AI 社交媒体自动回复插件（Instagram、Facebook 和 WhatsApp）

• •HTTP Webhook 端点（n8n 会自动生成）
• •可能需要目标 API 的认证凭证

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  "name": "AI 社交媒体自动回复插件（Instagram、Facebook 和 WhatsApp）",
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    {
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      "name": "WhatsApp 触发器",
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      "position": [
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      "webhookId": "0d34f8e7-7cae-4aac-8b56-c1ea698bde5e",
      "parameters": {
        "options": {},
        "updates": [
          "messages"
        ]
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      "credentials": {
        "whatsAppTriggerApi": {
          "id": "jt1wbDtaEmlHpPFc",
          "name": "WhatsApp -test"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "03c454b3-c54a-4137-8f0b-70e77f04eb6a",
      "name": "Instagram Webhook",
      "type": "n8n-nodes-base.webhook",
      "position": [
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        200
      ],
      "webhookId": "1366ec6d-04d2-4019-93d6-c3578fa106ba",
      "parameters": {
        "path": "1366ec6d-04d2-4019-93d6-c3578fa106ba",
        "options": {},
        "httpMethod": "POST"
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      "name": "Facebook Webhook",
      "type": "n8n-nodes-base.webhook",
      "position": [
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      "webhookId": "ead9ab3d-3c85-45bd-800c-85661b2d4c48",
      "parameters": {
        "path": "ead9ab3d-3c85-45bd-800c-85661b2d4c48",
        "options": {},
        "httpMethod": "POST"
      },
      "typeVersion": 2
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    {
      "id": "3f48de85-02f1-4227-b913-ef5fa501a9ff",
      "name": "消息处理器",
      "type": "n8n-nodes-base.code",
      "position": [
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      "parameters": {
        "jsCode": "const inputData = $input.first().json;\n\n// WhatsApp Message Processing - Based on your actual data structure\nif (inputData.messaging_product === 'whatsapp' && inputData.messages && inputData.messages[0]) {\n  return {\n    platform: 'whatsapp',\n    senderId: inputData.contacts[0].wa_id,\n    senderName: inputData.contacts[0].profile.name || 'User',\n    message: inputData.messages[0].text.body,\n    messageId: inputData.messages[0].id,\n    timestamp: inputData.messages[0].timestamp\n  };\n}\n\n// Instagram DM Processing\nif (inputData.object === 'instagram' && inputData.entry && inputData.entry[0]) {\n  const entry = inputData.entry[0];\n  const messaging = entry.messaging ? entry.messaging[0] : null;\n  \n  if (messaging) {\n    return {\n      platform: 'instagram',\n      senderId: messaging.sender.id,\n      senderName: 'Instagram User',\n      message: messaging.message.text,\n      messageId: messaging.message.mid,\n      timestamp: messaging.timestamp || Date.now()\n    };\n  }\n}\n\n// Facebook Messenger Processing\nif (inputData.object === 'page' && inputData.entry && inputData.entry[0]) {\n  const entry = inputData.entry[0];\n  const messaging = entry.messaging ? entry.messaging[0] : null;\n  \n  if (messaging) {\n    return {\n      platform: 'facebook',\n      senderId: messaging.sender.id,\n      senderName: 'Facebook User',\n      message: messaging.message.text,\n      messageId: messaging.message.mid,\n      timestamp: messaging.timestamp\n    };\n  }\n}\n\n// Default WhatsApp fallback based on your current data\nreturn {\n  platform: 'whatsapp',\n  senderId: inputData.contacts ? inputData.contacts[0].wa_id : 'unknown',\n  senderName: inputData.contacts ? (inputData.contacts[0].profile.name || 'User') : 'Unknown User',\n  message: inputData.messages ? inputData.messages[0].text.body : 'Hello',\n  messageId: inputData.messages ? inputData.messages[0].id : 'unknown',\n  timestamp: inputData.messages ? inputData.messages[0].timestamp : Date.now()\n};"
      },
      "typeVersion": 2
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    {
      "id": "f7cbdab7-7712-4dbd-a384-2e93cec174ce",
      "name": "AI 旅行助手",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        440,
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      ],
      "parameters": {
        "text": "={{ $json.message }}",
        "options": {
          "systemMessage": "=You are {{ assistant\\_name }}, a professional, friendly, and smart virtual assistant for {{ business\\_name }}.\nYour role is to handle conversations across WhatsApp, Instagram DMs, and Facebook Messenger with clarity, relevance, and an engaging tone.\n\nYou can assist with:\n\n* Answering any type of message (questions, feedback, greetings, etc.)\n* Offering help, recommendations, or information based on user intent\n* Generating leads and qualifying users for follow-up\n* Providing support, updates, or guidance on services/products\n* Driving user engagement with helpful and human-like interactions\n\n---\n\n**Current Platform:** `{{ $json.platform }}`\n**User:** `{{ $json.senderName }}`\n\nAdapt your tone and message style to the platform:\n\n* **WhatsApp** → Friendly and professional\n* **Instagram** → Trendy, casual, and emoji-friendly 😄\n* **Facebook** → Warm and informative\n\nStart new conversations with a personalized greeting using their name when available.\n\n**Example Greetings:**\n\n* WhatsApp: `\"Hi {{ $json.senderName }}! 👋 I'm {{ assistant_name }} from {{ business_name }}. How can I assist you today?\"`\n* Instagram: `\"Hey {{ $json.senderName }}! 💬 I’m {{ assistant_name }} from {{ business_name }} — ready to help or chat! 😊\"`\n* Facebook: `\"Hello {{ $json.senderName }}! 👋 Welcome to {{ business_name }}. I'm {{ assistant_name }} — here to assist you with anything you need!\"`\n"
        },
        "promptType": "define"
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      "name": "平台记忆",
      "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
      "position": [
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      "parameters": {
        "sessionKey": "={{ $json.platform }}_{{ $json.senderId }}",
        "sessionIdType": "customKey",
        "contextWindowLength": 150
      },
      "typeVersion": 1.3
    },
    {
      "id": "2511ccf9-d304-4bf5-87c5-a9df08d349fd",
      "name": "Ollama 聊天模型",
      "type": "@n8n/n8n-nodes-langchain.lmChatOllama",
      "position": [
        400,
        420
      ],
      "parameters": {
        "model": "llama3.2-16000:latest",
        "options": {}
      },
      "credentials": {
        "ollamaApi": {
          "id": "7td3WzXCW2wNhraP",
          "name": "Ollama - test"
        }
      },
      "typeVersion": 1
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      "id": "2768f9da-efd0-4b4a-9363-efca330bc365",
      "name": "响应路由器",
      "type": "n8n-nodes-base.switch",
      "position": [
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      ],
      "parameters": {
        "rules": {
          "values": [
            {
              "conditions": {
                "options": {
                  "version": 1,
                  "leftValue": "",
                  "caseSensitive": true,
                  "typeValidation": "strict"
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                "combinator": "and",
                "conditions": [
                  {
                    "id": "df1409ea-c9f3-49db-8211-09ebc3d6a4dc",
                    "operator": {
                      "type": "string",
                      "operation": "equals",
                      "rightType": "any"
                    },
                    "leftValue": "={{ $('Message Processor').item.json.platform }}",
                    "rightValue": "whatsapp"
                  }
                ]
              }
            },
            {
              "conditions": {
                "options": {
                  "version": 1,
                  "leftValue": "",
                  "caseSensitive": true,
                  "typeValidation": "strict"
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                    "operator": {
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                      "rightType": "any"
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                    "leftValue": "={{ $('Message Processor').item.json.platform }}",
                    "rightValue": "instagram"
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                    "operator": {
                      "type": "string",
                      "operation": "equals",
                      "rightType": "any"
                    },
                    "leftValue": "={{ $('Message Processor').item.json.platform }}",
                    "rightValue": "facebook"
                  }
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        "options": {}
      },
      "typeVersion": 3
    },
    {
      "id": "662582af-b7f0-4019-9aee-acb4d07d8f1e",
      "name": "Instagram 发送器",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
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      ],
      "parameters": {
        "url": "=https://graph.facebook.com/v18.0/{{ $('Message Processor').item.json.senderId }}/messages",
        "options": {},
        "sendBody": true,
        "sendHeaders": true,
        "authentication": "genericCredentialType",
        "bodyParameters": {
          "parameters": [
            {}
          ]
        },
        "genericAuthType": "httpHeaderAuth",
        "headerParameters": {
          "parameters": [
            {
              "name": "Content-Type",
              "value": "application/json"
            },
            {
              "name": "Authorization",
              "value": "Bearer YOUR_INSTAGRAM_ACCESS_TOKEN"
            }
          ]
        }
      },
      "credentials": {
        "httpHeaderAuth": {
          "id": "KCqBydsOZHvzNKAI",
          "name": "Header Auth account"
        }
      },
      "typeVersion": 4.2
    },
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      "name": "Facebook 发送器",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
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      "parameters": {
        "url": "https://graph.facebook.com/v18.0/me/messages",
        "options": {},
        "sendBody": true,
        "sendHeaders": true,
        "authentication": "genericCredentialType",
        "bodyParameters": {
          "parameters": [
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          ]
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        "genericAuthType": "httpHeaderAuth",
        "headerParameters": {
          "parameters": [
            {
              "name": "Content-Type",
              "value": "application/json"
            },
            {
              "name": "Authorization",
              "value": "Bearer YOUR_FACEBOOK_ACCESS_TOKEN"
            }
          ]
        }
      },
      "credentials": {
        "httpHeaderAuth": {
          "id": "KCqBydsOZHvzNKAI",
          "name": "Header Auth account"
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "c2225425-78df-44da-a5b4-4113dfcfba8c",
      "name": "发送消息",
      "type": "n8n-nodes-base.whatsApp",
      "position": [
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        0
      ],
      "webhookId": "20a10490-a88a-4f19-b262-3e3055884ac5",
      "parameters": {
        "textBody": "={{ $json.output }}",
        "operation": "send",
        "phoneNumberId": "=550325331503475",
        "additionalFields": {},
        "recipientPhoneNumber": "={{ $('Message Processor').item.json.senderId }}"
      },
      "credentials": {
        "whatsAppApi": {
          "id": "b0PxTDPdWzznWnfG",
          "name": "WhatsApp-test "
        }
      },
      "typeVersion": 1
    },
    {
      "id": "fad91265-1b34-4e8a-b6e9-303a7bb9b154",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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        -220
      ],
      "parameters": {
        "width": 780,
        "height": 280,
        "content": "## 目的："
      },
      "typeVersion": 1
    }
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  "connections": {
    "Send message": {
      "main": [
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      ]
    },
    "AI Travel Agent": {
      "main": [
        [
          {
            "node": "Response Router",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Facebook Sender": {
      "main": [
        []
      ]
    },
    "Platform Memory": {
      "ai_memory": [
        [
          {
            "node": "AI Travel Agent",
            "type": "ai_memory",
            "index": 0
          }
        ]
      ]
    },
    "Response Router": {
      "main": [
        [
          {
            "node": "Send message",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Instagram Sender",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Facebook Sender",
            "type": "main",
            "index": 0
          }
        ]
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    },
    "Facebook Webhook": {
      "main": [
        [
          {
            "node": "Message Processor",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Instagram Sender": {
      "main": [
        []
      ]
    },
    "WhatsApp Trigger": {
      "main": [
        [
          {
            "node": "Message Processor",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Instagram Webhook": {
      "main": [
        [
          {
            "node": "Message Processor",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Message Processor": {
      "main": [
        [
          {
            "node": "AI Travel Agent",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Ollama Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "AI Travel Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    }
  }
}