// call the packages we need
var express = require('express');        // call express
var app = express();                 // define our app using express
var bodyParser = require('body-parser');
var request = require("request");
const edurouter = require('./pbl');
const mongo = require('./mongo');
const weixin = require('./weixin');
const cocoflow = require('./cocoflow');
const szdjg = require('./szdjg');
const baoantoken = require('./baoantoken')
const morgan = require('morgan');
var path = require("path");
var mongoose = require('mongoose');
var session = require('express-session');
const MongoStore = require('connect-mongo')(session);
var port = "7003";        // set our port
// const cors = require('cors')
app.use(morgan('dev'));
// configure app to use bodyParser()
// this will let us get the data from a POST
app.use(bodyParser.urlencoded({ extended: true, limit: '3mb' }));
app.use(bodyParser.json({ limit: '3mb' }));
// app.use(cors());

//暂时全跨域
app.use(function (req, res, next) {
    ///var allowedOrigins = [config.local.origin,'http://cocorobo.hk','http://www.cocorobo.hk','https://cocorobo.hk','http://cloud.cocorobo.hk','https://cloud.cocorobo.hk'];
    var origin = req.headers.origin || "*";
    //if(allowedOrigins.indexOf(origin) > -1){
    res.setHeader('Access-Control-Allow-Origin', origin);
    //}
    res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
    res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
    res.header('Access-Control-Allow-Credentials', true);
    //修改程序信息与版本
    res.header('X-Powered-By', ' 3.2.1')
    //内容类型：如果是post请求必须指定这个属性
    res.header('Content-Type', 'application/json;charset=utf-8')
    next();
});

let local = 'mongodb://root:usestudio-1@172.16.9.240:27017?authSource=admin'
// let local = 'mongodb://root:usestudio-1@183.36.26.8:11641/cocorobo?authSource=admin'

mongoose.connect(local, {
    dbName: 'cocorobo',
    useNewUrlParser: true,
    useUnifiedTopology: true,
    useCreateIndex: true,
    useFindAndModify: true,
    autoIndex: false, // Don't build indexes
    reconnectTries: Number.MAX_VALUE, // Never stop trying to reconnect
    reconnectInterval: 50000, // Reconnect every 500ms
    poolSize: 10000, // Maintain up to 10 socket connections
    // If not connected, return errors immediately rather than waiting for reconnect
    bufferMaxEntries: 0,
    connectTimeoutMS: 10000, // Give up initial connection after 10 seconds
    socketTimeoutMS: 45000, // Close sockets after 45 seconds of inactivity
    family: 4 // Use IPv4, skip trying IPv6
  })
  
  const db = mongoose.connection;

// 配置session，使用MongoDB存储session数据
// MongoDB连接字符串，使用与mongo.js中相同的连接方式
// 注意：需要根据实际的MongoDB连接信息调整
app.use(session({
    name: "cocorobo",
    secret: 'cocorobo',
    resave: true,
    saveUninitialized: true,
    cookie: {
        sameSite: "None",
        domain: '.cocorobo.cn',
        httpOnly: false,
        secure: false, // 根据实际情况调整，如果是HTTPS则设为true
        maxAge: 24 * 60 * 60000 * 365
    },
    store: new MongoStore({
        mongooseConnection: db,
        touchAfter: 24 * 3600
      }),
}));
/*
app.use(cors({
    origin:[`http:${config.local.origin}`,'http://www.cocorobo.hk','https://cocorobo.hk','http://cloud.cocorobo.hk','https://cloud.cocorobo.hk'],
    methods:['GET','POST','PUT','DELETE'],
    credentials: true // enable set cookie
}));
*/


// all of our routes will be prefixed with /api
app.use('/api/pbl', edurouter);
app.use('/api/mongo', mongo);
app.use('/api/weixin', weixin);
app.use('/api/cocoflow', cocoflow);
app.use('/api/szdjg', szdjg);
app.use('/api/bat/getToken', async function (req, res, next) {
    let ticket = req.query.ticket
    await baoantoken.getToken(ticket, res)
});


// app.use('/game', game);

app.all('/download', function (req, res, next) {
    //req.body.url = "https://ccrb.s3.cn-northwest-1.amazonaws.com.cn/%E4%B8%8B%E8%BD%BD%20%284%29.doc";
    request({
        url: req.body.url,
        method: "GET",
        encoding: null,
        headers: {
            'Accept-Encoding': 'gzip, deflate'
        }
    },
        function (error, response, body) {
            if (!error && response.statusCode == 200) {
                res.setHeader('Content-Type', 'application/force-download');
                res.setHeader('Content-Disposition', 'attachment; filename=' + path.basename(req.body.url));
                res.setHeader('Content-Length', body.length);
                res.send(body);
            }
        });
});
// 捕获未处理的异常
process.on('uncaughtException', (error) => {
    console.error("未处理的异常：", error);
    // 这里可以添加更多的错误处理逻辑，比如发送通知或记录日志
});

// 捕获未处理的Promise拒绝
process.on('unhandledRejection', (reason, promise) => {
    console.error('未处理的Promise拒绝：', promise, '原因：', reason);
    // 这里可以添加更多的错误处理逻辑，比如发送通知或记录日志
});
// START THE SERVER
// =============================================================================
app.listen(port, '0.0.0.0');
console.log('app happens on port ' + port);