Improved evaluation of local path

lib/web.js

@@ -28,10 +28,11 @@ class ExtensionFlexcharts {
         this.config    = instanceSettings ? instanceSettings.native : {};
         this.namespace = instanceSettings ? instanceSettings._id.substring('system.adapter.'.length) : 'flexcharts.0';
         this.name      = this.namespace.split('.')[0];
-        this.path      = __dirname.split('ioBroker.'+this.name)[0]+'ioBroker.'+this.name;
+        this.path      = __dirname.replace('/.dev-server/default/node_modules/iobroker.'+this.name,'').replace('/lib','');
 
         this.adapter = adapter;
 
+        //this.adapter.log.debug(`this.path: /${this.path}`);
         this.adapter.log.info(`Install extension on /${this.name}`);
 
         this.app.use(`/${this.name}`, (req, res) => {
@@ -164,7 +165,7 @@ class ExtensionFlexcharts {
                     break;
                 }
               } else {
-                this.demoChartGauge(result => {
+                this.demoChart(result => {
                   res.writeHead(200, { 'Content-Type': contentType });
                   content = new Buffer(content.toString().replace('{ solution: 42 }',JSON.stringify(result)));
                   if ('darkmode' in query) content = new Buffer(content.toString().replace("document.getElementById('main'),null,","document.getElementById('main'),'dark',"));