(function(thisObj)
{
    buildUI(thisObj);

    function buildUI(thisObj)
    {

        /*
        Code for Import https://scriptui.joonas.me — (Triple click to select): 
        {"activeId":15,"items":{"item-0":{"id":0,"type":"Dialog","parentId":false,"style":{"enabled":true,"varName":"window","windowType":"Window","creationProps":{"su1PanelCoordinates":false,"maximizeButton":false,"minimizeButton":false,"independent":false,"closeButton":false,"borderless":false,"resizeable":true},"text":"MMaker - RPP Marker Creator","preferredSize":[256,0],"margins":16,"orientation":"column","spacing":10,"alignChildren":["left","center"]}},"item-1":{"id":1,"type":"Group","parentId":0,"style":{"enabled":true,"varName":null,"preferredSize":[0,0],"margins":0,"orientation":"row","spacing":10,"alignChildren":["left","center"],"alignment":null}},"item-2":{"id":2,"type":"StaticText","parentId":1,"style":{"enabled":true,"varName":null,"creationProps":{"truncate":"none","multiline":false,"scrolling":false},"softWrap":false,"text":"Load .rpp","justify":"left","preferredSize":[0,0],"alignment":null,"helpTip":null}},"item-3":{"id":3,"type":"Button","parentId":1,"style":{"enabled":true,"varName":"fileOpener","text":"...","justify":"center","preferredSize":[24,24],"alignment":null,"helpTip":null}},"item-5":{"id":5,"type":"StaticText","parentId":0,"style":{"enabled":true,"varName":null,"creationProps":{"truncate":"none","multiline":false,"scrolling":false},"softWrap":false,"text":"JSON Data","justify":"left","preferredSize":[0,0],"alignment":null,"helpTip":null}},"item-6":{"id":6,"type":"Group","parentId":0,"style":{"enabled":true,"varName":null,"preferredSize":[0,0],"margins":0,"orientation":"row","spacing":10,"alignChildren":["left","center"],"alignment":null}},"item-7":{"id":7,"type":"StaticText","parentId":6,"style":{"enabled":true,"varName":null,"creationProps":{"truncate":"none","multiline":false,"scrolling":false},"softWrap":false,"text":"Track Name","justify":"left","preferredSize":[0,0],"alignment":null,"helpTip":null}},"item-9":{"id":9,"type":"EditText","parentId":0,"style":{"enabled":true,"varName":"jsonData","creationProps":{"noecho":false,"readonly":false,"multiline":true,"scrollable":true,"borderless":false,"enterKeySignalsOnChange":false},"softWrap":false,"text":"","justify":"left","preferredSize":[224,96],"alignment":null,"helpTip":null}},"item-10":{"id":10,"type":"Button","parentId":0,"style":{"enabled":true,"varName":"runButton","text":"Go!","justify":"center","preferredSize":[64,0],"alignment":"center","helpTip":null}},"item-11":{"id":11,"type":"DropDownList","parentId":6,"style":{"enabled":true,"varName":"trackName","text":"DropDownList","listItems":"","preferredSize":[140,0],"alignment":null,"selection":0,"helpTip":null}},"item-12":{"id":12,"type":"Group","parentId":0,"style":{"enabled":true,"varName":null,"preferredSize":[0,0],"margins":0,"orientation":"row","spacing":10,"alignChildren":["left","center"],"alignment":null}},"item-13":{"id":13,"type":"StaticText","parentId":12,"style":{"enabled":true,"varName":null,"creationProps":{"truncate":"none","multiline":false,"scrolling":false},"softWrap":false,"text":"Frame Offset","justify":"left","preferredSize":[0,0],"alignment":null,"helpTip":null}},"item-15":{"id":15,"type":"Button","parentId":0,"style":{"enabled":true,"varName":"aboutButton","text":"?","justify":"center","preferredSize":[24,24],"alignment":"right","helpTip":null}},"item-16":{"id":16,"type":"EditText","parentId":12,"style":{"enabled":true,"varName":"frameOffset","creationProps":{"noecho":false,"readonly":false,"multiline":false,"scrollable":false,"borderless":false,"enterKeySignalsOnChange":false},"softWrap":false,"text":"-3","justify":"left","preferredSize":[32,0],"alignment":null,"helpTip":null}}},"order":[0,1,2,3,5,9,6,7,11,12,13,16,10,15],"settings":{"importJSON":true,"indentSize":false,"cepExport":false,"includeCSSJS":true,"showDialog":true,"functionWrapper":false,"afterEffectsDockable":false,"itemReferenceList":"None"}}
        */ 

        // WINDOW
        // ======
        var window = (thisObj instanceof Panel) ? thisObj : new Window("window", undefined, undefined, {closeButton: true, resizeable: false}); 
            // window.text = "MMaker - RPP Marker Creator"; 
            window.preferredSize.width = 224; 
            window.orientation = "column"; 
            window.alignChildren = ["left","center"]; 
            window.spacing = 10; 
            window.margins = 16; 

        // GROUP1
        // ======
        var group1 = window.add("group", undefined, {name: "group1"}); 
            group1.orientation = "row"; 
            group1.alignChildren = ["left","center"]; 
            group1.spacing = 10; 
            group1.margins = 0; 

        var statictext1 = group1.add("statictext", undefined, undefined, {name: "statictext1"}); 
            statictext1.text = "Load .rpp"; 

        var fileOpener = group1.add("button", undefined, undefined, {name: "fileOpener"}); 
            fileOpener.text = "..."; 
            fileOpener.preferredSize.width = 24; 
            fileOpener.preferredSize.height = 24; 

        // WINDOW
        // ======
        var statictext2 = window.add("statictext", undefined, undefined, {name: "statictext2"}); 
            statictext2.text = "JSON Data"; 

        var jsonData = window.add('edittext {properties: {name: "jsonData", multiline: true, scrollable: true}}'); 
            jsonData.preferredSize.width = 160; 
            jsonData.preferredSize.height = 48; 

        // GROUP2
        // ======
        var group2 = window.add("group", undefined, {name: "group2"}); 
            group2.orientation = "row"; 
            group2.alignChildren = ["left","center"]; 
            group2.spacing = 10; 
            group2.margins = 0; 

        var statictext3 = group2.add("statictext", undefined, undefined, {name: "statictext3"}); 
            statictext3.text = "Track Name"; 

        var trackName = group2.add("dropdownlist", undefined, undefined, {name: "trackName"}); 
            trackName.selection = 0; 
            trackName.preferredSize.width = 96; 

        // GROUP3
        // ======
        var group3 = window.add("group", undefined, {name: "group3"}); 
            group3.orientation = "row"; 
            group3.alignChildren = ["left","center"]; 
            group3.spacing = 10; 
            group3.margins = 0; 

        var statictext4 = group3.add("statictext", undefined, undefined, {name: "statictext4"}); 
            statictext4.text = "Frame Offset"; 

        var frameOffset = group3.add('edittext {properties: {name: "frameOffset"}}'); 
            frameOffset.text = "-2";
            frameOffset.preferredSize.width = 32; 

        // WINDOW
        // ======
        var runButton = window.add("button", undefined, undefined, {name: "runButton"}); 
            runButton.text = "Go!"; 
            runButton.preferredSize.width = 64; 
            runButton.alignment = ["center","center"]; 

        var aboutButton = window.add("button", undefined, undefined, {name: "aboutButton"}); 
            aboutButton.text = "?"; 
            aboutButton.preferredSize.width = 24; 
            aboutButton.preferredSize.height = 24; 
            aboutButton.alignment = ["right","center"]; 

        window.onResizing = window.onResize = function()
        {
            this.layout.resize();
        };

        if (window instanceof Window)
        {
            window.center();
            window.show();
        } 
        else
        {
            window.layout.layout(true);
            window.layout.resize();
        }
    
        fileOpener.addEventListener("mousedown", function(evt)
        {
			rppFile = (new File()).openDlg("Select .rpp file ...", "*.rpp", false);

			if (rppFile != null)
			{
				if (trackName.items.length > 0)
				{
					trackName.removeAll();
				}
	
				stdOut = system.callSystem("python \"Scripts\\ScriptUI Panels\\MMaker_RPPJSON.py\" \"" + rppFile.fsName + "\"")
				jsonData.text = stdOut;
	
				trackNames = getObjectKeys(JSON.parse(jsonData.text));
				for (var i = 0; i < trackNames.length; i++)
				{
					currentTrack = trackNames[i];
					currentTrack = currentTrack.substring(1);
					trackName.add("item", currentTrack);
				}
			}
        });

        runButton.addEventListener("mousedown", function(evt)
        {
            try
            {
                app.beginUndoGroup("Add markers");
                var comp = app.project.activeItem;

                jsonParsed = JSON.parse(jsonData.text);
                if (trackName.selection != null)
                {
                    flipItem = "!" + trackName.selection.text;
                }
                else
                {
                    alert("Please select a track.");
                    return;
                }

                if (isNaN(parseInt(frameOffset.text)))
                {
                    alert("Please enter a valid number for the frame offset.");
                    return;
                }
                else
                {
                    timeConst = parseInt(frameOffset.text) / (1/comp.frameDuration); 
                }
                
                if (typeof jsonParsed[flipItem] != 'undefined')
                {
                    for (var i = 0; i < jsonParsed[flipItem].length; i++)
                    {
                        newMarker = new MarkerValue("");
                        marker_params = {};
                        newMarker.label = 0;
                        marker_params.label = newMarker.label;
                        newMarker.setParameters(marker_params);
                        comp.markerProperty.setValueAtTime(jsonParsed[flipItem][i] + timeConst, newMarker);
                    }
                }
                else
                {
                    alert("Track does not exist!");
                    return;
                }
                
                app.endUndoGroup();
            }
            catch(e)
            {
                alert(e);
            }
        });

        aboutButton.addEventListener("mousedown", function(evt)
        {
            alert("Script by MMaker\nmmaker.moe");
        });
    
    }

    // https://gist.github.com/ltfschoen/79ab3e98723e61660117
    var getObjectKeys = function(associativeArrayObject) {
        var arrayWithKeys=[], associativeArrayObject;
        for (key in associativeArrayObject) {
            // Avoid returning these keys from the Associative Array that are stored in it for some reason
            if (key !== undefined && key !== "toJSONString" && key !== "parseJSON" ) {
            arrayWithKeys.push(key);
            }
        }
        return arrayWithKeys;
        }

})(this);