//Tools
var express     = require("express"),
    app         = express(),
    bodyParser  = require("body-parser"),
    mongoose    = require("mongoose"),
    flash       = require("connect-flash"),
    passport    = require("passport"),
    LocalStrategy = require("passport-local"),
    methodOverride = require("method-override"),
    //Schemas
    User        = require("./models/user"),
    Member      = require("./models/memberstuff");
    //Uploading Files Stuff
var     path = require("path"),
        multer = require ("multer"),
        GridFsStorage = require('multer-gridfs-storage'),
        Grid = require('gridfs-stream'),
        crypto = require('crypto');

// var admin = {username: "Admin",password: "thebestadmin"}; Admin Info
//requiring routes
// var uploadingimages    = require("./routes/uploadimages");

// app.use(uploadingimages);

var mongoURI = 'mongodb://user:password@ds233748.mlab.com:33748/ubercareemform'
// Setup multer storage info
const storage = new GridFsStorage({
  url: mongoURI,
  file: (req, file) => {
    return new Promise((resolve, reject) => {
      crypto.randomBytes(16, (err, buf) => {
        if (err) {
          return reject(err);
        }
        const filename = User.username + file.fieldname + Date.now() + path.extname(file.originalname);
        const fileInfo = {
          filename: filename,
          bucketName: 'uploads'
        };
        resolve(fileInfo);
      });
    });
  }
});

const upload = multer({ storage });


//Some Humble Stuff
    app.use(bodyParser.urlencoded({extended: true}));
    app.set("view engine", "ejs");
    // app.use(express.static(__dirname + "/public"));
    app.use(methodOverride("_method"));
    // app.use(flash());
    mongoose.connect(mongoURI);

// PASSPORT CONFIGURATION
    app.use(require("express-session")({
        secret: "Iron Stone the worst developer ever",
        resave: false,
        saveUninitialized: false
    }));
    app.use(passport.initialize());
    app.use(passport.session());
    passport.use(new LocalStrategy(User.authenticate()));
    passport.serializeUser(User.serializeUser());
    passport.deserializeUser(User.deserializeUser());

    app.use(function(req, res, next){
       res.locals.currentUser = req.user;
       next();
    });

// Routes

    app.post('/uploadmember/:user',isLoggedIn ,upload.single('identity'), (req, res) => {
        res.json({ file: req.file });
        // res.redirect('/');


    });

    app.get("/", function(req, res){
        res.render("home")
    });

    app.get("/admin",isAdmin,function(req, res){
       res.render("admin")
    });


    app.post("/admin/new/member", function(req, res){
       res.send("New Member post Route") ;
    });

    app.get("/member/:id", function(req, res) {
        //Find The user by id
        User.findById(req.params.id, function (err, user) {
            if(err){
                console.log(err);
            } else {
                 res.render("memberupload", {member: user});
            }

        });

    });

    //Uploading Image Routes
    app.post("/uploadmember/:memberid", function(req, res){
        res.send(req.params.memberid);

    });

    app.post("/member/signin", function(req, res){
       res.redirect("memberupload");
    });

    //End Here

// var admin = {username: "Admin",password: "thebestadmin"}; Admin Info
    app.post("/register", function(req, res){
    var newUser = new User({username: req.body.username});
    User.register(newUser, req.body.password, function(err, user){
        if(err){
            console.log(err);
            // return res.render("register");
        }
            res.redirect("/admin")
        });
    });
// Login
app.post('/login',
  passport.authenticate('local', { failureRedirect: '/' }),
  function(req, res) {
    console.log(req.user);
    res.redirect("/member/" + req.user._id);
  });


// MiddleWares
function isLoggedIn (req, res, next){
    if(req.isAuthenticated()){

        next();
    }
    // req.flash("error", "You need to be logged in to do that");
    res.redirect("/");
}

function isAdmin (req, res, next){
    if(req.isAuthenticated()){
        console.log(req.user.username)
        if (req.user.username == "admin")
            next()
    } else{
        console.log("You are not admin yet")
        res.redirect("/");
    }

}


//Starting Setup


app.listen(process.env.PORT, process.env.IP, function(){
   console.log("The Server Has Started!");
//   console.log();
});