Pass project ID through the DOM

app/assets/javascripts/filtered_search/dropdown_assignee.js.es6

@@ -13,7 +13,7 @@
           params: {
             per_page: 20,
             active: true,
-            project_id: 2,
+            project_id: this.getProjectId(),
             current_user: true,
           },
           searchValueFunction: this.getSearchInput,

app/assets/javascripts/filtered_search/dropdown_author.js.es6

@@ -13,7 +13,7 @@
           params: {
             per_page: 20,
             active: true,
-            project_id: 2,
+            project_id: this.getProjectId(),
             current_user: true,
           },
           searchValueFunction: this.getSearchInput,

app/assets/javascripts/filtered_search/filtered_search_dropdown.js.es6

@@ -21,6 +21,10 @@
       this.dropdown.removeEventListener('click.dl', this.itemClickedWrapper);
     }
 
+    getProjectId() {
+      return this.input.getAttribute('data-project-id');
+    }
+
     getCurrentHook() {
       return this.droplab.hooks.filter(h => h.id === this.hookId)[0];
     }

app/views/shared/issuable/_search_bar.html.haml

@@ -12,7 +12,7 @@
             class: "check_all_issues left"
       .issues-other-filters.filtered-search-container
         .filtered-search-input-container
-          %input.form-control.filtered-search{ placeholder: 'Search or filter results...', 'data-id' => 'filtered-search' }
+          %input.form-control.filtered-search{ placeholder: 'Search or filter results...', 'data-id' => 'filtered-search', 'data-project-id' => @project.id }
           = icon('filter')
           %button.clear-search.hidden{ type: 'button' }
             = icon('times')