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server.js
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server.js
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require("dotenv").config();
const express = require("express");
const cors = require("cors");
const bodyParser = require("body-parser");
const cool = require('cool-ascii-faces');
const Gtts = require("gtts");
const app = express();
const port = process.env.PORT || 3000;
app.use(cors());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());
// Verify request
const CORE_APP_KEY = process.env.CORE_APP_KEY || "";
const AUTH_KEY = "hust-helper-app-key";
app.use((req, res, next) => {
if(CORE_APP_KEY && req.headers[AUTH_KEY] != CORE_APP_KEY) {
return res.status(403).json();
}
next();
});
// ===================================================================================================
// ============================================= API test connection =================================
// ===================================================================================================
app.get('/', function (req, res) {
res.send(cool())
});
// ===================================================================================================
// ============================================= API text to speech ==================================
// ===================================================================================================
app.post('/tts', async (req, res) => {
const gtts = new Gtts(req.body.text, req.body.lang || "en");
res.set({'Content-Type': 'audio/mp3'});
gtts.stream().pipe(res);
// let stream = gtts.stream();
// let data = await streamToBase64(stream);
// res.json({b64Data: data});
});
app.get('/tts', (req, res) => {
const gtts = new Gtts(req.query.text, req.query.lang || "en");
res.set({'Content-Type': 'audio/mp3'});
gtts.stream().pipe(res);
});
// ===================================================================================================
// ============================================= API translate =======================================
// ===================================================================================================
const rateLimit = require('express-rate-limit');
const transApi = require('@vitalets/google-translate-api');
// const httpProxy = require('http-proxy-agent');
// const agent = new httpProxy.HttpProxyAgent('http://46.41.141.111');
const apiLimiter = rateLimit({
windowMs: 60 * 1000,
max: 6, // Limit each IP
message: 'Too many accounts created from this IP, please try again after a minute',
standardHeaders: true,
legacyHeaders: false,
});
app.get('/translate/test', apiLimiter, async (req, res) => {
try {
const { text } = await transApi.translate(req.query.text, {
to: req.query.to || 'vi',
from: req.query.from || 'en', // có thể để 'auto'
// fetchOptions: { agent },
});
return res.send(text)
} catch (e) {
if (e.name === 'TooManyRequestsError') {
// retry with another proxy agent
}
console.error(e);
return res.status(500).json();
}
});
app.listen(port, function () {
console.log(`Listening on port ${port}`);
});