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from django.db import models
from django.db import models
from django.conf import settings
from django.core.validators import FileExtensionValidator
# =========================
# CART (ONLY FOR PRODUCTS)
# =========================
class Cart(models.Model):
user = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
is_active = models.BooleanField(default=True)
created_at = models.DateTimeField(auto_now_add=True)
def total_weight(self):
return sum(item.product.weight * item.quantity for item in self.items.all())
def total_price(self):
return sum(item.product.price * item.quantity for item in self.items.all())
def __str__(self):
return f"Cart {self.id} - {self.user}"
class CartItem(models.Model):
cart = models.ForeignKey(Cart, related_name="items", on_delete=models.CASCADE)
product = models.ForeignKey("products.Product", on_delete=models.CASCADE)
quantity = models.PositiveIntegerField(default=1)
def __str__(self):
return f"{self.product.name} ({self.quantity})"
# ==================================
# MASTER PAYMENT ORDER (ALL MODULES)
# ==================================
class PaymentOrder(models.Model):
TYPE = (
("PRODUCT", "Product"),
("WORKSHOP", "Workshop"),
("EXPERIENCE", "Experience"),
("CUSTOM", "Custom"),
)
STATUS = (
("PENDING", "Pending"),
("PAID", "Paid"),
("FAILED", "Failed"),
)
user = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE, null=True, blank=True)
order_type = models.CharField(max_length=20, choices=TYPE)
linked_object_id = models.PositiveIntegerField(null=True, blank=True)
linked_app = models.CharField(max_length=50, blank=True)
amount = models.FloatField()
status = models.CharField(max_length=20, choices=STATUS, default="PENDING")
razorpay_order_id = models.CharField(max_length=200, blank=True, null=True)
created_at = models.DateTimeField(auto_now_add=True)
def __str__(self):
return f"{self.order_type} - {self.id} - {self.status}"
# ==================================
# PRODUCT ORDER
# ==================================
class Order(models.Model):
STATUS_CHOICES = (
("created", "Created"),
("paid", "Paid"),
("failed", "Failed"),
)
payment_order = models.OneToOneField(
PaymentOrder,
on_delete=models.CASCADE,
related_name="product_order"
)
status = models.CharField(max_length=20, choices=STATUS_CHOICES, default="created")
full_name = models.CharField(max_length=200)
email = models.EmailField()
phone = models.CharField(max_length=20)
address = models.TextField()
city = models.CharField(max_length=100)
pincode = models.CharField(max_length=10)
gst_number = models.CharField(max_length=20, blank=True, null=True)
subtotal = models.FloatField()
shipping_cost = models.FloatField()
total_weight = models.FloatField()
total_amount = models.FloatField()
created_at = models.DateTimeField(auto_now_add=True)
def __str__(self):
return f"Order #{self.id} - {self.full_name}"
class OrderItem(models.Model):
order = models.ForeignKey(Order, related_name="items", on_delete=models.CASCADE)
product = models.ForeignKey("products.Product", on_delete=models.SET_NULL, null=True)
product_name = models.CharField(max_length=200)
price = models.FloatField()
quantity = models.PositiveIntegerField()
weight_kg = models.FloatField()
def total_price(self):
return self.price * self.quantity
def __str__(self):
return f"{self.product_name} ({self.quantity})"
# =========================
# PAYMENT & TRANSACTIONS
# =========================
class Payment(models.Model):
payment_order = models.OneToOneField(
PaymentOrder,
on_delete=models.CASCADE,
related_name="payment"
)
razorpay_payment_id = models.CharField(max_length=200, blank=True, null=True)
razorpay_signature = models.TextField(blank=True, null=True)
status = models.CharField(max_length=50, default="created")
created_at = models.DateTimeField(auto_now_add=True)
def __str__(self):
return f"Payment {self.id} - {self.status}"
class Transaction(models.Model):
payment = models.ForeignKey(Payment, on_delete=models.CASCADE, related_name="transactions")
event = models.CharField(max_length=100)
response = models.JSONField()
created_at = models.DateTimeField(auto_now_add=True)
def __str__(self):
return f"{self.event} - {self.id}" |