{
    "_id": "5adefce3c4892c0fa1a5078a",
    "nombre": "ailynn",
    "edad": 282,
    "raza": "caucasico",
    "puntosVida": 100,
    "ataque": 30,
    "playerNumber": "ninguno",
    "__v": 0
}

var User = require("../models/User");
var Weapon = require('../models/Weapon');
var weaponCount = require('./weapon');
var turno = 0; // player 1 turn

//CREATE USERS
function createUser(req, res){
  nombre = req.body.nombre;
  edad = req.body.edad;
  raza = req.body.raza;
  puntosVida = req.body.puntosVida;
  ataque = req.body.ataque;
  playerNumber = 'ninguno';

    var user = new User({
      nombre:nombre,
      edad:edad,
      raza:raza,
      puntosVida: puntosVida,
      ataque:ataque,
      playerNumber: playerNumber,
    });

    user.save(function(err, user_new) {
      if(err){
        res.status(500).send({message:err.message});
        res.status(500).send(user.nombre.toUpperCase() + ' ya ha sido creado, pruba otro nombre diferente');
      } else {
        res.status(200).send(user_new);
      }
    });
  }

//FIND USERS
function findAvailableUsers(req,res){
  User.find({},function(err, users){
    if (err) {
      res.status(500).send({message:err.message});
    } else {
      res.status(200).send(users);
    }
  });
}

//GIVE WEAPON TO USERS =>
function giveWeaponToUser(req,res){

  var userName = req.body.nombre;
  var weaponName = req.body.arma;
  var count = 0;


  //counting remaining weapons
  Weapon.find({"nombre": weaponName},function (err, weaponName){
    for (var i = 0; i < weaponName.length; i++) {
      if (weaponName[i].available === true) {
        count++;
      }
    }
  });

  //find weapons which match the body query and the boolean true to convert to false
  Weapon.findOneAndUpdate({"nombre":weaponName, "available": true},{$set:{"available":false}}, function(err, weapon){
    if (err) {
      res.status(500).send({message:err.message});
    } else if(weapon === null){
      res.status(500).send("NO " + weaponName.toUpperCase() + 'S' + " AVAILABLE IN STOCK OR TYPED WRONG (We have pistola, cuchillo, escopeta, bazooka)");
    } else {
      //assign weapon to user selected
      User.findOneAndUpdate({"nombre":userName}, {$set:{"arma":weapon._id}}, function(err, user){

        if (err) {
          res.status(500).send({message:err.message});
        } else if(user === null){ // no name found
          res.status(500).send("NO NAME FOUND: " + userName.toUpperCase() + ", Create it first!");
          console.log(user);

        } else if(user.armaId !== 'ningunId'){ //reasign another weapon message
          res.status(500).send(userName + ' changed the weapon and now have: ' + weaponName.toUpperCase() + ' with ID: ' + weapon._id +  'n Remaining ' + weaponName.toUpperCase() + 'S: ' +  count);
        } else { //give first weapon if doesnt have
          res.status(200).send('Weapon ' + "(" + weaponName.toUpperCase() + ")" + ' with ID: ' + weapon._id + ' has been assigned to ' + userName  +  'n Remaining ' + weaponName.toUpperCase() + 'S: ' + count);
        }
      });
    }
  });
}

function findUser(req,res){

  User.find({"_id":req.params.id}, function(err, user){
    if(err){
      res.status(500).send({message:err.message});
    } else{
      res.status(200).send(user);
    }
  });
}

//FIND USER WITH OBJECT ID
function findUserWithWeaponObj(req, res){

  User.find({"_id":req.params.id})
  .populate({path: 'arma'})// LE PASO EL OBJECTiD Y DESPLIEGO EL OBJETO DEL ARMA
  .exec(function(err, user){
    if (err) {
      res.status(500).send({message:err.message});
    } else{
      res.status(200).send(user);
    }
  });
}

//ATTACK
function attack(req,res){
  var player1 = req.body.ataca;
  var player2 = req.body.atacado;

  User.find({$or:[{"nombre": player1}, {"nombre":player2}]}, function(err, user){
    var jugador1 = user[0];//FRAN
    var jugador2 = user[1];//AILYN


    if (user[0] === undefined || user[1] === undefined) {
      res.status(500).send('No user mactch our DB, create it before play');
    } else {

      if (turno === 0) {//TURNO PRIMERO(FRAN)
        let vidaRestante = jugador2.puntosVida - jugador1.arma.dano;

        if (jugador2.puntosVida <= 0) {
          res.status(200).send(jugador2.nombre + ' HA PERDIDO');
        } else {
          User.updateOne({"nombre":player2},{$set:{"playerNumber":"player2", "puntosVida":vidaRestante}}, function(err, jugador1){
            // res.status(200).send('TURNO DE: ' + player1 +  ' (' + turno + ')' + 'n' + jugador1);
            res.status(200).send('TURNO DE: ' + player1 + ', vida restante: ' + vidaRestante);
            turno = 1;
          });
        }

      }else {//TURNO SEGUNDO(AILYN)
        let vidaRestante = jugador1.puntosVida - jugador2.arma.dano;

        if (jugador1.puntosVida <= 0) {
          res.status(200).send(jugador1.nombre + ' HA PERDIDO');
        }else {
          User.updateOne({"nombre":player1},{$set:{"playerNumber":"player1", "puntosVida":vidaRestante}}, function(err, jugador2){
            // res.status(200).send('TURNO DE: ' + player2 +  ' (' + turno + ')' + 'n' + jugador2);
            res.status(200).send('TURNO DE: ' + player2 + ', vida restante: ' + vidaRestante);
            turno = 0;
          });
        }

      }
    }
  });
}

//INSERT IMAGE
function insertImage(req,res){

  var imagePath = req.files.image.path;//image is my field to fill in the body
  var userId    = req.params.id;

  User.findOneAndUpdate({_id:userId}, {imagen:imagePath}, function(err, user){//image(ver mi model)
    if (err) {
      res.status(500).send({message:err.message});
    } else{
      res.status(200).send('Image: ' + imagePath + ' attached to user: ' + user.nombre);
    }
  });
}