/
bot.js
53 lines (45 loc) · 1.44 KB
/
bot.js
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const TelegramBot = require('node-telegram-bot-api');
const axios = require('axios');
const express = require('express')
const bodyParser = require('body-parser');
const parser = require('./parser.js');
require('dotenv').config();
const token = process.env.TELEGRAM_TOKEN;
let bot;
if (process.env.NODE_ENV === 'production') {
bot = new TelegramBot(token);
bot.setWebHook(process.env.HEROKU_URL + bot.token);
} else {
bot = new TelegramBot(token, { polling: true });
}
// Matches "/word whatever"
bot.onText(/\/word (.+)/, (msg, match) => {
const chatId = msg.chat.id;
const word = match[1];
axios
.get(`${process.env.OXFORD_API_URL}/entries/en-gb/${word}`, {
params: {
fields: 'definitions',
strictMatch: 'false'
},
headers: {
app_id: process.env.OXFORD_APP_ID,
app_key: process.env.OXFORD_APP_KEY
}
})
.then(response => {
const parsedHtml = parser(response.data);
bot.sendMessage(chatId, parsedHtml, { parse_mode: 'HTML' });
})
.catch(error => {
const errorText = error.response.status === 404 ? `No definition found for the word: <b>${word}</b>` : `<b>An error occured, please try again later</b>`;
bot.sendMessage(chatId, errorText, { parse_mode:'HTML'})
});
});
const app = express();
app.use(bodyParser.json());
app.listen(process.env.PORT);
app.post('/' + bot.token, (req, res) => {
bot.processUpdate(req.body);
res.sendStatus(200);
});