdateSidebar = new IssuableBulkUpdateSidebar();
     }
-  };
-})(window);
+  }
+
+  static resetIncomingEmailToken() {
+    $('.incoming-email-token-reset').on('click', (e) => {
+      e.preventDefault();
+
+      $.ajax({
+        type: 'PUT',
+        url: $('.incoming-email-token-reset').attr('href'),
+        dataType: 'json',
+        success(response) {
+          $('#issue_email').val(response.new_issue_address).focus();
+        },
+        beforeSend() {
+          $('.incoming-email-token-reset').text('resetting...');
+        },
+        complete() {
+          $('.incoming-email-token-reset').text('reset it');
+        },
+      });
+    });
+  }
+}

app/assets/javascripts/issue.js

@@ -6,7 +6,7 @@ import TaskList from './task_list';
 import CreateMergeRequestDropdown from './create_merge_request_dropdown';
 import IssuablesHelper from './helpers/issuables_helper';
 
-class Issue {
+export default class Issue {
   constructor() {
     if ($('a.btn-close').length) {
       this.taskList = new TaskList({
@@ -147,5 +147,3 @@ class Issue {
     });
   }
 }
-
-export default Issue;

app/assets/javascripts/issue_status_select.js

-/* eslint-disable func-names, space-before-function-paren, wrap-iife, no-var, quotes, object-shorthand, no-unused-vars, no-shadow, one-var, one-var-declaration-per-line, comma-dangle, max-len */
-(function() {
-  this.IssueStatusSelect = (function() {
-    function IssueStatusSelect() {
-      $('.js-issue-status').each(function(i, el) {
-        var fieldName;
-        fieldName = $(el).data("field-name");
-        return $(el).glDropdown({
-          selectable: true,
-          fieldName: fieldName,
-          toggleLabel: (function(_this) {
-            return function(selected, el, instance) {
-              var $item, label;
-              label = 'Author';
-              $item = instance.dropdown.find('.is-active');
-              if ($item.length) {
-                label = $item.text();
-              }
-              return label;
-            };
-          })(this),
-          clicked: function(options) {
-            return options.e.preventDefault();
-          },
-          id: function(obj, el) {
-            return $(el).data("id");
-          }
-        });
-      });
-    }
-
-    return IssueStatusSelect;
-  })();
-}).call(window);
+export default function issueStatusSelect() {
+  $('.js-issue-status').each((i, el) => {
+    const fieldName = $(el).data('field-name');
+    return $(el).glDropdown({
+      selectable: true,
+      fieldName,
+      toggleLabel(selected, element, instance) {
+        let label = 'Author';
+        const $item = instance.dropdown.find('.is-active');
+        if ($item.length) {
+          label = $item.text();
+        }
+        return label;
+      },
+      clicked(options) {
+        return options.e.preventDefault();
+      },
+      id(obj, element) {
+        return $(element).data('id');
+      },
+    });
+  });
+}

app/assets/javascripts/main.js

@@ -41,7 +41,6 @@ import './behaviors/';
 import './activities';
 import './admin';
 import './aside';
-import './autosave';
 import loadAwardsHandler from './awards_handler';
 import bp from './breakpoints';
 import './commits';
@@ -55,13 +54,8 @@ import './gl_dropdown';
 import './gl_field_error';
 import './gl_field_errors';
 import './gl_form';
-import './header';
-import './importer_status';
-import './issuable_index';
-import './issuable_context';
-import './issuable_form';
-import './issue';
-import './issue_status_select';
+import initTodoToggle from './header';
+import initImporterStatus from './importer_status';
 import './labels_select';
 import './layout_nav';
 import LazyLoader from './lazy_loader';
@@ -139,6 +133,8 @@ $(function () {
   var fitSidebarForSize;
 
   initBreadcrumbs();
+  initImporterStatus();
+  initTodoToggle();
 
   // Set the default path for all cookies to GitLab's root directory
   Cookies.defaults.path = gon.relative_url_root || '/';

app/assets/javascripts/notes.js

@@ -5,14 +5,14 @@ default-case, prefer-template, consistent-return, no-alert, no-return-assign,
 no-param-reassign, prefer-arrow-callback, no-else-return, comma-dangle, no-new,
 brace-style, no-lonely-if, vars-on-top, no-unused-vars, no-sequences, no-shadow,
 newline-per-chained-call, no-useless-escape, class-methods-use-this */
-/* global Autosave */
+
 /* global ResolveService */
 /* global mrRefreshWidgetUrl */
 
 import $ from 'jquery';
 import _ from 'underscore';
 import Cookies from 'js-cookie';
-import autosize from 'vendor/autosize';
+import Autosize from 'autosize';
 import 'vendor/jquery.caret'; // required by jquery.atwho
 import 'vendor/jquery.atwho';
 import AjaxCache from '~/lib/utils/ajax_cache';
@@ -20,12 +20,12 @@ import Flash from './flash';
 import CommentTypeToggle from './comment_type_toggle';
 import GLForm from './gl_form';
 import loadAwardsHandler from './awards_handler';
-import './autosave';
+import Autosave from './autosave';
 import TaskList from './task_list';
 import { ajaxPost, isInViewport, getPagePath, scrollToElement, isMetaKey } from './lib/utils/common_utils';
 import imageDiffHelper from './image_diff/helpers/index';
 
-window.autosize = autosize;
+window.autosize = Autosize;
 
 function normalizeNewlines(str) {
   return str.replace(/\r\n/g, '\n');

app/assets/javascripts/notes/components/issue_comment_form.vue

 <script>
-  /* global Autosave */
   import { mapActions, mapGetters } from 'vuex';
   import _ from 'underscore';
-  import autosize from 'vendor/autosize';
+  import Autosize from 'autosize';
   import Flash from '../../flash';
-  import '../../autosave';
+  import Autosave from '../../autosave';
   import TaskList from '../../task_list';
   import * as constants from '../constants';
   import eventHub from '../event_hub';
@@ -220,7 +219,7 @@
       },
       resizeTextarea() {
         this.$nextTick(() => {
-          autosize.update(this.$refs.textarea);
+          Autosize.update(this.$refs.textarea);
         });
       },
     },

app/assets/javascripts/notes/mixins/autosave.js

-/* globals Autosave */
-import '../../autosave';
+import Autosave from '../../autosave';
 
 export default {
   methods: {

app/assets/javascripts/project_select.js

@@ -2,13 +2,15 @@
 import Api from './api';
 import ProjectSelectComboButton from './project_select_combo_button';
 
-(function() {
-  this.ProjectSelect = (function() {
+(function () {
+  this.ProjectSelect = (function () {
     function ProjectSelect() {
       $('.ajax-project-select').each(function(i, select) {
         var placeholder;
+        const simpleFilter = $(select).data('simple-filter') || false;
         this.groupId = $(select).data('group-id');
         this.includeGroups = $(select).data('include-groups');
+        this.allProjects = $(select).data('all-projects') || false;
         this.orderBy = $(select).data('order-by') || 'id';
         this.withIssuesEnabled = $(select).data('with-issues-enabled');
         this.withMergeRequestsEnabled = $(select).data('with-merge-requests-enabled');
@@ -21,10 +23,10 @@ import ProjectSelectComboButton from './project_select_combo_button';
         $(select).select2({
           placeholder: placeholder,
           minimumInputLength: 0,
-          query: (function(_this) {
-            return function(query) {
+          query: (function (_this) {
+            return function (query) {
               var finalCallback, projectsCallback;
-              finalCallback = function(projects) {
+              finalCallback = function (projects) {
                 var data;
                 data = {
                   results: projects
@@ -32,9 +34,9 @@ import ProjectSelectComboButton from './project_select_combo_button';
                 return query.callback(data);
               };
               if (_this.includeGroups) {
-                projectsCallback = function(projects) {
+                projectsCallback = function (projects) {
                   var groupsCallback;
-                  groupsCallback = function(groups) {
+                  groupsCallback = function (groups) {
                     var data;
                     data = groups.concat(projects);
                     return finalCallback(data);
@@ -50,23 +52,25 @@ import ProjectSelectComboButton from './project_select_combo_button';
                 return Api.projects(query.term, {
                   order_by: _this.orderBy,
                   with_issues_enabled: _this.withIssuesEnabled,
-                  with_merge_requests_enabled: _this.withMergeRequestsEnabled
+                  with_merge_requests_enabled: _this.withMergeRequestsEnabled,
+                  membership: !_this.allProjects,
                 }, projectsCallback);
               }
             };
           })(this),
           id: function(project) {
+            if (simpleFilter) return project.id;
             return JSON.stringify({
               name: project.name,
               url: project.web_url,
             });
           },
-          text: function(project) {
+          text: function (project) {
             return project.name_with_namespace || project.name;
           },
           dropdownCssClass: "ajax-project-dropdown"
         });
-
+        if (simpleFilter) return select;
         return new ProjectSelectComboButton(select);
       });
     }

app/assets/javascripts/repo/components/new_branch_form.vue

 <script>
+  import { mapState, mapActions } from 'vuex';
   import flash, { hideFlash } from '../../flash';
   import loadingIcon from '../../vue_shared/components/loading_icon.vue';
-  import eventHub from '../event_hub';
 
   export default {
     components: {
       loadingIcon,
     },
-    props: {
-      currentBranch: {
-        type: String,
-        required: true,
-      },
-    },
     data() {
       return {
         branchName: '',
@@ -20,11 +14,17 @@
       };
     },
     computed: {
+      ...mapState([
+        'currentBranch',
+      ]),
       btnDisabled() {
         return this.loading || this.branchName === '';
       },
     },
     methods: {
+      ...mapActions([
+        'createNewBranch',
+      ]),
       toggleDropdown() {
         this.$dropdown.dropdown('toggle');
       },
@@ -38,19 +38,21 @@
           hideFlash(flashEl, false);
         }
 
-        eventHub.$emit('createNewBranch', this.branchName);
-      },
-      showErrorMessage(message) {
-        this.loading = false;
-        flash(message, 'alert', this.$el);
-      },
-      createdNewBranch(newBranchName) {
-        this.loading = false;
-        this.branchName = '';
+        this.createNewBranch(this.branchName)
+          .then(() => {
+            this.loading = false;
+            this.branchName = '';
 
-        if (this.dropdownText) {
-          this.dropdownText.textContent = newBranchName;
-        }
+            if (this.dropdownText) {
+              this.dropdownText.textContent = this.currentBranch;
+            }
+
+            this.toggleDropdown();
+          })
+          .catch(res => res.json().then((data) => {
+            this.loading = false;
+            flash(data.message, 'alert', this.$el);
+          }));
       },
     },
     created() {
@@ -59,15 +61,6 @@
 
       // text element is outside Vue app
       this.dropdownText = document.querySelector('.project-refs-form .dropdown-toggle-text');
-
-      eventHub.$on('createNewBranchSuccess', this.createdNewBranch);
-      eventHub.$on('createNewBranchError', this.showErrorMessage);
-      eventHub.$on('toggleNewBranchDropdown', this.toggleDropdown);
-    },
-    destroyed() {
-      eventHub.$off('createNewBranchSuccess', this.createdNewBranch);
-      eventHub.$off('toggleNewBranchDropdown', this.toggleDropdown);
-      eventHub.$off('createNewBranchError', this.showErrorMessage);
     },
   };
 </script>

app/assets/javascripts/repo/components/new_dropdown/index.vue

 <script>
-  import RepoStore from '../../stores/repo_store';
-  import RepoHelper from '../../helpers/repo_helper';
-  import eventHub from '../../event_hub';
+  import { mapState } from 'vuex';
   import newModal from './modal.vue';
+  import upload from './upload.vue';
 
   export default {
     components: {
       newModal,
+      upload,
     },
     data() {
       return {
         openModal: false,
         modalType: '',
-        currentPath: RepoStore.path,
       };
     },
+    computed: {
+      ...mapState([
+        'path',
+      ]),
+    },
     methods: {
       createNewItem(type) {
         this.modalType = type;
@@ -23,17 +27,6 @@
       toggleModalOpen() {
         this.openModal = !this.openModal;
       },
-      createNewEntryInStore(name, type) {
-        RepoHelper.createNewEntry(name, type);
-
-        this.toggleModalOpen();
-      },
-    },
-    created() {
-      eventHub.$on('createNewEntry', this.createNewEntryInStore);
-    },
-    beforeDestroy() {
-      eventHub.$off('createNewEntry', this.createNewEntryInStore);
     },
   };
 </script>
@@ -64,6 +57,11 @@
               {{ __('New file') }}
             </a>
           </li>
+          <li>
+            <upload
+              :path="path"
+            />
+          </li>
           <li>
             <a
               href="#"
@@ -79,7 +77,7 @@
     <new-modal
       v-if="openModal"
       :type="modalType"
-      :current-path="currentPath"
+      :path="path"
       @toggle="toggleModalOpen"
     />
   </div>

app/assets/javascripts/repo/components/new_dropdown/modal.vue

 <script>
+  import { mapActions } from 'vuex';
   import { __ } from '../../../locale';
   import popupDialog from '../../../vue_shared/components/popup_dialog.vue';
-  import eventHub from '../../event_hub';
 
   export default {
     props: {
-      currentPath: {
+      type: {
         type: String,
         required: true,
       },
-      type: {
+      path: {
         type: String,
         required: true,
       },
     },
     data() {
       return {
-        entryName: this.currentPath !== '' ? `${this.currentPath}/` : '',
+        entryName: this.path !== '' ? `${this.path}/` : '',
       };
     },
     components: {
       popupDialog,
     },
     methods: {
+      ...mapActions([
+        'createTempEntry',
+      ]),
       createEntryInStore() {
-        eventHub.$emit('createNewEntry', this.entryName, this.type);
+        this.createTempEntry({
+          name: this.entryName.replace(new RegExp(`^${this.path}/`), ''),
+          type: this.type,
+        });
+
+        this.toggleModalOpen();
       },
       toggleModalOpen() {
         this.$emit('toggle');

app/assets/javascripts/repo/components/new_dropdown/upload.vue

+<script>
+  import { mapActions } from 'vuex';
+
+  export default {
+    props: {
+      path: {
+        type: String,
+        required: true,
+      },
+    },
+    methods: {
+      ...mapActions([
+        'createTempEntry',
+      ]),
+      createFile(target, file, isText) {
+        const { name } = file;
+        let { result } = target;
+
+        if (!isText) {
+          result = result.split('base64,')[1];
+        }
+
+        this.createTempEntry({
+          name,
+          type: 'blob',
+          content: result,
+          base64: !isText,
+        });
+      },
+      readFile(file) {
+        const reader = new FileReader();
+        const isText = file.type.match(/text.*/) !== null;
+
+        reader.addEventListener('load', e => this.createFile(e.target, file, isText), { once: true });
+
+        if (isText) {
+          reader.readAsText(file);
+        } else {
+          reader.readAsDataURL(file);
+        }
+      },
+      openFile() {
+        Array.from(this.$refs.fileUpload.files).forEach(file => this.readFile(file));
+      },
+    },
+    mounted() {
+      this.$refs.fileUpload.addEventListener('change', this.openFile);
+    },
+    beforeDestroy() {
+      this.$refs.fileUpload.removeEventListener('change', this.openFile);
+    },
+  };
+</script>
+
+<template>
+  <label
+    role="button"
+    class="menu-item"
+  >
+    {{ __('Upload file') }}
+    <input
+      id="file-upload"
+      type="file"
+      class="hidden"
+      ref="fileUpload"
+    />
+  </label>
+</template>

app/assets/javascripts/repo/components/repo.vue

 <script>
+import { mapState, mapGetters } from 'vuex';
 import RepoSidebar from './repo_sidebar.vue';
 import RepoCommitSection from './repo_commit_section.vue';
 import RepoTabs from './repo_tabs.vue';
 import RepoFileButtons from './repo_file_buttons.vue';
 import RepoPreview from './repo_preview.vue';
-import RepoMixin from '../mixins/repo_mixin';
-import PopupDialog from '../../vue_shared/components/popup_dialog.vue';
-import Store from '../stores/repo_store';
-import Helper from '../helpers/repo_helper';
-import Service from '../services/repo_service';
-import MonacoLoaderHelper from '../helpers/monaco_loader_helper';
-import eventHub from '../event_hub';
+import repoEditor from './repo_editor.vue';
 
 export default {
-  data() {
-    return Store;
+  computed: {
+    ...mapState([
+      'currentBlobView',
+    ]),
+    ...mapGetters([
+      'isCollapsed',
+      'changedFiles',
+    ]),
   },
-  mixins: [RepoMixin],
   components: {
     RepoSidebar,
     RepoTabs,
     RepoFileButtons,
-    'repo-editor': MonacoLoaderHelper.repoEditorLoader,
+    repoEditor,
     RepoCommitSection,
-    PopupDialog,
     RepoPreview,
   },
-  created() {
-    eventHub.$on('createNewBranch', this.createNewBranch);
-  },
   mounted() {
-    Helper.getContent().catch(Helper.loadingError);
-  },
-  destroyed() {
-    eventHub.$off('createNewBranch', this.createNewBranch);
-  },
-  methods: {
-    getCurrentLocation() {
-      return location.href;
-    },
-    toggleDialogOpen(toggle) {
-      this.dialog.open = toggle;
-    },
-
-    dialogSubmitted(status) {
-      this.toggleDialogOpen(false);
-      this.dialog.status = status;
-
-      // remove tmp files
-      Helper.removeAllTmpFiles('openedFiles');
-      Helper.removeAllTmpFiles('files');
-    },
-    toggleBlobView: Store.toggleBlobView,
-    createNewBranch(branch) {
-      Service.createBranch({
-        branch,
-        ref: Store.currentBranch,
-      }).then((res) => {
-        const newBranchName = res.data.name;
-        const newUrl = this.getCurrentLocation().replace(Store.currentBranch, newBranchName);
-
-        Store.currentBranch = newBranchName;
-
-        history.pushState({ key: Helper.key }, '', newUrl);
+    const returnValue = 'Are you sure you want to lose unsaved changes?';
+    window.onbeforeunload = (e) => {
+      if (!this.changedFiles.length) return undefined;
 
-        eventHub.$emit('createNewBranchSuccess', newBranchName);
-        eventHub.$emit('toggleNewBranchDropdown');
-      }).catch((err) => {
-        eventHub.$emit('createNewBranchError', err.response.data.message);
+      Object.assign(e, {
+        returnValue,
       });
-    },
+      return returnValue;
+    };
   },
 };
 </script>
 
 <template>
   <div class="repository-view">
-    <div class="tree-content-holder" :class="{'tree-content-holder-mini' : isMini}">
+    <div class="tree-content-holder" :class="{'tree-content-holder-mini' : isCollapsed}">
       <repo-sidebar/>
-      <div v-if="isMini"
-      class="panel-right"
-      :class="{'edit-mode': editMode}">
+      <div
+        v-if="isCollapsed"
+        class="panel-right"
+      >
         <repo-tabs/>
         <component
           :is="currentBlobView"
-          class="blob-viewer-container"/>
+        />
         <repo-file-buttons/>
       </div>
     </div>
-    <repo-commit-section/>
-    <popup-dialog
-      v-show="dialog.open"
-      :primary-button-label="__('Discard changes')"
-      kind="warning"
-      :title="__('Are you sure?')"
-      :text="__('Are you sure you want to discard your changes?')"
-      @toggle="toggleDialogOpen"
-      @submit="dialogSubmitted"
-    />
+    <repo-commit-section v-if="changedFiles.length" />
   </div>
 </template>

app/assets/javascripts/repo/components/repo_commit_section.vue

 <script>
-import Flash from '../../flash';
-import Store from '../stores/repo_store';
-import RepoMixin from '../mixins/repo_mixin';
-import Service from '../services/repo_service';
+import { mapGetters, mapState, mapActions } from 'vuex';
 import PopupDialog from '../../vue_shared/components/popup_dialog.vue';
-import { visitUrl } from '../../lib/utils/url_utility';
+import { n__ } from '../../locale';
 
 export default {
-  mixins: [RepoMixin],
-
-  data() {
-    return Store;
-  },
-
   components: {
     PopupDialog,
   },
-
+  data() {
+    return {
+      showNewBranchDialog: false,
+      submitCommitsLoading: false,
+      startNewMR: false,
+      commitMessage: '',
+    };
+  },
   computed: {
-    showCommitable() {
-      return this.isCommitable && this.changedFiles.length;
-    },
-
-    branchPaths() {
-      return this.changedFiles.map(f => f.path);
-    },
-
-    cantCommitYet() {
+    ...mapState([
+      'currentBranch',
+    ]),
+    ...mapGetters([
+      'changedFiles',
+    ]),
+    commitButtonDisabled() {
       return !this.commitMessage || this.submitCommitsLoading;
     },
-
-    filePluralize() {
-      return this.changedFiles.length > 1 ? 'files' : 'file';
+    commitButtonText() {
+      return n__('Commit %d file', 'Commit %d files', this.changedFiles.length);
     },
   },
-
   methods: {
-    commitToNewBranch(status) {
-      if (status) {
-        this.showNewBranchDialog = false;
-        this.tryCommit(null, true, true);
-      } else {
-        // reset the state
-      }
-    },
+    ...mapActions([
+      'checkCommitStatus',
+      'commitChanges',
+      'getTreeData',
+    ]),
+    makeCommit(newBranch = false) {
+      const createNewBranch = newBranch || this.startNewMR;
 
-    makeCommit(newBranch) {
-      // see https://docs.gitlab.com/ce/api/commits.html#create-a-commit-with-multiple-files-and-actions
-      const commitMessage = this.commitMessage;
-      const actions = this.changedFiles.map(f => ({
-        action: f.tempFile ? 'create' : 'update',
-        file_path: f.path,
-        content: f.newContent,
-      }));
-      const branch = newBranch ? `${this.currentBranch}-${this.currentShortHash}` : this.currentBranch;
       const payload = {
-        branch,
-        commit_message: commitMessage,
-        actions,
+        branch: createNewBranch ? `${this.currentBranch}-${new Date().getTime().toString()}` : this.currentBranch,
+        commit_message: this.commitMessage,
+        actions: this.changedFiles.map(f => ({
+          action: f.tempFile ? 'create' : 'update',
+          file_path: f.path,
+          content: f.content,
+          encoding: f.base64 ? 'base64' : 'text',
+        })),
+        start_branch: createNewBranch ? this.currentBranch : undefined,
       };
-      if (newBranch) {
-        payload.start_branch = this.currentBranch;
-      }
-      Service.commitFiles(payload)
+
+      this.showNewBranchDialog = false;
+      this.submitCommitsLoading = true;
+
+      this.commitChanges({ payload, newMr: this.startNewMR })
         .then(() => {
-          this.resetCommitState();
-          if (this.startNewMR) {
-            this.redirectToNewMr(branch);
-          } else {
-            this.redirectToBranch(branch);
-          }
+          this.submitCommitsLoading = false;
+          this.getTreeData();
         })
         .catch(() => {
-          Flash('An error occurred while committing your changes');
+          this.submitCommitsLoading = false;
         });
     },
-
-    tryCommit(e, skipBranchCheck = false, newBranch = false) {
+    tryCommit() {
       this.submitCommitsLoading = true;
 
-      if (skipBranchCheck) {
-        this.makeCommit(newBranch);
-      } else {
-        Store.setBranchHash()
-          .then(() => {
-            if (Store.branchChanged) {
-              Store.showNewBranchDialog = true;
-              return;
-            }
-            this.makeCommit(newBranch);
-          })
-          .catch(() => {
-            this.submitCommitsLoading = false;
-            Flash('An error occurred while committing your changes');
-          });
-      }
-    },
-
-    redirectToNewMr(branch) {
-      visitUrl(this.newMrTemplateUrl.replace('{{source_branch}}', branch));
-    },
-
-    redirectToBranch(branch) {
-      visitUrl(this.customBranchURL.replace('{{branch}}', branch));
-    },
-
-    resetCommitState() {
-      this.submitCommitsLoading = false;
-      this.openedFiles = this.openedFiles.map((file) => {
-        const f = file;
-        f.changed = false;
-        return f;
-      });
-      this.changedFiles = [];
-      this.commitMessage = '';
-      this.editMode = false;
-      window.scrollTo(0, 0);
+      this.checkCommitStatus()
+        .then((branchChanged) => {
+          if (branchChanged) {
+            this.showNewBranchDialog = true;
+          } else {
+            this.makeCommit();
+          }
+        })
+        .catch(() => {
+          this.submitCommitsLoading = false;
+        });
     },
   },
 };
 </script>
 
 <template>
-<div
-  v-if="showCommitable"
-  id="commit-area">
+<div id="commit-area">
   <popup-dialog
     v-if="showNewBranchDialog"
     :primary-button-label="__('Create new branch')"
     kind="primary"
     :title="__('Branch has changed')"
     :text="__('This branch has changed since you started editing. Would you like to create a new branch?')"
-    @submit="commitToNewBranch"
+    @toggle="showNewBranchDialog = false"
+    @submit="makeCommit(true)"
   />
   <form
     class="form-horizontal"
-    @submit.prevent="tryCommit">
+    @submit.prevent="tryCommit()">
     <fieldset>
       <div class="form-group">
         <label class="col-md-4 control-label staged-files">
@@ -144,10 +103,10 @@ export default {
         <div class="col-md-6">
           <ul class="list-unstyled changed-files">
             <li
-              v-for="branchPath in branchPaths"
-              :key="branchPath">
+              v-for="(file, index) in changedFiles"
+              :key="index">
               <span class="help-block">
-                {{branchPath}}
+                {{ file.path }}
               </span>
             </li>
           </ul>
@@ -182,9 +141,8 @@ export default {
       </div>
       <div class="col-md-offset-4 col-md-6">
         <button
-          ref="submitCommit"
           type="submit"
-          :disabled="cantCommitYet"
+          :disabled="commitButtonDisabled"
           class="btn btn-success">
           <i
             v-if="submitCommitsLoading"
@@ -193,7 +151,7 @@ export default {
             aria-label="loading">
           </i>
           <span class="commit-summary">
-            Commit {{changedFiles.length}} {{filePluralize}}
+            {{ commitButtonText }}
           </span>
         </button>
       </div>

app/assets/javascripts/repo/components/repo_edit_button.vue

 <script>
-import Store from '../stores/repo_store';
-import RepoMixin from '../mixins/repo_mixin';
+import { mapGetters, mapActions, mapState } from 'vuex';
+import popupDialog from '../../vue_shared/components/popup_dialog.vue';
 
 export default {
-  data() {
-    return Store;
+  components: {
+    popupDialog,
   },
-  mixins: [RepoMixin],
   computed: {
+    ...mapState([
+      'editMode',
+      'discardPopupOpen',
+    ]),
+    ...mapGetters([
+      'canEditFile',
+    ]),
     buttonLabel() {
       return this.editMode ? this.__('Cancel edit') : this.__('Edit');
     },
-
-    showButton() {
-      return this.isCommitable &&
-        !this.activeFile.render_error &&
-        !this.binary &&
-        this.openedFiles.length;
-    },
   },
   methods: {
-    editCancelClicked() {
-      if (this.changedFiles.length) {
-        this.dialog.open = true;
-        return;
-      }
-      this.editMode = !this.editMode;
-      Store.toggleBlobView();
-    },
+    ...mapActions([
+      'toggleEditMode',
+      'closeDiscardPopup',
+    ]),
   },
 };
 </script>
 
 <template>
-<button
-  v-if="showButton"
-  class="btn btn-default"
-  type="button"
-  @click.prevent="editCancelClicked">
-  <i
-    v-if="!editMode"
-    class="fa fa-pencil"
-    aria-hidden="true">
-  </i>
-  <span>
-    {{buttonLabel}}
-  </span>
-</button>
+  <div class="editable-mode">
+    <button
+      v-if="canEditFile"
+      class="btn btn-default"
+      type="button"
+      @click.prevent="toggleEditMode()">
+      <i
+        v-if="!editMode"
+        class="fa fa-pencil"
+        aria-hidden="true">
+      </i>
+      <span>
+        {{buttonLabel}}
+      </span>
+    </button>
+    <popup-dialog
+      v-if="discardPopupOpen"
+      class="text-left"
+      :primary-button-label="__('Discard changes')"
+      kind="warning"
+      :title="__('Are you sure?')"
+      :text="__('Are you sure you want to discard your changes?')"
+      @toggle="closeDiscardPopup"
+      @submit="toggleEditMode(true)"
+    />
+  </div>
 </template>

app/assets/javascripts/repo/components/repo_editor.vue

 <script>
 /* global monaco */
-import Store from '../stores/repo_store';
-import Service from '../services/repo_service';
-import Helper from '../helpers/repo_helper';
-
-const RepoEditor = {
-  data() {
-    return Store;
-  },
+import { mapGetters, mapActions } from 'vuex';
+import flash from '../../flash';
+import monacoLoader from '../monaco_loader';
 
+export default {
   destroyed() {
-    if (Helper.monacoInstance) {
-      Helper.monacoInstance.destroy();
+    if (this.monacoInstance) {
+      this.monacoInstance.destroy();
     }
   },
-
   mounted() {
-    Service.getRaw(this.activeFile)
-      .then((rawResponse) => {
-        Store.blobRaw = rawResponse.data;
-        Store.activeFile.plain = rawResponse.data;
-
-        const monacoInstance = Helper.monaco.editor.create(this.$el, {
-          model: null,
-          readOnly: false,
-          contextmenu: true,
-          scrollBeyondLastLine: false,
-        });
+    if (this.monaco) {
+      this.initMonaco();
+    } else {
+      monacoLoader(['vs/editor/editor.main'], () => {
+        this.monaco = monaco;
+
+        this.initMonaco();
+      });
+    }
+  },
+  methods: {
+    ...mapActions([
+      'getRawFileData',
+      'changeFileContent',
+    ]),
+    initMonaco() {
+      if (this.monacoInstance) {
+        this.monacoInstance.setModel(null);
+      }
 
-        Helper.monacoInstance = monacoInstance;
+      this.getRawFileData(this.activeFile)
+        .then(() => {
+          if (!this.monacoInstance) {
+            this.monacoInstance = this.monaco.editor.create(this.$el, {
+              model: null,
+              readOnly: false,
+              contextmenu: true,
+              scrollBeyondLastLine: false,
+            });
 
-        this.addMonacoEvents();
+            this.languages = this.monaco.languages.getLanguages();
 
-        this.setupEditor();
-      })
-      .catch(Helper.loadingError);
-  },
+            this.addMonacoEvents();
+          }
 
-  methods: {
+          this.setupEditor();
+        })
+        .catch(() => flash('Error setting up monaco. Please try again.'));
+    },
     setupEditor() {
-      this.showHide();
+      if (!this.activeFile) return;
+      const content = this.activeFile.content !== '' ? this.activeFile.content : this.activeFile.raw;
 
-      Helper.setMonacoModelFromLanguage();
-    },
+      const foundLang = this.languages.find(lang =>
+        lang.extensions && lang.extensions.indexOf(this.activeFileExtension) === 0,
+      );
+      const newModel = this.monaco.editor.createModel(
+        content, foundLang ? foundLang.id : 'plaintext',
+      );
 
-    showHide() {
-      if (!this.openedFiles.length || (this.binary && !this.activeFile.raw)) {
-        this.$el.style.display = 'none';
-      } else {
-        this.$el.style.display = 'inline-block';
-      }
+      this.monacoInstance.setModel(newModel);
     },
-
     addMonacoEvents() {
-      Helper.monacoInstance.onMouseUp(this.onMonacoEditorMouseUp);
-      Helper.monacoInstance.onKeyUp(this.onMonacoEditorKeysPressed.bind(this));
-    },
-
-    onMonacoEditorKeysPressed() {
-      Store.setActiveFileContents(Helper.monacoInstance.getValue());
-    },
-
-    onMonacoEditorMouseUp(e) {
-      if (!e.target.position) return;
-      const lineNumber = e.target.position.lineNumber;
-      if (e.target.element.classList.contains('line-numbers')) {
-        location.hash = `L${lineNumber}`;
-        Store.setActiveLine(lineNumber);
-      }
+      this.monacoInstance.onKeyUp(() => {
+        this.changeFileContent({
+          file: this.activeFile,
+          content: this.monacoInstance.getValue(),
+        });
+      });
     },
   },
-
   watch: {
-    dialog: {
-      handler(obj) {
-        const newObj = obj;
-        if (newObj.status) {
-          newObj.status = false;
-          this.openedFiles = this.openedFiles.map((file) => {
-            const f = file;
-            if (f.active) {
-              this.blobRaw = f.plain;
-            }
-            f.changed = false;
-            delete f.newContent;
-
-            return f;
-          });
-          this.editMode = false;
-          Store.toggleBlobView();
-        }
-      },
-      deep: true,
-    },
-
-    blobRaw() {
-      if (Helper.monacoInstance) {
-        this.setupEditor();
-      }
-    },
-
-    activeLine() {
-      if (Helper.monacoInstance) {
-        Helper.monacoInstance.setPosition({
-          lineNumber: this.activeLine,
-          column: 1,
-        });
+    activeFile(oldVal, newVal) {
+      if (newVal && !newVal.active) {
+        this.initMonaco();
       }
     },
   },
   computed: {
+    ...mapGetters([
+      'activeFile',
+      'activeFileExtension',
+    ]),
     shouldHideEditor() {
-      return !this.openedFiles.length || (this.binary && !this.activeFile.raw);
+      return this.activeFile.binary && !this.activeFile.raw;
     },
   },
 };
-
-export default RepoEditor;
 </script>
 
 <template>
-<div id="ide" v-if='!shouldHideEditor'></div>
+  <div
+    id="ide"
+    v-if='!shouldHideEditor'
+    class="blob-viewer-container blob-editor-container"
+  >
+  </div>
 </template>

app/assets/javascripts/repo/components/repo_file.vue

 <script>
+  import { mapActions, mapGetters } from 'vuex';
   import timeAgoMixin from '../../vue_shared/mixins/timeago';
-  import eventHub from '../event_hub';
-  import repoMixin from '../mixins/repo_mixin';
 
   export default {
     mixins: [
-      repoMixin,
       timeAgoMixin,
     ],
     props: {
@@ -15,13 +13,15 @@
       },
     },
     computed: {
+      ...mapGetters([
+        'isCollapsed',
+      ]),
       fileIcon() {
-        const classObj = {
+        return {
           'fa-spinner fa-spin': this.file.loading,
           [this.file.icon]: !this.file.loading,
           'fa-folder-open': !this.file.loading && this.file.opened,
         };
-        return classObj;
       },
       levelIndentation() {
         return {
@@ -33,9 +33,9 @@
       },
     },
     methods: {
-      linkClicked(file) {
-        eventHub.$emit('fileNameClicked', file);
-      },
+      ...mapActions([
+        'clickedTreeRow',
+      ]),
     },
   };
 </script>
@@ -43,7 +43,7 @@
 <template>
   <tr
     class="file"
-    @click.prevent="linkClicked(file)">
+    @click.prevent="clickedTreeRow(file)">
     <td>
       <i
         class="fa fa-fw file-icon"
@@ -71,7 +71,7 @@
       </template>
     </td>
 
-    <template v-if="!isMini">
+    <template v-if="!isCollapsed">
       <td class="hidden-sm hidden-xs">
         <a
           @click.stop

app/assets/javascripts/repo/components/repo_file_buttons.vue

 <script>
-import Store from '../stores/repo_store';
-import Helper from '../helpers/repo_helper';
-import RepoMixin from '../mixins/repo_mixin';
-
-const RepoFileButtons = {
-  data() {
-    return Store;
-  },
-
-  mixins: [RepoMixin],
+import { mapGetters } from 'vuex';
 
+export default {
   computed: {
+    ...mapGetters([
+      'activeFile',
+    ]),
     showButtons() {
-      return this.activeFile.raw_path ||
-        this.activeFile.blame_path ||
-        this.activeFile.commits_path ||
+      return this.activeFile.rawPath ||
+        this.activeFile.blamePath ||
+        this.activeFile.commitsPath ||
         this.activeFile.permalink;
     },
     rawDownloadButtonLabel() {
-      return this.binary ? 'Download' : 'Raw';
-    },
-
-    canPreview() {
-      return Helper.isRenderable();
+      return this.activeFile.binary ? 'Download' : 'Raw';
     },
   },
-
-  methods: {
-    rawPreviewToggle: Store.toggleRawPreview,
-  },
 };
-
-export default RepoFileButtons;
 </script>
 
 <template>
@@ -40,11 +25,11 @@ export default RepoFileButtons;
     class="repo-file-buttons"
   >
     <a
-      :href="activeFile.raw_path"
+      :href="activeFile.rawPath"
       target="_blank"
       class="btn btn-default raw"
       rel="noopener noreferrer">
-      {{rawDownloadButtonLabel}}
+      {{ rawDownloadButtonLabel }}
     </a>
 
     <div
@@ -52,12 +37,12 @@ export default RepoFileButtons;
       role="group"
       aria-label="File actions">
       <a
-        :href="activeFile.blame_path"
+        :href="activeFile.blamePath"
         class="btn btn-default blame">
         Blame
       </a>
       <a
-        :href="activeFile.commits_path"
+        :href="activeFile.commitsPath"
         class="btn btn-default history">
         History
       </a>
@@ -67,13 +52,5 @@ export default RepoFileButtons;
         Permalink
       </a>
     </div>
-
-    <a
-      v-if="canPreview"
-      href="#"
-      @click.prevent="rawPreviewToggle"
-      class="btn btn-default preview">
-      {{activeFileLabel}}
-    </a>
   </div>
 </template>

app/assets/javascripts/repo/components/repo_loading_file.vue

 <script>
-  import repoMixin from '../mixins/repo_mixin';
+  import { mapGetters } from 'vuex';
 
   export default {
-    mixins: [
-      repoMixin,
-    ],
+    computed: {
+      ...mapGetters([
+        'isCollapsed',
+      ]),
+    },
     methods: {
       lineOfCode(n) {
         return `skeleton-line-${n}`;
@@ -28,7 +30,7 @@
         </div>
       </div>
     </td>
-    <template v-if="!isMini">
+    <template v-if="!isCollapsed">
       <td
         class="hidden-sm hidden-xs">
         <div class="animation-container">

app/assets/javascripts/repo/components/repo_prev_directory.vue

 <script>
-  import eventHub from '../event_hub';
-  import repoMixin from '../mixins/repo_mixin';
+  import { mapGetters, mapState, mapActions } from 'vuex';
 
   export default {
-    mixins: [
-      repoMixin,
-    ],
-    props: {
-      prevUrl: {
-        type: String,
-        required: true,
-      },
-    },
     computed: {
+      ...mapState([
+        'parentTreeUrl',
+      ]),
+      ...mapGetters([
+        'isCollapsed',
+      ]),
       colSpanCondition() {
-        return this.isMini ? undefined : 3;
+        return this.isCollapsed ? undefined : 3;
       },
     },
     methods: {
-      linkClicked(file) {
-        eventHub.$emit('goToPreviousDirectoryClicked', file);
-      },
+      ...mapActions([
+        'getTreeData',
+      ]),
     },
   };
 </script>
@@ -30,9 +26,9 @@
     <td
       :colspan="colSpanCondition"
       class="table-cell"
-      @click.prevent="linkClicked(prevUrl)"
+      @click.prevent="getTreeData({ endpoint: parentTreeUrl })"
     >
-      <a :href="prevUrl">...</a>
+      <a :href="parentTreeUrl">...</a>
     </td>
   </tr>
 </template>

app/assets/javascripts/repo/components/repo_preview.vue

 <script>
 /* global LineHighlighter */
-
-import Store from '../stores/repo_store';
+import { mapGetters } from 'vuex';
 
 export default {
-  data() {
-    return Store;
-  },
   computed: {
-    html() {
-      return this.activeFile.html;
+    ...mapGetters([
+      'activeFile',
+    ]),
+    renderErrorTooLarge() {
+      return this.activeFile.renderError === 'too_large';
     },
   },
   methods: {
     highlightFile() {
       $(this.$el).find('.file-content').syntaxHighlight();
     },
-    highlightLine() {
-      if (Store.activeLine > -1) {
-        this.lineHighlighter.highlightHash(`#L${Store.activeLine}`);
-      }
-    },
   },
   mounted() {
     this.highlightFile();
@@ -29,38 +23,39 @@ export default {
       scrollFileHolder: true,
     });
   },
-  watch: {
-    html() {
-      this.$nextTick(() => {
-        this.highlightFile();
-        this.highlightLine();
-      });
-    },
-    activeLine() {
-      this.highlightLine();
-    },
+  updated() {
+    this.$nextTick(() => {
+      this.highlightFile();
+    });
   },
 };
 </script>
 
 <template>
-<div>
+<div class="blob-viewer-container">
   <div
-    v-if="!activeFile.render_error"
+    v-if="!activeFile.renderError"
     v-html="activeFile.html">
   </div>
   <div
-    v-else-if="activeFile.tooLarge"
+    v-else-if="activeFile.tempFile"
+    class="vertical-center render-error">
+    <p class="text-center">
+      The source could not be displayed for this temporary file.
+    </p>
+  </div>
+  <div
+    v-else-if="renderErrorTooLarge"
     class="vertical-center render-error">
     <p class="text-center">
-      The source could not be displayed because it is too large. You can <a :href="activeFile.raw_path">download</a> it instead.
+      The source could not be displayed because it is too large. You can <a :href="activeFile.rawPath" download>download</a> it instead.
     </p>
   </div>
   <div
     v-else
     class="vertical-center render-error">
     <p class="text-center">
-      The source could not be displayed because a rendering error occurred. You can <a :href="activeFile.raw_path">download</a> it instead.
+      The source could not be displayed because a rendering error occurred. You can <a :href="activeFile.rawPath" download>download</a> it instead.
     </p>
   </div>
 </div>

app/assets/javascripts/repo/components/repo_sidebar.vue

 <script>
-import _ from 'underscore';
-import Service from '../services/repo_service';
-import Helper from '../helpers/repo_helper';
-import Store from '../stores/repo_store';
-import eventHub from '../event_hub';
+import { mapState, mapGetters, mapActions } from 'vuex';
 import RepoPreviousDirectory from './repo_prev_directory.vue';
 import RepoFile from './repo_file.vue';
 import RepoLoadingFile from './repo_loading_file.vue';
-import RepoMixin from '../mixins/repo_mixin';
 
 export default {
-  mixins: [RepoMixin],
   components: {
     'repo-previous-directory': RepoPreviousDirectory,
     'repo-file': RepoFile,
     'repo-loading-file': RepoLoadingFile,
   },
   created() {
-    window.addEventListener('popstate', this.checkHistory);
+    window.addEventListener('popstate', this.popHistoryState);
   },
   destroyed() {
-    eventHub.$off('fileNameClicked', this.fileClicked);
-    eventHub.$off('goToPreviousDirectoryClicked', this.goToPreviousDirectoryClicked);
-    window.removeEventListener('popstate', this.checkHistory);
+    window.removeEventListener('popstate', this.popHistoryState);
   },
   mounted() {
-    eventHub.$on('fileNameClicked', this.fileClicked);
-    eventHub.$on('goToPreviousDirectoryClicked', this.goToPreviousDirectoryClicked);
-  },
-  data() {
-    return Store;
+    this.getTreeData();
   },
   computed: {
-    flattendFiles() {
-      const mapFiles = arr => (!arr.files.length ? [] : _.map(arr.files, a => [a, mapFiles(a)]));
-
-      return _.chain(this.files)
-        .map(arr => [arr, mapFiles(arr)])
-        .flatten()
-        .value();
-    },
+    ...mapState([
+      'loading',
+      'isRoot',
+    ]),
+    ...mapState({
+      projectName(state) {
+        return state.project.name;
+      },
+    }),
+    ...mapGetters([
+      'treeList',
+      'isCollapsed',
+    ]),
   },
   methods: {
-    checkHistory() {
-      let selectedFile = this.files.find(file => location.pathname.indexOf(file.url) > -1);
-      if (!selectedFile) {
-        // Maybe it is not in the current tree but in the opened tabs
-        selectedFile = Helper.getFileFromPath(location.pathname);
-      }
-
-      let lineNumber = null;
-      if (location.hash.indexOf('#L') > -1) lineNumber = Number(location.hash.substr(2));
-
-      if (selectedFile) {
-        if (selectedFile.url !== this.activeFile.url) {
-          this.fileClicked(selectedFile, lineNumber);
-        } else {
-          Store.setActiveLine(lineNumber);
-        }
-      } else {
-        // Not opened at all lets open new tab
-        this.fileClicked({
-          url: location.href,
-        }, lineNumber);
-      }
-    },
-
-    fileClicked(clickedFile, lineNumber) {
-      const file = clickedFile;
-
-      if (file.loading) return;
-
-      if (file.type === 'tree' && file.opened) {
-        Helper.setDirectoryToClosed(file);
-        Store.setActiveLine(lineNumber);
-      } else if (file.type === 'submodule') {
-        file.loading = true;
-
-        gl.utils.visitUrl(file.url);
-      } else {
-        const openFile = Helper.getFileFromPath(file.url);
-
-        if (openFile) {
-          Store.setActiveFiles(openFile);
-          Store.setActiveLine(lineNumber);
-        } else {
-          file.loading = true;
-          Service.url = file.url;
-          Helper.getContent(file)
-            .then(() => {
-              file.loading = false;
-              Helper.scrollTabsRight();
-              Store.setActiveLine(lineNumber);
-            })
-            .catch(Helper.loadingError);
-        }
-      }
-    },
-
-    goToPreviousDirectoryClicked(prevURL) {
-      Service.url = prevURL;
-      Helper.getContent(null, true)
-        .then(() => Helper.scrollTabsRight())
-        .catch(Helper.loadingError);
-    },
+    ...mapActions([
+      'getTreeData',
+      'popHistoryState',
+    ]),
   },
 };
 </script>
 
 <template>
-<div id="sidebar" :class="{'sidebar-mini' : isMini}">
+<div id="sidebar" :class="{'sidebar-mini' : isCollapsed}">
   <table class="table">
     <thead>
       <tr>
         <th
-          v-if="isMini"
+          v-if="isCollapsed"
           class="repo-file-options title"
         >
           <strong class="clgray">
@@ -136,17 +71,16 @@ export default {
     </thead>
     <tbody>
       <repo-previous-directory
-        v-if="!isRoot && !loading.tree"
-        :prev-url="prevURL"
+        v-if="!isRoot && treeList.length"
       />
       <repo-loading-file
-        v-if="!flattendFiles.length && loading.tree"
+        v-if="!treeList.length && loading"
         v-for="n in 5"
         :key="n"
       />
       <repo-file
-        v-for="file in flattendFiles"
-        :key="file.id"
+        v-for="(file, index) in treeList"
+        :key="index"
         :file="file"
       />
     </tbody>

app/assets/javascripts/repo/components/repo_tab.vue

 <script>
-import Store from '../stores/repo_store';
+import { mapActions } from 'vuex';
 
-const RepoTab = {
+export default {
   props: {
     tab: {
       type: Object,
@@ -11,7 +11,7 @@ const RepoTab = {
 
   computed: {
     closeLabel() {
-      if (this.tab.changed) {
+      if (this.tab.changed || this.tab.tempFile) {
         return `${this.tab.name} changed`;
       }
       return `Close ${this.tab.name}`;
@@ -26,29 +26,23 @@ const RepoTab = {
   },
 
   methods: {
-    tabClicked(file) {
-      Store.setActiveFiles(file);
-    },
-    closeTab(file) {
-      if (file.changed || file.tempFile) return;
-
-      Store.removeFromOpenedFiles(file);
-    },
+    ...mapActions([
+      'setFileActive',
+      'closeFile',
+    ]),
   },
 };
-
-export default RepoTab;
 </script>
 
 <template>
   <li
     :class="{ active : tab.active }"
-    @click="tabClicked(tab)"
+    @click="setFileActive(tab)"
   >
     <button
       type="button"
       class="close-btn"
-      @click.stop.prevent="closeTab(tab)"
+      @click.stop.prevent="closeFile({ file: tab })"
       :aria-label="closeLabel">
       <i
         class="fa"
@@ -61,7 +55,7 @@ export default RepoTab;
       href="#"
       class="repo-tab"
       :title="tab.url"
-      @click.prevent="tabClicked(tab)">
+      @click.prevent.stop="setFileActive(tab)">
       {{tab.name}}
     </a>
   </li>

app/assets/javascripts/repo/components/repo_tabs.vue

 <script>
-  import Store from '../stores/repo_store';
+  import { mapState } from 'vuex';
   import RepoTab from './repo_tab.vue';
-  import RepoMixin from '../mixins/repo_mixin';
 
   export default {
-    mixins: [RepoMixin],
     components: {
       'repo-tab': RepoTab,
     },
-    data() {
-      return Store;
+    computed: {
+      ...mapState([
+        'openFiles',
+      ]),
     },
   };
 </script>
@@ -20,7 +20,7 @@
     class="list-unstyled"
   >
     <repo-tab
-      v-for="tab in openedFiles"
+      v-for="tab in openFiles"
       :key="tab.id"
       :tab="tab"
     />

app/assets/javascripts/repo/event_hub.js

-import Vue from 'vue';
-
-export default new Vue();

app/assets/javascripts/repo/helpers/monaco_loader_helper.js

-/* global monaco */
-import RepoEditor from '../components/repo_editor.vue';
-import Store from '../stores/repo_store';
-import Helper from '../helpers/repo_helper';
-import monacoLoader from '../monaco_loader';
-
-function repoEditorLoader() {
-  Store.monacoLoading = true;
-  return new Promise((resolve, reject) => {
-    monacoLoader(['vs/editor/editor.main'], () => {
-      Helper.monaco = monaco;
-      Store.monacoLoading = false;
-      resolve(RepoEditor);
-    }, () => {
-      Store.monacoLoading = false;
-      reject();
-    });
-  });
-}
-
-const MonacoLoaderHelper = {
-  repoEditorLoader,
-};
-
-export default MonacoLoaderHelper;

app/assets/javascripts/repo/helpers/repo_helper.js

-import Service from '../services/repo_service';
-import Store from '../stores/repo_store';
-import Flash from '../../flash';
-
-const RepoHelper = {
-  monacoInstance: null,
-
-  getDefaultActiveFile() {
-    return {
-      id: '',
-      active: true,
-      binary: false,
-      extension: '',
-      html: '',
-      mime_type: '',
-      name: '',
-      plain: '',
-      size: 0,
-      url: '',
-      raw: false,
-      newContent: '',
-      changed: false,
-      loading: false,
-    };
-  },
-
-  key: '',
-
-  Time: window.performance
-  && window.performance.now
-  ? window.performance
-  : Date,
-
-  getFileExtension(fileName) {
-    return fileName.split('.').pop();
-  },
-
-  getLanguageIDForFile(file, langs) {
-    const ext = RepoHelper.getFileExtension(file.name);
-    const foundLang = RepoHelper.findLanguage(ext, langs);
-
-    return foundLang ? foundLang.id : 'plaintext';
-  },
-
-  setMonacoModelFromLanguage() {
-    RepoHelper.monacoInstance.setModel(null);
-    const languages = RepoHelper.monaco.languages.getLanguages();
-    const languageID = RepoHelper.getLanguageIDForFile(Store.activeFile, languages);
-    const newModel = RepoHelper.monaco.editor.createModel(Store.blobRaw, languageID);
-    RepoHelper.monacoInstance.setModel(newModel);
-  },
-
-  findLanguage(ext, langs) {
-    return langs.find(lang => lang.extensions && lang.extensions.indexOf(`.${ext}`) > -1);
-  },
-
-  setDirectoryOpen(tree, title) {
-    if (!tree) return;
-
-    Object.assign(tree, {
-      opened: true,
-    });
-
-    RepoHelper.updateHistoryEntry(tree.url, title);
-    Store.path = tree.path;
-  },
-
-  setDirectoryToClosed(entry) {
-    Object.assign(entry, {
-      opened: false,
-      files: [],
-    });
-  },
-
-  isRenderable() {
-    const okExts = ['md', 'svg'];
-    return okExts.indexOf(Store.activeFile.extension) > -1;
-  },
-
-  setBinaryDataAsBase64(file) {
-    Service.getBase64Content(file.raw_path)
-    .then((response) => {
-      Store.blobRaw = response;
-      file.base64 = response; // eslint-disable-line no-param-reassign
-    })
-    .catch(RepoHelper.loadingError);
-  },
-
-  getContent(treeOrFile, emptyFiles = false) {
-    let file = treeOrFile;
-
-    if (!Store.files.length) {
-      Store.loading.tree = true;
-    }
-
-    return Service.getContent()
-    .then((response) => {
-      const data = response.data;
-      if (response.headers && response.headers['page-title']) data.pageTitle = decodeURI(response.headers['page-title']);
-      if (data.path && !Store.isInitialRoot) {
-        Store.isRoot = data.path === '/';
-        Store.isInitialRoot = Store.isRoot;
-      }
-
-      if (file && file.type === 'blob') {
-        if (!file) file = data;
-        Store.binary = data.binary;
-
-        if (data.binary) {
-          // file might be undefined
-          RepoHelper.setBinaryDataAsBase64(data);
-          Store.setViewToPreview();
-        } else if (!Store.isPreviewView() && !data.render_error) {
-          Service.getRaw(data)
-          .then((rawResponse) => {
-            Store.blobRaw = rawResponse.data;
-            data.plain = rawResponse.data;
-            RepoHelper.setFile(data, file);
-          }).catch(RepoHelper.loadingError);
-        }
-
-        if (Store.isPreviewView()) {
-          RepoHelper.setFile(data, file);
-        }
-      } else {
-        Store.loading.tree = false;
-        RepoHelper.setDirectoryOpen(file, data.pageTitle || data.name);
-
-        if (emptyFiles) {
-          Store.files = [];
-        }
-
-        this.addToDirectory(file, data);
-
-        Store.prevURL = Service.blobURLtoParentTree(Service.url);
-      }
-    }).catch(RepoHelper.loadingError);
-  },
-
-  addToDirectory(file, data) {
-    const tree = file || Store;
-
-    // TODO: Figure out why `popstate` is being trigger in the specs
-    if (!tree.files) return;
-
-    const files = tree.files.concat(this.dataToListOfFiles(data, file ? file.level + 1 : 0));
-
-    tree.files = files;
-  },
-
-  setFile(data, file) {
-    const newFile = data;
-    newFile.url = file.url || Service.url; // Grab the URL from service, happens on page refresh.
-
-    if (newFile.render_error === 'too_large' || newFile.render_error === 'collapsed') {
-      newFile.tooLarge = true;
-    }
-    newFile.newContent = '';
-
-    Store.addToOpenedFiles(newFile);
-    Store.setActiveFiles(newFile);
-  },
-
-  serializeRepoEntity(type, entity, level = 0) {
-    const {
-      id,
-      url,
-      name,
-      icon,
-      last_commit,
-      tree_url,
-      path,
-      tempFile,
-      active,
-      opened,
-    } = entity;
-
-    return {
-      id,
-      type,
-      name,
-      url,
-      tree_url,
-      path,
-      level,
-      tempFile,
-      icon: `fa-${icon}`,
-      files: [],
-      loading: false,
-      opened,
-      active,
-      // eslint-disable-next-line camelcase
-      lastCommit: last_commit ? {
-        url: `${Store.projectUrl}/commit/${last_commit.id}`,
-        message: last_commit.message,
-        updatedAt: last_commit.committed_date,
-      } : {},
-    };
-  },
-
-  scrollTabsRight() {
-    const tabs = document.getElementById('tabs');
-    if (!tabs) return;
-    tabs.scrollLeft = tabs.scrollWidth;
-  },
-
-  dataToListOfFiles(data, level) {
-    const { blobs, trees, submodules } = data;
-    return [
-      ...trees.map(tree => RepoHelper.serializeRepoEntity('tree', tree, level)),
-      ...submodules.map(submodule => RepoHelper.serializeRepoEntity('submodule', submodule, level)),
-      ...blobs.map(blob => RepoHelper.serializeRepoEntity('blob', blob, level)),
-    ];
-  },
-
-  genKey() {
-    return RepoHelper.Time.now().toFixed(3);
-  },
-
-  updateHistoryEntry(url, title) {
-    const history = window.history;
-
-    RepoHelper.key = RepoHelper.genKey();
-
-    if (document.location.pathname !== url) {
-      history.pushState({ key: RepoHelper.key }, '', url);
-    }
-
-    if (title) {
-      document.title = title;
-    }
-  },
-
-  findOpenedFileFromActive() {
-    return Store.openedFiles.find(openedFile => Store.activeFile.id === openedFile.id);
-  },
-
-  getFileFromPath(path) {
-    return Store.openedFiles.find(file => file.url === path);
-  },
-
-  loadingError() {
-    Flash('Unable to load this content at this time.');
-  },
-  openEditMode() {
-    Store.editMode = true;
-    Store.currentBlobView = 'repo-editor';
-  },
-  updateStorePath(path) {
-    Store.path = path;
-  },
-  findOrCreateEntry(type, tree, name) {
-    let exists = true;
-    let foundEntry = tree.files.find(dir => dir.type === type && dir.name === name);
-
-    if (!foundEntry) {
-      foundEntry = RepoHelper.serializeRepoEntity(type, {
-        id: name,
-        name,
-        path: tree.path ? `${tree.path}/${name}` : name,
-        icon: type === 'tree' ? 'folder' : 'file-text-o',
-        tempFile: true,
-        opened: true,
-        active: true,
-      }, tree.level !== undefined ? tree.level + 1 : 0);
-
-      exists = false;
-      tree.files.push(foundEntry);
-    }
-
-    return {
-      entry: foundEntry,
-      exists,
-    };
-  },
-  removeAllTmpFiles(storeFilesKey) {
-    Store[storeFilesKey] = Store[storeFilesKey].filter(f => !f.tempFile);
-  },
-  createNewEntry(name, type) {
-    const originalPath = Store.path;
-    let entryName = name;
-
-    if (entryName.indexOf(`${originalPath}/`) !== 0) {
-      this.updateStorePath('');
-    } else {
-      entryName = entryName.replace(`${originalPath}/`, '');
-    }
-
-    if (entryName === '') return;
-
-    const fileName = type === 'tree' ? '.gitkeep' : entryName;
-    let tree = Store;
-
-    if (type === 'tree') {
-      const dirNames = entryName.split('/');
-
-      dirNames.forEach((dirName) => {
-        if (dirName === '') return;
-
-        tree = this.findOrCreateEntry('tree', tree, dirName).entry;
-      });
-    }
-
-    if ((type === 'tree' && tree.tempFile) || type === 'blob') {
-      const file = this.findOrCreateEntry('blob', tree, fileName);
-
-      if (!file.exists) {
-        this.setFile(file.entry, file.entry);
-        this.openEditMode();
-      }
-    }
-
-    this.updateStorePath(originalPath);
-  },
-};
-
-export default RepoHelper;

app/assets/javascripts/repo/index.js

-import $ from 'jquery';
 import Vue from 'vue';
+import { mapActions } from 'vuex';
 import { convertPermissionToBoolean } from '../lib/utils/common_utils';
-import Service from './services/repo_service';
-import Store from './stores/repo_store';
 import Repo from './components/repo.vue';
 import RepoEditButton from './components/repo_edit_button.vue';
 import newBranchForm from './components/new_branch_form.vue';
 import newDropdown from './components/new_dropdown/index.vue';
+import store from './stores';
 import Translate from '../vue_shared/translate';
 
-function initDropdowns() {
-  $('.js-tree-ref-target-holder').hide();
-}
-
-function addEventsForNonVueEls() {
-  window.onbeforeunload = function confirmUnload(e) {
-    const hasChanged = Store.openedFiles
-      .some(file => file.changed);
-    if (!hasChanged) return undefined;
-    const event = e || window.event;
-    if (event) event.returnValue = 'Are you sure you want to lose unsaved changes?';
-    // For Safari
-    return 'Are you sure you want to lose unsaved changes?';
-  };
-}
-
-function setInitialStore(data) {
-  Store.service = Service;
-  Store.service.url = data.url;
-  Store.service.refsUrl = data.refsUrl;
-  Store.path = data.currentPath;
-  Store.projectId = data.projectId;
-  Store.projectName = data.projectName;
-  Store.projectUrl = data.projectUrl;
-  Store.canCommit = data.canCommit;
-  Store.onTopOfBranch = data.onTopOfBranch;
-  Store.newMrTemplateUrl = decodeURIComponent(data.newMrTemplateUrl);
-  Store.customBranchURL = decodeURIComponent(data.blobUrl);
-  Store.isRoot = convertPermissionToBoolean(data.root);
-  Store.isInitialRoot = convertPermissionToBoolean(data.root);
-  Store.currentBranch = $('button.dropdown-menu-toggle').attr('data-ref');
-  Store.checkIsCommitable();
-  Store.setBranchHash();
-}
-
 function initRepo(el) {
+  if (!el) return null;
+
   return new Vue({
     el,
+    store,
     components: {
       repo: Repo,
     },
+    methods: {
+      ...mapActions([
+        'setInitialData',
+      ]),
+    },
+    created() {
+      const data = el.dataset;
+
+      this.setInitialData({
+        project: {
+          id: data.projectId,
+          name: data.projectName,
+          url: data.projectUrl,
+        },
+        endpoints: {
+          rootEndpoint: data.url,
+          newMergeRequestUrl: data.newMergeRequestUrl,
+          rootUrl: data.rootUrl,
+        },
+        canCommit: convertPermissionToBoolean(data.canCommit),
+        onTopOfBranch: convertPermissionToBoolean(data.onTopOfBranch),
+        currentRef: data.ref,
+        path: data.currentPath,
+        currentBranch: data.currentBranch,
+        isRoot: convertPermissionToBoolean(data.root),
+        isInitialRoot: convertPermissionToBoolean(data.root),
+      });
+    },
     render(createElement) {
       return createElement('repo');
     },
@@ -59,15 +54,20 @@ function initRepo(el) {
 function initRepoEditButton(el) {
   return new Vue({
     el,
+    store,
     components: {
       repoEditButton: RepoEditButton,
     },
+    render(createElement) {
+      return createElement('repo-edit-button');
+    },
   });
 }
 
 function initNewDropdown(el) {
   return new Vue({
     el,
+    store,
     components: {
       newDropdown,
     },
@@ -87,32 +87,20 @@ function initNewBranchForm() {
     components: {
       newBranchForm,
     },
+    store,
     render(createElement) {
-      return createElement('new-branch-form', {
-        props: {
-          currentBranch: Store.currentBranch,
-        },
-      });
+      return createElement('new-branch-form');
     },
   });
 }
 
-function initRepoBundle() {
-  const repo = document.getElementById('repo');
-  const editButton = document.querySelector('.editable-mode');
-  const newDropdownHolder = document.querySelector('.js-new-dropdown');
-  setInitialStore(repo.dataset);
-  addEventsForNonVueEls();
-  initDropdowns();
-
-  Vue.use(Translate);
-
-  initRepo(repo);
-  initRepoEditButton(editButton);
-  initNewBranchForm();
-  initNewDropdown(newDropdownHolder);
-}
+const repo = document.getElementById('repo');
+const editButton = document.querySelector('.editable-mode');
+const newDropdownHolder = document.querySelector('.js-new-dropdown');
 
-$(initRepoBundle);
+Vue.use(Translate);
 
-export default initRepoBundle;
+initRepo(repo);
+initRepoEditButton(editButton);
+initNewBranchForm();
+initNewDropdown(newDropdownHolder);

app/assets/javascripts/repo/mixins/repo_mixin.js

-import Store from '../stores/repo_store';
-
-const RepoMixin = {
-  computed: {
-    isMini() {
-      return !!Store.openedFiles.length;
-    },
-
-    changedFiles() {
-      const changedFileList = this.openedFiles
-        .filter(file => file.changed || file.tempFile);
-      return changedFileList;
-    },
-  },
-};
-
-export default RepoMixin;

app/assets/javascripts/repo/services/index.js

+import Vue from 'vue';
+import VueResource from 'vue-resource';
+import Api from '../../api';
+
+Vue.use(VueResource);
+
+export default {
+  getTreeData(endpoint) {
+    return Vue.http.get(endpoint, { params: { format: 'json' } });
+  },
+  getFileData(endpoint) {
+    return Vue.http.get(endpoint, { params: { format: 'json' } });
+  },
+  getRawFileData(file) {
+    if (file.tempFile) {
+      return Promise.resolve(file.content);
+    }
+
+    return Vue.http.get(file.rawPath, { params: { format: 'json' } })
+      .then(res => res.text());
+  },
+  getBranchData(projectId, currentBranch) {
+    return Api.branchSingle(projectId, currentBranch);
+  },
+  createBranch(projectId, payload) {
+    const url = Api.buildUrl(Api.createBranchPath).replace(':id', projectId);
+
+    return Vue.http.post(url, payload);
+  },
+  commit(projectId, payload) {
+    return Api.commitMultiple(projectId, payload);
+  },
+};

app/assets/javascripts/repo/services/repo_service.js

-import axios from 'axios';
-import csrf from '../../lib/utils/csrf';
-import Store from '../stores/repo_store';
-import Api from '../../api';
-import Helper from '../helpers/repo_helper';
-
-axios.defaults.headers.common[csrf.headerKey] = csrf.token;
-
-const RepoService = {
-  url: '',
-  options: {
-    params: {
-      format: 'json',
-    },
-  },
-  createBranchPath: '/api/:version/projects/:id/repository/branches',
-  richExtensionRegExp: /md/,
-
-  getRaw(file) {
-    if (file.tempFile) {
-      return Promise.resolve({
-        data: '',
-      });
-    }
-
-    return axios.get(file.raw_path, {
-      // Stop Axios from parsing a JSON file into a JS object
-      transformResponse: [res => res],
-    });
-  },
-
-  buildParams(url = this.url) {
-    // shallow clone object without reference
-    const params = Object.assign({}, this.options.params);
-
-    if (this.urlIsRichBlob(url)) params.viewer = 'rich';
-
-    return params;
-  },
-
-  urlIsRichBlob(url = this.url) {
-    const extension = Helper.getFileExtension(url);
-
-    return this.richExtensionRegExp.test(extension);
-  },
-
-  getContent(url = this.url) {
-    const params = this.buildParams(url);
-
-    return axios.get(url, {
-      params,
-    });
-  },
-
-  getBase64Content(url = this.url) {
-    const request = axios.get(url, {
-      responseType: 'arraybuffer',
-    });
-
-    return request.then(response => this.bufferToBase64(response.data));
-  },
-
-  bufferToBase64(data) {
-    return new Buffer(data, 'binary').toString('base64');
-  },
-
-  blobURLtoParentTree(url) {
-    const urlArray = url.split('/');
-    urlArray.pop();
-    const blobIndex = urlArray.lastIndexOf('blob');
-
-    if (blobIndex > -1) urlArray[blobIndex] = 'tree';
-
-    return urlArray.join('/');
-  },
-
-  getBranch() {
-    return Api.branchSingle(Store.projectId, Store.currentBranch);
-  },
-
-  commitFiles(payload) {
-    return Api.commitMultiple(Store.projectId, payload)
-      .then(this.commitFlash);
-  },
-
-  createBranch(payload) {
-    const url = Api.buildUrl(this.createBranchPath)
-      .replace(':id', Store.projectId);
-    return axios.post(url, payload);
-  },
-
-  commitFlash(data) {
-    if (data.short_id && data.stats) {
-      window.Flash(`Your changes have been committed. Commit ${data.short_id} with ${data.stats.additions} additions, ${data.stats.deletions} deletions.`, 'notice');
-    } else {
-      window.Flash(data.message);
-    }
-  },
-};
-
-export default RepoService;

app/assets/javascripts/repo/stores/actions.js

+import Vue from 'vue';
+import flash from '../../flash';
+import service from '../services';
+import * as types from './mutation_types';
+
+export const redirectToUrl = url => gl.utils.visitUrl(url);
+
+export const setInitialData = ({ commit }, data) => commit(types.SET_INITIAL_DATA, data);
+
+export const closeDiscardPopup = ({ commit }) => commit(types.TOGGLE_DISCARD_POPUP, false);
+
+export const discardAllChanges = ({ commit, getters, dispatch }) => {
+  const changedFiles = getters.changedFiles;
+
+  changedFiles.forEach((file) => {
+    commit(types.DISCARD_FILE_CHANGES, file);
+
+    if (file.tempFile) {
+      dispatch('closeFile', { file, force: true });
+    }
+  });
+};
+
+export const closeAllFiles = ({ state, dispatch }) => {
+  state.openFiles.forEach(file => dispatch('closeFile', { file }));
+};
+
+export const toggleEditMode = ({ state, commit, getters, dispatch }, force = false) => {
+  const changedFiles = getters.changedFiles;
+
+  if (changedFiles.length && !force) {
+    commit(types.TOGGLE_DISCARD_POPUP, true);
+  } else {
+    commit(types.TOGGLE_EDIT_MODE);
+    commit(types.TOGGLE_DISCARD_POPUP, false);
+    dispatch('toggleBlobView');
+
+    if (!state.editMode) {
+      dispatch('discardAllChanges');
+    }
+  }
+};
+
+export const toggleBlobView = ({ commit, state }) => {
+  if (state.editMode) {
+    commit(types.SET_EDIT_MODE);
+  } else {
+    commit(types.SET_PREVIEW_MODE);
+  }
+};
+
+export const checkCommitStatus = ({ state }) => service.getBranchData(
+  state.project.id,
+  state.currentBranch,
+)
+  .then((data) => {
+    const { id } = data.commit;
+
+    if (state.currentRef !== id) {
+      return true;
+    }
+
+    return false;
+  })
+  .catch(() => flash('Error checking branch data. Please try again.'));
+
+export const commitChanges = ({ commit, state, dispatch }, { payload, newMr }) =>
+  service.commit(state.project.id, payload)
+  .then((data) => {
+    const { branch } = payload;
+    if (!data.short_id) {
+      flash(data.message);
+      return;
+    }
+
+    flash(`Your changes have been committed. Commit ${data.short_id} with ${data.stats.additions} additions, ${data.stats.deletions} deletions.`, 'notice');
+
+    if (newMr) {
+      redirectToUrl(`${state.endpoints.newMergeRequestUrl}${branch}`);
+    } else {
+      commit(types.SET_COMMIT_REF, data.id);
+      dispatch('discardAllChanges');
+      dispatch('closeAllFiles');
+      dispatch('toggleEditMode');
+
+      window.scrollTo(0, 0);
+    }
+  })
+  .catch(() => flash('Error committing changes. Please try again.'));
+
+export const createTempEntry = ({ state, dispatch }, { name, type, content = '', base64 = false }) => {
+  if (type === 'tree') {
+    dispatch('createTempTree', name);
+  } else if (type === 'blob') {
+    dispatch('createTempFile', {
+      tree: state,
+      name,
+      base64,
+      content,
+    });
+  }
+};
+
+export const popHistoryState = ({ state, dispatch, getters }) => {
+  const treeList = getters.treeList;
+  const tree = treeList.find(file => file.url === state.previousUrl);
+
+  if (!tree) return;
+
+  if (tree.type === 'tree') {
+    dispatch('toggleTreeOpen', { endpoint: tree.url, tree });
+  }
+};
+
+export const scrollToTab = () => {
+  Vue.nextTick(() => {
+    const tabs = document.getElementById('tabs');
+
+    if (tabs) {
+      const tabEl = tabs.querySelector('.active .repo-tab');
+
+      tabEl.focus();
+    }
+  });
+};
+
+export * from './actions/tree';
+export * from './actions/file';
+export * from './actions/branch';

app/assets/javascripts/repo/stores/actions/branch.js

+import service from '../../services';
+import * as types from '../mutation_types';
+import { pushState } from '../utils';
+
+// eslint-disable-next-line import/prefer-default-export
+export const createNewBranch = ({ rootState, commit }, branch) => service.createBranch(
+  rootState.project.id,
+  {
+    branch,
+    ref: rootState.currentBranch,
+  },
+).then(res => res.json())
+.then((data) => {
+  const branchName = data.name;
+  const url = location.href.replace(rootState.currentBranch, branchName);
+
+  pushState(url);
+
+  commit(types.SET_CURRENT_BRANCH, branchName);
+});

app/assets/javascripts/repo/stores/actions/file.js

+import { normalizeHeaders } from '../../../lib/utils/common_utils';
+import flash from '../../../flash';
+import service from '../../services';
+import * as types from '../mutation_types';
+import {
+  findEntry,
+  pushState,
+  setPageTitle,
+  createTemp,
+  findIndexOfFile,
+} from '../utils';
+
+export const closeFile = ({ commit, state, dispatch }, { file, force = false }) => {
+  if ((file.changed || file.tempFile) && !force) return;
+
+  const indexOfClosedFile = findIndexOfFile(state.openFiles, file);
+  const fileWasActive = file.active;
+
+  commit(types.TOGGLE_FILE_OPEN, file);
+  commit(types.SET_FILE_ACTIVE, { file, active: false });
+
+  if (state.openFiles.length > 0 && fileWasActive) {
+    const nextIndexToOpen = indexOfClosedFile === 0 ? 0 : indexOfClosedFile - 1;
+    const nextFileToOpen = state.openFiles[nextIndexToOpen];
+
+    dispatch('setFileActive', nextFileToOpen);
+  } else if (!state.openFiles.length) {
+    pushState(file.parentTreeUrl);
+  }
+};
+
+export const setFileActive = ({ commit, state, getters, dispatch }, file) => {
+  const currentActiveFile = getters.activeFile;
+
+  if (file.active) return;
+
+  if (currentActiveFile) {
+    commit(types.SET_FILE_ACTIVE, { file: currentActiveFile, active: false });
+  }
+
+  commit(types.SET_FILE_ACTIVE, { file, active: true });
+  dispatch('scrollToTab');
+
+  // reset hash for line highlighting
+  location.hash = '';
+};
+
+export const getFileData = ({ state, commit, dispatch }, file) => {
+  commit(types.TOGGLE_LOADING, file);
+
+  service.getFileData(file.url)
+    .then((res) => {
+      const pageTitle = decodeURI(normalizeHeaders(res.headers)['PAGE-TITLE']);
+
+      setPageTitle(pageTitle);
+
+      return res.json();
+    })
+    .then((data) => {
+      commit(types.SET_FILE_DATA, { data, file });
+      commit(types.TOGGLE_FILE_OPEN, file);
+      dispatch('setFileActive', file);
+      commit(types.TOGGLE_LOADING, file);
+
+      pushState(file.url);
+    })
+    .catch(() => {
+      commit(types.TOGGLE_LOADING, file);
+      flash('Error loading file data. Please try again.');
+    });
+};
+
+export const getRawFileData = ({ commit, dispatch }, file) => service.getRawFileData(file)
+  .then((raw) => {
+    commit(types.SET_FILE_RAW_DATA, { file, raw });
+  })
+  .catch(() => flash('Error loading file content. Please try again.'));
+
+export const changeFileContent = ({ commit }, { file, content }) => {
+  commit(types.UPDATE_FILE_CONTENT, { file, content });
+};
+
+export const createTempFile = ({ state, commit, dispatch }, { tree, name, content = '', base64 = '' }) => {
+  const file = createTemp({
+    name: name.replace(`${state.path}/`, ''),
+    path: tree.path,
+    type: 'blob',
+    level: tree.level !== undefined ? tree.level + 1 : 0,
+    changed: true,
+    content,
+    base64,
+  });
+
+  if (findEntry(tree, 'blob', file.name)) return flash(`The name "${file.name}" is already taken in this directory.`);
+
+  commit(types.CREATE_TMP_FILE, {
+    parent: tree,
+    file,
+  });
+  commit(types.TOGGLE_FILE_OPEN, file);
+  dispatch('setFileActive', file);
+
+  if (!state.editMode && !file.base64) {
+    dispatch('toggleEditMode', true);
+  }
+
+  return Promise.resolve(file);
+};

app/assets/javascripts/repo/stores/actions/tree.js

+import { normalizeHeaders } from '../../../lib/utils/common_utils';
+import flash from '../../../flash';
+import service from '../../services';
+import * as types from '../mutation_types';
+import {
+  pushState,
+  setPageTitle,
+  findEntry,
+  createTemp,
+} from '../utils';
+
+export const getTreeData = (
+  { commit, state },
+  { endpoint = state.endpoints.rootEndpoint, tree = state } = {},
+) => {
+  commit(types.TOGGLE_LOADING, tree);
+
+  service.getTreeData(endpoint)
+    .then((res) => {
+      const pageTitle = decodeURI(normalizeHeaders(res.headers)['PAGE-TITLE']);
+
+      setPageTitle(pageTitle);
+
+      return res.json();
+    })
+    .then((data) => {
+      if (!state.isInitialRoot) {
+        commit(types.SET_ROOT, data.path === '/');
+      }
+
+      commit(types.SET_DIRECTORY_DATA, { data, tree });
+      commit(types.SET_PARENT_TREE_URL, data.parent_tree_url);
+      commit(types.TOGGLE_LOADING, tree);
+
+      pushState(endpoint);
+    })
+    .catch(() => {
+      flash('Error loading tree data. Please try again.');
+      commit(types.TOGGLE_LOADING, tree);
+    });
+};
+
+export const toggleTreeOpen = ({ commit, dispatch }, { endpoint, tree }) => {
+  if (tree.opened) {
+    // send empty data to clear the tree
+    const data = { trees: [], blobs: [], submodules: [] };
+
+    pushState(tree.parentTreeUrl);
+
+    commit(types.SET_PREVIOUS_URL, tree.parentTreeUrl);
+    commit(types.SET_DIRECTORY_DATA, { data, tree });
+  } else {
+    commit(types.SET_PREVIOUS_URL, endpoint);
+    dispatch('getTreeData', { endpoint, tree });
+  }
+
+  commit(types.TOGGLE_TREE_OPEN, tree);
+};
+
+export const clickedTreeRow = ({ commit, dispatch }, row) => {
+  if (row.type === 'tree') {
+    dispatch('toggleTreeOpen', {
+      endpoint: row.url,
+      tree: row,
+    });
+  } else if (row.type === 'submodule') {
+    commit(types.TOGGLE_LOADING, row);
+
+    gl.utils.visitUrl(row.url);
+  } else if (row.type === 'blob' && row.opened) {
+    dispatch('setFileActive', row);
+  } else {
+    dispatch('getFileData', row);
+  }
+};
+
+export const createTempTree = ({ state, commit, dispatch }, name) => {
+  let tree = state;
+  const dirNames = name.replace(new RegExp(`^${state.path}/`), '').split('/');
+
+  dirNames.forEach((dirName) => {
+    const foundEntry = findEntry(tree, 'tree', dirName);
+
+    if (!foundEntry) {
+      const tmpEntry = createTemp({
+        name: dirName,
+        path: tree.path,
+        type: 'tree',
+        level: tree.level !== undefined ? tree.level + 1 : 0,
+      });
+
+      commit(types.CREATE_TMP_TREE, {
+        parent: tree,
+        tmpEntry,
+      });
+      commit(types.TOGGLE_TREE_OPEN, tmpEntry);
+
+      tree = tmpEntry;
+    } else {
+      tree = foundEntry;
+    }
+  });
+
+  if (tree.tempFile) {
+    dispatch('createTempFile', {
+      tree,
+      name: '.gitkeep',
+    });
+  }
+};

app/assets/javascripts/repo/stores/getters.js

+import _ from 'underscore';
+
+/*
+  Takes the multi-dimensional tree and returns a flattened array.
+  This allows for the table to recursively render the table rows but keeps the data
+  structure nested to make it easier to add new files/directories.
+*/
+export const treeList = (state) => {
+  const mapTree = arr => (!arr.tree.length ? [] : _.map(arr.tree, a => [a, mapTree(a)]));
+
+  return _.chain(state.tree)
+    .map(arr => [arr, mapTree(arr)])
+    .flatten()
+    .value();
+};
+
+export const changedFiles = state => state.openFiles.filter(file => file.changed);
+
+export const activeFile = state => state.openFiles.find(file => file.active);
+
+export const activeFileExtension = (state) => {
+  const file = activeFile(state);
+  return file ? `.${file.path.split('.').pop()}` : '';
+};
+
+export const isCollapsed = state => !!state.openFiles.length;
+
+export const canEditFile = (state) => {
+  const currentActiveFile = activeFile(state);
+  const openedFiles = state.openFiles;
+
+  return state.canCommit &&
+    state.onTopOfBranch &&
+    openedFiles.length &&
+    (currentActiveFile && !currentActiveFile.renderError && !currentActiveFile.binary);
+};

app/assets/javascripts/repo/stores/index.js

+import Vue from 'vue';
+import Vuex from 'vuex';
+import state from './state';
+import * as actions from './actions';
+import * as getters from './getters';
+import mutations from './mutations';
+
+Vue.use(Vuex);
+
+export default new Vuex.Store({
+  state: state(),
+  actions,
+  mutations,
+  getters,
+});

app/assets/javascripts/repo/stores/mutation_types.js

+export const SET_INITIAL_DATA = 'SET_INITIAL_DATA';
+export const TOGGLE_LOADING = 'TOGGLE_LOADING';
+export const SET_COMMIT_REF = 'SET_COMMIT_REF';
+export const SET_PARENT_TREE_URL = 'SET_PARENT_TREE_URL';
+export const SET_ROOT = 'SET_ROOT';
+export const SET_PREVIOUS_URL = 'SET_PREVIOUS_URL';
+
+// Tree mutation types
+export const SET_DIRECTORY_DATA = 'SET_DIRECTORY_DATA';
+export const TOGGLE_TREE_OPEN = 'TOGGLE_TREE_OPEN';
+export const CREATE_TMP_TREE = 'CREATE_TMP_TREE';
+
+// File mutation types
+export const SET_FILE_DATA = 'SET_FILE_DATA';
+export const TOGGLE_FILE_OPEN = 'TOGGLE_FILE_OPEN';
+export const SET_FILE_ACTIVE = 'SET_FILE_ACTIVE';
+export const SET_FILE_RAW_DATA = 'SET_FILE_RAW_DATA';
+export const UPDATE_FILE_CONTENT = 'UPDATE_FILE_CONTENT';
+export const DISCARD_FILE_CHANGES = 'DISCARD_FILE_CHANGES';
+export const CREATE_TMP_FILE = 'CREATE_TMP_FILE';
+
+// Viewer mutation types
+export const SET_PREVIEW_MODE = 'SET_PREVIEW_MODE';
+export const SET_EDIT_MODE = 'SET_EDIT_MODE';
+export const TOGGLE_EDIT_MODE = 'TOGGLE_EDIT_MODE';
+export const TOGGLE_DISCARD_POPUP = 'TOGGLE_DISCARD_POPUP';
+
+export const SET_CURRENT_BRANCH = 'SET_CURRENT_BRANCH';

app/assets/javascripts/repo/stores/mutations.js

+import * as types from './mutation_types';
+import fileMutations from './mutations/file';
+import treeMutations from './mutations/tree';
+import branchMutations from './mutations/branch';
+
+export default {
+  [types.SET_INITIAL_DATA](state, data) {
+    Object.assign(state, data);
+  },
+  [types.SET_PREVIEW_MODE](state) {
+    Object.assign(state, {
+      currentBlobView: 'repo-preview',
+    });
+  },
+  [types.SET_EDIT_MODE](state) {
+    Object.assign(state, {
+      currentBlobView: 'repo-editor',
+    });
+  },
+  [types.TOGGLE_LOADING](state, entry) {
+    Object.assign(entry, {
+      loading: !entry.loading,
+    });
+  },
+  [types.TOGGLE_EDIT_MODE](state) {
+    Object.assign(state, {
+      editMode: !state.editMode,
+    });
+  },
+  [types.TOGGLE_DISCARD_POPUP](state, discardPopupOpen) {
+    Object.assign(state, {
+      discardPopupOpen,
+    });
+  },
+  [types.SET_COMMIT_REF](state, ref) {
+    Object.assign(state, {
+      currentRef: ref,
+    });
+  },
+  [types.SET_ROOT](state, isRoot) {
+    Object.assign(state, {
+      isRoot,
+      isInitialRoot: isRoot,
+    });
+  },
+  [types.SET_PREVIOUS_URL](state, previousUrl) {
+    Object.assign(state, {
+      previousUrl,
+    });
+  },
+  ...fileMutations,
+  ...treeMutations,
+  ...branchMutations,
+};

app/assets/javascripts/repo/stores/mutations/branch.js

+import * as types from '../mutation_types';
+
+export default {
+  [types.SET_CURRENT_BRANCH](state, currentBranch) {
+    Object.assign(state, {
+      currentBranch,
+    });
+  },
+};

app/assets/javascripts/repo/stores/mutations/file.js

+import * as types from '../mutation_types';
+import { findIndexOfFile } from '../utils';
+
+export default {
+  [types.SET_FILE_ACTIVE](state, { file, active }) {
+    Object.assign(file, {
+      active,
+    });
+  },
+  [types.TOGGLE_FILE_OPEN](state, file) {
+    Object.assign(file, {
+      opened: !file.opened,
+    });
+
+    if (file.opened) {
+      state.openFiles.push(file);
+    } else {
+      state.openFiles.splice(findIndexOfFile(state.openFiles, file), 1);
+    }
+  },
+  [types.SET_FILE_DATA](state, { data, file }) {
+    Object.assign(file, {
+      blamePath: data.blame_path,
+      commitsPath: data.commits_path,
+      permalink: data.permalink,
+      rawPath: data.raw_path,
+      binary: data.binary,
+      html: data.html,
+      renderError: data.render_error,
+    });
+  },
+  [types.SET_FILE_RAW_DATA](state, { file, raw }) {
+    Object.assign(file, {
+      raw,
+    });
+  },
+  [types.UPDATE_FILE_CONTENT](state, { file, content }) {
+    const changed = content !== file.raw;
+
+    Object.assign(file, {
+      content,
+      changed,
+    });
+  },
+  [types.DISCARD_FILE_CHANGES](state, file) {
+    Object.assign(file, {
+      content: '',
+      changed: false,
+    });
+  },
+  [types.CREATE_TMP_FILE](state, { file, parent }) {
+    parent.tree.push(file);
+  },
+};

app/assets/javascripts/repo/stores/mutations/tree.js

+import * as types from '../mutation_types';
+import * as utils from '../utils';
+
+export default {
+  [types.TOGGLE_TREE_OPEN](state, tree) {
+    Object.assign(tree, {
+      opened: !tree.opened,
+    });
+  },
+  [types.SET_DIRECTORY_DATA](state, { data, tree }) {
+    const level = tree.level !== undefined ? tree.level + 1 : 0;
+    const parentTreeUrl = data.parent_tree_url ? `${data.parent_tree_url}${data.path}` : state.endpoints.rootUrl;
+
+    Object.assign(tree, {
+      tree: [
+        ...data.trees.map(t => utils.decorateData({
+          ...t,
+          type: 'tree',
+          parentTreeUrl,
+          level,
+        }, state.project.url)),
+        ...data.submodules.map(m => utils.decorateData({
+          ...m,
+          type: 'submodule',
+          parentTreeUrl,
+          level,
+        }, state.project.url)),
+        ...data.blobs.map(b => utils.decorateData({
+          ...b,
+          type: 'blob',
+          parentTreeUrl,
+          level,
+        }, state.project.url)),
+      ],
+    });
+  },
+  [types.SET_PARENT_TREE_URL](state, url) {
+    Object.assign(state, {
+      parentTreeUrl: url,
+    });
+  },
+  [types.CREATE_TMP_TREE](state, { parent, tmpEntry }) {
+    parent.tree.push(tmpEntry);
+  },
+};

app/assets/javascripts/repo/stores/repo_store.js

-import Helper from '../helpers/repo_helper';
-import Service from '../services/repo_service';
-
-const RepoStore = {
-  monacoLoading: false,
-  service: '',
-  canCommit: false,
-  onTopOfBranch: false,
-  editMode: false,
-  isRoot: null,
-  isInitialRoot: null,
-  prevURL: '',
-  projectId: '',
-  projectName: '',
-  projectUrl: '',
-  branchUrl: '',
-  blobRaw: '',
-  currentBlobView: 'repo-preview',
-  openedFiles: [],
-  submitCommitsLoading: false,
-  dialog: {
-    open: false,
-    title: '',
-    status: false,
-  },
-  showNewBranchDialog: false,
-  activeFile: Helper.getDefaultActiveFile(),
-  activeFileIndex: 0,
-  activeLine: -1,
-  activeFileLabel: 'Raw',
-  files: [],
-  isCommitable: false,
-  binary: false,
-  currentBranch: '',
-  startNewMR: false,
-  currentHash: '',
-  currentShortHash: '',
-  customBranchURL: '',
-  newMrTemplateUrl: '',
-  branchChanged: false,
-  commitMessage: '',
-  path: '',
-  loading: {
-    tree: false,
-    blob: false,
-  },
-
-  setBranchHash() {
-    return Service.getBranch()
-      .then((data) => {
-        if (RepoStore.currentHash !== '' && data.commit.id !== RepoStore.currentHash) {
-          RepoStore.branchChanged = true;
-        }
-        RepoStore.currentHash = data.commit.id;
-        RepoStore.currentShortHash = data.commit.short_id;
-      });
-  },
-
-  // mutations
-  checkIsCommitable() {
-    RepoStore.isCommitable = RepoStore.onTopOfBranch && RepoStore.canCommit;
-  },
-
-  toggleRawPreview() {
-    RepoStore.activeFile.raw = !RepoStore.activeFile.raw;
-    RepoStore.activeFileLabel = RepoStore.activeFile.raw ? 'Display rendered file' : 'Display source';
-  },
-
-  setActiveFiles(file) {
-    if (RepoStore.isActiveFile(file)) return;
-    RepoStore.openedFiles = RepoStore.openedFiles
-      .map((openedFile, i) => RepoStore.setFileActivity(file, openedFile, i));
-
-    RepoStore.setActiveToRaw();
-
-    if (file.binary) {
-      RepoStore.blobRaw = file.base64;
-    } else if (file.newContent || file.plain) {
-      RepoStore.blobRaw = file.newContent || file.plain;
-    } else {
-      Service.getRaw(file)
-        .then((rawResponse) => {
-          RepoStore.blobRaw = rawResponse.data;
-          Helper.findOpenedFileFromActive().plain = rawResponse.data;
-        }).catch(Helper.loadingError);
-    }
-
-    if (!file.loading && !file.tempFile) {
-      Helper.updateHistoryEntry(file.url, file.pageTitle || file.name);
-    }
-    RepoStore.binary = file.binary;
-    RepoStore.setActiveLine(-1);
-  },
-
-  setFileActivity(file, openedFile, i) {
-    const activeFile = openedFile;
-    activeFile.active = file.id === activeFile.id;
-
-    if (activeFile.active) RepoStore.setActiveFile(activeFile, i);
-
-    return activeFile;
-  },
-
-  setActiveFile(activeFile, i) {
-    RepoStore.activeFile = Object.assign({}, Helper.getDefaultActiveFile(), activeFile);
-    RepoStore.activeFileIndex = i;
-  },
-
-  setActiveLine(activeLine) {
-    if (!isNaN(activeLine)) RepoStore.activeLine = activeLine;
-  },
-
-  setActiveToRaw() {
-    RepoStore.activeFile.raw = false;
-    // can't get vue to listen to raw for some reason so RepoStore for now.
-    RepoStore.activeFileLabel = 'Display source';
-  },
-
-  removeFromOpenedFiles(file) {
-    if (file.type === 'tree') return;
-    let foundIndex;
-    RepoStore.openedFiles = RepoStore.openedFiles.filter((openedFile, i) => {
-      if (openedFile.path === file.path) foundIndex = i;
-      return openedFile.path !== file.path;
-    });
-
-    // remove the file from the sidebar if it is a tempFile
-    if (file.tempFile) {
-      RepoStore.files = RepoStore.files.filter(f => !(f.tempFile && f.path === file.path));
-    }
-
-    // now activate the right tab based on what you closed.
-    if (RepoStore.openedFiles.length === 0) {
-      RepoStore.activeFile = {};
-      return;
-    }
-
-    if (RepoStore.openedFiles.length === 1 || foundIndex === 0) {
-      RepoStore.setActiveFiles(RepoStore.openedFiles[0]);
-      return;
-    }
-
-    if (foundIndex && foundIndex > 0) {
-      RepoStore.setActiveFiles(RepoStore.openedFiles[foundIndex - 1]);
-    }
-  },
-
-  addToOpenedFiles(file) {
-    const openFile = file;
-
-    const openedFilesAlreadyExists = RepoStore.openedFiles
-      .some(openedFile => openedFile.path === openFile.path);
-
-    if (openedFilesAlreadyExists) return;
-
-    openFile.changed = false;
-    openFile.active = true;
-    RepoStore.openedFiles.push(openFile);
-  },
-
-  setActiveFileContents(contents) {
-    if (!RepoStore.editMode) return;
-    const currentFile = RepoStore.openedFiles[RepoStore.activeFileIndex];
-    RepoStore.activeFile.newContent = contents;
-    RepoStore.activeFile.changed = RepoStore.activeFile.plain !== RepoStore.activeFile.newContent;
-    currentFile.changed = RepoStore.activeFile.changed;
-    currentFile.newContent = contents;
-  },
-
-  toggleBlobView() {
-    RepoStore.currentBlobView = RepoStore.isPreviewView() ? 'repo-editor' : 'repo-preview';
-  },
-
-  setViewToPreview() {
-    RepoStore.currentBlobView = 'repo-preview';
-  },
-
-  // getters
-
-  isActiveFile(file) {
-    return file && file.id === RepoStore.activeFile.id;
-  },
-
-  isPreviewView() {
-    return RepoStore.currentBlobView === 'repo-preview';
-  },
-};
-
-export default RepoStore;

app/assets/javascripts/repo/stores/state.js

+export default () => ({
+  canCommit: false,
+  currentBranch: '',
+  currentBlobView: 'repo-preview',
+  currentRef: '',
+  discardPopupOpen: false,
+  editMode: false,
+  endpoints: {},
+  isRoot: false,
+  isInitialRoot: false,
+  loading: false,
+  onTopOfBranch: false,
+  openFiles: [],
+  path: '',
+  project: {
+    id: 0,
+    name: '',
+    url: '',
+  },
+  parentTreeUrl: '',
+  previousUrl: '',
+  tree: [],
+});

app/assets/javascripts/repo/stores/utils.js

+export const dataStructure = () => ({
+  id: '',
+  type: '',
+  name: '',
+  url: '',
+  path: '',
+  level: 0,
+  tempFile: false,
+  icon: '',
+  tree: [],
+  loading: false,
+  opened: false,
+  active: false,
+  changed: false,
+  lastCommit: {},
+  tree_url: '',
+  blamePath: '',
+  commitsPath: '',
+  permalink: '',
+  rawPath: '',
+  binary: false,
+  html: '',
+  raw: '',
+  content: '',
+  parentTreeUrl: '',
+  renderError: false,
+  base64: false,
+});
+
+export const decorateData = (entity, projectUrl = '') => {
+  const {
+    id,
+    type,
+    url,
+    name,
+    icon,
+    last_commit,
+    tree_url,
+    path,
+    renderError,
+    content = '',
+    tempFile = false,
+    active = false,
+    opened = false,
+    changed = false,
+    parentTreeUrl = '',
+    level = 0,
+    base64 = false,
+  } = entity;
+
+  return {
+    ...dataStructure(),
+    id,
+    type,
+    name,
+    url,
+    tree_url,
+    path,
+    level,
+    tempFile,
+    icon: `fa-${icon}`,
+    opened,
+    active,
+    parentTreeUrl,
+    changed,
+    renderError,
+    content,
+    base64,
+    // eslint-disable-next-line camelcase
+    lastCommit: last_commit ? {
+      url: `${projectUrl}/commit/${last_commit.id}`,
+      message: last_commit.message,
+      updatedAt: last_commit.committed_date,
+    } : {},
+  };
+};
+
+export const findEntry = (state, type, name) => state.tree.find(
+  f => f.type === type && f.name === name,
+);
+export const findIndexOfFile = (state, file) => state.findIndex(f => f.path === file.path);
+
+export const setPageTitle = (title) => {
+  document.title = title;
+};
+
+export const pushState = (url) => {
+  history.pushState({ url }, '', url);
+};
+
+export const createTemp = ({ name, path, type, level, changed, content, base64 }) => {
+  const treePath = path ? `${path}/${name}` : name;
+
+  return decorateData({
+    id: new Date().getTime().toString(),
+    name,
+    type,
+    tempFile: true,
+    path: treePath,
+    icon: type === 'tree' ? 'folder' : 'file-text-o',
+    changed,
+    content,
+    parentTreeUrl: '',
+    level,
+    base64,
+    renderError: base64,
+  });
+};

app/assets/javascripts/sidebar/components/participants/participants.vue

+<script>
+import { __, n__, sprintf } from '../../../locale';
+import loadingIcon from '../../../vue_shared/components/loading_icon.vue';
+import userAvatarImage from '../../../vue_shared/components/user_avatar/user_avatar_image.vue';
+
+export default {
+  props: {
+    loading: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+    participants: {
+      type: Array,
+      required: false,
+      default: () => [],
+    },
+    numberOfLessParticipants: {
+      type: Number,
+      required: false,
+      default: 7,
+    },
+  },
+  data() {
+    return {
+      isShowingMoreParticipants: false,
+    };
+  },
+  components: {
+    loadingIcon,
+    userAvatarImage,
+  },
+  computed: {
+    lessParticipants() {
+      return this.participants.slice(0, this.numberOfLessParticipants);
+    },
+    visibleParticipants() {
+      return this.isShowingMoreParticipants ? this.participants : this.lessParticipants;
+    },
+    hasMoreParticipants() {
+      return this.participants.length > this.numberOfLessParticipants;
+    },
+    toggleLabel() {
+      let label = '';
+      if (this.isShowingMoreParticipants) {
+        label = __('- show less');
+      } else {
+        label = sprintf(__('+ %{moreCount} more'), {
+          moreCount: this.participants.length - this.numberOfLessParticipants,
+        });
+      }
+
+      return label;
+    },
+    participantLabel() {
+      return sprintf(
+        n__('%{count} participant', '%{count} participants', this.participants.length),
+        { count: this.loading ? '' : this.participantCount },
+      );
+    },
+    participantCount() {
+      return this.participants.length;
+    },
+  },
+  methods: {
+    toggleMoreParticipants() {
+      this.isShowingMoreParticipants = !this.isShowingMoreParticipants;
+    },
+  },
+};
+</script>
+
+<template>
+  <div>
+    <div class="sidebar-collapsed-icon">
+      <i
+        class="fa fa-users"
+        aria-hidden="true">
+      </i>
+      <loading-icon
+        v-if="loading"
+        class="js-participants-collapsed-loading-icon" />
+      <span
+        v-else
+        class="js-participants-collapsed-count">
+        {{ participantCount }}
+      </span>
+    </div>
+    <div class="title hide-collapsed">
+      <loading-icon
+        v-if="loading"
+        :inline="true"
+        class="js-participants-expanded-loading-icon" />
+      {{ participantLabel }}
+    </div>
+    <div class="participants-list hide-collapsed">
+      <div
+        v-for="participant in visibleParticipants"
+        :key="participant.id"
+        class="participants-author js-participants-author">
+        <a
+          class="author_link"
+          :href="participant.web_url">
+          <user-avatar-image
+            :lazy="true"
+            :img-src="participant.avatar_url"
+            css-classes="avatar-inline"
+            :size="24"
+            :tooltip-text="participant.name"
+            tooltip-placement="bottom" />
+        </a>
+      </div>
+    </div>
+    <div
+      v-if="hasMoreParticipants"
+      class="participants-more hide-collapsed">
+      <button
+        type="button"
+        class="btn-transparent btn-blank js-toggle-participants-button"
+        @click="toggleMoreParticipants">
+        {{ toggleLabel }}
+      </button>
+    </div>
+  </div>
+</template>

app/assets/javascripts/sidebar/components/participants/sidebar_participants.vue

+<script>
+import Store from '../../stores/sidebar_store';
+import Mediator from '../../sidebar_mediator';
+import participants from './participants.vue';
+
+export default {
+  data() {
+    return {
+      mediator: new Mediator(),
+      store: new Store(),
+    };
+  },
+  components: {
+    participants,
+  },
+};
+</script>
+
+<template>
+  <div class="block participants">
+    <participants
+      :loading="store.isFetching.participants"
+      :participants="store.participants"
+      :number-of-less-participants="7" />
+  </div>
+</template>

app/assets/javascripts/sidebar/components/subscriptions/sidebar_subscriptions.vue

+<script>
+import Store from '../../stores/sidebar_store';
+import Mediator from '../../sidebar_mediator';
+import eventHub from '../../event_hub';
+import Flash from '../../../flash';
+import subscriptions from './subscriptions.vue';
+
+export default {
+  data() {
+    return {
+      mediator: new Mediator(),
+      store: new Store(),
+    };
+  },
+
+  components: {
+    subscriptions,
+  },
+
+  methods: {
+    onToggleSubscription() {
+      this.mediator.toggleSubscription()
+        .catch(() => {
+          Flash('Error occurred when toggling the notification subscription');
+        });
+    },
+  },
+
+  created() {
+    eventHub.$on('toggleSubscription', this.onToggleSubscription);
+  },
+
+  beforeDestroy() {
+    eventHub.$off('toggleSubscription', this.onToggleSubscription);
+  },
+};
+</script>
+
+<template>
+  <div class="block subscriptions">
+    <subscriptions
+      :loading="store.isFetching.subscriptions"
+      :subscribed="store.subscribed" />
+  </div>
+</template>

app/assets/javascripts/sidebar/components/subscriptions/subscriptions.vue

+<script>
+import { __ } from '../../../locale';
+import eventHub from '../../event_hub';
+import loadingButton from '../../../vue_shared/components/loading_button.vue';
+
+export default {
+  props: {
+    loading: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+    subscribed: {
+      type: Boolean,
+      required: false,
+    },
+  },
+  components: {
+    loadingButton,
+  },
+  computed: {
+    buttonLabel() {
+      let label;
+      if (this.subscribed === false) {
+        label = __('Subscribe');
+      } else if (this.subscribed === true) {
+        label = __('Unsubscribe');
+      }
+
+      return label;
+    },
+  },
+  methods: {
+    toggleSubscription() {
+      eventHub.$emit('toggleSubscription');
+    },
+  },
+};
+</script>
+
+<template>
+  <div>
+    <div class="sidebar-collapsed-icon">
+      <i
+        class="fa fa-rss"
+        aria-hidden="true">
+      </i>
+    </div>
+    <span class="issuable-header-text hide-collapsed pull-left">
+      {{ __('Notifications') }}
+    </span>
+    <loading-button
+      ref="loadingButton"
+      class="btn btn-default pull-right hide-collapsed js-issuable-subscribe-button"
+      :loading="loading"
+      :label="buttonLabel"
+      @click="toggleSubscription"
+    />
+  </div>
+</template>

app/assets/javascripts/sidebar/services/sidebar_service.js

@@ -7,6 +7,7 @@ export default class SidebarService {
   constructor(endpointMap) {
     if (!SidebarService.singleton) {
       this.endpoint = endpointMap.endpoint;
+      this.toggleSubscriptionEndpoint = endpointMap.toggleSubscriptionEndpoint;
       this.moveIssueEndpoint = endpointMap.moveIssueEndpoint;
       this.projectsAutocompleteEndpoint = endpointMap.projectsAutocompleteEndpoint;
 
@@ -36,6 +37,10 @@ export default class SidebarService {
     });
   }
 
+  toggleSubscription() {
+    return Vue.http.post(this.toggleSubscriptionEndpoint);
+  }
+
   moveIssue(moveToProjectId) {
     return Vue.http.post(this.moveIssueEndpoint, {
       move_to_project_id: moveToProjectId,

app/assets/javascripts/sidebar/sidebar_bundle.js

@@ -4,6 +4,8 @@ import SidebarAssignees from './components/assignees/sidebar_assignees';
 import ConfidentialIssueSidebar from './components/confidential/confidential_issue_sidebar.vue';
 import SidebarMoveIssue from './lib/sidebar_move_issue';
 import LockIssueSidebar from './components/lock/lock_issue_sidebar.vue';
+import sidebarParticipants from './components/participants/sidebar_participants.vue';
+import sidebarSubscriptions from './components/subscriptions/sidebar_subscriptions.vue';
 import Translate from '../vue_shared/translate';
 
 import Mediator from './sidebar_mediator';
@@ -49,6 +51,36 @@ function mountLockComponent(mediator) {
   }).$mount(el);
 }
 
+function mountParticipantsComponent() {
+  const el = document.querySelector('.js-sidebar-participants-entry-point');
+
+  if (!el) return;
+
+  // eslint-disable-next-line no-new
+  new Vue({
+    el,
+    components: {
+      sidebarParticipants,
+    },
+    render: createElement => createElement('sidebar-participants', {}),
+  });
+}
+
+function mountSubscriptionsComponent() {
+  const el = document.querySelector('.js-sidebar-subscriptions-entry-point');
+
+  if (!el) return;
+
+  // eslint-disable-next-line no-new
+  new Vue({
+    el,
+    components: {
+      sidebarSubscriptions,
+    },
+    render: createElement => createElement('sidebar-subscriptions', {}),
+  });
+}
+
 function domContentLoaded() {
   const sidebarOptions = JSON.parse(document.querySelector('.js-sidebar-options').innerHTML);
   const mediator = new Mediator(sidebarOptions);
@@ -63,6 +95,8 @@ function domContentLoaded() {
 
   mountConfidentialComponent(mediator);
   mountLockComponent(mediator);
+  mountParticipantsComponent();
+  mountSubscriptionsComponent();
 
   new SidebarMoveIssue(
     mediator,

app/assets/javascripts/sidebar/sidebar_mediator.js

@@ -8,6 +8,7 @@ export default class SidebarMediator {
       this.store = new Store(options);
       this.service = new Service({
         endpoint: options.endpoint,
+        toggleSubscriptionEndpoint: options.toggleSubscriptionEndpoint,
         moveIssueEndpoint: options.moveIssueEndpoint,
         projectsAutocompleteEndpoint: options.projectsAutocompleteEndpoint,
       });
@@ -39,10 +40,25 @@ export default class SidebarMediator {
       .then((data) => {
         this.store.setAssigneeData(data);
         this.store.setTimeTrackingData(data);
+        this.store.setParticipantsData(data);
+        this.store.setSubscriptionsData(data);
       })
       .catch(() => new Flash('Error occurred when fetching sidebar data'));
   }
 
+  toggleSubscription() {
+    this.store.setFetchingState('subscriptions', true);
+    return this.service.toggleSubscription()
+      .then(() => {
+        this.store.setSubscribedState(!this.store.subscribed);
+        this.store.setFetchingState('subscriptions', false);
+      })
+      .catch((err) => {
+        this.store.setFetchingState('subscriptions', false);
+        throw err;
+      });
+  }
+
   fetchAutocompleteProjects(searchTerm) {
     return this.service.getProjectsAutocomplete(searchTerm)
       .then(response => response.json())

app/assets/javascripts/sidebar/stores/sidebar_store.js

@@ -12,10 +12,14 @@ export default class SidebarStore {
       this.assignees = [];
       this.isFetching = {
         assignees: true,
+        participants: true,
+        subscriptions: true,
       };
       this.autocompleteProjects = [];
       this.moveToProjectId = 0;
       this.isLockDialogOpen = false;
+      this.participants = [];
+      this.subscribed = null;
 
       SidebarStore.singleton = this;
     }
@@ -37,6 +41,20 @@ export default class SidebarStore {
     this.humanTotalTimeSpent = data.human_total_time_spent;
   }
 
+  setParticipantsData(data) {
+    this.isFetching.participants = false;
+    this.participants = data.participants || [];
+  }
+
+  setSubscriptionsData(data) {
+    this.isFetching.subscriptions = false;
+    this.subscribed = data.subscribed || false;
+  }
+
+  setFetchingState(key, value) {
+    this.isFetching[key] = value;
+  }
+
   addAssignee(assignee) {
     if (!this.findAssignee(assignee)) {
       this.assignees.push(assignee);
@@ -61,6 +79,10 @@ export default class SidebarStore {
     this.autocompleteProjects = projects;
   }
 
+  setSubscribedState(subscribed) {
+    this.subscribed = subscribed;
+  }
+
   setMoveToProjectId(moveToProjectId) {
     this.moveToProjectId = moveToProjectId;
   }

app/assets/javascripts/vue_merge_request_widget/services/mr_widget_service.js

@@ -11,7 +11,7 @@ export default class MRWidgetService {
     this.removeWIPResource = Vue.resource(endpoints.removeWIPPath);
     this.removeSourceBranchResource = Vue.resource(endpoints.sourceBranchPath);
     this.deploymentsResource = Vue.resource(endpoints.ciEnvironmentsStatusPath);
-    this.pollResource = Vue.resource(`${endpoints.statusPath}?basic=true`);
+    this.pollResource = Vue.resource(`${endpoints.statusPath}?serializer=basic`);
     this.mergeActionsContentResource = Vue.resource(endpoints.mergeActionsContentPath);
   }
 

app/assets/stylesheets/framework/dropdowns.scss

@@ -776,12 +776,15 @@
       a,
       button,
       .menu-item {
+        margin-bottom: 0;
         border-radius: 0;
         box-shadow: none;
         padding: 8px 16px;
         text-align: left;
         white-space: normal;
         width: 100%;
+        font-weight: $gl-font-weight-normal;
+        line-height: normal;
 
         &.dropdown-menu-user-link {
           white-space: nowrap;

app/assets/stylesheets/framework/gitlab-theme.scss

@@ -216,12 +216,9 @@ body {
             color: $theme-gray-900;
           }
 
-          &.active > a {
+          &.active > a,
+          &.active > a:hover {
             color: $white-light;
-
-            &:hover {
-              color: $white-light;
-            }
           }
         }
       }

app/assets/stylesheets/framework/header.scss

@@ -239,10 +239,8 @@
             fill: currentColor;
           }
 
-          &.header-user-dropdown-toggle {
-            .header-user-avatar {
-              border-color: $white-light;
-            }
+          &.header-user-dropdown-toggle .header-user-avatar {
+            border-color: $white-light;
           }
         }
       }

app/assets/stylesheets/pages/issuable.scss

@@ -542,7 +542,9 @@
 }
 
 .participants-list {
-  margin: -5px;
+  display: flex;
+  flex-wrap: wrap;
+  margin: -7px;
 }
 
 
@@ -553,7 +555,7 @@
 
 .participants-author {
   display: inline-block;
-  padding: 5px;
+  padding: 7px;
 
   &:nth-of-type(7n) {
     padding-right: 0;

app/assets/stylesheets/pages/notes.scss

@@ -269,7 +269,7 @@ ul.notes {
           display: none;
         }
 
-        &.system-note-commit-list {
+        &.system-note-commit-list:not(.hide-shade) {
           max-height: 70px;
           overflow: hidden;
           display: block;
@@ -291,16 +291,6 @@ ul.notes {
             bottom: 0;
             background: linear-gradient(rgba($white-light, 0.1) -100px, $white-light 100%);
           }
-
-          &.hide-shade {
-            max-height: 100%;
-            overflow: auto;
-
-            &::after {
-              display: none;
-              background: transparent;
-            }
-          }
         }
       }
     }

app/assets/stylesheets/pages/repo.scss

-.monaco-loader {
-  position: absolute;
-  top: 0;
-  left: 0;
-  right: 0;
-  bottom: 0;
-  background: $black-transparent;
-}
-
 .modal.popup-dialog {
   display: block;
   background-color: $black-transparent;
@@ -54,6 +45,7 @@
   }
 
   .tree-content-holder {
+    display: -webkit-flex;
     display: flex;
     min-height: 300px;
   }
@@ -63,7 +55,9 @@
   }
 
   .panel-right {
+    display: -webkit-flex;
     display: flex;
+    -webkit-flex-direction: column;
     flex-direction: column;
     width: 80%;
     height: 100%;
@@ -81,10 +75,6 @@
           text-decoration: underline;
         }
       }
-
-      .cursor {
-        display: none !important;
-      }
     }
 
     .blob-no-preview {
@@ -94,21 +84,12 @@
       }
     }
 
-    &.edit-mode {
-      .blob-viewer-container {
-        overflow: hidden;
-      }
-
-      .monaco-editor.vs {
-        .cursor {
-          background: $black;
-          border-color: $black;
-          display: block !important;
-        }
-      }
+    &.blob-editor-container {
+      overflow: hidden;
     }
 
     .blob-viewer-container {
+      -webkit-flex: 1;
       flex: 1;
       overflow: auto;
 
@@ -138,6 +119,7 @@
     }
 
     #tabs {
+      position: relative;
       flex-shrink: 0;
       display: flex;
       width: 100%;
@@ -166,6 +148,10 @@
           vertical-align: middle;
           text-decoration: none;
           margin-right: 12px;
+
+          &:focus {
+            outline: none;
+          }
         }
 
         .close-btn {
@@ -312,23 +298,3 @@
     width: 100%;
   }
 }
-
-@keyframes swipeRightAppear {
-  0% {
-    transform: scaleX(0.00);
-  }
-
-  100% {
-    transform: scaleX(1.00);
-  }
-}
-
-@keyframes swipeRightDissapear {
-  0% {
-    transform: scaleX(1.00);
-  }
-
-  100% {
-    transform: scaleX(0.00);
-  }
-}

app/controllers/confirmations_controller.rb

@@ -10,7 +10,7 @@ class ConfirmationsController < Devise::ConfirmationsController
     users_almost_there_path
   end
 
-  def after_confirmation_path_for(_resource_name, resource)
+  def after_confirmation_path_for(resource_name, resource)
     # incoming resource can either be a :user or an :email
     if signed_in?(:user)
       after_sign_in(resource)

app/controllers/projects/issues_controller.rb

@@ -74,7 +74,7 @@ class Projects::IssuesController < Projects::ApplicationController
     respond_to do |format|
       format.html
       format.json do
-        render json: serializer.represent(@issue)
+        render json: serializer.represent(@issue, serializer: params[:serializer])
       end
     end
   end

app/controllers/projects/merge_requests_controller.rb

@@ -83,7 +83,7 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
       format.json do
         Gitlab::PollingInterval.set_header(response, interval: 10_000)
 
-        render json: serializer.represent(@merge_request, basic: params[:basic])
+        render json: serializer.represent(@merge_request, serializer: params[:serializer])
       end
 
       format.patch  do

app/controllers/projects/milestones_controller.rb

@@ -2,13 +2,13 @@ class Projects::MilestonesController < Projects::ApplicationController
   include MilestoneActions
 
   before_action :check_issuables_available!
-  before_action :milestone, only: [:edit, :update, :destroy, :show, :merge_requests, :participants, :labels]
+  before_action :milestone, only: [:edit, :update, :destroy, :show, :merge_requests, :participants, :labels, :promote]
 
   # Allow read any milestone
   before_action :authorize_read_milestone!
 
   # Allow admin milestone
-  before_action :authorize_admin_milestone!, except: [:index, :show, :merge_requests, :participants, :labels]
+  before_action :authorize_admin_milestone!, except: [:index, :show, :merge_requests, :participants, :labels, :promote]
 
   respond_to :html
 
@@ -69,6 +69,14 @@ class Projects::MilestonesController < Projects::ApplicationController
     end
   end
 
+  def promote
+    promoted_milestone = Milestones::PromoteService.new(project, current_user).execute(milestone)
+    flash[:notice] = "Milestone has been promoted to group milestone."
+    redirect_to group_milestone_path(project.group, promoted_milestone.iid)
+  rescue Milestones::PromoteService::PromoteMilestoneError => error
+    redirect_to milestone, alert: error.message
+  end
+
   def destroy
     return access_denied! unless can?(current_user, :admin_milestone, @project)
 

app/helpers/issuables_helper.rb

@@ -33,15 +33,17 @@ module IssuablesHelper
   end
 
   def serialize_issuable(issuable)
-    case issuable
-    when Issue
-      IssueSerializer.new(current_user: current_user, project: issuable.project).represent(issuable).to_json
-    when MergeRequest
-      MergeRequestSerializer
-        .new(current_user: current_user, project: issuable.project)
-        .represent(issuable)
-        .to_json
-    end
+    serializer_klass = case issuable
+                       when Issue
+                         IssueSerializer
+                       when MergeRequest
+                         MergeRequestSerializer
+                       end
+
+    serializer_klass
+      .new(current_user: current_user, project: issuable.project)
+      .represent(issuable)
+      .to_json
   end
 
   def template_dropdown_tag(issuable, &block)
@@ -357,7 +359,8 @@ module IssuablesHelper
 
   def issuable_sidebar_options(issuable, can_edit_issuable)
     {
-      endpoint: "#{issuable_json_path(issuable)}?basic=true",
+      endpoint: "#{issuable_json_path(issuable)}?serializer=sidebar",
+      toggleSubscriptionEndpoint: toggle_subscription_path(issuable),
       moveIssueEndpoint: move_namespace_project_issue_path(namespace_id: issuable.project.namespace.to_param, project_id: issuable.project, id: issuable),
       projectsAutocompleteEndpoint: autocomplete_projects_path(project_id: @project.id),
       editable: can_edit_issuable,

app/helpers/nav_helper.rb

@@ -19,11 +19,7 @@ module NavHelper
       end
     elsif current_path?('jobs#show')
       %w[page-gutter build-sidebar right-sidebar-expanded]
-    elsif current_path?('wikis#show') ||
-        current_path?('wikis#edit') ||
-        current_path?('wikis#update') ||
-        current_path?('wikis#history') ||
-        current_path?('wikis#git_access')
+    elsif current_controller?('wikis') && current_action?('show', 'create', 'edit', 'update', 'history', 'git_access')
       %w[page-gutter wiki-sidebar right-sidebar-expanded]
     else
       []

app/models/application_setting.rb

@@ -420,7 +420,7 @@ class ApplicationSetting < ActiveRecord::Base
   #   the enabling/disabling is `performance_bar_allowed_group_id`
   # - If `enable` is false, we set `performance_bar_allowed_group_id` to `nil`
   def performance_bar_enabled=(enable)
-    return if enable
+    return if Gitlab::Utils.to_boolean(enable)
 
     self.performance_bar_allowed_group_id = nil
   end

app/models/concerns/subscribable.rb

@@ -13,6 +13,8 @@ module Subscribable
   end
 
   def subscribed?(user, project = nil)
+    return false unless user
+
     if subscription = subscriptions.find_by(user: user, project: project)
       subscription.subscribed
     else

app/models/email.rb

@@ -14,6 +14,8 @@ class Email < ActiveRecord::Base
   devise :confirmable
   self.reconfirmable = false  # currently email can't be changed, no need to reconfirm
 
+  delegate :username, to: :user
+
   def email=(value)
     write_attribute(:email, value.downcase.strip)
   end

app/models/service.rb

@@ -238,6 +238,7 @@ class Service < ActiveRecord::Base
       kubernetes
       mattermost_slash_commands
       mattermost
+      packagist
       pipelines_email
       pivotaltracker
       prometheus