Add models, views and forms for authentication

core/models.py

@@ -0,0 +1,29 @@
+from django.contrib.auth.models import AbstractUser
+from django.db import models
+
+# Create your models here.
+
+
+class Product(models.Model):
+    name = models.CharField(max_length=255)
+    description = models.CharField(max_length=1024)
+    cost = models.IntegerField()
+    product_id = models.UUIDField(blank=True)
+    image = models.CharField(max_length=1024, blank=True)
+
+    def __str__(self):
+        return f"{self.name} (£{self.cost})"
+
+
+class User(AbstractUser):
+    # Stripe customer ID
+    stripe_id = models.CharField(max_length=255, blank=True)
+    subscription_id = models.CharField(max_length=255, blank=True)
+    subscription_active = models.BooleanField(blank=True)
+    last_payment = models.DateTimeField(blank=True)
+    paid = models.BooleanField(blank=True)
+    plans = models.ManyToManyField(Product, blank=True)
+
+    def has_plan(self, plan):
+        plan_list = [plan.name for plan in self.plans.all()]
+        return plan in plan_list