major changes, including tailwind v4

rides/migrations/0003_transfer_company_data.py

@@ -0,0 +1,61 @@
+# Generated by Django 5.0.7 on 2024-07-25 14:30
+
+from django.db import migrations
+
+def transfer_company_data(apps, schema_editor):
+    Company = apps.get_model('rides', 'Company')
+    Ride = apps.get_model('rides', 'Ride')
+    RideModel = apps.get_model('rides', 'RideModel')
+
+    with schema_editor.connection.cursor() as cursor:
+        cursor.execute("SELECT id, name, slug, description, website, founded_year, headquarters, rides_count, coasters_count FROM manufacturers_manufacturer")
+        for row in cursor.fetchall():
+            company, created = Company.objects.get_or_create(
+                slug=row,
+                defaults={
+                    'name': row,
+                    'description': row,
+                    'website': row,
+                    'founded_date': f'{row}-01-01' if row else None,
+                    'headquarters': row,
+                    'rides_count': row,
+                    'coasters_count': row,
+                    'roles': [Company.CompanyRole.MANUFACTURER]
+                }
+            )
+            if not created and Company.CompanyRole.MANUFACTURER not in company.roles:
+                company.roles.append(Company.CompanyRole.MANUFACTURER)
+                company.save()
+            
+            Ride.objects.filter(manufacturer_id=row).update(manufacturer_id=company.id)
+            RideModel.objects.filter(manufacturer_id=row).update(manufacturer_id=company.id)
+
+        cursor.execute("SELECT id, name, slug, description, website, founded_date, headquarters FROM designers_designer")
+        for row in cursor.fetchall():
+            company, created = Company.objects.get_or_create(
+                slug=row,
+                defaults={
+                    'name': row,
+                    'description': row,
+                    'website': row,
+                    'founded_date': row,
+                    'headquarters': row,
+                    'roles': [Company.CompanyRole.DESIGNER]
+                }
+            )
+            if not created and Company.CompanyRole.DESIGNER not in company.roles:
+                company.roles.append(Company.CompanyRole.DESIGNER)
+                company.save()
+
+            Ride.objects.filter(designer_id=row).update(designer_id=company.id)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('rides', '0002_ridereview_ridereviewevent_ridereview_insert_insert_and_more'),
+    ]
+
+    operations = [
+        migrations.RunPython(transfer_company_data),
+    ]