"use strict";

var mongoose = require("mongoose");

var UserModel = new mongoose.Schema({
    local:{
        ID:{type:String , required:false},
        FullName:{type:String , required:false},
        Password:{type:String, required:false},
        Gender: {type:String, required:false},
        Country: {type:String, required:false},
        City: {type:String, required:false},
        Number: {type:String, required:false},
        AreaCode: {type:String, required:false},
        Passport: {type:String, required:false},
        Billing1: {type:String, required:false},
        Billing2: {type:String, required:false},
        State: {type:String, required:false},
        Postcode: {type:String, required:false},
        Email: {type:String, required:false},
        CashPoint:{type:String , required:false},
        CurrentOrder:[{}],
        LastOrders: [{}],
        FavoriteTrips:[{}]
    },
   facebook:
   {
        ID:{type:String , required:false},
        Token:{type:String, required:false},
   },
   google:
   {
        ID:{type:String , required:false},
        Token:{type:String, required:false},
   }
});

mongoose.model("Users", UserModel);


/*
Facebook authentication
*/

app.get('/auth/facebook',
  passport.authenticate('facebook', { scope: ['email']}));

app.get('/auth/facebook/callback',
  passport.authenticate('facebook', { failureRedirect: '/' }),
  function(req, res) {
    res.redirect('/account');
  });



passport.use(new FacebookStrategy({
    clientID: configAuth.facebookAuth.clientID,
    clientSecret: configAuth.facebookAuth.clientSecret,
    callbackURL: configAuth.facebookAuth.clientURL,
    profileFields: ['id', 'displayName', 'gender','emails']
  },
  function(accessToken, refreshToken, profile, cb, done) {
      process.nextTick(function ()
      {
          User.findOne({'facebook.ID': profile.id}, function (err , user)
          {
              if(err)
              {
                return done(err);
              }

              if(user)
              {
                done(null, user);
              }
              else
              {
                  var cUser = new User();
                  cUser.facebook.ID = profile.id;
                  cUser.facebook.Token = accessToken;
                  cUser.local.FullName = profile.displayName;
                  cUser.local.Password = "";
                  cUser.local.Gender = profile.gender;
                  cUser.local.Country = "";
                  cUser.local.City = "";
                  cUser.local.Email = "";
                  cUser.local.CashPoint = "";
                  cUser.local.Passport = "";
                  cUser.local.Number = "";
                  cUser.local.AreaCode = "";
                  cUser.local.Billing1 = "";
                  cUser.local.Billing2 = "";
                  cUser.local.State = "";
                  cUser.local.Postcode = "";

                  cUser.save(function(err)
                  {
                      if(err)
                      {
                         console.log(err);
                      }
                       done(null, user);

                  });
              }

          });
      });
  }
));

/* Google authentication */

app.get('/auth/google',
  passport.authenticate('google', { scope: ['profile' , 'email']}));

app.get('/auth/google/callback',
  passport.authenticate('google', { failureRedirect: '/' }),
  function(req, res) {
    res.redirect('/account');
  });

passport.use(new GoogleStrategy({
    clientID: configAuth.googleAuth.clientID,
    clientSecret: configAuth.googleAuth.clientSecret,
    callbackURL: configAuth.googleAuth.clientURL,
    profileFields:["id" , "displayName" , "gender" , "emails"]
  },
  function(accessToken, refreshToken, profile, cb, done) {
      process.nextTick(function ()
      {
          User.findOne({'google.ID': profile.id}, function (err , user)
          {
              if(err)
              {
                return done(err);
              }

              if(user)
              {
                done(null, user);
              }
              else
              {
                  var cUser = new User();
                  cUser.google.ID = profile.id;
                  cUser.google.Token = accessToken;
                  cUser.local.FullName = profile.displayName;
                  cUser.local.Password = "";
                  cUser.local.Gender = profile.gender;
                  cUser.local.Country = "";
                  cUser.local.City = "";
                  cUser.local.Email = "";
                  cUser.local.CashPoint = "";
                  cUser.local.Passport = "";
                  cUser.local.Number = "";
                  cUser.local.AreaCode = "";
                  cUser.local.Billing1 = "";
                  cUser.local.Billing2 = "";
                  cUser.local.State = "";
                  cUser.local.Postcode = "";

                  cUser.save(function(err)
                  {
                      if(err)
                      {
                         console.log(err);
                      }
                      done(null, user);
                  });
              }

          });
      });
  }
));

/* Serilize user*/
passport.serializeUser(function(sessionUser, done) {
  sessionUser = {_id:sessionUser._id, State: "Logged In" , Name:sessionUser.local.FullName};
  session = sessionUser;
  done(null, sessionUser);
});

passport.deserializeUser(function(sessionUser, done) {
  done(null, sessionUser);
});