Files
goodtimes/manage_subscriptions/models.py
2024-08-12 12:54:29 +05:30

152 lines
5.4 KiB
Python

from datetime import timedelta, timezone
from django.db import models
from django.core.exceptions import ValidationError
from accounts.models import BaseModel, IAmPrincipal, IAmPrincipalType
from django.utils.translation import gettext_lazy as _
# Create your models here.
class Plan(BaseModel):
title = models.CharField(max_length=255)
days = models.PositiveIntegerField()
class Meta:
db_table = "plan"
def __str__(self):
return self.title
class StripeProduct(BaseModel):
title = models.CharField(max_length=255)
product_id = models.CharField(max_length=255, blank=True, null=True)
description = models.TextField(blank=True, null=True)
metadata = models.JSONField(blank=True, null=True)
image_url = models.URLField(blank=True, null=True)
default_price_id = models.CharField(max_length=255, blank=True, null=True)
class Meta:
db_table = "stripe_product"
def __str__(self):
return self.title
class Subscription(BaseModel):
title = models.CharField(max_length=255)
price_id = models.CharField(max_length=255, blank=True, null=True)
stripe_product = models.ForeignKey(
StripeProduct,
related_name="subscription_product",
on_delete=models.CASCADE,
null=True,
blank=True,
)
short_description = models.CharField(max_length=255, null=True, blank=True)
long_description = models.TextField(null=True, blank=True)
image = models.ImageField(upload_to="subscription_img", null=True, blank=True)
plan = models.ForeignKey(
Plan, related_name="subscription_plan", on_delete=models.CASCADE
)
high_amount = models.DecimalField(max_digits=14, decimal_places=2, default=0.00)
amount = models.DecimalField(max_digits=14, decimal_places=2, default=0.00)
principal_types = models.ManyToManyField(
IAmPrincipalType, related_name="principal_type_subscriptions", blank=True
)
referral_percentage = models.DecimalField(max_digits=5, decimal_places=2)
is_free = models.BooleanField(
default=False,
help_text="Indicates whether this subscription is free and only accessible by administrators, not visible to regular users.",
)
class Meta:
db_table = "subscription"
def __str__(self):
return self.title
def clean(self):
# Ensure amount is greater than 1
if self.amount <= 1:
raise ValidationError({"amount": "Amount must be greater than 1."})
# Ensure high_amount is greater than amount
if self.high_amount <= self.amount:
raise ValidationError(
{"high_amount": "High amount must be greater than amount."}
)
def save(self, *args, **kwargs):
self.clean() # Call clean before saving to ensure validation
super().save(*args, **kwargs)
class SubscriptionStatus(models.TextChoices):
ACTIVE = "active", _("Active")
EXPIRED = "expired", _("Expired")
INACTIVE = "inactive", _("Inactive")
class PrincipalSubscription(BaseModel):
subscription = models.ForeignKey(
Subscription, related_name="subscription_reference", on_delete=models.CASCADE
)
principal = models.ForeignKey(
IAmPrincipal, related_name="principal_subscription", on_delete=models.CASCADE
)
is_paid = models.BooleanField(default=False)
auto_renew = models.BooleanField(default=False)
status = models.CharField(
max_length=255,
choices=SubscriptionStatus.choices,
default=SubscriptionStatus.ACTIVE,
)
start_date = models.DateField()
end_date = models.DateField()
order_id = models.CharField(max_length=255, null=True, blank=True)
cancelled = models.BooleanField(default=False)
cancelled_date_time = models.DateTimeField(null=True, blank=True)
grace_period_end_date = models.DateField(null=True, blank=True)
stripe_customer_id = models.CharField(max_length=255, null=True, blank=True)
stripe_subscription_id = models.CharField(max_length=255, null=True, blank=True)
comments = models.CharField(max_length=255, null=True, blank=True)
is_stripe_subscription = models.BooleanField(default=False)
payment_intent_id = models.CharField(max_length=255, null=True, blank=True)
payment_intent_client_secret = models.CharField(
max_length=255, null=True, blank=True
)
coupon_code = models.CharField(max_length=255, null=True, blank=True)
class Meta:
db_table = "principal_subscription"
def __str__(self):
return f"{self.subscription} - {self.principal.first_name}"
def generate_order_id(email):
return f"order_{str(timezone.localtime().timestamp())}{str(email)}"
def generate_grace_period_end_date(date):
return date + timedelta(days=15)
class WebhookEvent(BaseModel):
event_id = models.CharField(max_length=255, unique=True, db_index=True)
event_type = models.CharField(max_length=255, null=True, blank=True)
received_at = models.DateTimeField(auto_now_add=True)
processed_at = models.DateTimeField(null=True, blank=True)
status = models.CharField(
max_length=20, default="received"
) # e.g., 'received', 'processed', 'failed'
error_message = models.TextField(null=True, blank=True)
event_payload = models.JSONField(
null=True, blank=True
) # Optional: Store the payload for debugging.
def __str__(self):
return f"Webhook Event {self.event_id} - Status: {self.status}"
class Meta:
db_table = "webhook_event"