Initial commit

billing/admin.py

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

billing/apps.py

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

billing/migrations/0001_initial.py

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+# Generated by Django 5.1.2 on 2025-01-20 04:50
+
+import django.db.models.deletion
+import django.utils.timezone
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="Device",
+            fields=[
+                (
+                    "id",
+                    models.CharField(max_length=255, primary_key=True, serialize=False),
+                ),
+                ("name", models.CharField(max_length=255)),
+                ("mac", models.CharField(max_length=255)),
+                (
+                    "reason_for_blocking",
+                    models.CharField(blank=True, max_length=255, null=True),
+                ),
+                ("is_active", models.BooleanField(default=False)),
+                ("registered", models.BooleanField(default=False)),
+                ("blocked", models.BooleanField(default=False)),
+                (
+                    "blocked_by",
+                    models.CharField(
+                        choices=[("ADMIN", "Admin"), ("PARENT", "Parent")],
+                        default="PARENT",
+                        max_length=255,
+                    ),
+                ),
+                ("expiry_date", models.DateTimeField(blank=True, null=True)),
+                ("created_at", models.DateTimeField(default=django.utils.timezone.now)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                (
+                    "user",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        related_name="devices",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+        ),
+    ]

billing/migrations/0002_billformula_payment_topup_delete_device.py

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+# Generated by Django 5.1.2 on 2025-01-20 06:58
+
+import django.db.models.deletion
+import django.utils.timezone
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("billing", "0001_initial"),
+        ("devices", "0003_device_delete_billformula_remove_topup_user_and_more"),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="BillFormula",
+            fields=[
+                (
+                    "id",
+                    models.CharField(max_length=255, primary_key=True, serialize=False),
+                ),
+                ("formula", models.CharField(max_length=255)),
+                ("base_amount", models.FloatField()),
+                ("discount_percentage", models.FloatField()),
+                ("created_at", models.DateTimeField(default=django.utils.timezone.now)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name="Payment",
+            fields=[
+                (
+                    "id",
+                    models.CharField(max_length=255, primary_key=True, serialize=False),
+                ),
+                ("number_of_months", models.IntegerField()),
+                ("amount", models.FloatField()),
+                ("paid", models.BooleanField(default=False)),
+                ("paid_at", models.DateTimeField(blank=True, null=True)),
+                (
+                    "method",
+                    models.CharField(
+                        choices=[("WALLET", "Wallet"), ("TRANSFER", "Transfer")],
+                        default="TRANSFER",
+                        max_length=255,
+                    ),
+                ),
+                ("expires_at", models.DateTimeField(blank=True, null=True)),
+                ("created_at", models.DateTimeField(default=django.utils.timezone.now)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                (
+                    "devices",
+                    models.ManyToManyField(
+                        related_name="payments", to="devices.device"
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="payments",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+        ),
+        migrations.CreateModel(
+            name="Topup",
+            fields=[
+                (
+                    "id",
+                    models.CharField(max_length=255, primary_key=True, serialize=False),
+                ),
+                ("amount", models.FloatField()),
+                ("paid", models.BooleanField(default=False)),
+                ("created_at", models.DateTimeField(default=django.utils.timezone.now)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="topups",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+        ),
+        migrations.DeleteModel(
+            name="Device",
+        ),
+    ]

billing/models.py

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+from django.db import models
+from django.utils import timezone
+from api.models import User
+
+# Create your models here.
+
+from devices.models import Device
+# Create your models here.
+
+class Payment(models.Model):
+    PAYMENT_TYPES = [
+        ('WALLET', 'Wallet'),
+        ('TRANSFER', 'Transfer'),
+    ]
+
+    id = models.CharField(primary_key=True, max_length=255)
+    number_of_months = models.IntegerField()
+    amount = models.FloatField()
+    paid = models.BooleanField(default=False)
+    user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='payments')
+    paid_at = models.DateTimeField(null=True, blank=True)
+    method = models.CharField(max_length=255, choices=PAYMENT_TYPES, default='TRANSFER')
+    expires_at = models.DateTimeField(null=True, blank=True)
+    created_at = models.DateTimeField(default=timezone.now)
+    updated_at = models.DateTimeField(auto_now=True)
+    devices = models.ManyToManyField(Device, related_name='payments')
+
+    def __str__(self):
+        return f"Payment by {self.user}"
+
+class BillFormula(models.Model):
+    id = models.CharField(primary_key=True, max_length=255)
+    formula = models.CharField(max_length=255)
+    base_amount = models.FloatField()
+    discount_percentage = models.FloatField()
+    created_at = models.DateTimeField(default=timezone.now)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return self.formula
+
+class Topup(models.Model):
+    id = models.CharField(primary_key=True, max_length=255)
+    amount = models.FloatField()
+    user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='topups')
+    paid = models.BooleanField(default=False)
+    created_at = models.DateTimeField(default=timezone.now)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return f"Topup for {self.user}"

billing/tests.py

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

billing/views.py

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+
+# Create your views here.