fix: improved unsubscribe

Author: Akryum

packages/app-backend-core/src/util/subscriptions.ts

@@ -15,22 +15,30 @@ function getSubs (type: string) {
 }
 
 export function subscribe (type: string, payload: any) {
-  const rawPayload = JSON.stringify(payload)
+  const rawPayload = getRawPayload(payload)
   getSubs(type).push({
     payload,
     rawPayload,
   })
 }
 
 export function unsubscribe (type: string, payload: any) {
-  const rawPayload = JSON.stringify(payload)
+  const rawPayload = getRawPayload(payload)
   const subs = getSubs(type)
-  const index = subs.findIndex(sub => sub.rawPayload === rawPayload)
-  if (index !== -1) {
+  let index: number
+  while ((index = subs.findIndex(sub => sub.rawPayload === rawPayload)) !== -1) {
     subs.splice(index, 1)
   }
 }
 
+function getRawPayload (payload: any) {
+  const data = Object.keys(payload).sort().reduce((acc, key) => {
+    acc[key] = payload[key]
+    return acc
+  }, {})
+  return JSON.stringify(data)
+}
+
 export function isSubscribed (
   type: string,
   predicate: (sub: Subscription) => boolean = () => true,