define(["IriSP", "widgets", "util"], function() {
  IriSP.PlayerWidget = function(Popcorn, config, Serializer) {
    IriSP.Widget.call(this, Popcorn, config, Serializer);
    
    this._searchBlockOpen = false;
    this._searchLastValue = "";
  };

  IriSP.PlayerWidget.prototype = new IriSP.Widget();

  IriSP.PlayerWidget.prototype.draw = function() {
    var self = this;
    var width = this.width;
    var height = this.height;
    var heightS = this.height-20;
    
    var searchBox = Mustache.to_html(IriSP.search_template);
    this.selector.append(searchBox);
    
    if (this._config.mode=="radio") {
      var radioPlayer = Mustache.to_html(IriSP.radio_template, {"share_template" : IriSP.share_template});
      this.selector.append(radioPlayer);		
      
      // special tricks for IE 7
      if (IriSP.jQuery.browser.msie == true && IriSP.jQuery.browser.version == "7.0"){
        //__IriSP.jQuery("#LdtPlayer").attr("margin-top","50px");
        this.selector.children("#Ldt-Root").css("padding-top","25px");			
      }
    } else if (this._config.mode == "video") {
    
      var videoPlayer = Mustache.to_html(IriSP.video_template, {"share_template" : IriSP.share_template, "heightS" : heightS});
      this.selector.append(videoPlayer);		
    }
    
    this.selector.children("#Ldt-Annotations").width(width - (75 * 2));
    this.selector.children("#Ldt-Show-Arrow-container").width(width - (75 * 2));
    this.selector.children("#Ldt-ShowAnnotation-audio").width(width - 10);
    this.selector.children("#Ldt-ShowAnnotation-video").width(width - 10);
    this.selector.children("#Ldt-SaKeyword").width(width - 10);
    this.selector.children("#Ldt-controler").width(width - 10);
    this.selector.children("#Ldt-Control").attr("z-index", "100");
    this.selector.children("#Ldt-controler").hide();
    
    this.selector.children("#Ldt-ShowAnnotation-audio").append(IriSP.annotation_loading_template);	

    if(this._config.mode=='radio'){
      this.selector.children("#Ldt-load-container").attr("width",this.width);
    }
          
    this.selector.children("#Ldt-controler").show();
    //__IriSP.jQuery("#Ldt-Root").css('display','visible');
    this.selector.children("#Ldt-ShowAnnotation").click( function () { 
       //__IriSP.jQuery(this).slideUp(); 
    } );

    var LdtpPlayerY = this.selector.children("#Ldt-PlaceHolder").attr("top");
    var LdtpPlayerX = this.selector.children("#Ldt-PlaceHolder").attr("left");
      
    // handle clicks by the user on the video.
    this._Popcorn.listen("play", IriSP.wrap(this, this.playButtonUpdater));
    this._Popcorn.listen("pause", IriSP.wrap(this, this.playButtonUpdater));
    
    this.selector.children("#amount").val(this.selector.children("#slider-range-min").slider("value")+" s");
    this.selector.children(".Ldt-Control1 button:first").button({
      icons: {
        primary: 'ui-icon-play'
      },
      text: false
    }).click(function() { self.playHandler.call(self); })
      .next().button({
      icons: {
        primary: 'ui-icon-seek-next'
      },
       text: false
    });
    this.selector.children(".Ldt-Control2 button:first").button({
      icons: {
        primary: 'ui-icon-search'//,
        //secondary: 'ui-icon-volume-off'
      },
      text: false
    }).click(function() { self.searchButtonHandler.call(self); })
      .next().button({
      icons: {
        primary: 'ui-icon-volume-on'
      },
       text: false
    }).click(function() { self.muteHandler.call(self); } );

    this.selector.children("#ldt-CtrlPlay").attr( "style", "background-color:#CD21C24;" );
    
    this.selector.children("#Ldt-load-container").hide();
    
    if( this._config.mode=="radio" & IriSP.jQuery.browser.msie != true ) {
      IriSP.jQuery( "#Ldtplayer1" ).attr( "height", "0" );
    }


  };

  /* update the icon of the button - separate function from playHandler
     because in some cases (for instance, when the user directly clicks on
     the jwplayer window) we have to change the icon without playing/pausing
  */
  IriSP.PlayerWidget.prototype.playButtonUpdater = function() {
    var status = this._Popcorn.media.paused;
    
    if ( status == true ){        
      this.selector.find(".ui-icon-play").css( "background-position", "-16px -160px" );
      this.selector.find("#ldt-CtrlPlay").attr("title", "Play");
    } else {
      this.selector.find(".ui-icon-play").css( "background-position","0px -160px" );
      this.selector.find("#ldt-CtrlPlay").attr("title", "Pause");
    }  
  };


  IriSP.PlayerWidget.prototype.playHandler = function() {
    var status = this._Popcorn.media.paused;
    
    this.playButtonUpdater();
    
    if ( status == true ){        
      this._Popcorn.play();   
    } else {
      this._Popcorn.pause();
    }  
  };

  IriSP.PlayerWidget.prototype.muteHandler = function() {
    if (!this._Popcorn.muted()) {    
        this._Popcorn.mute(true);
        this.selector.find(" .ui-icon-volume-on ").css("background-position", "-130px -160px");    
      } else {
        this._Popcorn.mute(false);
        this.selector.find( ".ui-icon-volume-on" ).css("background-position", "-144px -160px" );
      }
  };

  IriSP.PlayerWidget.prototype.searchButtonHandler = function() {
      var self = this;

      /* show the search field if it is not shown */
      if ( this._searchBlockOpen == false ) {
        this.selector.find( ".ui-icon-search" ).css( "background-position", "-144px -112px" );
        
        this.selector.find("#LdtSearch").show(100);
        
        this.selector.find("#LdtSearchInput").css('background-color','#fff');
        this.selector.find("#LdtSearchInput").focus();
        this.selector.find("#LdtSearchInput").attr('value', this._searchLastValue);      
        this._Popcorn.trigger("IriSP.search", this._searchLastValue); // trigger the search to make it more natural.
        
        this._searchBlockOpen = true;           
        this.selector.find("#LdtSearchInput").bind('keyup', null, function() { self.searchHandler.call(self); } );
        
        // tell the world the field is open
        this._Popcorn.trigger("IriSP.search.open");
        
    } else {
        this._searchLastValue = this.selector.find("#LdtSearchInput").attr('value');
        this.selector.find("#LdtSearchInput").attr('value','');
        this.selector.find(".ui-icon-search").css("background-position","-160px -112px");
        this.selector.find("#LdtSearch").hide(100);
        
        // unbind the watcher event.
        this.selector.find("#LdtSearchInput").unbind('keypress set');
        this._searchBlockOpen = false;
        
        this._Popcorn.trigger("IriSP.search.closed");
    }
  };

  /* this handler is called whenever the content of the search
     field changes */
  IriSP.PlayerWidget.prototype.searchHandler = function() {
    this._searchLastValue = this.selector.find("#LdtSearchInput").attr('value');
    
    // do nothing if the search field is empty, instead of highlighting everything.
    if (this._searchLastValue == "") {
      this._Popcorn.trigger("IriSP.search.cleared");
    } else {
      this._Popcorn.trigger("IriSP.search", this._searchLastValue);
    }
  };

  /*
    handler for the IriSP.search.found message, which is sent by some views when they
    highlight a match.
  */
  IriSP.PlayerWidget.prototype.searchMatch = function() {
    this.selector.find("#LdtSearchInput").css('background-color','#e1ffe1');
  }

  /* the same, except that no value could be found */
  IriSP.PlayerWidget.prototype.searchNoMatch = function() {
    this.selector.find("#LdtSearchInput").css('background-color','#e1ffe1');
  }
});