calculateTotalPrice

alkatorapi/migrations/0022_product_hidden.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.12 on 2024-10-14 07:11
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('alkatorapi', '0021_alter_cart_user'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='product',
+            name='hidden',
+            field=models.BooleanField(default=False),
+        ),
+    ]

alkatorapi/models.py

@@ -69,6 +69,7 @@ class Product(models.Model):
     description = models.TextField()
     img = models.ImageField(upload_to="photos")
     price = models.IntegerField()
+    hidden = models.BooleanField(default=False)
     quantity = models.IntegerField()
 
     def __str__(self):

alkatorapi/views.py

@@ -343,13 +343,15 @@ def products(request):
             'price': product.price,
             'quantity': product.quantity,
         }
-        for product in Product.objects.all()[1:] if product.quantity > 0
+        for product in Product.objects.all() if product.quantity > 0 and not product.hidden
     ]), content_type='application/json')
 
 
 def cart_add(request):
     _id = request.GET['id']
     user = request.user
+    if not user.is_authenticated:
+        return HttpResponse('{"status": "failed", "reason": "Pro využivání Košíku je třeba se přihlásit!"}')
     try:
         cart = user.cart
     except AttributeError:

frontend/src/scripts/index.js

@@ -112,6 +112,9 @@ class Main extends Component {
             }
         })
     }
+    calculateTotalPrice(){
+        return this.state.cart.reduce((acc, cur) => acc + cur.price * cur.quantity, 0)
+    }
     decreaseInCart(product){
         fetch(addr_prefix + "/api/cart/decrease?id=" + product.id).then(resp => resp.json()).then(json=>{
             if(json.status == "failed"){
@@ -286,7 +289,7 @@ class Main extends Component {
                         <div class="nav-link">Přihlášen {this.state.login_status.first_name} {this.state.login_status.last_name} <a href="/api/logout">Odhlásit</a></div>
                     </li>
                 }
-                {Object.keys(this.state.login_status).length > 0 && this.state.products.length > 0 &&
+                {this.state.products.length > 0 &&
                     <li class="nav-item">
                         <a class="nav-link" href="#eshop">Eshop</a>
                     </li>
@@ -331,6 +334,12 @@ class Main extends Component {
                     <td>{product.price} Kč</td>
                     <td><button type="button" class="btn btn-light" onClick={(e) => {this.deleteProduct(product)}}>Smazat</button></td>
                 </tr>)}
+                <tr>
+                    <td>Celkem</td>
+                    <td></td>
+                    <td>{this.calculateTotalPrice()} Kč</td>
+                    <td></td>
+                </tr>
             </tbody>
         </table>
     </div>}