Michael Freno
d346b527e6
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42 lines
995 B
Markdown
42 lines
995 B
Markdown
# 15. Implement iOS state management (Combine/Observer)
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meta:
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id: native-business-logic-migration-15
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feature: native-business-logic-migration
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priority: P0
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depends_on: [native-business-logic-migration-12]
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tags: [implementation, ios, state-management]
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objective:
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- Implement reactive state management using Combine
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deliverables:
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- FeedRepository.swift
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- SubscriptionRepository.swift
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- FeedViewModel.swift
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- SubscriptionViewModel.swift
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- State enumeration
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- Error handling types
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tests:
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- Unit: Test repository methods
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- Unit: Test ViewModel state transitions
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- Unit: Test Combine publishers
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- Integration: Test UI updates
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acceptance_criteria:
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- Repositories provide Combine publishers
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- ViewModels manage state properly
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- Error states handled
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- Loading states implemented
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- Memory efficient (no retain cycles)
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validation:
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- Run unit tests
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- Check with Instruments for memory leaks
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notes:
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- Use Combine framework
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- Follow Repository pattern
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- Use @Published for SwiftUI integration
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