Perms: Fixed some issues made when adding transactions

[bookstack] / resources / js / services / events.ts

diff --git a/resources/js/services/events.ts b/resources/js/services/events.ts
index be9fba7eca515cebd616c09acfd1995f916f65ec..6045d51f823846fae39803befb9efb1dc0d7cca3 100644 (file)
--- a/resources/js/services/events.ts
+++ b/resources/js/services/events.ts
@@ -1,7 +1,9 @@
 import {HttpError} from "./http";
 
+type Listener = (data: any) => void;
+
 export class EventManager {
-    protected listeners: Record<string, ((data: any) => void)[]> = {};
+    protected listeners: Record<string, Listener[]> = {};
     protected stack: {name: string, data: {}}[] = [];
 
     /**
@@ -24,6 +26,17 @@ export class EventManager {
         this.listeners[eventName].push(callback);
     }
 
+    /**
+     * Remove an event listener which is using the given callback for the given event name.
+     */
+    remove(eventName: string, callback: Listener): void {
+        const listeners = this.listeners[eventName] || [];
+        const index = listeners.indexOf(callback);
+        if (index !== -1) {
+            listeners.splice(index, 1);
+        }
+    }
+
     /**
      * Emit an event for public use.
      * Sends the event via the native DOM event handling system.
@@ -53,8 +66,7 @@ export class EventManager {
     /**
      * Notify of standard server-provided validation errors.
      */
-    showValidationErrors(responseErr: {status?: number, data?: object}): void {
-        if (!responseErr.status) return;
+    showValidationErrors(responseErr: HttpError): void {
         if (responseErr.status === 422 && responseErr.data) {
             const message = Object.values(responseErr.data).flat().join('\n');
             this.error(message);