mirror of
https://github.com/pacnpal/thrillwiki_django_no_react.git
synced 2025-12-20 08:31:08 -05:00
98 lines
2.4 KiB
Markdown
98 lines
2.4 KiB
Markdown
# PGHistory Migration Progress
|
|
|
|
## All Migrations Complete! 🎉
|
|
|
|
### Latest Migration
|
|
- `location/migrations/0002_locationevent_remove_historicallocation_content_type_and_more.py`
|
|
- Created LocationEvent model
|
|
- Removed simple-history fields
|
|
- Set up pghistory triggers
|
|
- Cleaned up historical models
|
|
|
|
### Previously Completed Migrations
|
|
|
|
1. Companies App
|
|
- Created CompanyEvent and ManufacturerEvent
|
|
- Removed Designer model
|
|
- Set up pghistory triggers
|
|
|
|
2. Rides App
|
|
- Created RideEvent and RideModelEvent
|
|
- Removed simple-history fields
|
|
- Updated Designer foreign key
|
|
- Set up pghistory triggers
|
|
|
|
3. Parks App
|
|
- Created ParkEvent and ParkAreaEvent models
|
|
- Set up pghistory tracking triggers
|
|
- Removed simple-history fields and models
|
|
|
|
4. Designers App
|
|
- Created DesignerEvent model
|
|
- Set up insert/update triggers
|
|
- Full pghistory implementation
|
|
|
|
5. Moderation Models
|
|
- Created EditSubmissionEvent model
|
|
- Created PhotoSubmissionEvent model
|
|
- Set up triggers for both models
|
|
|
|
## Infrastructure Updates
|
|
1. History Tracking App
|
|
- Removed simple-history initialization from apps.py
|
|
- Updated base models to use pghistory
|
|
- Added DiffMixin for tracking changes
|
|
|
|
## Final Steps
|
|
|
|
### 1. Remove django-simple-history
|
|
```bash
|
|
# Update requirements.txt
|
|
- Remove django-simple-history==3.8.0
|
|
```
|
|
|
|
### 2. Clean Up Configuration
|
|
- Remove any remaining simple-history settings
|
|
- Update documentation for new history tracking
|
|
- Add migration guide for future models
|
|
|
|
### 3. Testing
|
|
1. Test all models:
|
|
- Create/Update/Delete operations
|
|
- Historical queries
|
|
- Change tracking
|
|
- Event context
|
|
|
|
2. Verify functionality:
|
|
- Slug history lookups
|
|
- Model relationships
|
|
- Admin interfaces
|
|
|
|
### 4. Documentation Updates
|
|
1. Update model documentation
|
|
2. Add pghistory usage examples
|
|
3. Document migration patterns
|
|
4. Update contributor guide
|
|
|
|
## Technical Notes
|
|
- PGHistory tracking implemented via triggers
|
|
- Event models store complete history
|
|
- Foreign key relationships preserved
|
|
- Context tracking available
|
|
- GeoDjango fields supported
|
|
- Improved query performance expected
|
|
|
|
## Migration Statistics
|
|
✅ Designer Model
|
|
✅ Moderation Models
|
|
✅ Companies Models
|
|
✅ Rides Models
|
|
✅ Parks Models
|
|
✅ Location Models
|
|
|
|
## Lessons Learned
|
|
1. Keep backward compatibility during transition
|
|
2. Migrate models in dependency order
|
|
3. Test thoroughly after each migration
|
|
4. Update related code incrementally
|
|
5. Maintain documentation throughout |