//Got help with a few JS functions from Rafaese282's Simon Game, thank you Rafaese!

$(document).ready(function() {
   var sequence = [];
   var playerSeq = [];
   var copySeq;
   var round = 0;
   var strict = false;
   var gameLock = false;
   var gameWon;
   var pos;
   var gameOn = false;
   var newNum;
   var aud1 = new Audio('https://s3.amazonaws.com/freecodecamp/simonSound1.mp3');
   var aud2 = new Audio('https://s3.amazonaws.com/freecodecamp/simonSound2.mp3');
   var aud3 = new Audio('https://s3.amazonaws.com/freecodecamp/simonSound3.mp3');
   var aud4 = new Audio('https://s3.amazonaws.com/freecodecamp/simonSound4.mp3');
   var buzz = new Audio('https://www.freesound.org/data/previews/346/346396_2866779-lq.mp3');

   //Handles power
   $('#power').on('click', onOff);

   //Handles strict mode
   $('#strict').on('click', strictHand);

   //Restart
   $('#start').on('click', startHand);



   //User click input
  $('.cntrl').on('click', playerInput).on('mousedown',function(){
   if(gameOn===true && gameLock===true){
      $(this).toggleClass('bright');
   }
  }).on('mouseup', function(){
   if(gameOn === true && gameLock===true){
      $(this).toggleClass('bright');
   }
  });

  

   function RoundStart() {

      var color = GetSequence();
      sequence.push(color);
      copySeq = arrayCopy(sequence);
      playerSeq = [];
      animate(); 
      round++;
      roundUpdate();
   }

   function arrayCopy(arg) {

      var a = arg;
      var length = a.length;
      var b = new Array(length);
      while (length--) {
         b[length] = a[length];
      }
      return b;
   }

   function LightUp(cntrl) {

      var aud = 'aud' + cntrl;
      playSound(aud); 
      var $cntrl = $('[data-cntrl=' + cntrl + ']').addClass('bright');
      window.setTimeout(function(){
         $cntrl.removeClass('bright'); 
      },250);  

   }

   var GetSequence = function() {

      newNum = Math.floor(Math.random() * 4 + 1);
      return newNum;
   };

   function playSound(aud) {
      switch (aud) {

         case 'aud1':
         aud1.play();
         break;

         case 'aud2':
         aud2.play();
         break;

         case 'aud3':
         aud3.play();
         break;

         case 'aud4':
         aud4.play();
         break;

         case 'buzz':
         buzz.play();
         break;
      }
   }

   function strictHand() {

     if(gameOn===true && gameLock ===false){
      $('#strict').toggleClass('bright');
      $('#strict').hasClass('bright') ? strict = true : strict = false; 


     }
   }

   function roundUpdate() {
      $('.score').text(round);
   }

   function gameReset() {
      $('#start').removeClass('bright');
      sequence = [];
      round = 0;
      playerSeq = [];
      roundUpdate();
      gameLock = false;
   }

   

   //Start handler
   function startHand() {

      if(gameOn===true){
         $('#start').toggleClass('bright');
         if($('#start').hasClass('bright')){
            gameLock = true;
            RoundStart();
         } else{
                  gameReset(); 
         }

      }
   }

   function gameOver() {
      if (win === false) {
         $('#score').text('LOSE');
      } else {
         $('#score').text('WINNER');
      }

   }

   function playerInput() {
      if (gameOn === true && gameLock === true) {
         var posP = $(this).data('cntrl');
         posP = Number(posP);
         playerSeq.push(posP);
         

         if (playerSeq[playerSeq.length-1]  != sequence[playerSeq.length - 1]) {

           
               playSound('buzz');
            
            strictHand();
         } else {
           var aud = 'aud' + $(this).data('cntrl');
           playSound(aud);
           var expire = sequence.length === playerSeq.length;  
            if (expire) {
               if (round === 20) {
                  win = true;
                  gameOver();
               } else {
                  RoundStart();
               }
            }
         }
      }
      

   }


function animate(){

var i = 0; 
var inter = setInterval(function(){
   LightUp(sequence[i]);
   i++;
   if(i >= sequence.length){
      clearInterval(inter);
   } 
}, 500);

}

function onOff() {
     $('#power').toggleClass('bright'); 
     if($('#power').hasClass('bright')){
      gameOn = true;
      round = 0; 
      roundUpdate();
     }else{
            $('#strict').removeClass('bright');
            gameOn= false;
            strict = false; 
            gameReset();
            round = ""; 
            roundUpdate(); 

     }
   }





});