This workflow follows the Google Calendar → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "line-azure-openai-google-calendar",
"nodes": [
{
"id": "node-line-webhook",
"name": "LINE Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
-1800,
200
],
"parameters": {
"path": "line-itinerary",
"httpMethod": "POST",
"responseMode": "responseNode",
"responseData": "auto",
"options": {
"rawBody": false,
"responseContentType": "application/json"
}
}
},
{
"id": "node-verify-signature",
"name": "Verify Signature",
"type": "n8n-nodes-base.function",
"typeVersion": 2,
"position": [
-1540,
200
],
"parameters": {
"functionCode": "const crypto = require('crypto');\n\nconst headers = $json.headers || {};\nconst signatureHeader = headers['x-line-signature'] || headers['X-Line-Signature'] || headers['x-Line-Signature'];\nconst rawBody = $json.body ?? $json;\nconst secret = $env.LINE_CHANNEL_SECRET || '';\nconst bodyString = typeof rawBody === 'string' ? rawBody : JSON.stringify(rawBody);\nconst computed = crypto.createHmac('sha256', secret).update(bodyString).digest('base64');\n\nreturn [{\n json: {\n signatureValid: signatureHeader === computed,\n rawBody,\n bodyString,\n headers,\n replyToken: rawBody?.events?.[0]?.replyToken || '',\n messageText: rawBody?.events?.[0]?.message?.text || '',\n source: rawBody?.events?.[0]?.source || {},\n eventTimestamp: rawBody?.events?.[0]?.timestamp || null\n }\n}];"
}
},
{
"id": "node-if-signature",
"name": "Signature OK?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
-1300,
200
],
"parameters": {
"conditions": {
"boolean": [
{
"value1": "={{$json[\"signatureValid\"]}}",
"value2": true
}
]
}
}
},
{
"id": "node-reject",
"name": "Respond Invalid Signature",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 2,
"position": [
-1080,
20
],
"parameters": {
"responseMode": "lastNode",
"responseData": "json",
"responseBody": "={\n \"status\": \"error\",\n \"message\": \"Invalid LINE signature\"\n}",
"options": {
"responseCode": 403
}
}
},
{
"id": "node-parse-payload",
"name": "Parse Payload",
"type": "n8n-nodes-base.set",
"typeVersion": 2,
"position": [
-1080,
360
],
"parameters": {
"keepOnlySet": true,
"values": {
"string": [
{
"name": "messageText",
"value": "={{$json[\"messageText\"]}}"
},
{
"name": "replyToken",
"value": "={{$json[\"replyToken\"]}}"
},
{
"name": "userId",
"value": "={{$json.source?.userId || $json.source?.groupId || $json.source?.roomId || \"unknown\"}}"
},
{
"name": "timezone",
"value": "Asia/Taipei"
},
{
"name": "contextId",
"value": "={{$json.source?.userId || $json.replyToken}}"
},
{
"name": "calendarId",
"value": "={{$env.DEFAULT_CALENDAR_ID}}"
}
],
"json": [
{
"name": "rawBody",
"value": "={{$json[\"rawBody\"]}}"
}
]
}
}
},
{
"id": "node-azure-extractor",
"name": "Azure Extractor",
"type": "n8n-nodes-base.openAi",
"typeVersion": 5,
"position": [
-840,
360
],
"parameters": {
"resource": "chat",
"operation": "chat",
"modelId": "gpt-4o-mini",
"messages": [
{
"role": "system",
"content": "\u4f60\u662f\u4e00\u500b\u884c\u7a0b\u6574\u7406\u52a9\u624b\uff0c\u8acb\u8f38\u51fa JSON\u3002"
},
{
"role": "user",
"content": "={{$json[\"messageText\"]}}"
}
],
"responseFormat": "json_object",
"additionalFields": {
"temperature": 0.2,
"maxTokens": 800,
"useAzureOpenAiApi": true
}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"id": "node-merge-ai",
"name": "Merge AI Response",
"type": "n8n-nodes-base.merge",
"typeVersion": 2,
"position": [
-620,
360
],
"parameters": {
"mode": "mergeByPosition"
}
},
{
"id": "node-parse-ai-json",
"name": "Parse AI JSON",
"type": "n8n-nodes-base.function",
"typeVersion": 2,
"position": [
-380,
360
],
"parameters": {
"functionCode": "const rawContent = $json.choices?.[0]?.message?.content || '';\nlet parsed;\ntry {\n parsed = typeof rawContent === 'string' ? JSON.parse(rawContent) : rawContent;\n} catch (error) {\n parsed = { items: [], context: { parseError: error.message } };\n}\nreturn [{\n json: {\n aiItems: parsed.items || [],\n aiContext: parsed.context || {},\n replyToken: $json.replyToken,\n userId: $json.userId,\n messageText: $json.messageText,\n timezone: $json.timezone || 'Asia/Taipei',\n calendarId: $json.calendarId,\n contextId: $json.contextId\n }\n}];"
}
},
{
"id": "node-validate-slots",
"name": "Validate Slots",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
-120,
360
],
"parameters": {
"conditions": {
"number": [
{
"value1": "={{$json[\"aiItems\"].length}}",
"operation": "larger",
"value2": 0
}
]
}
}
},
{
"id": "node-no-items",
"name": "No Items Reply Builder",
"type": "n8n-nodes-base.function",
"typeVersion": 2,
"position": [
120,
160
],
"parameters": {
"functionCode": "return [{\n json: {\n replyToken: $json.replyToken,\n replyText: '\u76ee\u524d\u8a0a\u606f\u4e2d\u672a\u627e\u5230\u5177\u9ad4\u884c\u7a0b\uff0c\u8acb\u518d\u88dc\u5145\u6642\u9593\u8207\u5167\u5bb9\u3002',\n contextId: $json.contextId\n }\n}];"
}
},
{
"id": "node-format-dates",
"name": "Format Dates",
"type": "n8n-nodes-base.function",
"typeVersion": 2,
"position": [
120,
520
],
"parameters": {
"functionCode": "const { DateTime } = require('luxon');\nconst timezone = $json.timezone || 'Asia/Taipei';\nconst normalized = [];\n($json.aiItems || []).forEach((item, index) => {\n const zone = item.timezone || timezone;\n const start = item.start ? DateTime.fromISO(item.start, { zone }) : DateTime.now().setZone(zone);\n const end = item.end ? DateTime.fromISO(item.end, { zone }) : start.plus({ minutes: 60 });\n normalized.push({\n json: {\n summary: item.title || `\u884c\u7a0b ${index + 1}`,\n location: item.location || '',\n description: `${item.note || ''}\n---\n\u4f86\u6e90\uff1a${$json.messageText || ''}`.trim(),\n start: start.toISO(),\n end: end.toISO(),\n timezone: zone,\n replyToken: $json.replyToken,\n aiContext: $json.aiContext || {},\n calendarId: $json.calendarId,\n contextId: $json.contextId,\n messageText: $json.messageText\n },\n pairedItem: { item: index }\n });\n});\nreturn normalized;"
}
},
{
"id": "node-google-calendar",
"name": "Google Calendar",
"type": "n8n-nodes-base.googleCalendar",
"typeVersion": 4,
"position": [
360,
520
],
"parameters": {
"operation": "create",
"calendar": "={{$json[\"calendarId\"]}}",
"start": "={{$json[\"start\"]}}",
"end": "={{$json[\"end\"]}}",
"options": {
"summary": "={{$json[\"summary\"]}}",
"description": "={{$json[\"description\"]}}",
"location": "={{$json[\"location\"]}}",
"timeZone": "={{$json[\"timezone\"]}}"
}
},
"credentials": {
"googleCalendarOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"id": "node-build-success-reply",
"name": "Build Success Reply",
"type": "n8n-nodes-base.function",
"typeVersion": 2,
"position": [
120,
360
],
"parameters": {
"functionCode": "const items = $json.aiItems || [];\nconst lines = items.map((item, index) => `${index + 1}. ${(item.title || '\u672a\u547d\u540d\u884c\u7a0b')} (${item.start || '\u6642\u9593\u672a\u5b9a'})`);\nconst summary = lines.join('\n');\nreturn [{\n json: {\n replyToken: $json.replyToken,\n replyText: `\u5df2\u5efa\u7acb ${items.length} \u7b46\u884c\u7a0b\uff1a\n${summary}`.trim(),\n contextId: $json.contextId\n }\n}];"
}
},
{
"id": "node-line-reply",
"name": "Reply LINE",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4,
"position": [
620,
260
],
"parameters": {
"method": "POST",
"url": "https://api.line.me/v2/bot/message/reply",
"jsonParameters": true,
"options": {
"headers": {
"Content-Type": "application/json"
}
},
"bodyParametersJson": "={\n \"replyToken\": {{$json.replyToken}},\n \"messages\": [\n {\n \"type\": \"text\",\n \"text\": {{$json.replyText}}\n }\n ]\n}"
},
"credentials": {
"httpHeaderAuth": {
"name": "<your credential>"
}
}
},
{
"id": "node-webhook-response",
"name": "Webhook Response",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 2,
"position": [
860,
260
],
"parameters": {
"responseMode": "lastNode",
"responseData": "json",
"responseBody": "={\n \"status\": \"ok\",\n \"contextId\": {{$json.contextId || 'n/a'}}\n}",
"options": {
"responseCode": 200
}
}
}
],
"connections": {
"LINE Webhook": {
"main": [
[
{
"node": "Verify Signature",
"type": "main",
"index": 0
}
]
]
},
"Verify Signature": {
"main": [
[
{
"node": "Signature OK?",
"type": "main",
"index": 0
}
]
]
},
"Signature OK?": {
"main": [
[
{
"node": "Parse Payload",
"type": "main",
"index": 0
}
],
[
{
"node": "Respond Invalid Signature",
"type": "main",
"index": 0
}
]
]
},
"Parse Payload": {
"main": [
[
{
"node": "Azure Extractor",
"type": "main",
"index": 0
},
{
"node": "Merge AI Response",
"type": "main",
"index": 1
}
]
]
},
"Azure Extractor": {
"main": [
[
{
"node": "Merge AI Response",
"type": "main",
"index": 0
}
]
]
},
"Merge AI Response": {
"main": [
[
{
"node": "Parse AI JSON",
"type": "main",
"index": 0
}
]
]
},
"Parse AI JSON": {
"main": [
[
{
"node": "Validate Slots",
"type": "main",
"index": 0
}
]
]
},
"Validate Slots": {
"main": [
[
{
"node": "Format Dates",
"type": "main",
"index": 0
},
{
"node": "Build Success Reply",
"type": "main",
"index": 0
}
],
[
{
"node": "No Items Reply Builder",
"type": "main",
"index": 0
}
]
]
},
"Format Dates": {
"main": [
[
{
"node": "Google Calendar",
"type": "main",
"index": 0
}
]
]
},
"Build Success Reply": {
"main": [
[
{
"node": "Reply LINE",
"type": "main",
"index": 0
}
]
]
},
"No Items Reply Builder": {
"main": [
[
{
"node": "Reply LINE",
"type": "main",
"index": 0
}
]
]
},
"Reply LINE": {
"main": [
[
{
"node": "Webhook Response",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"timezone": "Asia/Taipei"
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
googleCalendarOAuth2ApihttpHeaderAuthopenAiApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
line-azure-openai-google-calendar. Uses openAi, googleCalendar, httpRequest. Webhook trigger; 15 nodes.
Source: https://github.com/MoneyDemo/20251119.N8N/blob/efec3c86841a734b8c62aa13873734ebc25f3d9d/demo/workflows/line-azure-openai-google-calendar.json — original creator credit. Request a take-down →
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