Exports each layercomp as a new file. Uses smart filesize based on original file.

export_images

#target Photoshop

//Initialize Photoshop & choose what file is processed via openDialog
app.bringToFront();
var filepath = File.openDialog ();
var fileRef = File(filepath);
var docRef = app.open(fileRef);


//required Variables
var i=0;
var sampledColors = new Array();
var layerCompStack = new Array();
var compNames = new Array();
var activeDoc = app.activeDocument;

var docHeight = app.activeDocument.height;
var docWidth = app.activeDocument.width;


//define a function that takes care of exporting found colors automatically;
var getLayerComps = function(){
    
        //initialize layercomps
        var index=0;
        var comps = app.activeDocument.layerComps.length;
        var layerCompRef;
        var layerSetRef = activeDoc.layerSets.getByName("base");
        var childSet  = layerSetRef.layers.getByName("base");
        
        //create the export folders
        var exportAndroidFolder = new Folder(Folder.desktop + "/export/Android/");
        if(!exportAndroidFolder.exists) exportAndroidFolder.create();
        
        // add all comps you found into an array to be used as indexes later.
        for(i=0;i<comps;i++){
            layerCompStack[i] = i;
        };
    
        //use the indexes found to get all layercomp names and store them in a new array.
        for(index = 0;index <layerCompStack.length;index++){
           compNames[layerCompStack[index]] = app.activeDocument.layerComps[layerCompStack[index]].name;
        };
        
        // do the magic & start exporting stuff
        for (var key in compNames){
            
            var val = compNames[key];
            var layerCompRef = app.activeDocument.layerComps.getByName(val);
            var normalizedReference = layerCompRef.toString();
            

            //apply the layer comp
            layerCompRef.apply();
            
            //after applying the layercomp, copy all layers merged
            childSet.copy(true);
            
            //create a new document with the same size as the source and paste the copied information into it.
            var newDoc = app.documents.add(docWidth,docHeight,72,normalizedReference.substring(11,normalizedReference.length-1),NewDocumentMode.RGB,DocumentFill.TRANSPARENT);
            
            //paste the previously copied-merged layer into the new file.
            newDoc.paste();
            
            //save each file into the appropriate folder, then close the tempfile. Replace path with whatever your path is
            app.activeDocument.exportDocument(Folder("C:/Users/sjurcut/Desktop/export/Android/"),ExportType.SAVEFORWEB);
            app.activeDocument.close(SaveOptions.DONOTSAVECHANGES);
            
            //rinse & repeat.
        };
        
        //Save the document and close it. We're being tidy.
        app.activeDocument.save();
        app.activeDocument.close();
        
        //alert the user that the export process is completed!
        return alert ("Exported! Give yourself a pat on the back for a job well done!", "Export");
    };
getLayerComps ();