LocalConfig => Bug fix: File can be empty when the soft stop running suddenly

NodeApp/src/config/LocalConfig.ts

@@ -32,10 +32,12 @@ class LocalConfig {
             fs.writeFileSync(this.configPath, JSON.stringify({}));
         }
 
+        try {
             this._config = JSON.parse(fs.readFileSync(this.configPath).toString());
 
             SessionManager.token = this._config.apiToken;
             GitlabManager.token = this._config.gitlabPersonalToken;
+        } catch ( error ) { }
     }
 
     updateConfig(key: LocalConfigKeys, value: any) {
@@ -45,11 +47,11 @@ class LocalConfig {
 
         (this._config as any)[key] = value;
 
-        fs.writeFile(this.configPath, JSON.stringify(this._config, null, 4), (err) => {
-            if ( err ) {
-                logger.error(err);
+        try {
+            fs.writeFileSync(this.configPath, JSON.stringify(this._config, null, 4));
+        } catch ( error ) {
+            logger.error(error);
         }
-        });
     }
 }