[FIX][ENTERPRISE] Prevent Visitor Abandonment after forwarding chat (#22243)

* [FIX][EE] Prevent Visitor Abandonment after forwarding chat

* Fix Return value issue

* Fix callback return value.

Co-authored-by: Renato Becker <renato.augusto.becker@gmail.com>

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

@@ -0,0 +1,15 @@
+import { callbacks } from '../../../../../app/callbacks/server';
+import LivechatRooms from '../../../../../app/models/server/models/LivechatRooms';
+
+callbacks.add('livechat.afterForwardChatToAgent', (options: { rid?: string } = {}) => {
+	const { rid } = options;
+
+	const room = LivechatRooms.findOneById(rid);
+	if (!room) {
+		return options;
+	}
+
+	(LivechatRooms as any).unsetPredictedVisitorAbandonmentByRoomId(rid);
+
+	return options;
+}, callbacks.priority.MEDIUM, 'livechat-after-forward-room-to-department');

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

@@ -1,26 +1,25 @@
 import { callbacks } from '../../../../../app/callbacks/server';
 import LivechatRooms from '../../../../../app/models/server/models/LivechatRooms';
 import LivechatDepartment from '../../../../../app/models/server/models/LivechatDepartment';
-import { setPredictedVisitorAbandonmentTime } from '../lib/Helper';
 
 callbacks.add('livechat.afterForwardChatToDepartment', (options) => {
 	const { rid, newDepartmentId } = options;
 
 	const room = LivechatRooms.findOneById(rid);
 	if (!room) {
-		return;
+		return options;
 	}
-	setPredictedVisitorAbandonmentTime(room);
+	LivechatRooms.unsetPredictedVisitorAbandonmentByRoomId(room._id);
 
 	const department = LivechatDepartment.findOneById(newDepartmentId, { fields: { ancestors: 1 } });
 	if (!department) {
-		return;
+		return options;
 	}
 
 	const { departmentAncestors } = room;
 	const { ancestors } = department;
 	if (!ancestors && !departmentAncestors) {
-		return room;
+		return options;
 	}
 
 	LivechatRooms.updateDepartmentAncestorsById(room._id, ancestors);

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

@@ -19,3 +19,4 @@ import './onAgentAssignmentFailed';
 import './afterOnHoldChatResumed';
 import './afterReturnRoomAsInquiry';
 import './applyDepartmentRestrictions';
+import './afterForwardChatToAgent';