{
  "name": "Notify Workflow Failures on Telegram",
  "tags": [],
  "nodes": [
    {
      "id": "notify-workflow-failures-on-telegram-0",
      "name": "Telegram",
      "type": "n8n-nodes-base.telegram",
      "position": [
        520,
        -200
      ],
      "parameters": {
        "text": "={{ `Workflow: ${$('Error Trigger').first().json.workflow.name}\\nDate & Time: ${$now}\\nURL: ${$('Error Trigger').first().json.execution?.url || 'not available'}\\nLast Node: ${$('Error Trigger').first().json.execution?.lastNodeExecuted || 'not available'}\\nError Detail: ${$('Error Trigger').first().json.execution?.error?.message || 'not available'}`.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;') }}",
        "chatId": "={{ $('Config').item.json.telegramChatId }}",
        "additionalFields": {
          "appendAttribution": false,
          "parse_mode": "HTML"
        },
        "resource": "message",
        "operation": "sendMessage",
        "replyMarkup": "none"
      },
      "retryOnFail": true,
      "typeVersion": 1.2,
      "waitBetweenTries": 3000
    },
    {
      "id": "notify-workflow-failures-on-telegram-1",
      "name": "Error Trigger",
      "type": "n8n-nodes-base.errorTrigger",
      "position": [
        60,
        -200
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "notify-workflow-failures-on-telegram-2",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -520,
        -820
      ],
      "parameters": {
        "width": 1420,
        "height": 1240,
        "content": "### **How to Use Telegram Error Notifier**\n\n### **Step 1: Prerequisites**\n1. **Telegram Bot:**\n   - Create a bot using [BotFather](https://core.telegram.org/bots#botfather) and get the bot token.\n   - Add the bot to your Telegram group/channel and note the `chatId`.\n\n2. **n8n Setup:**\n   - Ensure the **Telegram** and **Error Trigger** nodes are installed.\n---\n### **Step 2: Configure the Workflow**\n1. **Update Telegram Chat ID:**\n   - Open the **Config** node.\n   - Replace `telegramChatId` with your actual Telegram group/channel ID:\n     ```json\n     return [\n       {\n         \"telegramChatId\": 123456789, // Replace with your chat ID, format 123456789 or -123456789\n       }\n     ];\n     ```\n\n2. **Set Telegram Bot Credentials:**\n   - Open the **Telegram** node.\n   - Add your bot token in the **Credentials** section.\n\n3. **Activate the Workflow:**\n   - Toggle the **Active** switch to enable the workflow.\n---\n### **Step 3: Set Up Error Workflow**\n1. Open the workflow where you want error notifications.\n2. Go to **Settings** > **Error Workflow**.\n3. Select **Telegram Error Notifier** from the dropdown.\n4. Save the changes.\n---\n### **Step 4: Test the Workflow**\n1. Trigger an error in the workflow.\n2. Check your Telegram for the error notification, which includes:\n   - Workflow name\n   - Date and time\n   - Execution URL\n   - Last node executed\n   - Error details\n---\n### **Example Notification**\n```\nWorkflow: My Workflow 1\nData & Time: 2023-10-27T12:34:56Z\nURL: https://n8n.example.com/execution/12345\nLast Node: HTTP Request\nError Detail: Failed to connect to the server.\n```\n---\n### **Troubleshooting**\n- **No Notifications:**  \n  Ensure the workflow is active, and the bot token/chat ID is correct.\n- **Permission Issues:**  \n  Ensure the bot can send messages in your Telegram group/channel.\n---"
      },
      "typeVersion": 1
    },
    {
      "id": "notify-workflow-failures-on-telegram-3",
      "name": "Config",
      "type": "n8n-nodes-base.set",
      "position": [
        300,
        -200
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "bf7b1294-b50d-49f7-a5f1-76b0d6845aea",
              "name": "telegramChatId",
              "type": "string",
              "value": "YOUR_TELEGRAM_CHAT_ID"
            }
          ]
        }
      },
      "typeVersion": 3.4
    }
  ],
  "active": false,
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "connections": {
    "Config": {
      "main": [
        [
          {
            "node": "Telegram",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Error Trigger": {
      "main": [
        [
          {
            "node": "Config",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}