Draft/brave volhard

.codesandbox/tasks.json

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+{
+  // These tasks will run in order when initializing your CodeSandbox project.
+  "setupTasks": [],
+
+  // These tasks can be run from CodeSandbox. Running one will open a log in the app.
+  "tasks": {}
+}

.gitignore

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+# Python
+venv/
+__pycache__/
+*.pyc
+
+# Node.js
+node_modules/
+dist/
+
+# Environment
+.env
+
+# Database
+*.sqlite3
+
+# Docker
+**/Dockerfile
+**/docker-compose.yml

README.md

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+# Groceries-Project
+**Advanced Groceries Franchise + E-Commerce Project**:
+
+---
+
+### **Project Overview**  
+A hybrid platform combining **brick-and-mortar franchise management** with **e-commerce capabilities**, enabling:  
+- Online grocery shopping and delivery/pickup.  
+- Centralized inventory tracking across franchises.  
+- Franchise owner dashboards (orders, sales, staffing).  
+- Customer loyalty programs and localized promotions.  
+
+---
+
+### **Technical Stack**  
+| **Component**       | **Tools & Frameworks**                          |  
+|----------------------|-------------------------------------------------|  
+| **Backend (Python)** | Django/Flask, Django REST Framework, Celery     |  
+| **Frontend**         | React/Next.js, Redux/Toolkit, Tailwind CSS      |  
+| **Database**         | PostgreSQL (relational), Redis (caching)        |  
+| **Auth**             | JWT, OAuth 2.0 (Social logins)                  |  
+| **Payment**          | Stripe, PayPal, or RazorPay integration         |  
+| **DevOps**           | Docker, GitHub Actions, Nginx, AWS/GCP          |  
+
+---
+
+### **Directory Structure**  
+```bash
+groceries-project/
+├── backend/
+│   ├── apps/
+│   │   ├── ecommerce/
+│   │   │   ├── models/
+│   │   │   │   ├── order.py
+│   │   │   │   ├── payment.py
+│   │   │   │   └── cart.py
+│   │   │   ├── serializers/
+│   │   │   ├── views/
+│   │   │   ├── urls.py
+│   │   │   └── tests/
+│   │   ├── franchises/
+│   │   │   ├── models/
+│   │   │   │   ├── franchise.py
+│   │   │   │   └── staff.py
+│   │   │   └── geo/
+│   │   ├── inventory/
+│   │   │   ├── models/
+│   │   │   │   ├── product.py
+│   │   │   │   ├── category.py
+│   │   │   │   └── stock.py
+│   │   │   └── management/
+│   │   ├── users/
+│   │   │   ├── models/
+│   │   │   │   └── user.py
+│   │   │   ├── auth/
+│   │   │   └── profiles/
+│   │   └── utils/
+│   │       ├── notifications.py
+│   │       ├── pricing.py
+│   │       └── validators.py
+│   ├── config/
+│   │   ├── settings/
+│   │   │   ├── base.py
+│   │   │   ├── production.py
+│   │   │   └── local.py
+│   │   └── asgi.py
+│   └── manage.py
+├── frontend/
+│   ├── src/
+│   │   ├── components/
+│   │   │   ├── cart/
+│   │   │   ├── product/
+│   │   │   └── franchise/
+│   │   ├── pages/
+│   │   │   ├── api/
+│   │   │   ├── account/
+│   │   │   └── checkout/
+│   │   ├── store/
+│   │   │   ├── cartSlice.ts
+│   │   │   └── authSlice.ts
+│   │   └── services/
+│   │       ├── api.ts
+│   │       ├── cart.ts
+│   │       └── auth.ts
+├── ops/
+│   ├── docker/
+│   │   ├── nginx/
+│   │   └── postgres/
+│   └── scripts/
+├── docs/
+│   ├── api/
+│   └── architecture/
+└── .github/
+    └── workflows/
+```
+
+---
+
+### **Core Features**  
+#### **1. Franchise Management**  
+- Geolocation-based franchise lookup for customers.  
+- Inventory sync across franchises (e.g., stock transfers).  
+- Franchise owner dashboard (sales analytics, staff scheduling).  
+
+#### **2. E-Commerce**  
+- Product catalog with filters (organic, gluten-free, etc.).  
+- Cart/checkout with pickup/delivery scheduling.  
+- Loyalty programs and referral systems.  
+
+#### **3. Inventory & Logistics**  
+- Real-time stock updates across franchises.  
+- Automated reordering alerts for low stock.  
+- Delivery routing optimization.  
+
+#### **4. Customer Experience**  
+- User profiles (order history, saved addresses).  
+- Multi-language support for diverse regions.  
+- Reviews/ratings for products and franchises.  
+
+---
+
+### **DevOps & Deployment**  
+- **CI/CD**: Automated testing (pytest, Jest) + GitHub Actions.  
+- **Containerization**: Docker for backend (Django/Flask) and frontend (React).  
+- **Monitoring**: Prometheus + Grafana for performance tracking.  
+- **Scalability**: Load balancing with Nginx; cloud storage for product images.  
+
+---
+
+### **Additional Considerations**  
+- **SEO**: Optimize product pages for search engines.  
+- **Security**: HTTPS, data encryption, and regular audits.  
+- **Analytics**: Google Analytics + custom dashboards for sales trends.  
+- **Localization**: Currency/food preferences per region.  
+
+--- 
+
+This structure balances scalability, maintainability, and user experience. Start by building the **backend APIs** (e.g., `/api/products`, `/api/franchises`) and a **minimum viable frontend**, then iterate with advanced features. 🛒🚀

backend/apps/ecommerce/admin.py

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+from django.contrib import admin
+
+# Register your models here.

backend/apps/ecommerce/apps.py

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+# backend/apps/ecommerce/apps.py
+from django.apps import AppConfig
+
+class EcommerceConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"  # Added underscore
+    name = "ecommerce"

backend/apps/ecommerce/models.py

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+# Create your models here.
+from django.db import models # type: ignore
+from users.models import User
+
+class Product(models.Model):
+    CATEGORY_CHOICES = [
+        ('FR', 'Fruits'),
+        ('VG', 'Vegetables'),
+        ('DA', 'Dairy'),
+        ('MT', 'Meat'),
+        ('GR', 'Grains'),
+    ]
+
+    name = models.CharField(max_length=100)
+    description = models.TextField()
+    price = models.DecimalField(max_digits=10, decimal_places=2)
+    category = models.CharField(max_length=2, choices=CATEGORY_CHOICES)
+    stock = models.PositiveIntegerField(default=0)
+    image = models.ImageField(upload_to='products/', null=True, blank=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return self.name
+
+class Cart(models.Model):
+    user = models.OneToOneField(User, on_delete=models.CASCADE)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+class CartItem(models.Model):
+    cart = models.ForeignKey(Cart, related_name='items', on_delete=models.CASCADE)
+    product = models.ForeignKey(Product, on_delete=models.CASCADE)
+    quantity = models.PositiveIntegerField(default=1)
+    added_at = models.DateTimeField(auto_now_add=True)
+
+    def total_price(self):
+        return self.product.price * self.quantity

backend/apps/ecommerce/serializer.py

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+from rest_framework import serializers # type: ignore
+from .models import Product, Cart, CartItem
+
+class ProductSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Product
+        fields = '__all__'
+
+class CartItemSerializer(serializers.ModelSerializer):
+    product = ProductSerializer()
+    total_price = serializers.SerializerMethodField()
+
+    class Meta:
+        model = CartItem
+        fields = ['id', 'product', 'quantity', 'total_price']
+
+    def get_total_price(self, obj):
+        return obj.total_price()
+
+class CartSerializer(serializers.ModelSerializer):
+    items = CartItemSerializer(many=True)
+    total = serializers.SerializerMethodField()
+
+    class Meta:
+        model = Cart
+        fields = ['id', 'items', 'total']
+
+    def get_total(self, obj):
+        return sum(item.total_price() for item in obj.items.all())

backend/apps/ecommerce/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

backend/apps/ecommerce/urls.py

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+from django.urls import path
+from . import views
+
+urlpatterns = [
+    path('products/', views.ProductListView.as_view(), name='product-list'),
+    path('products/<int:pk>/', views.ProductDetailView.as_view(), name='product-detail'),
+    path('cart/', views.CartView.as_view(), name='cart'),
+    path('cart/add/', views.AddToCartView.as_view(), name='add-to-cart'),
+    path('product-list/', views.product_list, name='product-list-api'),  # New route
+]

backend/apps/ecommerce/views.py

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+# Corrected backend/apps/ecommerce/views.py
+from rest_framework import generics, permissions, filters
+from rest_framework.response import Response
+from rest_framework.decorators import api_view
+from .models import Product, Cart, CartItem
+from .serializers import ProductSerializer, CartSerializer
+from django_filters.rest_framework import DjangoFilterBackend
+
+class ProductListView(generics.ListAPIView):  # Fixed ListoprView → ListAPIView
+    queryset = Product.objects.all()
+    serializer_class = ProductSerializer
+    filter_backends = [DjangoFilterBackend, filters.SearchFilter]  # Fixed backend → backends
+    filterset_fields = ['category']  # Fixed set_fields → filterset_fields
+    search_fields = ['name', 'description']
+
+class ProductDetailView(generics.RetrieveAPIView):  # Added proper implementation
+    queryset = Product.objects.all()
+    serializer_class = ProductSerialize r

backend/apps/franchises/admin.py

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+from django.contrib import admin
+
+# Register your models here.

backend/apps/franchises/apps.py

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+from django.apps import AppConfig
+
+
+class FranchisesConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"
+    name = "franchises"

backend/apps/franchises/models.py

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+# Create your models here.
+from django.db import models # type: ignore
+
+class Franchise(models.Model):
+    name = models.CharField(max_length=100)
+    location = models.CharField(max_length=200)
+    contact_email = models.EmailField()
+    contact_phone = models.CharField(max_length=15)
+    is_active = models.BooleanField(default=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return self.name

backend/apps/franchises/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

backend/apps/franchises/views.py

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+from django.shortcuts import render
+
+# Create your views here.

backend/apps/inventory/admin.py

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+from django.contrib import admin
+
+# Register your models here.

backend/apps/inventory/apps.py

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+from django.apps import AppConfig
+
+
+class InventoryConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"
+    name = "inventory"

backend/apps/inventory/models.py

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+# Create your models here.
+from django.db import models # type: ignore
+from ecommerce.models import Product
+
+class Inventory(models.Model):
+    product = models.OneToOneField(Product, on_delete=models.CASCADE)
+    quantity = models.PositiveIntegerField(default=0)
+    low_stock_threshold = models.PositiveIntegerField(default=10)
+    last_restocked = models.DateTimeField(auto_now=True)
+
+    def is_low_stock(self):
+        return self.quantity < self.low_stock_threshold
+
+    def __str__(self):
+        return f"{self.product.name} - {self.quantity} in stock"

backend/apps/inventory/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

backend/apps/inventory/views.py

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+from django.shortcuts import render
+
+# Create your views here.

backend/apps/users/admin.py

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+from django.contrib import admin
+
+# Register your models here.

backend/apps/users/apps.py

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+from django.apps import AppConfig
+
+
+class UsersConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"
+    name = "users"

backend/apps/users/models.py

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+# Create your models here.
+from django.contrib.auth.models import AbstractUser # type: ignore
+from django.db import models # type: ignore
+
+class User(AbstractUser):
+    email = models.EmailField(unique=True)
+    phone = models.CharField(max_length=15, blank=True, null=True)
+
+    USERNAME_FIELD = 'email'
+    REQUIRED_FIELDS = ['username']
+
+    def __str__(self):
+        return self.email