Removes boards correctly

app/assets/javascripts/boards/components/board.js.coffee

@@ -10,7 +10,7 @@ Board = Vue.extend
     isPreset: ->
       typeof this.board.id != 'number'
   ready: ->
-    Sortable.create this.$el.parentNode,
+    this.sortable = Sortable.create this.$el.parentNode,
       group: 'boards'
       animation: 150
       draggable: '.is-draggable'
@@ -19,5 +19,7 @@ Board = Vue.extend
       ghostClass: 'is-ghost'
       onUpdate: (e) ->
         BoardsStore.moveBoard(e.oldIndex + 1, e.newIndex + 1)
+  beforeDestroy: ->
+    this.sortable.destroy()
 
 Vue.component('board', Board)

app/assets/javascripts/boards/components/board_delete.js.coffee

 BoardDelete = Vue.extend
   props:
     boardId: Number
+  methods:
+    deleteBoard: ->
+      $(this.$el).tooltip('destroy')
+
+      if confirm('Are you sure you want to delete this list?')
+        BoardsStore.removeBoard(this.boardId)
 
 Vue.component 'board-delete', BoardDelete

app/assets/javascripts/boards/components/board_list.js.coffee

@@ -56,5 +56,7 @@ BoardList = Vue.extend
     this.$els.list.onscroll = =>
       if (this.scrollTop() > this.scrollHeight() - this.scrollOffset) and !this.loadMore
         this.loadFromLastId()
+  beforeDestroy: ->
+    this.sortable.destroy()
 
 Vue.component('board-list', BoardList)

app/assets/javascripts/boards/stores/boards_store.js.coffee

@@ -6,6 +6,9 @@
       author: {}
       assignee: {}
       milestone: {}
+  removeBoard: (id) ->
+    BoardsStore.state.boards = _.reject BoardsStore.state.boards, (board) ->
+      board.id is id
   moveBoard: (oldIndex, newIndex) ->
     boardFrom = _.find BoardsStore.state.boards, (board) ->
       board.index is oldIndex

app/assets/stylesheets/pages/boards.scss

@@ -110,6 +110,7 @@
   color: $gray-darkest;
   background-color: transparent;
   border: 0;
+  outline: 0;
 
   &:hover {
     color: $gl-link-color;

app/views/projects/boards/components/_board.html.haml

@@ -6,8 +6,8 @@
           {{ board.title }}
           %span.pull-right
             {{ board.issues.length }}
-          %board-delete{ "inline-template" => true, "v-if" => "!isPreset" }
-            %button.board-delete.has-tooltip.pull-right{ type: "button", title: "Delete board", data: { placement: "bottom" } }
+          %board-delete{ "inline-template" => true, "v-if" => "!isPreset", ":board-id" => "board.id" }
+            %button.board-delete.has-tooltip.pull-right{ type: "button", title: "Delete board", data: { placement: "bottom" }, "@click" => "deleteBoard" }
               %span.sr-only
                 Delete board
               = icon("trash")