Fixes for blank data

routes/admin.js

@@ -151,10 +151,7 @@ router.get('/admin/dashboard', restrict, async (req, res) => {
                     _id: '$o.v.productId',
                     title: { $last: '$o.v.title' },
                     productImage: { $last: '$o.v.productImage' },
-                    count:
-                    {
-                        $sum: '$o.v.quantity'
-                    }
+                    count: { $sum: '$o.v.quantity' }
             } },
             { $sort: { count: -1 } },
             { $limit: 5 }
@@ -162,8 +159,14 @@ router.get('/admin/dashboard', restrict, async (req, res) => {
     };
 
     // Fix aggregate data
-    dashboardData.ordersAmount = dashboardData.ordersAmount[0].sum;
-    dashboardData.productsSold = dashboardData.productsSold[0].sum;
+    if(dashboardData.ordersAmount.length > 0){
+        dashboardData.ordersAmount = dashboardData.ordersAmount[0].sum;
+    }
+    if(dashboardData.productsSold.length > 0){
+        dashboardData.productsSold = dashboardData.productsSold[0].sum;
+    }else{
+        dashboardData.productsSold = 0;
+    }
 
     res.render('dashboard', {
         title: 'Cart dashboard',

views/dashboard.hbs

@@ -53,6 +53,7 @@
                 <div class="card-body text-center">
                     <h5 class="card-title">Top products sold</h5>
                     <ul class="list-unstyled">
+                        {{#if dashboardData.topProducts}}
                         {{#each dashboardData.topProducts}}
                         <li class="media my-4 align-middle">
                             <img src="{{this.productImage}}" class="col-2 mr-3 img-fluid" alt="">
@@ -62,6 +63,9 @@
                             </div>
                         </li>
                         {{/each}}
+                        {{else}}
+                            <h5 class="mt-3 mb-1 text-danger">Nothing to see yet. Do some orders.</h5>
+                        {{/if}}
                     </ul>
                 </div>
             </div>