Changed frontend to use issue count from backend

app/assets/javascripts/boards/models/list.js.es6

@@ -11,6 +11,7 @@ class List {
     this.loading = true;
     this.loadingMore = false;
     this.issues = [];
+    this.issuesSize = 0;
 
     if (obj.label) {
       this.label = new ListLabel(obj.label);
@@ -76,12 +77,13 @@ class List {
       .then((resp) => {
         const data = resp.json();
         this.loading = false;
+        this.issuesSize = data.size;
 
         if (emptyIssues) {
           this.issues = [];
         }
 
-        this.createIssues(data);
+        this.createIssues(data.issues);
       });
   }
 
@@ -99,6 +101,7 @@ class List {
     }
 
     if (listFrom) {
+      this.issuesSize++;
       gl.boardService.moveIssue(issue.id, listFrom.id, this.id);
     }
   }
@@ -112,6 +115,7 @@ class List {
       const matchesRemove = removeIssue.id === issue.id;
 
       if (matchesRemove) {
+        this.issuesSize--;
         issue.removeLabel(this.label);
       }
 

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

@@ -13,7 +13,7 @@
         %h3.board-title.js-board-handle{ ":class" => "{ 'user-can-drag': (!disabled && !list.preset) }" }
           {{ list.title }}
           %span.pull-right{ "v-if" => "list.type !== 'blank'" }
-            {{ list.issues.length }}
+            {{ list.issuesSize }}
           - if can?(current_user, :admin_list, @project)
             %board-delete{ "inline-template" => true,
               ":list" => "list",

spec/features/boards/boards_spec.rb

@@ -182,13 +182,12 @@ describe 'Issue Boards', feature: true, js: true do
       wait_for_vue_resource
 
       page.within(find('.board', match: :first)) do
-        expect(page.find('.board-header')).to have_content('20')
+        expect(page.find('.board-header')).to have_content('56')
         expect(page).to have_selector('.card', count: 20)
 
         evaluate_script("document.querySelectorAll('.board .board-list')[0].scrollTop = document.querySelectorAll('.board .board-list')[0].scrollHeight")
         wait_for_vue_resource(spinner: false)
 
-        expect(page.find('.board-header')).to have_content('40')
         expect(page).to have_selector('.card', count: 40)
       end
     end
@@ -479,12 +478,11 @@ describe 'Issue Boards', feature: true, js: true do
         wait_for_vue_resource
 
         page.within(find('.board', match: :first)) do
-          expect(page.find('.board-header')).to have_content('20')
+          expect(page.find('.board-header')).to have_content('51')
           expect(page).to have_selector('.card', count: 20)
 
           evaluate_script("document.querySelectorAll('.board .board-list')[0].scrollTop = document.querySelectorAll('.board .board-list')[0].scrollHeight")
 
-          expect(page.find('.board-header')).to have_content('40')
           expect(page).to have_selector('.card', count: 40)
         end
       end