basic sample dynamic create + enable delete

.gitignore

@@ -20,5 +20,4 @@ client/**/*.css
 *.orig
 
 # private files
-*.private.*
-!*sample.basic.private.js
+*.private.*

server/dashboards/sample.basic.private.js

@@ -1,84 +0,0 @@
-return {
-    id: "basic_sample",
-    name: "Basic Sample",
-    icon: "extension",
-    url: "basic_sample",
-    description: "A basic sample to see how data is connected to graphs",
-    preview: "/images/bot-framework-preview.png",
-    config: {
-        connections: {  },
-        layout: {
-            isDraggable: true,
-            isResizable: true,
-            rowHeight: 30,
-            verticalCompact: false,
-            cols: { lg: 12,md: 10,sm: 6,xs: 4,xxs: 2 },
-            breakpoints: { lg: 1200,md: 996,sm: 768,xs: 480,xxs: 0 }
-        }
-    },
-    dataSources: [
-        {
-            id: "samples",
-            type: "Sample",
-            params: { 
-        samples: { 
-          data_for_pie: [
-            { name: "value1",value: 60 },
-            { name: "value2",value: 10 },
-            { name: "value3",value: 30 }
-          ],
-          scorecard_data_value: 3000000,
-          scorecard_data_subvalue: 4000
-        } 
-      }
-        }
-    ],
-    filters: [],
-    elements: [
-        {
-            id: "pie_sample1",
-            type: "PieData",
-            title: "Pie Sample 1",
-            subtitle: "Description of pie sample 1",
-            size: { w: 5,h: 8 },
-            dependencies: { values: "samples:data_for_pie" },
-            props: { showLegend: true }
-        },
-    {
-            id: "pie_sample2",
-            type: "PieData",
-            title: "Pie Sample 2",
-            subtitle: "Hover on the values to see the difference from sample 1",
-            size: { w: 5,h: 8 },
-            dependencies: { values: "samples:data_for_pie" },
-            props: { showLegend: true, compact: true }
-        },
-    {
-      id: "scorecard_sample1",
-      type: "Scorecard",
-      title: "Value",
-      size: { w: 1, h: 3},
-      dependencies: {
-        value: "samples:scorecard_data_value",
-        color: "::#2196F3",
-        icon: "::av_timer"
-      }
-    },
-    {
-      id: "scorecard_sample2",
-      type: "Scorecard",
-      title: "Same Value",
-      size: { w: 1, h: 3},
-      dependencies: {
-        value: "samples:scorecard_data_value",
-        color: "::#2196F3",
-        icon: "::av_timer",
-        subvalue: "samples:scorecard_data_subvalue"
-      },
-      props: {
-        subheading: "Value #2"
-      }
-    }
-    ],
-    dialogs: []
-}

server/routes/api.js

@@ -63,25 +63,36 @@ router.get('/dashboards', (req, res) => {
 
   let script = '';
   let files = fs.readdirSync(privateDashboard);
+  files = (files || []).filter(fileName => isValidFile(path.join(privateDashboard, fileName)));
+
+  // In case no dashboard is present, create a new sample file
+  if (!files || !files.length) { 
+    const sampleFileName = 'basic_sample.private.js';
+    const sampleTemplatePath = path.join(preconfDashboard, 'sample.ts');
+    const samplePath = path.join(privateDashboard, sampleFileName);
+    let content = getFileContents(sampleTemplatePath);
+
+    fs.writeFileSync(samplePath, content);
+    files = [ sampleFileName ];
+  }
+
   if (files && files.length) { 
     files.forEach((fileName) => {
-      let filePath = path.join(privateDashboard, fileName);
-      if (isValidFile(filePath)) {
-        const fileContents = getFileContents(filePath);
-        const jsonDefinition = getMetadata(fileContents);
-        let content = 'return ' + JSON.stringify(jsonDefinition);
+      const filePath = path.join(privateDashboard, fileName);
+      const fileContents = getFileContents(filePath);
+      const jsonDefinition = getMetadata(fileContents);
+      let content = 'return ' + JSON.stringify(jsonDefinition);
 
-        // Ensuing this dashboard is loaded into the dashboards array on the page
-        script += `
-          (function (window) {
-            var dashboard = (function () {
-              ${content}
-            })();
-            window.dashboardDefinitions = window.dashboardDefinitions || [];
-            window.dashboardDefinitions.push(dashboard);
-          })(window);
-        `;
-      }
+      // Ensuing this dashboard is loaded into the dashboards array on the page
+      script += `
+        (function (window) {
+          var dashboard = (function () {
+            ${content}
+          })();
+          window.dashboardDefinitions = window.dashboardDefinitions || [];
+          window.dashboardDefinitions.push(dashboard);
+        })(window);
+      `;
     });
   }
 
@@ -157,7 +168,7 @@ router.post('/dashboards/:id', (req, res) => {
     }
 
     res.json({ script });
-  })
+  });
 });
 
 router.get('/templates/:id', (req, res) => {