Created
June 18, 2017 17:08
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Sample LINE Bot SDK node.js with more text events
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| const express = require('express'); | |
| const line = require('@line/bot-sdk'); | |
| require('dotenv').config(); | |
| const app = express(); | |
| const config = { | |
| channelAccessToken: process.env.channelAccessToken, | |
| channelSecret: process.env.channelSecret | |
| }; | |
| const client = new line.Client(config); | |
| app.post('/webhook', line.middleware(config), (req, res) => { | |
| Promise | |
| .all(req.body.events.map(handleEvent)) | |
| .then((result) => res.json(result)); | |
| }); | |
| function handleEvent(event) { | |
| console.log(event); | |
| if (event.type === 'message' && event.message.type === 'text') { | |
| handleMessageEvent(event); | |
| } else { | |
| return Promise.resolve(null); | |
| } | |
| } | |
| function handleMessageEvent(event) { | |
| var msg = { | |
| type: 'text', | |
| text: 'สวัสดีครัช' | |
| }; | |
| var eventText = event.message.text.toLowerCase(); | |
| if (eventText === 'image') { | |
| msg = { | |
| 'type': 'image', | |
| 'originalContentUrl': 'https://www.thesun.co.uk/wp-content/uploads/2017/03/fifa-17-2.jpg?strip=all&w=742&quality=100', | |
| 'previewImageUrl': 'https://images.performgroup.com/di/library/GOAL/a6/bb/fifa-18-ronaldo_lx3r88bpjpk91re36ukdgomrj.jpg?t=2027563652&w=620&h=430' | |
| } | |
| } else if (eventText === 'location') { | |
| msg = { | |
| "type": "location", | |
| "title": "my location", | |
| "address": "〒150-0002 東京都渋谷区渋谷２丁目２１−１", | |
| "latitude": 35.65910807942215, | |
| "longitude": 139.70372892916203 | |
| } | |
| } else if (eventText === 'template button') { | |
| msg = { | |
| "type": "template", | |
| "altText": "this is a buttons template", | |
| "template": { | |
| "type": "buttons", | |
| "thumbnailImageUrl": "https://www.thesun.co.uk/wp-content/uploads/2017/03/fifa-17-2.jpg?strip=all&w=742&quality=100", | |
| "title": "Menu", | |
| "text": "Please select", | |
| "actions": [{ | |
| "type": "postback", | |
| "label": "Buy", | |
| "data": "action=buy&itemid=123" | |
| }, { | |
| "type": "postback", | |
| "label": "Add to cart", | |
| "data": "action=add&itemid=123" | |
| }, { | |
| "type": "uri", | |
| "label": "View detail", | |
| "uri": "http://example.com/page/123" | |
| }] | |
| } | |
| } | |
| } else if (eventText === 'template confirm') { | |
| msg = { | |
| "type": "template", | |
| "altText": "this is a confirm template", | |
| "template": { | |
| "type": "confirm", | |
| "text": "Are you sure?", | |
| "actions": [{ | |
| "type": "message", | |
| "label": "Yes", | |
| "text": "yes" | |
| }, { | |
| "type": "message", | |
| "label": "No", | |
| "text": "no" | |
| }] | |
| } | |
| } | |
| } else if (eventText === 'carousel') { | |
| msg = { | |
| "type": "template", | |
| "altText": "this is a carousel template", | |
| "template": { | |
| "type": "carousel", | |
| "columns": [ | |
| { | |
| "thumbnailImageUrl": "https://www.thesun.co.uk/wp-content/uploads/2017/03/fifa-17-2.jpg?strip=all&w=742&quality=100", | |
| "title": "this is menu", | |
| "text": "description", | |
| "actions": [ | |
| { | |
| "type": "postback", | |
| "label": "Buy", | |
| "data": "action=buy&itemid=111" | |
| }, | |
| { | |
| "type": "postback", | |
| "label": "Add to cart", | |
| "data": "action=add&itemid=111" | |
| }, | |
| { | |
| "type": "uri", | |
| "label": "View detail", | |
| "uri": "http://example.com/page/111" | |
| } | |
| ] | |
| }, | |
| { | |
| "thumbnailImageUrl": "https://www.thesun.co.uk/wp-content/uploads/2017/03/fifa-17-2.jpg?strip=all&w=742&quality=100", | |
| "title": "this is menu", | |
| "text": "description", | |
| "actions": [ | |
| { | |
| "type": "postback", | |
| "label": "Buy", | |
| "data": "action=buy&itemid=222" | |
| }, | |
| { | |
| "type": "postback", | |
| "label": "Add to cart", | |
| "data": "action=add&itemid=222" | |
| }, | |
| { | |
| "type": "uri", | |
| "label": "View detail", | |
| "uri": "http://example.com/page/222" | |
| } | |
| ] | |
| } | |
| ] | |
| } | |
| } | |
| } | |
| return client.replyMessage(event.replyToken, msg); | |
| } | |
| app.set('port', (process.env.PORT || 5000)); | |
| app.listen(app.get('port'), function () { | |
| console.log('run at port', app.get('port')); | |
| }); |
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