From a3ec24e912b42758ccd54a58e98e54357fd26cb2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Iv=C3=A1n=20Ovejero?= <ivov.src@gmail.com>
Date: Sat, 10 Jul 2021 12:36:21 +0200
Subject: [PATCH] :zap: Add message deletion to Telegram node (#1980)

* :zap: Add deleteMessage to Telegram node

* :zap: Fix order

Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>
---
 .../nodes/Telegram/Telegram.node.ts           | 60 +++++++++++++++----
 1 file changed, 49 insertions(+), 11 deletions(-)

diff --git a/packages/nodes-base/nodes/Telegram/Telegram.node.ts b/packages/nodes-base/nodes/Telegram/Telegram.node.ts
index 8f5ee6a254..f07cce57e8 100644
--- a/packages/nodes-base/nodes/Telegram/Telegram.node.ts
+++ b/packages/nodes-base/nodes/Telegram/Telegram.node.ts
@@ -200,6 +200,11 @@ export class Telegram implements INodeType {
 					},
 				},
 				options: [
+					{
+						name: 'Delete Chat Message',
+						value: 'deleteMessage',
+						description: 'Delete a chat message',
+					},
 					{
 						name: 'Edit Message Text',
 						value: 'editMessageText',
@@ -210,11 +215,6 @@ export class Telegram implements INodeType {
 						value: 'pinChatMessage',
 						description: 'Pin a chat message',
 					},
-					{
-						name: 'Unpin Chat Message',
-						value: 'unpinChatMessage',
-						description: 'Unpin a chat message',
-					},
 					{
 						name: 'Send Animation',
 						value: 'sendAnimation',
@@ -240,16 +240,16 @@ export class Telegram implements INodeType {
 						value: 'sendLocation',
 						description: 'Send a location',
 					},
-					{
-						name: 'Send Message',
-						value: 'sendMessage',
-						description: 'Send a text message',
-					},
 					{
 						name: 'Send Media Group',
 						value: 'sendMediaGroup',
 						description: 'Send group of photos or videos to album',
 					},
+					{
+						name: 'Send Message',
+						value: 'sendMessage',
+						description: 'Send a text message',
+					},
 					{
 						name: 'Send Photo',
 						value: 'sendPhoto',
@@ -265,6 +265,11 @@ export class Telegram implements INodeType {
 						value: 'sendVideo',
 						description: 'Send a video',
 					},
+					{
+						name: 'Unpin Chat Message',
+						value: 'unpinChatMessage',
+						description: 'Unpin a chat message',
+					},
 				],
 				default: 'sendMessage',
 				description: 'The operation to perform.',
@@ -283,11 +288,11 @@ export class Telegram implements INodeType {
 				displayOptions: {
 					show: {
 						operation: [
+							'deleteMessage',
 							'get',
 							'leave',
 							'member',
 							'pinChatMessage',
-							'unpinChatMessage',
 							'setDescription',
 							'setTitle',
 							'sendAnimation',
@@ -300,6 +305,7 @@ export class Telegram implements INodeType {
 							'sendPhoto',
 							'sendSticker',
 							'sendVideo',
+							'unpinChatMessage',
 						],
 						resource: [
 							'chat',
@@ -311,6 +317,28 @@ export class Telegram implements INodeType {
 				description: 'Unique identifier for the target chat or username of the target<br />channel (in the format @channelusername).',
 			},
 
+			// ----------------------------------
+			//       message:deleteMessage
+			// ----------------------------------
+			{
+				displayName: 'Message ID',
+				name: 'messageId',
+				type: 'string',
+				default: '',
+				displayOptions: {
+					show: {
+						operation: [
+							'deleteMessage',
+						],
+						resource: [
+							'message',
+						],
+					},
+				},
+				required: true,
+				description: 'Unique identifier of the message to delete.',
+			},
+
 			// ----------------------------------
 			//       message:pinChatMessage
 			// ----------------------------------
@@ -1849,6 +1877,16 @@ export class Telegram implements INodeType {
 					// Add additional fields and replyMarkup
 					addAdditionalFields.call(this, body, i);
 
+				} else if (operation === 'deleteMessage') {
+					// ----------------------------------
+					//       message:deleteMessage
+					// ----------------------------------
+
+					endpoint = 'deleteMessage';
+
+					body.chat_id = this.getNodeParameter('chatId', i) as string;
+					body.message_id = this.getNodeParameter('messageId', i) as string;
+
 				} else if (operation === 'pinChatMessage') {
 					// ----------------------------------
 					//        message:pinChatMessage