backend order add views created

Author: coderj001

backend/core/migrations/0004_auto_20210619_1245.py

@@ -0,0 +1,31 @@
+# Generated by Django 3.2 on 2021-06-19 12:45
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0003_product_image'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='orderitem',
+            options={'verbose_name': 'OrderItem', 'verbose_name_plural': 'OrderItems'},
+        ),
+        migrations.AlterModelOptions(
+            name='shippingaddress',
+            options={'verbose_name': 'ShippingAddress', 'verbose_name_plural': 'ShippingAddresses'},
+        ),
+        migrations.AddField(
+            model_name='order',
+            name='shippingPrice',
+            field=models.DecimalField(blank=True, decimal_places=2, max_digits=7, null=True),
+        ),
+        migrations.AddField(
+            model_name='order',
+            name='totalPrice',
+            field=models.DecimalField(blank=True, decimal_places=2, max_digits=7, null=True),
+        ),
+    ]

backend/core/migrations/0005_rename_postalcode_shippingaddress_pincode.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2 on 2021-06-19 12:51
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0004_auto_20210619_1245'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='shippingaddress',
+            old_name='postalCode',
+            new_name='pincode',
+        ),
+    ]

backend/core/models.py

@@ -67,11 +67,35 @@ class Order(models.Model):
         related_name='order',
         on_delete=models.CASCADE
     )
-    paymentMethord = models.CharField(max_length=255, blank=True, null=True)
+    paymentMethord = models.CharField(
+        max_length=255,
+        blank=True,
+        null=True
+    )
     taxPrice = models.DecimalField(
-        max_digits=7, decimal_places=2, blank=True, null=True)
+        max_digits=7,
+        decimal_places=2,
+        blank=True,
+        null=True
+    )
+    shippingPrice = models.DecimalField(
+        max_digits=7,
+        decimal_places=2,
+        blank=True,
+        null=True
+    )
+    totalPrice = models.DecimalField(
+        max_digits=7,
+        decimal_places=2,
+        blank=True,
+        null=True
+    )
     isPaid = models.BooleanField(default=False)
-    createdAt = models.DateTimeField(auto_now_add=False, blank=True, null=True)
+    createdAt = models.DateTimeField(
+        auto_now_add=False,
+        blank=True,
+        null=True
+    )
     isDeliverd = models.BooleanField(default=False)
     deliverdAt = models.DateTimeField(
         auto_now_add=False,
@@ -129,10 +153,26 @@ class ShippingAddress(models.Model):
         null=True,
         blank=True
     )
-    address = models.CharField(max_length=200, null=True, blank=True)
-    city = models.CharField(max_length=200, null=True, blank=True)
-    postalCode = models.CharField(max_length=200, null=True, blank=True)
-    country = models.CharField(max_length=200, null=True, blank=True)
+    address = models.CharField(
+        max_length=200,
+        null=True,
+        blank=True
+    )
+    city = models.CharField(
+        max_length=200,
+        null=True,
+        blank=True
+    )
+    pincode = models.CharField(
+        max_length=200,
+        null=True,
+        blank=True
+    )
+    country = models.CharField(
+        max_length=200,
+        null=True,
+        blank=True
+    )
     shippingPrice = models.DecimalField(
         max_digits=7,
         decimal_places=2,

backend/core/serializer.py

@@ -68,3 +68,45 @@ class Meta:
         model = Product
         fields = '__all__'
 # Product Serializer - end
+
+
+class ShippingAddressSerializer(ModelSerializer):
+    class Meta:
+        model = ShippingAddress
+        fields = '__all__'
+
+
+class OrderItemSerializer(ModelSerializer):
+    class Meta:
+        model = OrderItem
+        fields = '__all__'
+
+
+class OrderSerializer(ModelSerializer):
+    orders = SerializerMethodField(read_only=True)
+    shippingAddress = SerializerMethodField(read_only=True)
+    user = SerializerMethodField(read_only=True)
+
+    class Meta:
+        model = Order
+        fields = '__all__'
+
+    def get_orders(self, obj):
+        items = obj.orderitem_set.all()
+        serializer = OrderItemSerializer(items, many=True)
+        return serializer.data
+
+    def get_shippingAddress(self, obj):
+        try:
+            address = ShippingAddressSerializer(
+                obj.shippingAddress,
+                many=False
+            )
+        except:
+            address = False
+        return address
+
+    def get_user(self, obj):
+        user = obj.user
+        serializer = UserSerializer(user, many=False)
+        return serializer.data

backend/core/urls.py

@@ -7,7 +7,8 @@
     getUserProfile,
     getUsers,
     registerUser,
-    updateUserProfile
+    updateUserProfile,
+    addOrderItem
 )
 
 app_name = 'core'
@@ -25,4 +26,5 @@
     path('product/<int:id>/', getProduct, name="get-product"),
 
     # orders urls
+    path('orders/add', addOrderItem, name="order-add"),
 ]

backend/core/views.py

@@ -16,7 +16,8 @@
     MyTokenObtainPairSerializer,
     ProductSerializer,
     UserSerializer,
-    UserSerializerWithToken
+    UserSerializerWithToken,
+    OrderSerializer
 )
 
 # Users views
@@ -100,4 +101,58 @@ def getProduct(request, id):
 # Products views - end
 
 # Order views
+
+
+@api_view(['POST'])
+@permission_classes(['IsAuthenticated'])
+def addOrderItem(request):
+    user = request.user
+    data = request.data
+
+    orderItems = data['orderItems']
+
+    if orderItems and len(orderItems) == 0:
+        return Response(
+            {'detail': 'No Order Items'},
+            status=HTTP_400_BAD_REQUEST
+        )
+    else:
+        # (1): Create Order
+        order = Order.objects.create(
+            user=user,
+            paymentMethord=data.get('paymentMethord'),
+            taxPrice=data.get('taxPrice'),
+            shippingPrice=data.get('shippingPrice'),
+            totalPrice=data.get('totalPrice')
+        )
+        # (2): Shipping Address
+        shipping = ShippingAddress.objects.create(
+            order=order,
+            address=data.get('shippingAddress').get('address'),
+            city=data.get('shippingAddress').get('city'),
+            pincode=data.get('shippingAddress').get('pincode'),
+            country=data.get('shippingAddress').get('country'),
+        )
+        # (3): Create OrderItem and set order to orderItems relationship
+        for item in orderItems:
+            product = Product.objects.get(_id=item.get('product'))
+            item = OrderItem.objects.create(
+                product=product,
+                order=order,
+                name=product.name,
+                qty=item.get('qtn'),
+                price=item.get('price'),
+                image=product.image.url
+            )
+
+            # (4) Update Stock
+
+            product.countInStock -= item.qty
+            product.save()
+
+    serializer = OrderSerializer(order, many=True)
+
+    return Response(serializer.data)
+
+
 # Order views - end