Fix get deleted messages, change the method to get messages and return only _ids (#13021)

Change `chat.getDeletedMessages` to get messages after informed date and return only message's _id

packages/rocketchat-api/server/v1/chat.js

@@ -357,9 +357,10 @@ RocketChat.API.v1.addRoute('chat.getDeletedMessages', { authRequired: true }, {
 		} else if (isNaN(Date.parse(since))) {
 			throw new Meteor.Error('The "since" query parameter must be a valid date.');
 		}
-		const cursor = RocketChat.models.Messages.trashFindDeleted(new Date(since), { rid: roomId }, {
+		const cursor = RocketChat.models.Messages.trashFindDeletedAfter(new Date(since), { rid: roomId }, {
 			skip: offset,
 			limit: count,
+			fields: { _id: 1 },
 		});
 
 		const total = cursor.count();

packages/rocketchat-lib/server/models/_Base.js

@@ -128,10 +128,6 @@ class ModelsBase {
 		return this._db.trashFindDeletedAfter(...args);
 	}
 
-	trashFindDeleted(...args) {
-		return this._db.trashFindDeleted(...args);
-	}
-
 	processQueryOptionsOnResult(result, options = {}) {
 		if (result === undefined || result === null) {
 			return undefined;

packages/rocketchat-lib/server/models/_BaseDb.js

@@ -376,15 +376,6 @@ class ModelsBaseDb extends EventEmitter {
 
 		return trash.find(query, options);
 	}
-
-	trashFindDeleted(deletedAt, query = {}, options) {
-		query.__collection__ = this.name;
-		query._deletedAt = {
-			$gte: deletedAt,
-		};
-
-		return trash.find(query, options);
-	}
 }
 
 export default ModelsBaseDb;