Files
MathApp/payment/models.py
2026-08-11 16:43:12 +03:30

39 lines
1.6 KiB
Python

from django.db import models
class Order(models.Model):
"""
تنها اپی که واقعاً پول جابه‌جا می‌کنه. عمداً از Subscription جدا شده
چون منطق و ریسکش فرق داره (درگاه، retry، idempotency).
"""
STATUS_CHOICES = [('pending', 'در انتظار'), ('paid', 'پرداخت‌شده'), ('failed', 'ناموفق')]
user_id = models.IntegerField(db_index=True) # ارجاع سبک به accounts.User
subscription_id = models.IntegerField(null=True, blank=True) # ارجاع سبک به subscription.Subscription
amount = models.PositiveIntegerField()
currency = models.CharField(max_length=10, default='IRT')
status = models.CharField(max_length=10, choices=STATUS_CHOICES, default='pending')
idempotency_key = models.CharField(max_length=100, unique=True)
created_at = models.DateTimeField(auto_now_add=True)
class Meta:
ordering = ['-created_at']
def __str__(self):
return f"order-{self.pk}-user{self.user_id}"
class Transaction(models.Model):
order = models.ForeignKey(Order, on_delete=models.CASCADE, related_name='transactions')
gateway = models.CharField(max_length=30, default='zarinpal')
gateway_ref_id = models.CharField(max_length=100, blank=True)
status = models.CharField(max_length=30)
paid_at = models.DateTimeField(null=True, blank=True)
created_at = models.DateTimeField(auto_now_add=True)
class Meta:
ordering = ['created_at']
def __str__(self):
return f"txn-{self.pk}-order{self.order_id}"