replace the top menu component with a custom one

src/SideMenu.js

@@ -16,35 +16,51 @@
  */
 
 import Vue from 'vue'
+import AppMenu from './AppMenu.vue'
 import SideMenu from './SideMenu.vue'
 import SideMenuBig from './SideMenuBig.vue'
 import SideMenuWithCategories from './SideMenuWithCategories.vue'
 
 Vue.prototype.OC = OC
+Vue.prototype.t = OC.L10N.translate
 
 const mountSideMenuComponent = () => {
-    const sideMenuContainer = document.querySelector('#side-menu')
+  const container = document.querySelector('#side-menu')
 
-    if (sideMenuContainer) {
-        let component
+  if (!container) {
+    return window.setTimeout(mountSideMenuComponent, 50)
+  }
 
-        if (sideMenuContainer.getAttribute('data-bigmenu')) {
-            component = SideMenuBig
-        } else if(sideMenuContainer.getAttribute('data-sidewithcategories')) {
-            component = SideMenuWithCategories
-        } else {
-            component = SideMenu
-        }
-
-        const View = Vue.extend(component)
-        const sideMenu = new View({})
-
-        sideMenu.$mount('#side-menu')
-
-        document.querySelector('body').dispatchEvent(new CustomEvent('side-menu.ready'))
+  const component = (() => {
+    if (container.getAttribute('data-bigmenu')) {
+      return SideMenuBig
+    } else if(container.getAttribute('data-sidewithcategories')) {
+      return SideMenuWithCategories
     } else {
-        window.setTimeout(mountSideMenuComponent, 50)
+      return SideMenu
     }
+  })()
+
+  const View = Vue.extend(component)
+  const App = new View({})
+
+  App.$mount('#side-menu')
+
+  document.querySelector('body').dispatchEvent(new CustomEvent('side-menu.ready'))
+}
+
+const mountAppMenu = () => {
+  const container = document.querySelector('#header .app-menu')
+
+  if (!container) {
+    return window.setTimeout(mountAppMenu, 50)
+  }
+
+  const View = Vue.extend(AppMenu)
+  const App = new View({})
+
+  App.$mount('#header .app-menu')
 }
 
 mountSideMenuComponent()
+mountAppMenu()