'use strict';

/**
 * Main program of service of 3rd party
 **/

const express = require('express');
const bodyParser = require('body-parser');
const {default: aliyunRouter} = require('./router_aliyun.js');
const {default: lokiRouter} = require('./router_loki.js');

const app = express();

//Express behind proxies
app.set('trust proxy', true);
app.disable('x-powered-by');

//Serving static files
app.use(express.static('public'));

// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ limit: '2mb', extended: false }))
// parse application/json
app.use(bodyParser.json({ limit: '2mb' }))

app.get('/', (req, res) => {
    return res.send('Welcome to @filesite/service-3rd');
});

//阿里云相关接口调用
app.use('/aliyun', aliyunRouter);

//loki接口
app.use('/loki', lokiRouter);

//error handler
app.use((err, req, res, next) => {
    if (res.headersSent) {
        return next(err);
    }

    console.error('Request error in @filesite/service-3rd: %s', err.stack);

    var statusCode = 500;
    if (typeof(err.statusCode) != 'undefined' && err.statusCode) {
        statusCode = err.statusCode;
    }
    return res.status(statusCode).send(err.message);
})

// Listen to the App Engine-specified port, or 8080 otherwise
const PORT = process.env.PORT || 8081;
const HOST = '127.0.0.1';
app.listen(PORT, HOST, async () => {
    console.log('Server listening on port %s...', PORT);
});