RSSuper/tasks/native-business-logic-migration/16-implement-android-state-management.md

16. Implement Android state management (StateFlow/LiveData)

meta: id: native-business-logic-migration-16 feature: native-business-logic-migration priority: P0 depends_on: [native-business-logic-migration-13] tags: [implementation, android, state-management]

objective:

• Implement reactive state management using StateFlow and LiveData

deliverables:

• FeedRepository.kt
• SubscriptionRepository.kt
• FeedViewModel.kt
• SubscriptionViewModel.kt
• State sealed class
• Error handling types

tests:

• Unit: Test repository methods
• Unit: Test ViewModel state transitions
• Unit: Test StateFlow emission
• Integration: Test UI updates

acceptance_criteria:

• Repositories provide StateFlow
• ViewModels manage state properly
• Error states handled
• Loading states implemented
• Lifecycle-aware updates

validation:

• Run ./gradlew test
• Test with Espresso for UI updates

notes:

• Use StateFlow for new code
• Use LiveData for UI binding
• Follow Repository pattern