Don’t show “Resolve discussion” for non-author/members

app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6

@@ -9,10 +9,8 @@
         return CommentsStore.state[this.discussionId];
       },
       showButton: function () {
-        if (!this.discussion) {
-          return false;
-        } else {
-          return this.discussion.canResolve();
+        if (this.discussion) {
+          return this.discussion.isResolvable();
         }
       },
       isDiscussionResolved: function () {

app/assets/javascripts/diff_notes/components/resolve_discussion_btn.js.es6

@@ -8,6 +8,7 @@
       mergeRequestId: Number,
       namespacePath: String,
       projectPath: String,
+      canResolve: Boolean,
     },
     data: function() {
       return {
@@ -18,6 +19,11 @@
       discussion: function () {
         return this.discussions[this.discussionId];
       },
+      showButton: function () {
+        if (this.discussion) {
+          return this.discussion.isResolvable();
+        }
+      },
       allResolved: function () {
         if (this.discussion) {
           return this.discussion.isResolved();
@@ -40,6 +46,9 @@
       resolve: function () {
         ResolveService.toggleResolveForDiscussion(this.namespace, this.mergeRequestId, this.discussionId);
       }
+    },
+    created: function () {
+      CommentsStore.createDiscussion(this.discussionId, this.canResolve);
     }
   });
 })(window);

app/assets/javascripts/diff_notes/models/discussion.js.es6

@@ -3,6 +3,7 @@ class DiscussionModel {
     this.id = discussionId;
     this.notes = {};
     this.loading = false;
+    this.canResolve = false;
   }
   createNote (noteId, canResolve, resolved, resolved_by) {
@@ -68,7 +69,11 @@ class DiscussionModel {
     }
   }
-  canResolve () {
+  isResolvable () {
+    if (!this.canResolve) {
+      return false;
+    }
+    
     for (const noteId in this.notes) {
       const note = this.notes[noteId];

app/assets/javascripts/diff_notes/stores/comments.js.es6

@@ -4,13 +4,22 @@
     get: function (discussionId, noteId) {
       return this.state[discussionId].getNote(noteId);
     },
-    create: function (discussionId, noteId, canResolve, resolved, resolved_by) {
+    createDiscussion: function (discussionId, canResolve) {
       let discussion = this.state[discussionId];
       if (!this.state[discussionId]) {
         discussion = new DiscussionModel(discussionId);
         Vue.set(this.state, discussionId, discussion);
       }
+      if (canResolve !== undefined) {
+        discussion.canResolve = canResolve;
+      }
+
+      return discussion;
+    },
+    create: function (discussionId, noteId, canResolve, resolved, resolved_by) {
+      const discussion = this.createDiscussion(discussionId);
+
       discussion.createNote(noteId, canResolve, resolved, resolved_by);
     },
     update: function (discussionId, noteId, resolved, resolved_by) {

app/views/discussions/_resolve_all.html.haml

-- if discussion.can_resolve?(current_user)
-  .btn-group{ role: "group" }
-    %resolve-discussion-btn{ ":namespace-path" => "'#{discussion.project.namespace.path}'",
-        ":project-path" => "'#{discussion.project.path}'",
-        ":discussion-id" => "'#{discussion.id}'",
-        ":merge-request-id" => "#{discussion.noteable.iid}",
-        "inline-template" => true,
-        "v-cloak" => true }
+- if discussion.for_merge_request?
+  %resolve-discussion-btn{ ":namespace-path" => "'#{discussion.project.namespace.path}'",
+      ":project-path" => "'#{discussion.project.path}'",
+      ":discussion-id" => "'#{discussion.id}'",
+      ":merge-request-id" => discussion.noteable.iid,
+      ":can-resolve" => discussion.can_resolve?(current_user),
+      "inline-template" => true }
+    .btn-group{ role: "group", "v-if" => "showButton" }
       %button.btn.btn-default{ type: "button", "@click" => "resolve", ":disabled" => "loading" }
         = icon("spinner spin", "v-show" => "loading")
         {{ buttonText }}