base implementation of emoji picker [ci skip]

app/assets/javascripts/awards_handler.coffee

 class @AwardsHandler
   constructor: (@post_emoji_url, @noteable_type, @noteable_id, @aliases) ->
+    $(".add-award").click (event)->
+      event.stopPropagation()
+      event.preventDefault()
+      $(".emoji-menu").show()
+
+    $("html").click ->
+      if !$(event.target).closest(".emoji-menu").length
+        if $(".emoji-menu").is(":visible")
+          $(".emoji-menu").hide()
 
   addAward: (emoji) ->
     emoji = @normilizeEmojiName(emoji)
     @postEmoji emoji, =>
       @addAwardToEmojiBar(emoji)
+
+    $(".emoji-menu").hide()
     
-  addAwardToEmojiBar: (emoji, custom_path = '') ->
+  addAwardToEmojiBar: (emoji) ->
     emoji = @normilizeEmojiName(emoji)
     if @exist(emoji)
       if @isActive(emoji)
@@ -17,7 +28,7 @@ class @AwardsHandler
         counter.parent().addClass("active")
         @addMeToAuthorList(emoji)
     else
-      @createEmoji(emoji, custom_path)
+      @createEmoji(emoji)
 
   exist: (emoji) ->
     @findEmojiIcon(emoji).length > 0
@@ -54,31 +65,29 @@ class @AwardsHandler
   resetTooltip: (award) ->
     award.tooltip("destroy")
 
-    # "destroy" call is asynchronous, this is why we need to set timeout.
+    # "destroy" call is asynchronous and there is no appropriate callnack on it, this is why we need to set timeout.
     setTimeout (->
       award.tooltip()
     ), 200
     
 
-  createEmoji: (emoji, custom_path) ->
+  createEmoji: (emoji) ->
+    emojiCssClass = @resolveNameToCssClass(emoji)
+
     nodes = []
     nodes.push("<div class='award active' title='me'>")
-    nodes.push("<div class='icon' data-emoji='" + emoji + "'>")
-    nodes.push(@getImage(emoji, custom_path))
+    nodes.push("<div class='icon emoji-icon " + emojiCssClass + "' data-emoji='" + emoji + "'></div>")
+    nodes.push("<div class='counter'>1</div>")
     nodes.push("</div>")
-    nodes.push("<div class='counter'>1")
-    nodes.push("</div></div>")
 
-    $(".awards-controls").before(nodes.join("\n"))
+    emoji_node = $(nodes.join("\n")).insertBefore(".awards-controls").find(".emoji-icon").data("emoji", emoji)
 
     $(".award").tooltip()
 
-  getImage: (emoji, custom_path) ->
-    if custom_path
-      $("<img>").attr({src: custom_path, width: 20, height: 20}).wrap("<div>").parent().html()
-    else
-      $("li[data-emoji='" + emoji + "']").html()
+  resolveNameToCssClass: (emoji) ->
+    unicodeName = $(".emoji-menu-content [data-emoji='?']".replace("?", emoji)).data("unicode-name")
 
+    "emoji-" + unicodeName
 
   postEmoji: (emoji, callback) ->
     $.post @post_emoji_url, { note: {
@@ -90,7 +99,7 @@ class @AwardsHandler
         callback.call()
 
   findEmojiIcon: (emoji) ->
-    $(".icon[data-emoji='" + emoji + "']")
+    $(".award [data-emoji='" + emoji + "']")
 
   scrollToAwards: ->
     $('body, html').animate({

app/assets/javascripts/notes.js.coffee

@@ -127,7 +127,7 @@ class @Notes
       @initTaskList()
 
     if note.award
-      awards_handler.addAwardToEmojiBar(note.note, note.emoji_path)
+      awards_handler.addAwardToEmojiBar(note.note)
       awards_handler.scrollToAwards()
 
   ###

app/assets/stylesheets/pages/awards.scss

@@ -2,6 +2,12 @@
   @include clearfix;
   line-height: 34px;
 
+  .emoji-icon {
+    width: 20px;
+    height: 20px;
+    margin: 7px 0 0 5px;
+  }
+
   .award {
     @include border-radius(5px);
 
@@ -40,6 +46,7 @@
   }
 
   .awards-controls {
+    position: relative;
     margin-left: 10px;
     float: left;
 
@@ -55,32 +62,58 @@
       }
     }
 
-    .awards-menu {
-      padding: $gl-padding;
-      min-width: 214px;
-
-      > li {
-        cursor: pointer;
-        width: 30px;
-        height: 30px;
-        text-align: center;
-        @include border-radius(5px);
+    .emoji-menu{
+      position: absolute;
+      top: 100%;
+      left: 0;
+      z-index: 1000;
+      display: none;
+      float: left;
+      min-width: 160px;
+      padding: 5px 0;
+      margin: 2px 0 0;
+      font-size: 14px;
+      text-align: left;
+      list-style: none;
+      background-color: #fff;
+      -webkit-background-clip: padding-box;
+      background-clip: padding-box;
+      border: 1px solid #ccc;
+      border: 1px solid rgba(0,0,0,.15);
+      border-radius: 4px;
+      -webkit-box-shadow: 0 6px 12px rgba(0,0,0,.175);
+      box-shadow: 0 6px 12px rgba(0,0,0,.175);
+
+      .emoji-menu-content {
+        padding: $gl-padding;
+        width: 300px;
+        height: 300px;
+        overflow-y: scroll;
+
+        h4 {
+          clear: left;
+        }
 
-        img {
-          margin-bottom: 2px;
+        ul {
+          list-style-type: none;
+          margin-left: -20px;
         }
 
-        &:hover {
-          background-color: #ccc;
+        li {
+          cursor: pointer;
+          width: 30px;
+          height: 30px;
+          text-align: center;
+          float: left;
+          margin: 3px;
+          list-decorate: none;
+          @include border-radius(5px);
+
+          &:hover {
+            background-color: #ccc;
+          }
         }
       }
     }
   }
-
-  .awards-menu{
-    li {
-      float: left;
-      margin: 3px;
-    }
-  }
 }

app/controllers/projects/notes_controller.rb

@@ -139,7 +139,6 @@ class Projects::NotesController < Projects::ApplicationController
         discussion_id: note.discussion_id,
         html: note_to_html(note),
         award: note.is_award,
-        emoji_path: note.is_award ? view_context.image_url(::AwardEmoji.path_to_emoji_image(note.note)) : "",
         note: note.note,
         discussion_html: note_to_discussion_html(note),
         discussion_with_diff_html: note_to_discussion_with_diff_html(note)

app/helpers/issues_helper.rb

@@ -94,11 +94,11 @@ module IssuesHelper
     end.sort.to_sentence(last_word_connector: ', or ')
   end
 
-  def url_to_emoji(name)
-    emoji_path = ::AwardEmoji.path_to_emoji_image(name)
-    url_to_image(emoji_path)
-  rescue StandardError
-    ""
+  def emoji_icon(name, unicode = nil)
+    unicode ||= Emoji.emoji_filename(name)
+
+    content_tag :div, "", class: "icon emoji-icon emoji-#{unicode}",
+      "data-emoji" => name, "data-unicode-name" => unicode
   end
 
   def emoji_author_list(notes, current_user)
@@ -109,10 +109,6 @@ module IssuesHelper
     list.join(", ")
   end
 
-  def emoji_list
-    ::AwardEmoji::EMOJI_LIST
-  end
-
   def note_active_class(notes, current_user)
     if current_user && notes.pluck(:author_id).include?(current_user.id)
       "active"

app/views/votes/_votes_block.html.haml

 .awards.votes-block
   - votable.notes.awards.grouped_awards.each do |emoji, notes|
     .award{class: (note_active_class(notes, current_user)), title: emoji_author_list(notes, current_user)}
-      .icon{"data-emoji" => "#{emoji}"}
-        = image_tag url_to_emoji(emoji), height: "20px", width: "20px"
+      = emoji_icon(emoji)
       .counter
         = notes.count
 
   - if current_user
-    .dropdown.awards-controls
+    .awards-controls
       %a.add-award{"data-toggle" => "dropdown", "data-target" => "#", "href" => "#"}
         = icon('smile-o')
-      %ul.dropdown-menu.awards-menu
-        - emoji_list.each do |emoji|
-          %li{"data-emoji" => "#{emoji}"}= image_tag url_to_emoji(emoji), height: "20px", width: "20px"
+      .emoji-menu
+        .emoji-menu-content
+          - AwardEmoji.emoji_by_category.each do |category, emojis|
+            %h4= AwardEmoji::CATEGORIES[category]
+            %ul
+              - emojis.each do |emoji|
+                %li
+                  = emoji_icon(emoji["name"], emoji["unicode"])
 
 - if current_user
   :coffeescript
@@ -20,10 +24,16 @@
     noteable_type = "#{votable.class.name.underscore}"
     noteable_id = "#{votable.id}"
     aliases = #{AwardEmoji::ALIASES.to_json}
-    window.awards_handler = new AwardsHandler(post_emoji_url, noteable_type, noteable_id, aliases)
 
-    $(".awards-menu li").click (e)->
-      emoji = $(this).data("emoji")
+    window.awards_handler = new AwardsHandler(
+      post_emoji_url,
+      noteable_type,
+      noteable_id,
+      aliases
+    )
+
+    $(".emoji-menu-content li").click (e)->
+      emoji = $(this).find(".emoji-icon").data("emoji")
       awards_handler.addAward(emoji)
 
     $(".awards").on "click", ".award", (e)->
@@ -31,3 +41,5 @@
       awards_handler.addAward(emoji)
 
     $(".award").tooltip()
+
+    $(".emoji-menu-content").niceScroll({cursorwidth: "7px"})

lib/award_emoji.rb

 class AwardEmoji
-  EMOJI_LIST = [
-    "+1", "-1", "100", "blush", "heart", "smile", "rage",
-    "beers", "disappointed", "ok_hand",
-    "helicopter", "shit", "airplane", "alarm_clock",
-    "ambulance", "anguished", "two_hearts", "wink"
-  ]
-
   ALIASES = {
     pout: "rage",
     satisfied: "laughing",
@@ -37,11 +30,49 @@ class AwardEmoji
     squirrel: "shipit"
   }.with_indifferent_access
 
-  def self.path_to_emoji_image(name)
-    "emoji/#{Emoji.emoji_filename(name)}.png"
+  CATEGORIES = {
+    other: "Other",
+    objects: "Objects",
+    places: "Places",
+    travel_places: "Travel",
+    emoticons: "Emoticons",
+    objects_symbols: "Symbols",
+    nature: "Nature",
+    celebration: "Celebration",
+    people: "People",
+    activity: "Activity",
+    flags: "Flags",
+    food_drink: "Food"
+  }.with_indifferent_access
+
+  def self.positions_by_name(name)
+    emoji = emojis_json.find do |emoji|
+      emoji["short_names"].include?(name)
+    end
+
+    [emoji["sheet_x"], emoji["sheet_y"]]
   end
 
   def self.normilize_emoji_name(name)
     ALIASES[name] || name
   end
+
+  def self.emoji_by_category
+    unless @emoji_by_category
+      @emoji_by_category = {}
+      emojis_added = []
+
+      Emoji.emojis.each do |emoji_name, data|
+        next if emojis_added.include?(data["name"])
+        emojis_added << data["name"]
+
+        @emoji_by_category[data["category"]] ||= []
+        @emoji_by_category[data["category"]] << data
+      end
+
+      @emoji_by_category = @emoji_by_category.sort.to_h
+    end
+
+    @emoji_by_category
+  end
 end

spec/helpers/issues_helper_spec.rb

@@ -127,12 +127,6 @@ describe IssuesHelper do
     it { is_expected.to eq("!1, !2, or !3") }
   end
 
-  describe "#url_to_emoji" do
-    it "returns url" do
-      expect(url_to_emoji("smile")).to include("emoji/1F604.png")
-    end
-  end
-
   describe "#emoji_list" do
     it "returns url" do
       expect(emoji_list).to be_kind_of(Array)