Point Earning system in flutter

We are looking for user interface as well as firebase data base structure in flutter.
- Complete levels
- Get Hourly points.
- Get cards, gifts & points in every 4 hours.
- Get Daily challenge.
- Get Weekly challenge.
- Ranking among friends and in country & global.
- Watch video to earn points.
- Open Chest
- Achievements
- Buy Points & Bundles
- Buy Subscriptions & you will get 3 or 5 times more points.
- Etc