Add identity pickers on event creation & join

Also it now saves current actor in localStorage and initalizes it in
Apollo Cache (just like user stuff). This allows not relying on
loggedPerson query anymore.

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

js/src/plugins/notifier.ts

@@ -4,6 +4,7 @@ declare module 'vue/types/vue' {
   interface Vue {
     $notifier: {
       success: (message: string) => void;
+      error: (message: string) => void;
     };
   }
 }
@@ -16,7 +17,7 @@ export class Notifier {
   }
 
   success(message: string) {
-    this.vue.prototype.$notification.open({
+    this.vue.prototype.$buefy.notification.open({
       message,
       duration: 5000,
       position: 'is-bottom-right',
@@ -24,6 +25,16 @@ export class Notifier {
       hasIcon: true,
     });
   }
+
+  error(message: string) {
+    this.vue.prototype.$buefy.notification.open({
+      message,
+      duration: 5000,
+      position: 'is-bottom-right',
+      type: 'is-danger',
+      hasIcon: true,
+    });
+  }
 }
 
 // tslint:disable