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October 1, 2023 07:04
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note code for LON in LCT23 / not correct at all
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const { onRequest } = require('firebase-function/v2/https'); | |
const { getFirestore, FieldValue = require('firebase-admin/firestore'); | |
const { initializeApp) = require('firebase-admin/app'); | |
initializeApp(); | |
// 1. import module | |
const LINE = require(‘./line’); | |
const TEMPLETE = require(‘./template’); | |
exports.send = onRequest(async (req, res) => { | |
// 2. phone number hashing | |
const crypto = require(‘crypto’); | |
const hashed = crypto.createHash('sha256').update(`+66${process.env.PHONE_NUMBER}`).digest('hex'); | |
// 3. Write data | |
const writeResult = await getFirestore().collection(‘messages’).add({ | |
status: 'blocked', | |
hashed: hashedPhoneNumber, | |
createdTime: FieldValue.serverTimestamp | |
}); | |
// 4 Send LON | |
const result = await LINE.sendLON(writeResult.id, hashedPhoneNumber, [TEMPLATE.Lct()]); | |
// 5 Check LON result; not sure for correctly code | |
await getFirestore().collection(‘messages’).doc(writeResult.id).update({ status: ‘delivered’ }); | |
res.send(`${result}`); | |
}); | |
exports.webhook = onRequest(async (req, res) => { | |
// 6. Iterate events | |
const events = req.body.events; | |
// 7. Detect delivery event | |
for (const event of events) { | |
if (event.type === 'delivery') { | |
console.log(event); | |
// 8. get docId | |
const docId = event.delivery.data; | |
// 9. update data | |
await getFirestore().collection('messages').doc(docId).update({ | |
status: 'delivered', | |
webhookTime: FieldValue.serverTimestamp() | |
}); | |
} | |
} | |
res.end(); | |
}); | |
exports.get = onRequest(async (req, res) => { | |
// 10. get number of sent | |
const result = await LINE.getLON(1); | |
res.json(result); | |
}); |
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const logger = require("firebase-functions/logger"); | |
const axios = require("axios"); | |
const HEADERS = { | |
"Content-Type": "application/json", | |
Authorization: Bearer $(process.env.CHANNEL_ACCESS_TOKEN) | |
} | |
const sendLON = async(docId, hashedPhoneNumber, msg) => { | |
HEADERS ["X-Line-Delivery-Tag"] = docId; | |
try { | |
const result = await axios({ | |
method: "post", | |
url: "https://api.line.me/bot/pnp/push", | |
headers: HEADERS, | |
data: { to: hashedPhoneNumber, messages: msg } | |
}); | |
return result.status; | |
} catch(error) { | |
logger.warn(error.response.data); | |
return error.response.status; | |
} | |
} | |
const getLON = async(dayBefore) => { | |
const yesterday = new Date(); | |
yesterday.setDate(yesterday.getDate() - dayBefore); | |
const ISODate= yesterday.toISOString().split('T')[0]; | |
try { | |
const result = await axios({ | |
method: "get", | |
url: 'https://api.line.me/v2/bot/message/delivery/php?date=${ISODate.replaceAll("","") }` | |
headers: HEADERS | |
}); | |
return result.data; | |
} catch(error) { | |
Logger.warn(error.response.data); | |
return error.response.status; | |
} | |
} | |
module.exports = { sendLON, getLON }; |
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