[FIX] Omnichannel Activity Monitor closing chats returned to the queue

app/livechat/server/lib/Livechat.js

@@ -638,6 +638,10 @@ export const Livechat = {
 			throw new Meteor.Error('error-returning-inquiry', 'Error returning inquiry to the queue', { method: 'livechat:returnRoomAsInquiry' });
 		}
 
+		Meteor.defer(() => {
+			callbacks.run('livechat:afterReturnRoomAsInquiry', { room });
+		});
+
 		return true;
 	},
 

ee/app/livechat-enterprise/server/hooks/afterReturnRoomAsInquiry.ts

@@ -0,0 +1,19 @@
+import { callbacks } from '../../../../../app/callbacks/server';
+import { LivechatRooms } from '../../../../../app/models/server';
+import { settings } from '../../../../../app/settings/server';
+
+const afterReturnRoomAsInquiry = ({ room }: { room: any }): void => {
+	if (!room || !room._id || !room.omnichannel?.predictedVisitorAbandonmentAt) {
+		return;
+	}
+
+	(LivechatRooms as any).unsetPredictedVisitorAbandonmentByRoomId(room._id);
+};
+
+settings.get('Livechat_abandoned_rooms_action', (_, value) => {
+	if (!value || value === 'none') {
+		callbacks.remove('livechat:afterReturnRoomAsInquiry', 'livechat-after-return-room-as-inquiry');
+		return;
+	}
+	callbacks.add('livechat:afterReturnRoomAsInquiry', afterReturnRoomAsInquiry, callbacks.priority.HIGH, 'livechat-after-return-room-as-inquiry');
+});

ee/app/livechat-enterprise/server/hooks/index.js

@@ -17,3 +17,4 @@ import './onSaveVisitorInfo';
 import './onBusinessHourStart';
 import './onAgentAssignmentFailed';
 import './afterOnHoldChatResumed';
+import './afterReturnRoomAsInquiry';