Can update conversation message content

src/helpers/ConversationsHelper.ts

@@ -243,6 +243,22 @@ export class ConversationsHelper {
 		}) == 1;
 	}
 
+	/**
+	 * Check out whether a user is the owner of a message or not
+	 * 
+	 * @param userID Target user ID
+	 * @param messageID Target message ID
+	 */
+	public static async IsUserMessageOwner(userID: number, messageID: number) : Promise<boolean> {
+		return (await DatabaseHelper.Count({
+			table: MESSAGES_TABLE,
+			where: {
+				id: messageID,
+				user_id: userID
+			}
+		})) > 0;
+	}
+
 	/**
 	 * Get the last messages of a conversation
 	 * 
@@ -382,6 +398,24 @@ export class ConversationsHelper {
 
 	}
 
+	/**
+	 * Update message content
+	 * 
+	 * @param messageID Target message ID
+	 * @param newContent New message content
+	 */
+	public static async UpdateMessageContent(messageID: number, newContent: string) {
+		await DatabaseHelper.UpdateRows({
+			table: MESSAGES_TABLE,
+			where: {
+				id: messageID
+			},
+			set: {
+				message: newContent
+			}
+		});
+	}
+
 	/**
 	 * Search for private conversations between two users
 	 *