Add MattermostController

app/controllers/projects/mattermost_controller.rb

+class Projects::MattermostController < Projects::ApplicationController
+  layout 'project_settings'
+  before_action :authorize_admin_project!
+  before_action :service
+  before_action :teams, only: [:new]
+
+  def new
+  end
+
+  def configure
+    @service.configure(host, current_user, params)
+
+    redirect_to(
+      new_namespace_project_service_path(@project.namespace, @project, @service.to_param),
+      notice: 'This service is now configured.'
+    )
+  rescue Mattermost::NoSessionError
+    redirect_to(
+      edit_namespace_project_service_path(@project.namespace, @project, @service.to_param),
+      alert: 'No session could be set up, is Mattermost configured with Single Sign on?'
+    )
+  end
+
+  private
+
+  def configure_params
+    params.require(:configure_params).permit(:trigger, :team_id)
+  end
+
+  def service
+    @service ||= @project.services.find_by(type: 'MattermostSlashCommandsService')
+  end
+
+  def teams
+    # Mocking for frontend development
+    @teams = [{"id"=>"qz8gdr1fopncueb8n9on8ohk3h", "create_at"=>1479992105904, "update_at"=>1479992105904, "delete_at"=>0, "display_name"=>"chatops", "name"=>"chatops", "email"=>"admin@example.com", "type"=>"O", "company_name"=>"", "allowed_domains"=>"", "invite_id"=>"gthxi47gj7rxtcx6zama63zd1w", "allow_open_invite"=>false}]
+
+    #  @teams =
+    #       begin
+    #         Mattermost::Mattermost.new(Gitlab.config.mattermost.host, current_user).with_session do
+    #          Mattermost::Team.all
+    #        end
+    #      rescue Mattermost::NoSessionError
+    #        @teams = []
+    #      end
+  end
+end

app/views/projects/mattermost/new.html.haml

+= "hello world"
+= form_for(:create, method: :post, url: configure_namespace_project_mattermost_path(@project.namespace, @project, @service.to_param)) do |f|
+  = "Team ID"
+  = f.text_field(:team_id)
+  = f.submit 'Configure', class: 'btn btn-save'
+

app/views/projects/services/mattermost_slash_commands/_help.html.haml

 - pretty_path_with_namespace = "#{@project ? @project.namespace.name : 'namespace'} / #{@project ? @project.name : 'name'}"
 - run_actions_text = "Perform common operations on this project: #{pretty_path_with_namespace}"
 
-- unless GitLab.config.mattermost.enabled
-  .well
-    This service allows GitLab users to perform common operations on this
-    project by entering slash commands in Mattermost.
-    %br
-    See list of available commands in Mattermost after setting up this service,
-    by entering
-    %code /<command_trigger_word> help
-    %br
-    %br
-    To setup this service:
-    %ul.list-unstyled
-      %li
-        1.
-        = link_to 'Enable custom slash commands', 'https://docs.mattermost.com/developer/slash-commands.html#enabling-custom-commands'
-        on your Mattermost installation
-      %li
-        2.
-        = link_to 'Add a slash command', 'https://docs.mattermost.com/developer/slash-commands.html#set-up-a-custom-command'
-        in Mattermost with these options:
-  
-    %hr
-  
-    .help-form
-      .form-group
-        = label_tag :display_name, 'Display name', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.input-group
-          = text_field_tag :display_name, "GitLab / #{pretty_path_with_namespace}", class: 'form-control input-sm', readonly: 'readonly'
-          .input-group-btn
-            = clipboard_button(clipboard_target: '#display_name')
-  
-      .form-group
-        = label_tag :description, 'Description', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.input-group
-          = text_field_tag :description, run_actions_text, class: 'form-control input-sm', readonly: 'readonly'
-          .input-group-btn
-            = clipboard_button(clipboard_target: '#description')
-  
-      .form-group
-        = label_tag nil, 'Command trigger word', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.text-block
-          %p Fill in the word that works best for your team.
-          %p
-            Suggestions:
-            %code= 'gitlab'
-            %code= @project.path # Path contains no spaces, but dashes
-            %code= @project.path_with_namespace
-  
-      .form-group
-        = label_tag :request_url, 'Request URL', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.input-group
-          = text_field_tag :request_url, service_trigger_url(subject), class: 'form-control input-sm', readonly: 'readonly'
-          .input-group-btn
-            = clipboard_button(clipboard_target: '#request_url')
-  
-      .form-group
-        = label_tag nil, 'Request method', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.text-block POST
-  
-      .form-group
-        = label_tag :response_username, 'Response username', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.input-group
-          = text_field_tag :response_username, 'GitLab', class: 'form-control input-sm', readonly: 'readonly'
-          .input-group-btn
-            = clipboard_button(clipboard_target: '#response_username')
-  
-      .form-group
-        = label_tag :response_icon, 'Response icon', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.input-group
-          = text_field_tag :response_icon, asset_url('gitlab_logo.png'), class: 'form-control input-sm', readonly: 'readonly'
-          .input-group-btn
-            = clipboard_button(clipboard_target: '#response_icon')
-  
-      .form-group
-        = label_tag nil, 'Autocomplete', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.text-block Yes
-  
-      .form-group
-        = label_tag :autocomplete_hint, 'Autocomplete hint', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.input-group
-          = text_field_tag :autocomplete_hint, '[help]', class: 'form-control input-sm', readonly: 'readonly'
-          .input-group-btn
-            = clipboard_button(clipboard_target: '#autocomplete_hint')
-  
-      .form-group
-        = label_tag :autocomplete_description, 'Autocomplete description', class: 'col-sm-2 col-xs-12 control-label'
-        .col-sm-10.col-xs-12.input-group
-          = text_field_tag :autocomplete_description, run_actions_text, class: 'form-control input-sm', readonly: 'readonly'
-          .input-group-btn
-            = clipboard_button(clipboard_target: '#autocomplete_description')
-  
-    %hr
-  
-    %ul.list-unstyled
-      %li
-        3. After adding the slash command, paste the
-        %strong token
-        into the field below
+.well
+  This service allows GitLab users to perform common operations on this
+  project by entering slash commands in Mattermost.
+  %br
+  See list of available commands in Mattermost after setting up this service,
+  by entering
+  %code /<command_trigger_word> help
+  %br
+  %br
+  To setup this service:
+  %ul.list-unstyled
+    %li
+      1.
+      = link_to 'Enable custom slash commands', 'https://docs.mattermost.com/developer/slash-commands.html#enabling-custom-commands'
+      on your Mattermost installation
+    %li
+      2.
+      = link_to 'Add a slash command', 'https://docs.mattermost.com/developer/slash-commands.html#set-up-a-custom-command'
+      in Mattermost with these options:
+
+  %hr
+
+  .help-form
+    .form-group
+      = label_tag :display_name, 'Display name', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.input-group
+        = text_field_tag :display_name, "GitLab / #{pretty_path_with_namespace}", class: 'form-control input-sm', readonly: 'readonly'
+        .input-group-btn
+          = clipboard_button(clipboard_target: '#display_name')
+
+    .form-group
+      = label_tag :description, 'Description', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.input-group
+        = text_field_tag :description, run_actions_text, class: 'form-control input-sm', readonly: 'readonly'
+        .input-group-btn
+          = clipboard_button(clipboard_target: '#description')
+
+    .form-group
+      = label_tag nil, 'Command trigger word', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.text-block
+        %p Fill in the word that works best for your team.
+        %p
+          Suggestions:
+          %code= 'gitlab'
+          %code= @project.path # Path contains no spaces, but dashes
+          %code= @project.path_with_namespace
+
+    .form-group
+      = label_tag :request_url, 'Request URL', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.input-group
+        = text_field_tag :request_url, service_trigger_url(subject), class: 'form-control input-sm', readonly: 'readonly'
+        .input-group-btn
+          = clipboard_button(clipboard_target: '#request_url')
+
+    .form-group
+      = label_tag nil, 'Request method', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.text-block POST
+
+    .form-group
+      = label_tag :response_username, 'Response username', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.input-group
+        = text_field_tag :response_username, 'GitLab', class: 'form-control input-sm', readonly: 'readonly'
+        .input-group-btn
+          = clipboard_button(clipboard_target: '#response_username')
+
+    .form-group
+      = label_tag :response_icon, 'Response icon', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.input-group
+        = text_field_tag :response_icon, asset_url('gitlab_logo.png'), class: 'form-control input-sm', readonly: 'readonly'
+        .input-group-btn
+          = clipboard_button(clipboard_target: '#response_icon')
+
+    .form-group
+      = label_tag nil, 'Autocomplete', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.text-block Yes
+
+    .form-group
+      = label_tag :autocomplete_hint, 'Autocomplete hint', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.input-group
+        = text_field_tag :autocomplete_hint, '[help]', class: 'form-control input-sm', readonly: 'readonly'
+        .input-group-btn
+          = clipboard_button(clipboard_target: '#autocomplete_hint')
+
+    .form-group
+      = label_tag :autocomplete_description, 'Autocomplete description', class: 'col-sm-2 col-xs-12 control-label'
+      .col-sm-10.col-xs-12.input-group
+        = text_field_tag :autocomplete_description, run_actions_text, class: 'form-control input-sm', readonly: 'readonly'
+        .input-group-btn
+          = clipboard_button(clipboard_target: '#autocomplete_description')
+
+  %hr
+
+  %ul.list-unstyled
+    %li
+      3. After adding the slash command, paste the
+      %strong token
+      into the field below
+
+- if Gitlab.config.mattermost.enabled
+  = link_to "Auto config", new_namespace_project_mattermost_path(@project.namespace, @project)

config/routes/project.rb

@@ -65,6 +65,12 @@ constraints(ProjectUrlConstrainer.new) do
         end
       end
 
+      resources :mattermost, only: [:new] do
+        member do
+          post :configure
+        end
+      end
+
       resources :deploy_keys, constraints: { id: /\d+/ }, only: [:index, :new, :create] do
         member do
           put :enable