Fetch system notes when changing assignee

app/assets/javascripts/alert_management/components/alert_details.vue

@@ -177,9 +177,6 @@ export default {
       const { category, action } = trackAlertsDetailsViewsOptions;
       Tracking.event(category, action);
     },
-    alertRefresh() {
-      this.$apollo.queries.alert.refetch();
-    },
   },
 };
 </script>
@@ -335,7 +332,6 @@ export default {
       </gl-tabs>
       <alert-sidebar
         :alert="alert"
-        @alert-refresh="alertRefresh"
         @toggle-sidebar="toggleSidebar"
         @alert-error="handleAlertSidebarError"
       />

app/assets/javascripts/alert_management/components/alert_sidebar.vue

@@ -65,7 +65,6 @@ export default {
         :project-id="projectId"
         :alert="alert"
         :sidebar-collapsed="sidebarStatus"
-        @alert-refresh="$emit('alert-refresh')"
         @toggle-sidebar="$emit('toggle-sidebar')"
         @alert-error="$emit('alert-error', $event)"
       />

app/assets/javascripts/alert_management/components/sidebar/sidebar_assignees.vue

@@ -163,13 +163,11 @@ export default {
           this.hideDropdown();
 
           if (errors[0]) {
-            return this.$emit(
+            this.$emit(
               'alert-sidebar-error',
               `${this.$options.UPDATE_ALERT_ASSIGNEES_GRAPHQL_ERROR} ${errors[0]}.`,
             );
           }
-
-          return this.$emit('alert-refresh');
         })
         .catch(() => {
           this.$emit('alert-error', this.$options.UPDATE_ALERT_ASSIGNEES_ERROR);

app/assets/javascripts/alert_management/graphql/mutations/alert_set_assignees.graphql

+#import "../fragments/alert_note.fragment.graphql"
+
 mutation alertSetAssignees($projectPath: ID!, $assigneeUsernames: [String!]!, $iid: String!) {
   alertSetAssignees(
     input: { iid: $iid, assigneeUsernames: $assigneeUsernames, projectPath: $projectPath }
@@ -10,6 +12,11 @@ mutation alertSetAssignees($projectPath: ID!, $assigneeUsernames: [String!]!, $i
           username
         }
       }
+      notes {
+        nodes {
+          ...AlertNote
+        }
+      }
     }
   }
 }