FileUtils.js

class FileUtils {
    static getThemeLocation(){
        return FileUtils.getDataLocations().themes + "/" + SmartDashboard.options.theme + ".css";
    }
    
    static getDataLocations(){
        var dataPath = require("nw.gui").App.dataPath;
        return {
            themes: dataPath + "/themes/",
            plugins: dataPath + "/plugins/",
            save: dataPath + "/save.json",
            dsScript: dataPath + "\\ds.bat",
            frcdata: "C:\\Users\\Public\\Documents\\FRC"
        };
    }
    
    static forAllFilesInDirectory(dir, cb){
        try {
            var normalizedPath = dir;
            fs.readdirSync(normalizedPath).forEach(function (file) {
                cb(dir, file);
            });
        } catch (e) {
            SmartDashboard.handleError(e);
        }
    }
    
	static dashboardFileExists() {
		try {
			var frcLocation = FileUtils.getDataLocations().frcdata + "\\FRC DS Data Storage.ini";
			return fs.existsSync(frcLocation);
		} catch(e) {
			SmartDashboard.handleError(e);
		}
	}
	
    static isDefaultDashboard(){
        try {
			var frcLocation = FileUtils.getDataLocations().frcdata + "\\FRC DS Data Storage.ini";
			if(!fs.existsSync(frcLocation)) {
				return false;
			}
            var dsIni = fs.readFileSync(frcLocation).toString();
            var line = dsIni.match(/DashboardCmdLine[^\r\n]*\r\n/);
            return line != null && line[0].indexOf("ds.bat") > -1;
        } catch (e) {
            SmartDashboard.handleError(e);
        }
    }
    
    static setDefaultDashboard(isSdJs){
        try {
			var frcLocation = FileUtils.getDataLocations().frcdata + "\\FRC DS Data Storage.ini";
			if(!fs.existsSync(frcLocation)) {
				return;
			}
            var run;
            if(isSdJs){
                var nwjs = process.execPath.replace("app\\nw.exe", "SmartDashboard.exe");
                var scriptLocation = FileUtils.getDataLocations().dsScript;
                fs.writeFileSync(scriptLocation, "\"" + nwjs + "\" --ds-mode %*");
                run = scriptLocation;
                run = "\"\"" + run.replace(/\\/g, "\\\\") + "\"\"";
            } else {
                run = "\"\"C:\\Program Files (x86)\\FRC Dashboard\\Dashboard.exe\"\"";
            }
            var dsIni = fs.readFileSync(frcLocation).toString();
			var regex = /DashboardCmdLine[^\r\n]*\r\n/;
			var hasSetting = dsIni.match(regex) != null;
			if(!hasSetting) {
				throw new Error("Unable to read DriverStation configuration file");
			}
            dsIni = dsIni.replace(regex, "DashboardCmdLine = " + run + "\r\n");
            fs.writeFileSync(FileUtils.getDataLocations().frcdata + "\\FRC DS Data Storage.ini", dsIni);
        } catch (e) {
            SmartDashboard.handleError(e);
        }
    }
}

global.FileUtils = FileUtils;