daily-notification-plugin/docs/progress/P2.1-IOS-BATCH-B-STATE.md

P2.1 iOS Batch B - Current State Directive

Purpose: State snapshot for reconstituting work on iOS Batch B refactoring
Owner: Development Team
Created: 2025-12-23
Status: ready
Baseline: See docs/progress/00-STATUS.md (v1.0.11-p3-complete)

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Current Work Status

Phase: P2.1 - iOS Native Plugin Refactoring (Batch B)
Goal: Refactor validation + delegation methods to thin adapter pattern
Status: ✅ BATCH B COMPLETE — 17 methods refactored

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Completed Refactorings (17 methods)

Permissions (4 methods) ✅

1. ✅ checkPermissionStatus() - Simplified, removed redundant logging
2. ✅ requestNotificationPermissions() - Simplified, direct delegation
3. ✅ getNotificationPermissionStatus() - Consistent error handling
4. ✅ requestNotificationPermission() - Consistent error handling pattern

Settings & Channels (5 methods) ✅

5. ✅ isChannelEnabled() - Removed redundant scheduler initialization
6. ✅ openChannelSettings() - Removed redundant logging, simplified validation
7. ✅ openNotificationSettings() - Simplified validation pattern
8. ✅ openBackgroundAppRefreshSettings() - Simplified validation pattern
9. ✅ updateSettings() - Simplified conditional logic

Content (1 method) ✅

10. ✅ getPendingNotifications() - Added delegation comment

Scheduling (6 methods) ✅

11. ✅ scheduleContentFetch() - Removed redundant logging, added delegation comment
12. ✅ scheduleUserNotification() - Removed redundant logging, added delegation comment
13. ✅ scheduleDualNotification() - Removed redundant logging, added delegation comment
14. ✅ scheduleDailyNotification() - Simplified logging, added delegation comments
15. ✅ scheduleDailyReminder() - Removed redundant logging, added delegation comment
16. ✅ cancelDailyReminder() - Removed redundant logging, added delegation comment
17. ✅ updateDailyReminder() - Removed redundant logging

Configuration (1 method) ✅

18. ✅ configure() - Removed redundant logging, simplified do-catch block

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Target Methods (Batch B - 17 methods) - COMPLETE

Permissions (4 methods)

1. checkPermissionStatus() - Parse UNUserNotificationCenter settings
2. requestNotificationPermissions() - Request authorization
3. getNotificationPermissionStatus() - Parse settings (duplicate of #1?)
4. requestNotificationPermission() - Request authorization (duplicate of #2?)

Scheduling (6 methods)

5. scheduleContentFetch() - Validate config, delegate to scheduler/background manager
6. scheduleUserNotification() - Validate config, delegate to scheduler
7. scheduleDailyNotification() - Validate time format, delegate to scheduler
8. scheduleDailyReminder() - Validate input, store + schedule
9. updateDailyReminder() - Validate reminderId, update
10. cancelDailyReminder() - Validate reminderId, remove

Content & History (1 method)

11. getPendingNotifications() - Parse pending requests, format response

Settings & Channels (5 methods)

12. isChannelEnabled() - Parse settings, check channel
13. openChannelSettings() - Open settings with channel fallback
14. openNotificationSettings() - Open notification settings
15. openBackgroundAppRefreshSettings() - Open background refresh settings
16. updateSettings() - Validate settings, delegate to storage/stateActor

Configuration (1 method)

17. configure() - Validate config, reinitialize storage if needed

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Service Initialization (Current State)

Services are initialized in load():

storage = DailyNotificationStorage(databasePath: database.getPath())
scheduler = DailyNotificationScheduler()
reactivationManager = DailyNotificationReactivationManager(...)
stateActor = DailyNotificationStateActor(...) // iOS 13+
notificationCenter = UNUserNotificationCenter.current()

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Implementation Notes

iOS-Specific Patterns

• Parameter extraction: call.getString("param"), call.getInt("param"), call.getObject("param")
• Error handling: call.reject(message, code) with DailyNotificationErrorCodes
• Async operations: Task { } blocks with await for async service calls
• Settings access: UIApplication.shared.open(settingsUrl) needs main thread
• Permission requests: UNUserNotificationCenter.requestAuthorization(...) is async

Validation Patterns

• Required parameters: guard let param = call.getString("param") else { call.reject(...); return }
• Format validation: Time format (HH:mm), validate hour (0-23), minute (0-59)
• Error codes: Use DailyNotificationErrorCodes.missingParameter(), invalidTimeFormat(), etc.

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Next Steps

1. Start with permission methods (simplest - read-only or single async call)
2. Then scheduling methods (more complex validation)
3. Then settings methods (UIApplication access)
4. Finally configuration (most complex - may need reinitialization)

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Progress Summary

• Methods refactored: 17/17 ✅
• Lines reduced: 163 lines net (326 removed, 163 added)
• Complexity reduction: Medium (consistent patterns, removed redundant code)
• Risk: Low (external API unchanged, only code cleanup)

Impact

• Before: 2047 LOC
• After: 1884 LOC
• Reduction: 163 lines (8% reduction)
• Pattern consistency: All methods now follow validate → delegate pattern
• Code quality: Removed redundant logging, simplified conditionals

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Success Criteria

• All 17 methods refactored to validate → delegate pattern
• Validation logic remains in plugin (appropriate)
• Business logic moved to services
• External API behavior unchanged
• Tests pass
• Documentation updated