Bugs fixed and code review

Author: devdotnetorg

src/Configuration/IotConfigurationFolder.ts

@@ -28,8 +28,8 @@ export class IotConfigurationFolder {
     return this.ApplicationData+"\\tmp";}
   public get Schemas(): string {
     return this.Extension+"\\schemas";}
-  public get WorkspaceFolder(): string| undefined {
-    return IoTHelper.GetWorkspaceFolder();}
+  public get WorkspaceDirectory(): string| undefined {
+    return IoTHelper.GetWorkspaceDirectory();}
 
   constructor(
     applicationDataPath: string,

src/Entity/EntityBaseAttribute.ts

@@ -133,6 +133,7 @@ export class EntityBaseAttribute {
 
   public ForceGetID(filePath:string):string|undefined
   {
+    if(!fs.existsSync(filePath)) return undefined;
     try {
       const file = fs.readFileSync(filePath, 'utf8');
       const obj=YAML.parse(file);

src/Helper/IoTHelper.ts

@@ -22,7 +22,7 @@ export class IoTHelper {
     fs.mkdirSync(dir);
   }
 
-  static GetWorkspaceFolder(): string| undefined {
+  static GetWorkspaceDirectory(): string| undefined {
     let folder = vscode.workspace.workspaceFolders;
     if (folder != undefined) return folder[0].uri.fsPath;
     return undefined;  	
@@ -214,7 +214,7 @@ export class IoTHelper {
   static SetTimeFiles(filesPath:string[],timestamp:number):IotResult
   {
     let result:IotResult;
-    let lastFile:string="non";
+    let lastFile:string|undefined;
     try {
       filesPath.forEach(path =>{
         lastFile=path;