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app.js
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app.js
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let express = require('express')
let bodyParser = require('body-parser')
let request = require('request')
let app = express()
// https://core.telegram.org/bots#6-botfather
const TOKEN = 'Your_Token'
const PORT = process.env.PORT || 3000
app.use(bodyParser.urlencoded({ extended: false }))
app.use(bodyParser.json())
app.listen(PORT, function () {
console.log(`App listening on port ${PORT}!`)
})
// handler receiving messages
app.post('/', function (req, res) {
})
// https://core.telegram.org/bots/api#sendmessage
function sendMessage(chatId, text) {
let url = `https://api.telegram.org/bot${TOKEN}/sendMessage`;
let options = {
url,
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: {
chat_id: chatId,
text,
parse_mode: 'Markdown'
},
json: true
};
request(options, function (error, response, body) {
if (error) {
console.log('Error sending message: ', error);
}
else if (response.body.error) {
console.log('Error: ', response.body.error);
}
})
}