The workflow JSON
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{
"name": "WhatsApp Service Bot - Full Integration",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "whatsapp-bot",
"responseMode": "responseNode",
"options": {}
},
"id": "webhook-waha",
"name": "Webhook WAHA",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
250,
300
]
},
{
"parameters": {
"jsCode": "// ========================================\n// CRITICAL: Infinite Loop Prevention Filter\n// ROOT CAUSE of 143% CPU issue\n// ========================================\n\n// Get the payload\nconst payload = $input.item.json.payload || $input.item.json.body || $input.item.json;\n\n// Filter 1: Ignore broadcast messages (status@broadcast)\n// This is the MAIN cause of infinite loop\nif (payload.from === 'status@broadcast') {\n return [];\n}\n\n// Filter 2: Ignore empty messages\nif (!payload.body && !payload.text) {\n return [];\n}\n\nconst messageText = (payload.body || payload.text || '').trim();\nif (messageText === '') {\n return [];\n}\n\n// Filter 3: Ignore own messages (fromMe = true)\nif (payload.fromMe === true) {\n return [];\n}\n\n// Filter 4: Ignore messages with only media (no text)\nif (payload.hasMedia && !payload.body && !payload.text) {\n return [];\n}\n\n// Filter 5: Ignore system messages\nif (payload.type && ['e2e_notification', 'notification_template'].includes(payload.type)) {\n return [];\n}\n\n// If all filters pass, continue workflow\nreturn {\n json: {\n ...$input.item.json,\n _filtered: false,\n _timestamp: new Date().toISOString()\n }\n};"
},
"id": "loop-filter-node",
"name": "\ud83d\udee1\ufe0f Loop Filter",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
450,
300
]
},
{
"parameters": {
"functionCode": "// Extract message data from WAHA webhook\nconst body = $input.item.json.body || $input.item.json;\n\nreturn {\n phone: body.from || '',\n message: body.body || body.text || '',\n sender_name: body.notifyName || body.from || 'Warga',\n timestamp: body.timestamp || Date.now(),\n raw_data: body\n};"
},
"id": "extract-data",
"name": "Extract Message Data",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
650,
300
]
},
{
"parameters": {
"rules": {
"values": [
{
"conditions": {
"string": [
{
"value1": "={{$json.message.toLowerCase().trim()}}",
"operation": "startsWith",
"value2": "/status"
}
]
},
"renameOutput": true,
"outputKey": "status_command"
},
{
"conditions": {
"string": [
{
"value1": "={{$json.message.toLowerCase().trim()}}",
"operation": "startsWith",
"value2": "/help"
}
]
},
"renameOutput": true,
"outputKey": "help_command"
},
{
"conditions": {
"string": [
{
"value1": "={{$json.message.toLowerCase().trim()}}",
"operation": "startsWith",
"value2": "/faq"
}
]
},
"renameOutput": true,
"outputKey": "faq_command"
},
{
"conditions": {
"string": [
{
"value1": "={{$json.message.toLowerCase().trim()}}",
"operation": "startsWith",
"value2": "/"
}
]
},
"renameOutput": true,
"outputKey": "unknown_command"
}
]
},
"options": {
"fallbackOutput": "normal_message"
}
},
"id": "check-command",
"name": "Check Command",
"type": "n8n-nodes-base.switch",
"typeVersion": 3,
"position": [
850,
300
]
},
{
"parameters": {
"functionCode": "// Parse /status command\nconst parts = $json.message.split(' ');\nconst uuid = parts[1] || null;\n\nreturn {\n ...$json,\n command: 'status',\n uuid: uuid,\n phone: $json.phone\n};"
},
"id": "parse-status",
"name": "Parse Status Command",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1050,
100
]
},
{
"parameters": {
"functionCode": "return {\n ...$json,\n command: 'help',\n phone: $json.phone\n};"
},
"id": "parse-help",
"name": "Parse Help Command",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1050,
200
]
},
{
"parameters": {
"functionCode": "// Parse /faq command\nconst keyword = $json.message.replace('/faq', '').trim();\n\nreturn {\n ...$json,\n command: 'faq',\n keyword: keyword,\n phone: $json.phone\n};"
},
"id": "parse-faq",
"name": "Parse FAQ Command",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1050,
300
]
},
{
"parameters": {
"functionCode": "return {\n ...$json,\n command: 'unknown',\n phone: $json.phone\n};"
},
"id": "parse-unknown",
"name": "Parse Unknown Command",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1050,
400
]
},
{
"parameters": {
"functionCode": "return {\n ...$json,\n command: 'normal',\n phone: $json.phone\n};"
},
"id": "parse-normal",
"name": "Parse Normal Message",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1050,
500
]
},
{
"parameters": {
"url": "http://whatsapp-api-gateway:8001/api/status/check",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $env.DASHBOARD_API_TOKEN }}"
}
]
},
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "identifier",
"value": "={{$json.uuid || $json.phone}}"
}
]
},
"options": {
"timeout": 30000
}
},
"id": "call-status-api",
"name": "Call Status API",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1250,
100
]
},
{
"parameters": {
"functionCode": "// Build status message\nconst data = $json.data || $json;\n\nif (!data.found) {\n return {\n phone: $('Parse Status Command').item.json.phone,\n message: '\u274c *Laporan tidak ditemukan*\\n\\nPastikan ID atau nomor WhatsApp yang Anda masukkan sudah benar.\\n\\n\ud83d\udca1 Gunakan format: `/status {uuid}` atau `/status {nomor_wa}`',\n type: 'command'\n };\n}\n\nlet message = '\ud83d\udcca *Status Laporan*\\n\\n';\nmessage += `\ud83c\udd94 ID: \\`${data.uuid}\\`\\n`;\nmessage += `\ud83d\udcc2 Layanan: ${data.jenis_layanan}\\n`;\nmessage += `\ud83d\udcca Status: *${data.status_label}*\\n`;\nmessage += `\ud83d\udcc5 Dibuat: ${data.created_at}\\n\\n`;\n\nif (data.public_response) {\n message += `\ud83d\udcdd *Respon Petugas:*\\n${data.public_response}\\n\\n`;\n}\n\nif (data.completion_type === 'digital' && data.download_url) {\n message += `\ud83d\udcce *Dokumen Tersedia:*\\n${data.download_url}\\n\\n`;\n} else if (data.completion_type === 'physical' && data.pickup_info) {\n message += `\ud83d\udccd *Dokumen Siap Diambil:*\\n`;\n if (data.pickup_info.ready_at) {\n message += `\u23f0 Waktu: ${data.pickup_info.ready_at}\\n`;\n }\n if (data.pickup_info.pickup_person) {\n message += `\ud83d\udc64 Pengambil: ${data.pickup_info.pickup_person}\\n`;\n }\n if (data.pickup_info.pickup_notes) {\n message += `\ud83d\udcdd Catatan: ${data.pickup_info.pickup_notes}\\n`;\n }\n message += '\\n';\n}\n\nmessage += '\ud83d\udca1 Ketik `/status ' + data.uuid + '` untuk cek status kapan saja.';\n\nreturn {\n phone: $('Parse Status Command').item.json.phone,\n message: message,\n type: 'command'\n};"
},
"id": "build-status-message",
"name": "Build Status Message",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1450,
100
]
},
{
"parameters": {
"functionCode": "const helpMessage = `\ud83e\udd16 *Bot Pelayanan Kecamatan*\\n\\n\ud83d\udccb *Perintah yang tersedia:*\\n\\n` +\n `\ud83d\udcca /status {uuid} - Cek status laporan\\n` +\n `\u2753 /faq {keyword} - Cari informasi FAQ\\n` +\n `\u2139\ufe0f /help - Tampilkan bantuan ini\\n\\n` +\n `\ud83d\udcdd *Contoh penggunaan:*\\n` +\n `\u2022 /status 550e8400-e29b-41d4-a716-446655440000\\n` +\n `\u2022 /faq jam pelayanan\\n` +\n `\u2022 /faq syarat ktp\\n\\n` +\n `\ud83d\udca1 *Tips:* Kirim pesan langsung untuk melaporkan atau bertanya, bot akan otomatis mencari jawaban FAQ terlebih dahulu.`;\n\nreturn {\n phone: $('Parse Help Command').item.json.phone,\n message: helpMessage,\n type: 'help'\n};"
},
"id": "build-help-message",
"name": "Build Help Message",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1250,
200
]
},
{
"parameters": {
"url": "http://whatsapp-api-gateway:8001/api/faq/search",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $env.DASHBOARD_API_TOKEN }}"
}
]
},
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "q",
"value": "={{$json.keyword}}"
}
]
},
"options": {
"timeout": 30000
}
},
"id": "call-faq-api",
"name": "Call FAQ API",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1250,
300
]
},
{
"parameters": {
"functionCode": "// Build FAQ message\nconst data = $json.data || $json;\n\nif (!data.found) {\n return {\n phone: $('Parse FAQ Command').item.json.phone,\n message: '\u274c *Informasi tidak ditemukan*\\n\\nMaaf, informasi terkait \"' + $('Parse FAQ Command').item.json.keyword + '\" tidak ditemukan dalam database FAQ kami.\\n\\n\ud83d\udca1 Coba kata kunci lain seperti: KTP, KK, jam pelayanan, atau datang langsung ke kantor Kecamatan.',\n type: 'command'\n };\n}\n\nlet message = '\ud83d\udccb *Jawaban FAQ*\\n\\n';\nif (data.question) {\n message += `\u2753 *Pertanyaan:*\\n${data.question}\\n\\n`;\n}\nmessage += `\u2705 *Jawaban:*\\n${data.answer}\\n\\n`;\nmessage += '\ud83d\udca1 Apakah jawaban ini membantu?\\n\u2022 Ketik \"YA\" jika sudah cukup\\n\u2022 Ketik pertanyaan lain untuk informasi lainnya';\n\nreturn {\n phone: $('Parse FAQ Command').item.json.phone,\n message: message,\n type: 'faq_match'\n};"
},
"id": "build-faq-message",
"name": "Build FAQ Message",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1450,
300
]
},
{
"parameters": {
"functionCode": "return {\n phone: $('Parse Unknown Command').item.json.phone,\n message: '\u274c *Perintah tidak dikenali*\\n\\nPerintah yang Anda masukkan tidak valid.\\n\\n\ud83d\udccb *Perintah yang tersedia:*\\n\u2022 /status {uuid} - Cek status laporan\\n\u2022 /faq {keyword} - Cari informasi FAQ\\n\u2022 /help - Tampilkan bantuan\\n\\n\ud83d\udca1 Ketik /help untuk bantuan lebih lanjut.',\n type: 'command'\n};"
},
"id": "build-unknown-message",
"name": "Build Unknown Command Message",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1250,
400
]
},
{
"parameters": {
"url": "http://whatsapp-api-gateway:8001/api/faq/search",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $env.DASHBOARD_API_TOKEN }}"
}
]
},
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "q",
"value": "={{$json.message}}"
}
]
},
"options": {
"timeout": 30000
}
},
"id": "faq-lookup",
"name": "FAQ Lookup",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1250,
500
]
},
{
"parameters": {
"rules": {
"values": [
{
"conditions": {
"boolean": [
{
"value1": "={{$json.data.found}}",
"value2": true
}
]
},
"renameOutput": true,
"outputKey": "faq_found"
},
{
"conditions": {
"boolean": [
{
"value1": "={{$json.data.is_emergency}}",
"value2": true
}
]
},
"renameOutput": true,
"outputKey": "emergency"
}
]
},
"options": {
"fallbackOutput": "faq_not_found"
}
},
"id": "check-faq-result",
"name": "Check FAQ Result",
"type": "n8n-nodes-base.switch",
"typeVersion": 3,
"position": [
1450,
500
]
},
{
"parameters": {
"functionCode": "// Build FAQ auto-reply message\nconst data = $json.data;\n\nlet message = '\ud83d\udccb *Jawaban Otomatis*\\n\\n';\nif (data.question) {\n message += `\u2753 *Pertanyaan:*\\n${data.question}\\n\\n`;\n}\nmessage += `\u2705 *Jawaban:*\\n${data.answer}\\n\\n`;\nmessage += '\ud83d\udca1 Apakah jawaban ini membantu?\\n\u2022 Ketik \"YA\" jika sudah cukup\\n\u2022 Ketik \"LANJUT\" jika ingin melaporkan resmi ke petugas';\n\nreturn {\n phone: $('Parse Normal Message').item.json.phone,\n message: message,\n type: 'faq_match',\n original_message: $('Parse Normal Message').item.json.message\n};"
},
"id": "build-faq-auto-reply",
"name": "Build FAQ Auto-Reply",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1650,
450
]
},
{
"parameters": {
"functionCode": "// Build emergency message\nconst data = $json.data;\nconst answer = data.results && data.results[0] ? data.results[0].jawaban : '';\n\nreturn {\n phone: $('Parse Normal Message').item.json.phone,\n message: answer,\n type: 'faq_match',\n is_emergency: true\n};"
},
"id": "build-emergency-message",
"name": "Build Emergency Message",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1650,
550
]
},
{
"parameters": {
"functionCode": "// Classify message category\nconst text = ($('Parse Normal Message').item.json.message || '').toLowerCase();\n\nlet category = 'pelayanan';\n\nif (/(lapor|keluhan|rusak|aduan|komplain|masalah)/.test(text)) {\n category = 'pengaduan';\n} else if (/(usaha|jualan|produk|umkm|dagang|bisnis|toko)/.test(text)) {\n category = 'umkm';\n} else if (/(lowongan|kerja|loker|pekerjaan|lamaran|vacancy)/.test(text)) {\n category = 'loker';\n}\n\nreturn {\n phone: $('Parse Normal Message').item.json.phone,\n sender_name: $('Parse Normal Message').item.json.sender_name,\n message: $('Parse Normal Message').item.json.message,\n category: category\n};"
},
"id": "classify-category",
"name": "Classify Category",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1650,
650
]
},
{
"parameters": {
"method": "POST",
"url": "http://whatsapp-api-gateway:8001/api/webhook",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $env.DASHBOARD_API_TOKEN }}"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "phone",
"value": "={{$json.phone}}"
},
{
"name": "sender_name",
"value": "={{$json.sender_name}}"
},
{
"name": "message",
"value": "={{$json.message}}"
},
{
"name": "category",
"value": "={{$json.category}}"
}
]
},
"options": {
"timeout": 30000
}
},
"id": "send-to-dashboard",
"name": "Send to Dashboard API",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1850,
650
]
},
{
"parameters": {
"functionCode": "// Build inbox received message\nconst data = $json.data || $json;\nconst uuid = data.uuid || data.data?.uuid || 'N/A';\n\nconst message = `\u2705 *Laporan Diterima*\\n\\n` +\n `\ud83c\udd94 ID: \\`${uuid}\\`\\n` +\n `\ud83d\udcc2 Kategori: ${$('Classify Category').item.json.category}\\n` +\n `\ud83d\udcca Status: Menunggu Verifikasi\\n\\n` +\n `\ud83d\udca1 Cek status kapan saja dengan ketik: /status ${uuid}`;\n\nreturn {\n phone: $('Classify Category').item.json.phone,\n message: message,\n type: 'auto_reply',\n uuid: uuid\n};"
},
"id": "build-inbox-reply",
"name": "Build Inbox Reply",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
2050,
650
]
},
{
"parameters": {
"url": "http://waha:3099/api/sendText",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application/json"
},
{
"name": "X-Api-Key",
"value": "62a72516dd1b418499d9dd22075ccfa0"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "chatId",
"value": "={{$json.phone}}@c.us"
},
{
"name": "text",
"value": "={{$json.message}}"
},
{
"name": "session",
"value": "default"
}
]
},
"options": {
"timeout": 30000
}
},
"id": "send-whatsapp-reply",
"name": "Send WhatsApp Reply",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
2250,
350
]
},
{
"parameters": {
"respondWith": "json",
"responseBody": "{\"status\": \"success\", \"message\": \"Message processed\"}",
"options": {}
},
"id": "respond-webhook",
"name": "Respond Webhook",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1,
"position": [
2450,
350
]
}
],
"connections": {
"Webhook WAHA": {
"main": [
[
{
"node": "\ud83d\udee1\ufe0f Loop Filter",
"type": "main",
"index": 0
}
]
]
},
"\ud83d\udee1\ufe0f Loop Filter": {
"main": [
[
{
"node": "Extract Message Data",
"type": "main",
"index": 0
}
]
]
},
"Extract Message Data": {
"main": [
[
{
"node": "Check Command",
"type": "main",
"index": 0
}
]
]
},
"Check Command": {
"main": [
[
{
"node": "Parse Status Command",
"type": "main",
"index": 0
}
],
[
{
"node": "Parse Help Command",
"type": "main",
"index": 0
}
],
[
{
"node": "Parse FAQ Command",
"type": "main",
"index": 0
}
],
[
{
"node": "Parse Unknown Command",
"type": "main",
"index": 0
}
],
[
{
"node": "Parse Normal Message",
"type": "main",
"index": 0
}
]
]
},
"Parse Status Command": {
"main": [
[
{
"node": "Call Status API",
"type": "main",
"index": 0
}
]
]
},
"Parse Help Command": {
"main": [
[
{
"node": "Build Help Message",
"type": "main",
"index": 0
}
]
]
},
"Parse FAQ Command": {
"main": [
[
{
"node": "Call FAQ API",
"type": "main",
"index": 0
}
]
]
},
"Parse Unknown Command": {
"main": [
[
{
"node": "Build Unknown Command Message",
"type": "main",
"index": 0
}
]
]
},
"Parse Normal Message": {
"main": [
[
{
"node": "FAQ Lookup",
"type": "main",
"index": 0
}
]
]
},
"Call Status API": {
"main": [
[
{
"node": "Build Status Message",
"type": "main",
"index": 0
}
]
]
},
"Build Status Message": {
"main": [
[
{
"node": "Send WhatsApp Reply",
"type": "main",
"index": 0
}
]
]
},
"Build Help Message": {
"main": [
[
{
"node": "Send WhatsApp Reply",
"type": "main",
"index": 0
}
]
]
},
"Call FAQ API": {
"main": [
[
{
"node": "Build FAQ Message",
"type": "main",
"index": 0
}
]
]
},
"Build FAQ Message": {
"main": [
[
{
"node": "Send WhatsApp Reply",
"type": "main",
"index": 0
}
]
]
},
"Build Unknown Command Message": {
"main": [
[
{
"node": "Send WhatsApp Reply",
"type": "main",
"index": 0
}
]
]
},
"FAQ Lookup": {
"main": [
[
{
"node": "Check FAQ Result",
"type": "main",
"index": 0
}
]
]
},
"Check FAQ Result": {
"main": [
[
{
"node": "Build FAQ Auto-Reply",
"type": "main",
"index": 0
}
],
[
{
"node": "Build Emergency Message",
"type": "main",
"index": 0
}
],
[
{
"node": "Classify Category",
"type": "main",
"index": 0
}
]
]
},
"Build FAQ Auto-Reply": {
"main": [
[
{
"node": "Send WhatsApp Reply",
"type": "main",
"index": 0
}
]
]
},
"Build Emergency Message": {
"main": [
[
{
"node": "Send WhatsApp Reply",
"type": "main",
"index": 0
}
]
]
},
"Classify Category": {
"main": [
[
{
"node": "Send to Dashboard API",
"type": "main",
"index": 0
}
]
]
},
"Send to Dashboard API": {
"main": [
[
{
"node": "Build Inbox Reply",
"type": "main",
"index": 0
}
]
]
},
"Build Inbox Reply": {
"main": [
[
{
"node": "Send WhatsApp Reply",
"type": "main",
"index": 0
}
]
]
},
"Send WhatsApp Reply": {
"main": [
[
{
"node": "Respond Webhook",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
},
"staticData": null,
"tags": [],
"triggerCount": 0,
"updatedAt": "2026-02-11T14:00:00.000Z",
"versionId": "1"
}
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WhatsApp Service Bot - Full Integration. Uses httpRequest. Webhook trigger; 24 nodes.
Source: https://github.com/benchoaz/KecamatanSAE_final_version/blob/4b5ffebffbf40b8fd53ea57cd13f9523c085c953/whatsapp/n8n-workflows/whatsapp-service-bot.json — original creator credit. Request a take-down →
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