/*
   _                            _
  |_|___ _ _ ___ ___ ___    ___| |_    ___ ___ ___ ___ ___ ___ ___
  | | -_| | |   | -_|_ -|  | -_|  _|  | -_|   | . | .'| . | -_|_ -|
 _| |___|___|_|_|___|___|  |___|_|    |___|_|_|_  |__,|_  |___|___|
|___|                                         |___|   |___|

     Bachir Soussi Chiadmi
     2015
*/

jQuery(document).ready(function($) {
  console.log('Hello Jee');

  var _debug = true,
      _avgDelay = 1,
      _lastDraw = new Date,
      _fps,
      _$nav_cursor;

  var _$body = $('body'),
      _$header = $("#header"),
      _$chapitres = $('.node-chapitre', '#main'),
      _chapitres_len = _$chapitres.length,
      _chapters = [],
      _$container = $('#main'),
      _container = {
        w:_$container.width(),
        h:_$container.height()
      },
      _center = {x:_container.w/2,y:_container.h/2},
      _nav_pos = {x:0, y:0},
      _mouse_down_pos = {x:0,y:0},
      _prev_mouse_pos = {x:0,y:0},
      _fps = 1000/12,
      _dragging = false, _timeout_dragging;

  var _$chapter_wrapper = $('<div>').attr('id', 'chapter-wrapper').appendTo(_$container),
      _loaded_chapter = false;

  var _bubbles = new Array(),
      _stars = new Array();


  function init(){
    if(_debug)
      initDebug();

    initChapterWrapper();
    initChapters();
    launchNav();

    // FULL SCREEN
    var $fullscreenBtn = $('<div>enter</div>').attr('id','fullscreen-btn').appendTo("#root");
    $fullscreenBtn.on('click', onFullScreen);


    // create bubbles
    for (var i = 2; i > 0; i--) {
      _bubbles.push($('<div>').addClass('bubble bubble-'+i).prependTo(_$container));
    };

    // create stars
    for (var i = 20; i > 0; i--) {
      _stars.push(
        $('<div>')
          .addClass('star star-'+i)
          .css({
            left:randB(-400, _container.w+400),
            top:randB(-400, _container.h+400)
          })
          .prependTo(_$container)
      );
    };
  };

  function initDebug(){
    $('<p>').attr('id', 'fps').appendTo(_$container);
    _fps = document.getElementById('fps');
    requestAnimationFrame(displayFps);

    _$nav_cursor = $('<div id="nav-cursor"></div>').appendTo(_$container);
    moveDebugCursor();
  };

  function displayFps(){
    requestAnimationFrame(displayFps);
    var now = new Date;
    var delay = now - _lastDraw;
    _avgDelay += (delay - _avgDelay) / 10;
    _lastDraw = now;

    _fps.innerHTML = (1000/_avgDelay).toFixed(1) + " fps";
  };

  function moveDebugCursor(){
    _$nav_cursor.css({
      left:_nav_pos.x+_center.x+"px",
      top:_nav_pos.y+_center.y+"px"
    });
  };

  function initChapterWrapper(){
    $('<div id="home-btn">')
      .on("click", closeChapterWrapper)
      .appendTo(_$chapter_wrapper);
  };

  function closeChapterWrapper(e){
    _loaded_chapter = false;
    _$chapter_wrapper.removeClass('visible');
    _$body.removeClass('chapter-displayed');
  };

  function initChapters(){
    // Place each chapters on the ellipse contained on the screen
    var base_a = Math.random() *360;
    _$chapitres.each(function(i, e) {
      // Lets create the chapter object and place him self
      _chapters.push(new Chapter(i, e, base_a));

    });
  };

  function launchNav(){

    $(document)
      /*
       ____  _____ _____ _____ _____ _____ _____    _____ _____ _____ _____ _____ _____
      |    \|   __|   __|  |  |_   _|     |  _  |  |   __|  |  |   __|   | |_   _|   __|
      |  |  |   __|__   |    -| | | |  |  |   __|  |   __|  |  |   __| | | | | | |__   |
      |____/|_____|_____|__|__| |_| |_____|__|     |_____|\___/|_____|_|___| |_| |_____|
      */
      .bind('mousedown', function(e){
        console.log('document mousedown');
        clearTimeout(_timeout_dragging);

        if(_loaded_chapter)
          return false;

        // set initial cursor pos
        _mouse_down_pos.x = e.clientX;
        _mouse_down_pos.y = e.clientY;
        updateNavPos(e.clientX, e.clientY, true);

        $(this).bind('mousemove', function(e){
          console.log('document mousemove');
          updateNavPos(e.clientX, e.clientY, false);
        });

        // activate dragging if already activated
        if(!_dragging){
          _dragging = true;
          startMoveNav();
        }
      })
      .bind('mouseup', function(e){
        console.log('document mouseup');

        if(_loaded_chapter)
          return false;

        stopMoveNav();
        $(this).unbind('mousemove');

        // close all preview
        if(Math.abs(e.clientX - _mouse_down_pos.x) < 2
          && Math.abs(e.clientY - _mouse_down_pos.y) < 2)
            for (var i = _chapitres_len - 1; i >= 0; i--)
              _chapters[i].closePreview().unMitigate();
      })
      /*
       _____ _____ _____ _____ _____    _____ _____ _____ _____ _____ _____
      |_   _|     |  |  |     |  |  |  |   __|  |  |   __|   | |_   _|   __|
        | | |  |  |  |  |   --|     |  |   __|  |  |   __| | | | | | |__   |
        |_| |_____|_____|_____|__|__|  |_____|\___/|_____|_|___| |_| |_____|
      */
      .bind('document touchstart', function(e){
        console.log('touchstart');
        clearTimeout(_timeout_dragging);

        if(_loaded_chapter)
          return false;

        // set initial pos
        updateNavPos(e.originalEvent.touches[0].clientX, e.originalEvent.touches[0].clientY, true);

        // activate dragging if already activated
        if(!_dragging){
          _dragging = true;
          startMoveNav();
        }
      })
      .bind('touchmove', function(e){
        console.log('document touchmove');

        if(_loaded_chapter)
          return false;

        updateNavPos(e.originalEvent.touches[0].clientX, e.originalEvent.touches[0].clientY, false);
      })
      .bind('touchend', function(e){
        console.log("document touchend");

        if(_loaded_chapter)
          return false;

        stopMoveNav();
      });

      // TODO : nav on scroll events
  };

  function updateNavPos(x,y,init){
    if(!init){
      _nav_pos.x += x - _prev_mouse_pos.x;
      _nav_pos.y += y - _prev_mouse_pos.y;
      // constrain nav pos on container
      _nav_pos.x = _nav_pos.x < -_center.x*2
        ? -_center.x*2
        : _nav_pos.x > _center.x*2
          ? _center.x*2
          : _nav_pos.x;
      _nav_pos.y = _nav_pos.y < -_center.y*2
        ? -_center.y*2
        : _nav_pos.y > _center.y*2
          ? _center.y*2
          : _nav_pos.y;
    }
    _prev_mouse_pos.x = x;
    _prev_mouse_pos.y = y;

    // debuging cursor
    if(_debug)
      moveDebugCursor();
  };

  function startMoveNav(){
    window.requestAnimationFrame(moveNav);
  };

  function moveNav(){
    // console.log("moveNav");
    if(!_dragging) return;

    window.requestAnimationFrame(moveNav);

    // move chapters
    for (var i = _chapitres_len - 1; i >= 0; i--)
      _chapters[i].move();

    // move header
    _$header.css({
      transform:"translate3d("+(_nav_pos.x)*0.2+"px, "+(_nav_pos.y)*0.2+"px,0)"
    });

    // bubbles and stars dont move so smoothly on tablette ...
    // should keep it only on desktop

    // move bubbles
    // for (var i = _bubbles.length - 1; i >= 0; i--) {
    //   _bubbles[i].css({
    //     transform:"translate3d("+(_nav_pos.x)*0.4+"px, "+(_nav_pos.y)*0.4+"px,0)"
    //   });
    // };

    // move stars
    // for (var i = _stars.length - 1; i >= 0; i--) {
    //   _stars[i].css({
    //     transform:"translate3d("+(_nav_pos.x)*-0.3+"px, "+(_nav_pos.y)*-0.3+"px,0)"
    //   });
    // };
  };

  function stopMoveNav(){
    console.log('stopMoveNav');
    clearTimeout(_timeout_dragging);
    _timeout_dragging = setTimeout(function(){
      console.log("dragging stoped");
      _dragging = false;
    },3000);
  };

  function moveToChapter(chapter){

    // fake a mousdown by providing first pos as current pos
    _prev_mouse_pos.x = _nav_pos.x;
    _prev_mouse_pos.y = _nav_pos.y;

    // calculate the second pos of faked mousemove
    var xl = _center.x - chapter.pos.x - chapter.geom.w/2;
    var yl = 100 - chapter.pos.y;
    updateNavPos(xl, yl, false);
    startMoveNav();
    stopMoveNav();
  };

  function onFullScreen(e){
    launchIntoFullscreen(document.getElementById("root"));
    if(_loaded_chapter)
      setTimeout(_loaded_chapter.buildVideos(), 100);
  };
  /*
     ________                __
    / ____/ /_  ____ _____  / /____  _____
   / /   / __ \/ __ `/ __ \/ __/ _ \/ ___/
  / /___/ / / / /_/ / /_/ / /_/  __/ /
  \____/_/ /_/\__,_/ .___/\__/\___/_/
                  /_/
  */
  function Chapter(i, e, base_a){

    // $e.obj = this;
    this.i = i;
    this.e = e;
    this.$e = $(e);
    this.nid = this.$e.attr("id").match(/^node-(\d+)/)[1];
    this.geom = {
      base_a:base_a,
      a:0,
      r:0,
      w:this.$e.outerWidth(true),
      h:this.$e.outerHeight(true)
    }
    this.pos = {x:0,y:0};
    this.trans = {x:0, y:0,z:0};
    this.ease = randB(0.05, 0.3);

    //drifting
    this.$title = $('h2.node-title', this.$e);
    this.$content = $('.content:first', this.$e);
    this.title_x = 0;
    this.content_x = 0;
    this.drifting_direction = Math.random()-0.5 > 0 ? 1 : -1;
    this.drifting_time = null;


    //preview
    this.is_previewed = false;

    //mitigate
    this.is_mitigated = false;

    //parties
    this.$parties = $('.field-name-field-partie', e);
    this.parts_pos = {xs:new Array(), ys:new Array()};
    this.lines = new Array();
    this.linesAnimeStartTime = 0,
    this.linesAnimeDuration = 2000; // milli sec

    // chapter
    this.$n = false;
    this.$blocks = false;
    this.$vids_container = false;
    this.$vids = false;
    this.texts_pos = shuffleArray([1,2,3]);
    this.dimvideo = {w:0, h:0};
    this.$slider = null;
    this.cur_vid_playing = 0;

    // prototypes
    if (typeof Chapter.initialized == "undefined") {

      Chapter.prototype.init = function(){
        this.setInitPos();
        this.drawLines();
        this.setEvents();
        this.initDrifiting();
      };

      Chapter.prototype.setInitPos = function(){
        // distribute elements arround the center
        this.geom.a = (360/_chapitres_len*this.i+this.geom.base_a)*Math.PI/180;

        // console.log("Chapter :: setInitPos", this.$e);
        this.geom.c = Math.cos(this.geom.a);
        this.geom.s = Math.sin(this.geom.a);
        this.geom.abs_c = Math.abs(this.geom.c);
        this.geom.abs_s = Math.abs(this.geom.s);

        if (this.geom.abs_c * _container.h > this.geom.abs_s * _container.w) {
          // It crosses left or right side
          this.geom.r = (_center.x / this.geom.abs_c)*0.5;
        }else {
          // Top or bottom side
          this.geom.r = (_center.y / this.geom.abs_s)*0.5;
        }

        // change randomly radius
        if(this.i%2){
          this.geom.r = randB(this.geom.r*1.5, this.geom.r*2);
        }else{
          this.geom.r = randB(this.geom.r*0.8, this.geom.r*1.5);
        }

        this.pos.x = Math.round(_center.x+this.geom.r *  this.geom.c) - this.geom.w/2;
        this.pos.y = Math.round(_center.y+this.geom.r * -this.geom.s) - this.geom.h/2;

        console.log('this', this);
        this.$e.css({
          left:this.pos.x,
          top:this.pos.y
        });
      };// setIniPos()

      Chapter.prototype.setEvents = function(){
        //http://technify.me/user-experience/javascript/jquery/trigger-custom-events-with-jquery/
        // click to preview chapter
        $('h2.node-title, .field-name-field-partie:first>.field-name-field-vignette', this.$e)
          .on('click', this, function(e){
            // e.stopImmediatePropagation();
            e.stopPropagation();
            e.preventDefault();
            e.data.preview(e);
            return false;
          });

        $('.links a', this.$e)
          .on('click', this, function(e){
            e.stopPropagation();
            e.preventDefault();
            e.data.loadNode();
            return false;
          });
      };

      Chapter.prototype.initDrifiting = function(){
        // an other option could be to drift the whole page with the same engine than draging
        requestAnimationFrame(this.drift.bind(this));
      };

      Chapter.prototype.drift = function(timestamp){
        requestAnimationFrame(this.drift.bind(this));

        var now = new Date().getTime(),
            dt = now - (this.drifting_time || now);

        this.drifting_time = now;

        if(!this.is_previewed){

          this.title_x += (10/1000)*dt*this.drifting_direction;
          this.content_x += (6/1000)*dt*this.drifting_direction;

          this.drifting_direction =
            this.content_x > randB(100,130)
              ? -1
              : this.content_x < -randB(100,130)
                ? 1
                : this.drifting_direction;

          this.$title.css({
            transform:"translate3d("+this.title_x+"px,0,0)",
          });
          this.$content.css({
            transform:"translate3d("+this.content_x+"px,0,0)",
          });
        }
      };

      Chapter.prototype.move = function(){
        this.trans.x += (_nav_pos.x - this.trans.x)*this.ease;
        this.trans.y += (_nav_pos.y - this.trans.y)*this.ease;

        // this.trans.z = Math.floor(Math.sqrt(
        //   Math.pow(
        //     _center.x-(this.pos.x+this.trans.x)
        //     ,2
        //   )
        //   +
        //   Math.pow(
        //     _center.y-(this.pos.y+this.trans.y)
        //     ,2
        //   )
        // ));

        // if(this.i === 0)
        //   console.log(this.i+" this.trans.z", this.trans.z);

        this.$e.css({
          transform:'translate3d('+this.trans.x+'px,'+this.trans.y+'px,0)'
          // scale:this.trans.z
        });
      };

      Chapter.prototype.preview = function(){
        // don't relaunch preview more that one time
        if(this.is_previewed) return;

        console.log('preview', this.i);

        this.unMitigate();

        this.is_previewed = true;

        // close other chapters
        for (var i = _chapitres_len - 1; i >= 0; i--)
          if(i !== this.i)
            _chapters[i].closePreview().mitigate();

        this.displayPreview();

        moveToChapter(this);
      };

      Chapter.prototype.displayPreview = function(e){
        // define randomly position of parties
        this.resetPartsPos();

        // apply new position to parties
        var that = this;
        this.$parties.each(function(i, e) {
          setTimeout(
            (function(i, e, xs, ys){
              return function(){
                $(e)
                  .css({
                    transform:"translate3d("+xs[i]+"px,"+ys[i]+"px,0)",
                  });
                }
            }(i, e, that.parts_pos.xs, that.parts_pos.ys)),
          10);

        }); // each $parties

        this.$e.addClass('previewed');
        requestAnimationFrame(this.animeLines.bind(this));
      };

      Chapter.prototype.resetPartsPos = function(){
        this.parts_pos = {xs:new Array(), ys:new Array()};
        for (var i = 0; i < 3; i++) {
          switch(i){
            case 0:
              this.parts_pos.xs.push(randB(-30,30));      this.parts_pos.ys.push(randB(90,110));     break;
            case 1:
              this.parts_pos.xs.push(randB(180,280));     this.parts_pos.ys.push(randB(250,350));   break;
            case 2:
              this.parts_pos.xs.push(randB(-280,-180));   this.parts_pos.ys.push(randB(430,530));   break;
          }
        };
        this.parts_pos.xs = shuffleArray(this.parts_pos.xs);
        this.parts_pos.ys = shuffleArray(this.parts_pos.ys);
      };

      Chapter.prototype.closePreview = function(){
        if(!this.is_previewed) return this;

        this.$e.removeClass('previewed')
          .find('.field-name-field-partie')
          .css({transform:"none"});
        requestAnimationFrame(this.animeLines.bind(this));
        this.is_previewed = false;
        return this;
      };

      Chapter.prototype.mitigate = function(){
        if(this.is_mitigated) return this;
        this.$e.addClass('mitigated');
        return this;
      };

      Chapter.prototype.unMitigate = function(){
        if(this.is_mitigated) return this;
        this.$e.removeClass('mitigated');
        return this;
      };

      Chapter.prototype.drawLines = function(){
        for (var i = 0; i < 2; i++) {
          this.lines.push({
            $line:$("<div>").addClass('line', 'line-'+i).prependTo(this.$parties[i])
          });
        };
      };

      Chapter.prototype.animeLines = function(timestamp){
        // console.log("anime line "+this.nid);
        // get the time on first anime launch
        if(this.linesAnimeStartTime === 0)
          this.linesAnimeStartTime = timestamp;

        // limit the animation time
        if(timestamp - this.linesAnimeStartTime < this.linesAnimeDuration){
          requestAnimationFrame(this.animeLines.bind(this));
        }else{
          this.linesAnimeStartTime = 0;
        }

        // get the lines length
        var l, a, pos1, pos2;
        for (var i = 0; i < this.lines.length; i++) {
          pos1 =  this.$parties.eq(i).position();
          pos2 = this.$parties.eq(i+1).position();

          l = Math.sqrt(
            Math.pow(
              pos2.left - pos1.left
              ,2
            )
            +
            Math.pow(
              pos2.top - pos1.top
              ,2
            )
          );

          // get the rotation
          a = 180 / 3.14 * Math.acos((pos2.top - pos1.top) / l);
          if(pos2.left > pos1.left)
            a *= -1;

          // console.log("a = "+a);
          this.lines[i].$line.css({
            'height':l,
            transform:"rotate3d(0,0,1,"+a+"deg)"
          });

        };
      };


      //  _____ _____ _____ _____    _____ _____ _____ _____ _____ _____ _____
      // |     |  _  |   __|   | |  |     |  |  |  _  |  _  |_   _|   __| __  |
      // |  |  |   __|   __| | | |  |   --|     |     |   __| | | |   __|    -|
      // |_____|__|  |_____|_|___|  |_____|__|__|__|__|__|    |_| |_____|__|__|

      Chapter.prototype.loadNode = function(e){
        // console.log("Chapter :: open : nid", this.nid);
        $.getJSON(
          '/jee/chapter/'+this.nid,
          {},
          this.nodeLoaded.bind(this)
        );
        _$body.addClass('chapter-displayed');
      };

      Chapter.prototype.nodeLoaded = function(json, textstatus){
        console.log('Chapter :: nodeLoaded '+this.nid+' : json', json);

        // remove previous loaded nodes
        _$chapter_wrapper.find('.node').remove();

        // insert ajax loaded into dom
        _$chapter_wrapper.append(json.node);

        // record some usefull data
        this.$n = $('.node-chapitre', _$chapter_wrapper);
        this.$blocks = $('.field-type-text-long', this.$n);
        this.$vids_container = $('.field-name-field-partie', this.$n);
        this.$vids = $('iframe', this.$vids_container);
        // record the current loaded chapter
        // this will stop first interface to run
        _loaded_chapter = this;

        // wait to build correct display of chapter
        setTimeout(this.displayNode.bind(this), 100);
      };

      Chapter.prototype.displayNode = function(){
        console.log('Chapter :: displayNode '+this.nid);

        // place text blocks
        this.texts_pos = shuffleArray([1,2,3]);
        this.$blocks
          .each(this.placeText.bind(this))
          .pep({
            allowDragEventPropagation:false,
            disableSelect:true,
            velocityMultiplier:1
          });

        // build video player
        this.buildVideos();

        // show the whole thing
        _$chapter_wrapper.addClass('visible');

        // this.$vids.eq(this.cur_vid_playing).vimeo('play');
      };

      Chapter.prototype.placeText = function(i, e){
        // console.log("Chapter :: placeText", e);
        switch(this.texts_pos[i]){
          case 1: // top right
            $(e)
              .css({
                top:randB(_container.h*0.05-$(e).height(),_container.h*0.15-$(e).height()),
                left:randB(_container.w*0.8-$(e).width(),_container.w*0.9-$(e).width())
              })
              // .pep({debug:true, startPos:{bottom:randB(80,90),right:randB(80,90)}})
              .find('.field-label')
                .appendTo(e);
          break;
          case 2: // bottom left
            $(e).css({
              top:randB(_container.h*0.8,_container.h*0.9),
              left:randB(_container.w*0.1,_container.w*0.2)
            });
            // $(e).pep({debug:true, startPos:{top:randB(80,90),left:randB(10,30)}});
          break;
          case 3: // bottom right
            $(e).css({
              top:randB(_container.h*0.8,_container.h*0.9),
              left:randB(_container.w*0.7,_container.w*0.9-$(e).width())
            });
            // $(e).pep({debug:true, startPos:{top:randB(80,90),right:randB(10,30)}});
          break;
        }
      };

      Chapter.prototype.buildVideos = function(){
        console.log('Chapter :: buildVideos');

        this.dimvideo.h = this.$vids_container.height();

        // redim each iframe to fit
        // add a mask on top of each iframe to avoid bad interaction with vimeo
        this.$vids
          .after('<div class="mask"></div>')
          .each(this.redimVideo.bind(this));

        this.$vids_container.css({
          width:this.dimvideo.w*1.2,
          height:this.dimvideo.h,
          marginLeft:(_container.w-this.dimvideo.w*1.2)/2
        });

        // create the slider with peppermint
        this.$slider = $('.field-items', this.$vids_container).Peppermint({
          onSlideChange:this.onSlideChange.bind(this)
        });
      };

      Chapter.prototype.redimVideo = function(i,e){
        // compute proportional video width ragarding the parent height
        this.dimvideo.w = (this.dimvideo.h * parseInt($(e).attr("width")))/parseInt($(e).attr("height"));
        // apply thees sizes
        $(e)
          .css({ width:this.dimvideo.w, height:this.dimvideo.h })
          .attr({ width:this.dimvideo.w, height:this.dimvideo.h })
            // add some paading to parent for slider display
            .parent()
              .css({
                paddingLeft:this.dimvideo.w*0.15,
                paddingright:this.dimvideo.w*0.15
              })
              .on("click", this.onClickVid.bind(this));
      };

      Chapter.prototype.onClickVid = function(e){
        e.stopPropagation();
        e.preventDefault();
        console.log('Chapter :: onClickVid '+this.nid, e);

        var $vid = $('iframe', e.currentTarget);

        $vid.vimeo('paused', function(data){

          console.log('paused : ', data);

          if(data){
            $vid.vimeo('play');
          }else{
            $vid.vimeo('pause');
          }
        });


        return false;
      };

      Chapter.prototype.onSlideChange = function(){
        console.log('onSlideChange '+this.nid, this.$slider.data('Peppermint').getCurrentPos());

        //stop current video playing
        this.$vids.eq(this.cur_vid_playing).vimeo('pause');

        // start new current video
        this.cur_vid_playing = this.$slider.data('Peppermint').getCurrentPos();
        this.$vids.eq(this.cur_vid_playing).vimeo('play');
      };

      Node.initialized = true;
    };

    this.init();
  };//Chapter


  /*
      __  __________    ____  __________  _____
     / / / / ____/ /   / __ \/ ____/ __ \/ ___/
    / /_/ / __/ / /   / /_/ / __/ / /_/ /\__ \
   / __  / /___/ /___/ ____/ /___/ _, _/___/ /
  /_/ /_/_____/_____/_/   /_____/_/ |_|/____/

  */
  function randB(min, max){
    return Math.random() * (max - min) + min;
  };

  //+ Jonas Raoni Soares Silva
  //@ http://jsfromhell.com/array/shuffle [v1.0]
  function shuffleArray(o){ //v1.0
      for(var j, x, i = o.length; i; j = Math.floor(Math.random() * i), x = o[--i], o[i] = o[j], o[j] = x);
      return o;
  };

  if (!Date.now) {
    Date.now = function now() {
      return new Date().getTime();
    };
  }

  function translate3d(x, y, z){
    // return
  };

  /*
      _       _ __
     (_)___  (_) /_
    / / __ \/ / __/
   / / / / / / /_
  /_/_/ /_/_/\__/

  */
  init();
});

/*
    ____  __________  __  ___________________   ___    _   ________  ______  ______________  _   __   __________  ___    __  _________
   / __ \/ ____/ __ \/ / / / ____/ ___/_  __/  /   |  / | / /  _/  |/  /   |/_  __/  _/ __ \/ | / /  / ____/ __ \/   |  /  |/  / ____/
  / /_/ / __/ / / / / / / / __/  \__ \ / /    / /| | /  |/ // // /|_/ / /| | / /  / // / / /  |/ /  / /_  / /_/ / /| | / /|_/ / __/
 / _, _/ /___/ /_/ / /_/ / /___ ___/ // /    / ___ |/ /|  // // /  / / ___ |/ / _/ // /_/ / /|  /  / __/ / _, _/ ___ |/ /  / / /___
/_/ |_/_____/\___\_\____/_____//____//_/    /_/  |_/_/ |_/___/_/  /_/_/  |_/_/ /___/\____/_/ |_/  /_/   /_/ |_/_/  |_/_/  /_/_____/

*/
(function() {
  var lastTime = 0;
  var vendors = ['ms', 'moz', 'webkit', 'o'];
  for(var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {
    window.requestAnimationFrame = window[vendors[x]+'RequestAnimationFrame'];
    window.cancelAnimationFrame = window[vendors[x]+'CancelAnimationFrame']
                                 || window[vendors[x]+'CancelRequestAnimationFrame'];
  }

  if (!window.requestAnimationFrame)
    window.requestAnimationFrame = function(callback, element) {
      var currTime = new Date().getTime();
      var timeToCall = Math.max(0, 16 - (currTime - lastTime));
      var id = window.setTimeout(function() { callback(currTime + timeToCall); },
        timeToCall);
      lastTime = currTime + timeToCall;
      return id;
  };

  if (!window.cancelAnimationFrame)
    window.cancelAnimationFrame = function(id) {
        clearTimeout(id);
    };
}());


/*
    ____      ____
   / __/_  __/ / /  __________________  ___  ____
  / /_/ / / / / /  / ___/ ___/ ___/ _ \/ _ \/ __ \
 / __/ /_/ / / /  (__  ) /__/ /  /  __/  __/ / / /
/_/  \__,_/_/_/  /____/\___/_/   \___/\___/_/ /_/
*/

// http://davidwalsh.name/fullscreen
// http://www.sitepoint.com/html5-full-screen-api/

// Find the right method, call on correct element
function launchIntoFullscreen(element) {
  if(element.requestFullscreen) {
    element.requestFullscreen();
  } else if(element.mozRequestFullScreen) {
    element.mozRequestFullScreen();
  } else if(element.webkitRequestFullscreen) {
    element.webkitRequestFullscreen();
  } else if(element.msRequestFullscreen) {
    element.msRequestFullscreen();
  }
}


/*
    ____  __    __  _____________   _______
   / __ \/ /   / / / / ____/  _/ | / / ___/
  / /_/ / /   / / / / / __ / //  |/ /\__ \
 / ____/ /___/ /_/ / /_/ // // /|  /___/ /
/_/   /_____/\____/\____/___/_/ |_//____/
*/
// https://css-tricks.com/snippets/jquery/draggable-without-jquery-ui/
// (function($) {
//   $.fn.drags = function(opt) {

//     opt = $.extend({handle:"",cursor:"move"}, opt);

//     if(opt.handle === "") {
//       var $el = this;
//     } else {
//       var $el = this.find(opt.handle);
//     }

//     return $el.css('cursor', opt.cursor).on("mousedown", function(e) {
//       if(opt.handle === "") {
//         var $drag = $(this).addClass('draggable');
//       } else {
//         var $drag = $(this).addClass('active-handle').parent().addClass('draggable');
//       }
//       var z_idx = $drag.css('z-index'),
//           drg_h = $drag.outerHeight(),
//           drg_w = $drag.outerWidth(),
//           pos_y = $drag.offset().top + drg_h - e.pageY,
//           pos_x = $drag.offset().left + drg_w - e.pageX;
//       $drag.css('z-index', 1000).parents().on("mousemove", function(e) {
//         $('.draggable').offset({
//             top:e.pageY + pos_y - drg_h,
//             left:e.pageX + pos_x - drg_w
//         }).on("mouseup", function() {
//             $(this).removeClass('draggable').css('z-index', z_idx);
//         });
//       });
//       e.preventDefault(); // disable selection
//     }).on("mouseup", function() {
//       if(opt.handle === "") {
//         $(this).removeClass('draggable');
//       } else {
//         $(this).removeClass('active-handle').parent().removeClass('draggable');
//       }
//     });

//   }
// })(jQuery);






// remove navbar
// $(document).ready(function() {

//   if (navigator.userAgent.match(/Android/i)) {
//     window.scrollTo(0,0); // reset in case prev not scrolled
//     var nPageH = $(document).height();
//     var nViewH = window.outerHeight;
//     if (nViewH > nPageH) {
//       nViewH -= 250;
//       $('BODY').css('height',nViewH + 'px');
//     }
//     window.scrollTo(0,1);
//   }

// });

// OR

// function hideAddressBar(){
//   if(document.documentElement.scrollHeight<window.outerHeight/window.devicePixelRatio)
//     document.documentElement.style.height=(window.outerHeight/window.devicePixelRatio)+'px';
//   setTimeout(window.scrollTo(1,1),0);
// }
// window.addEventListener("load",function(){hideAddressBar();});
// window.addEventListener("orientationchange",function(){hideAddressBar();});

// OR

// function hideAddressBar() {
//   if(!window.location.hash) {
//     if(document.height < window.outerHeight)
//       document.body.style.height = (window.outerHeight + 50) + 'px';
//     setTimeout( function(){
//         window.scrollTo(0, 1);
//         document.body.style.height = 'auto';
//       }, 50 );
//   }
// }
// window.addEventListener("load",function(){hideAddressBar();});
// window.addEventListener("orientationchange",function(){hideAddressBar();});


// Drupal.behaviors.init_theme = function (context) {
//   // Growl-style system messages
//   $('#messages-and-help > div.messages:not(.processed)')
//     .addClass('processed')
//     .each(function() {
//       // If a message meets these criteria, we don't autoclose
//       // - contains a link
//       // - is an error or warning
//       // - contains a lenghthy amount of text
//       if ($('a', this).size() || $(this).is('.error') || $(this).is('.warning') || $(this).text().length > 100) {
//         $(this).prepend("<span class='close'>X</span>");
//         $('span.close', this).click(function() {
//           $(this).parent().slideUp('fast');
//         });
//       }
//       else {
//         // This essentially adds a 3 second pause before hiding the message.
//         $(this).animate({opacity:1}, 5000, 'linear', function() {
//           $(this).slideUp('fast');
//         });
//       }
//     });
// };