var glob_width;
var glob_height;
var glob_elem;
var glob_id;

if (document.addEventListener)
{
    document.addEventListener('webkitfullscreenchange', exitHandler, false);
    document.addEventListener('mozfullscreenchange', exitHandler, false);
    document.addEventListener('fullscreenchange', exitHandler, false);
    document.addEventListener('MSFullscreenChange', exitHandler, false);
}

function exitHandler() {
    if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
        if (!document.fullscreenElement && !document.mozFullScreenElement &&
            !document.webkitFullscreenElement && !document.msFullscreenElement) { 
            $(glob_elem).css("width", "100%");
            $(glob_elem).css("height", "100%");
            $(glob_elem).css("background-color", "white");
            $(glob_elem).css("color", "#000");
            $("#front-quality-text").text("Size: 25%");
            $("#top-quality-text").text("Size: 25%");
            $("#left-quality-text").text("Size: 25%");
            $("#"+glob_id).width('100%');
            $("#"+glob_id).height("100%");
        } else {
            $("#front-quality-text").text("Size: 100%");
            $("#top-quality-text").text("Size: 100%");
            $("#left-quality-text").text("Size: 100%");
        }
    }
}


function toggleFullscreen(elem, _id) {
    elem = elem || document.documentElement;

    console.log("ID: "+_id);
    var ori_width = glob_width
    var ori_height = glob_height;
      
    var fs_scale;
    var myRatio;
    if (window.devicePixelRatio < 1) {
        myRatio = 1.0;
    } else {
        myRatio = 2.0;
    }
        
    $("#"+_id).css('width', 'auto')
    $("#"+_id).css('height', 'auto')

    if (!document.fullscreenElement && !document.mozFullScreenElement &&
      !document.webkitFullscreenElement && !document.msFullscreenElement) { 
      if ((ori_height*1.2) > ori_width) {
        //newWidth = screen.width * (1/Math.ceil(window.devicePixelRatio));
        //newHeight = screen.width * (ori_height/ori_width) * (1/Math.ceil(window.devicePixelRatio));
        newWidth = screen.width * (1/ myRatio);
        newHeight = screen.width * (ori_height/ori_width) * (1/ myRatio);
  
        $("#"+_id).removeAttr('width');
        $("#"+_id).height("80%");
      } else {
        newHeight = screen.height * (1/myRatio);
        newWidth = screen.height * (ori_width/ori_height) * (1/myRatio);
        $("#"+_id).removeAttr('height');
        $("#"+_id).width("100%");
        //newHeight = screen.height * (1/Math.ceil(window.devicePixelRatio));
        //newWidth = screen.height * (ori_width/ori_height) * (1/Math.ceil(window.devicePixelRatio));
      }

      $(elem).css("height", (newHeight)+"px");
      $(elem).css("width", (newWidth)+"px");

      //$("#"+_id).removeAttr('width');
      //$("#"+_id).height("80%");
      //$(elem).css("width", "200px");
      
      $(elem).css("background-color", "black");
      $(elem).css("color", "#ccc");

      if (elem.requestFullscreen) {
        elem.requestFullscreen();
      } else if (elem.msRequestFullscreen) {
        elem.msRequestFullscreen();
      } else if (elem.mozRequestFullScreen) {
        elem.mozRequestFullScreen();
      } else if (elem.webkitRequestFullscreen) {
        elem.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
      }
    } else {
      $("#"+_id).width('100%');
      $("#"+_id).height("100%");
      //$(elem).css("width", "100%");
      $(elem).css("background-color", "white");
      $(elem).css("color", "#000");

      if (document.exitFullscreen) {
        document.exitFullscreen();
      } else if (document.msExitFullscreen) {
        document.msExitFullscreen();
      } else if (document.mozCancelFullScreen) {
        document.mozCancelFullScreen();
      } else if (document.webkitExitFullscreen) {
        document.webkitExitFullscreen();
      }
    }
}

$(function() {

    $(window).resize(function() {
        $("#front-quality-text").text("Magnification: " + ($("#img-front").width()  / parseInt($("#front-count").text())).toFixed(2).toString() + "%");
        $("#top-quality-text").text("Magnification: " + ($("#img-top").height()  / parseInt($("#top-count").text())).toFixed(2).toString() + "%");
        $("#left-quality-text").text("Magnification: " + ($("#placeholder-left").height()  / parseInt($("#left-count").text())).toFixed(2).toString() + "%"); 
    });


    $( "#slider-left" ).slider({
        range: "max",
        min: 1,
        max: parseInt($("#left-count").text()),
        value: 1,
        slide: function( event, ui ) {
            //console.log(ui.value);
            var name = $( "select option:selected" ).text();
            var id = $( "select option:selected" ).val();
            $("#left-text").text(ui.value);
            // update image src
            // data-zoom-image
            //$("#placeholder-left").attr("data-zoom-image", "img?id="+id+"&name="+name+"&type=left-resized&counter="+(ui.value-1));
            var imageUrl = "img?id="+id+"&name="+name+"&type=left&counter="+(ui.value-1);
            $("#placeholder-left-zoomContainer > .zoomWindowContainer > div").css('background-image', 'url("' + imageUrl + '")');
            //$("#placeholder-left-zoomContainer > .zoomLens").css('background-image', 'url("' + imageUrl + '")');
            
            if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
                if (!document.fullscreenElement && !document.mozFullScreenElement &&
                    !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                    $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left-resized&counter="+(ui.value-1));
                } else {
                    $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left&counter="+(ui.value-1));
                }
            } else {
                $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left-resized&counter="+(ui.value-1));
            }
            
        }
    });
    
    $( "#slider-right" ).slider({
        range: "max",
        min: 1,
        max: parseInt($("#front-count").text()),
        value: 1,
        slide: function( event, ui ) {
            //console.log(ui.value);
            var name = $( "select option:selected" ).text();
            var id = $( "select option:selected" ).val();
            $("#front-text").text(ui.value);
            // update image src
            var imageUrl = "img?id="+id+"&name="+name+"&type=front&counter="+(ui.value-1);
            $("#img-front-zoomContainer > .zoomWindowContainer > div").css('background-image', 'url("' + imageUrl + '")');
            //$("#img-front-zoomContainer > .zoomLens").css('background-image', 'url("' + imageUrl + '")');
            //$("#img-front").attr("data-zoom-image", "img?id="+id+"&name="+name+"&type=left-resized&counter="+(ui.value-1));
            if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
                if (!document.fullscreenElement && !document.mozFullScreenElement &&
                    !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                    $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front-resized&counter="+(ui.value-1));
                } else {
                    $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front&counter="+(ui.value-1));
                }
            } else {
                $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front-resized&counter="+(ui.value-1));
            }
        }
    });
    
    $( "#slider-center" ).slider({
        range: "max",
        min: 1,
        max: parseInt($("#top-count").text()),
        value: 1,
        slide: function( event, ui ) {
            //console.log(ui.value);
            var name = $( "select option:selected" ).text();
            var id = $( "select option:selected" ).val();
            $("#top-text").text(ui.value);
            // update image src
            var imageUrl = "img?id="+id+"&name="+name+"&type=top&counter="+(ui.value-1);
            $("#img-top-zoomContainer > .zoomWindowContainer > div").css('background-image', 'url("' + imageUrl + '")');
            //$("#img-top-zoomContainer > .zoomLens").css('background-image', 'url("' + imageUrl + '")');
            if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
                if (!document.fullscreenElement && !document.mozFullScreenElement &&
                    !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                    $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top-resized&counter="+(ui.value-1));
                } else {
                    $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top&counter="+(ui.value-1));
                }
            } else {
                $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top-resized&counter="+(ui.value-1));
            }
        }
    });
    
    $( "#download" ).click(function(e) {
        var did = $( "select option:selected" ).text();
        e.preventDefault();  //stop the browser from following
        window.location.href = 'download?did=' + did;
    });

    $('.target').change(function() {
        var name = $(this).find("option:selected").text();
        var index = $(this).find("option:selected").val();
        $.ajax({
            url: 'update?index=' + index + '&name=' + name,
            type: 'GET',
            success: function (response) {
                console.log("Success.");
                console.log(response);
                $("#size").text("("+response.data_size+" GB)");

                var html = "<span>Description</span>";
                for (i = 0; i < response["desc"].length; i++) { 
                    if (response["desc"][i]["type"] == "i") {
                        tmp = "<i>" + response["desc"][i]["text"] + "</i>";
                    } else if (response["desc"][i]["type"] == "p") {
                        tmp = response["desc"][i]["text"];
                    }
                    html += tmp;
                }
                $("#description").empty().append(html);

                $("#front-count-text").text(" (max: " + response.front_count + ")");
                $("#left-count-text").text(" (max: " + response.left_count + ")");
                $("#top-count-text").text(" (max: " + response.top_count + ")");
                $("#front-count").text(response.front_count);
                $("#left-count").text(response.left_count);
                $("#top-count").text(response.top_count);
                $("#slider-right").slider("option", "max" , response.front_count );
                $("#slider-left").slider("option", "max" , response.left_count );
                $("#slider-center").slider("option", "max" , response.top_count );
            
                var left_index = $( "#slider-left" ).slider( "option", "value" );
                var top_index = $( "#slider-center" ).slider( "option", "value" );
                var front_index = $( "#slider-right" ).slider( "option", "value" );
                // update images
                $("#placeholder-left").attr("src", "img?id="+index+"&name="+name+"&type=left-resized&counter="+(left_index-1));
                $("#img-top").attr("src", "img?id="+index+"&name="+name+"&type=top-resized&counter="+(top_index-1));
                $("#img-front").attr("src", "img?id="+index+"&name="+name+"&type=front-resized&counter="+(front_index-1));
           
                var imageUrlLeft = "img?id="+index+"&name="+name+"&type=left&counter="+(left_index-1);
                var imageUrlTop ="img?id="+index+"&name="+name+"&type=top&counter="+(top_index-1); 
                var imageUrlFront = "img?id="+index+"&name="+name+"&type=front&counter="+(front_index-1);
                $("#placeholder-left-zoomContainer > .zoomWindowContainer > div").css('background-image', 'url("' + imageUrlLeft + '")');
                $("#img-top-zoomContainer > .zoomWindowContainer > div").css('background-image', 'url("' + imageUrlTop + '")');
                $("#img-front-zoomContainer > .zoomWindowContainer > div").css('background-image', 'url("' + imageUrlFront + '")');
    
                $("#front-quality-text").text("Magnification: " + ($("#img-front").width()  / parseInt($("#front-count").text())).toFixed(2).toString());
                $("#top-quality-text").text("Magnification: " + ($("#img-top").height()  / parseInt($("#top-count").text())).toFixed(2).toString());
                $("#left-quality-text").text("Magnification: " + ($("#placeholder-left").height()  / parseInt($("#left-count").text())).toFixed(2).toString()); 
            },
            error: function () {
                console.log("Error.")
            }
        });
        $("#img-preview").attr("src", "img?id="+index+"&name="+name+"&type=preview&counter=0");
    });

    $("#front-left").click( function() {
        var index = parseInt($("#front-text").text());
        var name = $( "select option:selected" ).text();
        var id = $( "select option:selected" ).val();
        index -= 1;
        if (index < 1) {
            index = 1;
        }
        $("#front-text").text(index);

        if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
            if (!document.fullscreenElement && !document.mozFullScreenElement &&
                !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front-resized&counter="+index.toString());
            } else {
                $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front&counter="+index.toString());
            }
        } else {
            $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front-resized&counter="+index.toString());
        }
    });
    
    $("#front-right").click( function() {
        var index = parseInt($("#front-text").text());
        var max_count = parseInt($("#front-count").text());
        var name = $( "select option:selected" ).text();
        var id = $( "select option:selected" ).val();

        //console.log(index, max_count);
        index += 1;
        if (index > max_count) {
            index = max_count;
        }
        $("#front-text").text(index);
        // update image src
        if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
            if (!document.fullscreenElement && !document.mozFullScreenElement &&
                !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front-resized&counter="+index.toString());
            } else {
                $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front&counter="+index.toString());
            }
        } else {
            $("#img-front").attr("src", "img?id="+id+"&name="+name+"&type=front-resized&counter="+index.toString());
        }
    });
    
    $("#top-left").click( function() {
        var index = parseInt($("#top-text").text());
        var name = $( "select option:selected" ).text();
        var id = $( "select option:selected" ).val();
        index -= 1;
        if (index < 1) {
            index = 1;
        }
        $("#top-text").text(index);
        if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
            if (!document.fullscreenElement && !document.mozFullScreenElement &&
                !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top-resized&counter="+index.toString());
            } else {
                $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top&counter="+index.toString());
            }
        } else {
            $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top-resized&counter="+index.toString());
        }
    });
    
    $("#top-right").click( function() {
        var index = parseInt($("#top-text").text());
        var max_count = parseInt($("#top-count").text());
        var name = $( "select option:selected" ).text();
        var id = $( "select option:selected" ).val();

        //console.log(index, max_count);
        index += 1;
        if (index > max_count) {
            index = max_count;
        }
        $("#top-text").text(index);
        // update image src
        if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
            if (!document.fullscreenElement && !document.mozFullScreenElement &&
                !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top-resized&counter="+index.toString());
            } else {
                $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top&counter="+index.toString());
            }
        } else {
            $("#img-top").attr("src", "img?id="+id+"&name="+name+"&type=top-resized&counter="+index.toString());
        }
    });
    
    $("#left-left").click( function() {
        var index = parseInt($("#left-text").text());
        var name = $( "select option:selected" ).text();
        var id = $( "select option:selected" ).val();
        index -= 1;
        if (index < 1) {
            index = 1;
        }
        $("#left-text").text(index);
        if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
            $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left&counter="+index.toString());
        } else {
            $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left-resized&counter="+index.toString());
        }
        if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
            if (!document.fullscreenElement && !document.mozFullScreenElement &&
                !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left-resized&counter="+index.toString());
            } else {
                $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left&counter="+index.toString());
            }
        } else {
            $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left-resized&counter="+index.toString());
        }
    });
    
    $("#left-right").click( function() {
        var index = parseInt($("#left-text").text());
        var max_count = parseInt($("#left-count").text());
        var name = $( "select option:selected" ).text();
        var id = $( "select option:selected" ).val();

        //console.log(index, max_count);
        index += 1;
        if (index > max_count) {
            index = max_count;
        }
        $("#left-text").text(index);
        // update image src
        if (document.webkitIsFullScreen || document.mozFullScreen || document.msFullscreenElement !== null) {
            if (!document.fullscreenElement && !document.mozFullScreenElement &&
                !document.webkitFullscreenElement && !document.msFullscreenElement) { 
                $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left-resized&counter="+index.toString());
            } else {
                $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left&counter="+index.toString());
            }
        } else {
            $("#placeholder-left").attr("src", "img?id="+id+"&name="+name+"&type=left-resized&counter="+index.toString());
        }
    });


    document.getElementById("img-front").addEventListener("click", function() {
        var container = $("#photowrapper-front");
        if (!document.fullscreenElement && !document.mozFullScreenElement &&
            !document.webkitFullscreenElement && !document.msFullscreenElement) { 
            glob_id = this.id;
            glob_width = $("#photowrapper-front > img").width();
            glob_height = $("#photowrapper-front > img").height();
            glob_elem = $("#photowrapper-front")[0];
        }
        toggleFullscreen(container[0], this.id);
    });

    document.getElementById('img-top').addEventListener('click', function() {
        var container = $("#photowrapper-top");
        if (!document.fullscreenElement && !document.mozFullScreenElement &&
            !document.webkitFullscreenElement && !document.msFullscreenElement) { 
            glob_id = this.id;
            glob_width = $("#photowrapper-top > img").width();
            glob_height = $("#photowrapper-top > img").height();
            glob_elem = $("#photowrapper-top")[0];
        }
        toggleFullscreen(container[0], this.id);
    });

    document.getElementById('placeholder-left').addEventListener('click', function() {
        var container = $("#photowrapper-left");
        if (!document.fullscreenElement && !document.mozFullScreenElement &&
            !document.webkitFullscreenElement && !document.msFullscreenElement) { 
            glob_id = this.id;
            glob_width = $("#photowrapper-left > img").width();
            glob_height = $("#photowrapper-left > img").height();
            glob_elem = $("#photowrapper-left")[0];
        }
        toggleFullscreen(container[0], this.id);
    });

    $("#img-top").ezPlus({
        zoomWindowPosition: 1,
        scrollZoom: true,
        zoomLevel: 0.1,
        minZoomLevel: 0.1,
        zoomWindowWidth: 300,
        zoomWindowHeight: 300
    });
 
    $("#placeholder-left").ezPlus({
        zoomWindowPosition: 9,
        scrollZoom: true,
        zoomLevel: 0.1,
        minZoomLevel: 0.1,
        zoomWindowWidth: 300,
        zoomWindowHeight: 300
    });

    $("#img-front").ezPlus({
        zoomWindowPosition: 11,
        scrollZoom: true,
        zoomLevel: 0.1,
        minZoomLevel: 0.1,
        zoomWindowWidth: 300,
        zoomWindowHeight: 300
    });

    /*
     * print folder, imLeft.size, imTop.size, imFront.size
     * NRM-PZ Ar65771 (1174, 2929) (1173, 2929) (1173, 1174)
     * NRM-PZ Ar65772 (1122, 3200) (1173, 3200) (1173, 1122)
     * NRM-PZ Ar65794 (1118, 3113) (1133, 3113) (1133, 1118)
     * NRM-PZ Ar65793 (1294, 3431) (1240, 3431) (1240, 1294)
     * NRM-PZ Ar65720 (1223, 3311) (1267, 3311) (1267, 1223)
     * NRM-PZ Ar65767 (1302, 2936) (1284, 2936) (1284, 1302)
     */
    $("#front-quality-text").text("Magnification: 0.34");
    $("#top-quality-text").text("Magnification: 0.13");
    $("#left-quality-text").text("Magnification: 0.13"); 

    /*
    console.log("FRONT QUALITY: " + $("#img-front").width() + " / " + $("#front-count").text() );    
    console.log("TOP QUALITY: " + $("#img-top").height() + " / " + $("#top-count").text() );    
    console.log("LEFT QUALITY: " + $("#placeholder-left").height() + " / " + $("#left-count").text() );    
    */
});