completed brand API routes

products/migrations/0001_initial.py

@@ -0,0 +1,48 @@
+# Generated by Django 5.0.2 on 2024-03-03 01:24
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = []
+
+    operations = [
+        migrations.CreateModel(
+            name="Brand",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("name", models.CharField(max_length=100)),
+                ("description", models.TextField(blank=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name="Supplier",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("name", models.CharField(max_length=100)),
+                ("email", models.EmailField(max_length=254)),
+                ("phone", models.CharField(max_length=20)),
+            ],
+        ),
+        migrations.CreateModel(
+            name="Product",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("name", models.CharField(max_length=100)),
+                ("description", models.TextField()),
+                ("sku", models.CharField(max_length=50)),
+                ("price", models.DecimalField(decimal_places=2, max_digits=10)),
+                ("quantity", models.IntegerField(default=0)),
+                ("barcode", models.CharField(blank=True, max_length=100, null=True)),
+                ("brand", models.ForeignKey(on_delete=django.db.models.deletion.DO_NOTHING, to="products.brand")),
+                (
+                    "supplier",
+                    models.ForeignKey(on_delete=django.db.models.deletion.DO_NOTHING, to="products.supplier"),
+                ),
+            ],
+        ),
+    ]

products/serializers.py

@@ -0,0 +1,21 @@
+from rest_framework import serializers
+
+from .models import Brand, Product, Supplier
+
+
+class BrandSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Brand
+        fields = "__all__"
+
+
+class SupplierSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Supplier
+        fields = "__all__"
+
+
+class ProductSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Product
+        fields = "__all__"

products/urls.py

@@ -0,0 +1,8 @@
+from django.urls import include, path
+from rest_framework.routers import DefaultRouter
+
+from .views import BrandViewSet
+
+router = DefaultRouter()
+router.register(r"Brands", BrandViewSet)
+urlpatterns = router.urls

products/views.py

@@ -1,3 +1,49 @@
-from django.shortcuts import render
+from rest_framework import status, viewsets
+from rest_framework.response import Response
 
-# Create your views here.
+from .models import Brand, Product, Supplier
+from .serializers import BrandSerializer, ProductSerializer, SupplierSerializer
+
+
+class BrandViewSet(viewsets.ModelViewSet):
+    queryset = Brand.objects.all()
+    serializer_class = BrandSerializer
+
+    def list(self, request, *args, **kwargs):
+        data = list(Brand.objects.all().values())
+        return Response(data, status=status.HTTP_200_OK)
+
+    def retrieve(self, request, *args, **kwargs):
+        data = list(Brand.objects.filter(id=kwargs["pk"]).values())
+        return Response(data, status=status.HTTP_200_OK)
+
+    def create(self, request, *args, **kwargs):
+        brand_serializer_data = BrandSerializer(data=request.data)
+        if brand_serializer_data.is_valid():
+            brand_serializer_data.save()
+            status_code = status.HTTP_201_CREATED
+            return Response({"message": "Brand added successfully"}, status=status_code)
+        else:
+            status_code = status.HTTP_400_BAD_REQUEST
+            return Response({"message": "please fill the details"}, status=status_code)
+
+    def destroy(self, request, *args, **kwargs):
+        brand_data = Brand.objects.filter(id=kwargs["pk"])
+        if brand_data:
+            brand_data.delete()
+            status_code = status.HTTP_201_CREATED
+            return Response({"message": "Brand deleted succesfully"}, status=status_code)
+        else:
+            status_code = status.HTTP_400_BAD_REQUEST
+            return Response({"message": "Brand not found"}, status=status_code)
+
+    def update(self, request, *args, **kwargs):
+        brand_details = Brand.objects.get(id=kwargs["pk"])
+        brand_serializer_data = BrandSerializer(brand_details, data=request, partial=True)
+        if brand_serializer_data.is_valid():
+            brand_serializer_data.save()
+            status_code = status.HTTP_201_CREATED
+            return Response({"message": "Brand updated successfully"}, status=status_code)
+        else:
+            status_code = status.HTTP_400_BAD_REQUEST
+            return Response({"message": "Brand not found"}, status=status)