require('app-module-path').addPath(__dirname);
const express = require('express');
const app = express();

const conf = require('utils/config');

console.log(conf.get('redis.host'));

// setup generate request-id middleware
const addRequestId = require('express-request-id')();
app.use(addRequestId);

// setup express-session with redis store
const session = require('express-session');
const RedisStore = require('connect-redis')(session);
const uuidV4 = require('uuid/v4');

app.use(session({
    genid: function(req) {
        return uuidV4(); // generates session id using UUID
    },
    store: new RedisStore({
        host: conf.get('redis.host'),
        port: conf.get('redis.port'),
        ttl: 180
    }),
    secret: 'dbc33e678f',
    saveUninitialized: true,
    resave: false,
    cookie: { maxAge: 3600000 }
}));


// setup json body parser
const bodyParser = require('body-parser');
app.use(bodyParser.json());

// setup logger
// const logger = require('utils/request-logger');

// setup express request/response logger
const log4js = require('log4js');
log4js.configure('./config/log4js_config.json');
// const log4jsLogger = log4js.getLogger('express-project');

// const fileTransport = logger.fileTransport;
// const expressWinston = require('winston-express-middleware');
// expressWinston.requestWhitelist.push('session');
// expressWinston.requestWhitelist.push('body');
// expressWinston.responseWhitelist.push('session');
// expressWinston.responseWhitelist.push('body');

// app.use(expressWinston.logger({
//     transports: [fileTransport],
//     meta: true, // optional: control whether you want to log the meta data about the request (default to true)
//     msg: "phoenix-partner - :: ## {{req.uid}} - {{req.id}} ## HTTP {{req.method}} {{req.url}} ",
//     //msg: "SID:[{{req.session.id}}] UID:[{{req.id}}] HTTP {{req.method}} {{req.url}} ", //request-body:{{JSON.stringify(req.body)}}", // -- response-body:{{JSON.stringify(res.body)}}", // optional: customize the default logging message. E.g. "{{res.statusCode}} {{req.method}} {{res.responseTime}}ms {{req.url}}"
//     expressFormat: false, // Use the default Express/morgan request formatting, with the same colors. Enabling this will override any msg and colorStatus if true. Will only output colors on transports with colorize set to true
//     colorStatus: true, // Color the status code, using the Express/morgan color palette (default green, 3XX cyan, 4XX yellow, 5XX red). Will not be recognized if expressFormat is true
//     ignoreRoute: function (req, res) { return false; }, // optional: allows to skip some log messages based on request and/or response,
//     customLogger: log4jsLogger,
//     filterOutList: ['dropdown', 'loggedin', 'query-table', 'query-last-package-number', '.png', '.woff', '.ttf', 'jquery.nanoscroller', 'favicon.ico'], // not log any messages that have one of these words
//     noExportData: true, // remove resultData in case message has '/export'
//     noHeader: true, // not log headers if true
//     noBody: false // not log body if true
// }));


// setup passport
const passport = require('utils/passport-func')();
const flash = require('connect-flash');
app.use(flash());
app.use(passport.initialize());
app.use(passport.session());



app.use(function (req, res, next) {
    // add generated request-id to session
    //req.session.reqId = req.id;
    // Enable CORS
    // res.header("Access-Control-Allow-Origin", "*");
    res.header("Access-Control-Allow-Credentials", "true");
    res.header("Access-Control-Allow-Origin", req.headers.origin);
    res.header("Access-Control-Allow-Methods", "POST, PUT, GET, DELETE, OPTIONS");
    res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
    next();
});




// get BE api configs
const apiUrlPrefix = conf.get('apiUrlPrefix');
const appPort = conf.get('appPort');

// load controllers
let mongoQuery = require('./controllers/mongo-db/index');
app.use('/mongo', mongoQuery);

let apiSaleArea = require('./controllers/sale-area/index');
app.use(apiUrlPrefix + '/sale-area', apiSaleArea);

let apiLogin = require('./controllers/login/login')(passport);
app.use('/', apiLogin);



// handle not found
app.all('*', function(req, res) {
    res.status(404);

    // respond with json
    res.send({
        error: 'Not found'
    });

});

// // handle errors
// app.use(function (err, req, res, next) {
//     // we may use properties of the error object
//     // here and next(err) appropriately, or if
//     // we possibly recovered from the error, simply next().
//     res.status(err.status || 500).send(err.message || err);
// });

// winston-express-middleware errorLogger makes sense AFTER the router.
// app.use(expressWinston.errorLogger({
//     transports: [fileTransport]
// }));

app.listen(appPort, function () {
    console.log('SMAF-Partner Backend app listening on port ' + appPort + '!');
});