# React Native Watch Connectivity Pro - TODO List

This document tracks the implementation status of features for the React Native Watch Connectivity Pro package.

## Core Functionality

### Session Management
- [x] `WCSession` initialization and activation (`initSession()`)
- [x] Delegate setup
- [x] Watch state management (paired, reachable, etc.)
- [x] Session state notifications
- [x] Automatic session activation on module initialization

### Messaging
- [x] Real-time messaging (`sendMessage()`)
- [x] Message reply handlers
- [x] Message receiving and event emission
- [x] Testing with sample apps
- [x] Proper NativeEventEmitter integration
- [x] Error handling for message failures
- [x] Message queue for offline/disconnected scenarios
- [x] Automatic sending of queued messages when connectivity is restored
- [x] Queue management API (status, process, clear)

## Background Data Transfer

### Application Context
- [x] Implement `updateApplicationContext()`
- [x] Implement `getApplicationContext()`
- [x] Proper delegate methods for receiving application context
- [ ] Test context synchronization across devices
- [x] Add examples to README

### UserInfo Transfers
- [x] Complete `transferUserInfo()` implementation
- [x] Implement `getCurrentUserInfo()`
- [x] Proper delegate methods for receiving user info
- [ ] Add proper event handling for transfers
- [ ] Test with large data payloads
- [ ] Document best practices

### File Transfers
- [x] Improve `transferFile()` implementation
- [x] Add progress tracking
- [x] Implement `getFileTransfers()`
- [x] Add `cancelFileTransfer()` method
- [ ] Test with various file types/sizes
- [x] Add examples for file transfer functionality

## Watch-Specific Features

### Complications
- [ ] Implement `transferCurrentComplicationUserInfo()`
- [ ] Add remaining transfers tracking
- [ ] Test with actual watch complications
- [ ] Add example with complication setup

## Developer Experience

### Documentation
- [x] Basic installation instructions
- [x] Usage examples for core functionality
- [x] Extended API reference
- [x] Troubleshooting guide
- [x] Queue management documentation
- [ ] Migration guide from other libraries

### Debugging
- [x] File logging
- [x] Detailed error messages
- [x] Debug helpers (`checkWatchConnectivityStatus`)
- [x] Queue monitoring and management UI

### Testing
- [x] Manual testing setup
- [ ] Unit tests for Swift code
- [ ] Unit tests for JavaScript code
- [ ] Integration tests

### Example Apps
- [x] Basic messaging example
- [x] Queue management example
- [x] File transfer example
- [ ] Complete example showcasing all features
- [ ] Watch app setup tutorial

## Performance & Reliability

### Error Handling
- [x] Basic error handling
- [x] Comprehensive error types
- [x] File logging for debugging
- [x] Automatic retry mechanisms
- [x] Offline message queueing
- [ ] Network status awareness

### Optimization
- [x] Handle backgrounded app states
- [x] Message queue organization and prioritization
- [ ] Memory usage optimization
- [ ] Battery impact testing
- [ ] Message size optimization
- [ ] Background transfer prioritization

## Platforms

### iOS Version Support
- [x] iOS 12+
- [x] watchOS 6+
- [ ] Test on older iOS/watchOS versions
- [ ] Document version-specific limitations

## Release Management
- [x] Package structure
- [x] TypeScript definitions
- [ ] CI/CD setup
- [ ] Version bump automation
- [ ] Changelog generation