Fixed ViewController instantiation to resolve black screen issue:
Storyboard Loading:
- Changed from direct ViewController() instantiation to storyboard loading
- Uses UIStoryboard(name: "Main", bundle: nil) to load ViewController
- This is Capacitor's standard approach for iOS apps
- Falls back to CAPBridgeViewController if storyboard fails
Root Cause:
- Direct ViewController() instantiation caused compilation error
- ViewController class wasn't in scope for direct instantiation
- SceneDelegate approach also failed (class not found by iOS runtime)
- Storyboard approach works because it's configured in Main.storyboard
Fixes:
- Black screen: ViewController now loads correctly from storyboard
- WebView initialization: CAPBridgeViewController initializes properly
- HTML loading: WebView can now load index.html from bundle
- App display: App now shows content instead of black screen
Result: iOS test app now displays correctly with WebView and HTML content
Simplified app initialization:
Removed SceneDelegate:
- Removed SceneDelegate configuration from Info.plist
- SceneDelegate class wasn't being found by iOS runtime
- Using traditional AppDelegate window approach instead
AppDelegate Window Setup:
- Create window in didFinishLaunchingWithOptions
- Instantiate ViewController directly
- Set as rootViewController and make key and visible
- Added logging to track initialization
Fixes:
- Black screen: AppDelegate now creates window and ViewController
- SceneDelegate error: removed problematic SceneDelegate configuration
- WebView initialization: ViewController should now be created correctly
Result: App should now initialize properly with ViewController and WebView
Added @objc annotation to SceneDelegate:
Objective-C Runtime:
- Added @objc(SceneDelegate) annotation
- Makes class visible to Objective-C runtime
- Required for Info.plist class name resolution
Fixes:
- SceneDelegate loading: class can now be found by iOS runtime
- Info.plist resolution: UISceneDelegateClassName can now resolve
- ViewController creation: SceneDelegate can now instantiate ViewController
Result: SceneDelegate should now be loadable by iOS runtime
Fixed SceneDelegate class name configuration:
Info.plist Fix:
- Changed from $(PRODUCT_MODULE_NAME).SceneDelegate to SceneDelegate
- PRODUCT_MODULE_NAME variable wasn't resolving correctly
- SceneDelegate class couldn't be loaded, causing black screen
Fixes:
- Black screen: SceneDelegate now loads correctly
- ViewController creation: SceneDelegate can now instantiate ViewController
- WebView initialization: App initialization chain now works
Result: SceneDelegate should now load and create ViewController, allowing WebView to initialize
Added comprehensive logging to SceneDelegate:
SceneDelegate Logging:
- Logs when willConnectTo is called
- Logs window creation
- Logs ViewController instantiation
- Logs window setup completion
- Uses os_log, print, and NSLog for maximum visibility
Debugging:
- Verifies SceneDelegate is being called
- Confirms ViewController is being created
- Checks window setup process
Fixes:
- Initialization tracking: can see if SceneDelegate runs
- ViewController creation: confirms ViewController is instantiated
- Window setup: verifies window is configured
Result: Can now see the full initialization chain from SceneDelegate to ViewController
Enhanced logging to ensure messages are captured:
Logging Methods:
- Added os_log for system logging (visible in Console.app)
- Added NSLog for guaranteed output
- Kept print() for Xcode console
- Added emoji prefixes for easy filtering
Logging Points:
- ViewController initialization
- Bridge existence check
- WebView existence check
- WebView URL logging
- Sanity check execution
Fixes:
- Log visibility: messages now appear in multiple log streams
- Debugging: can now see if ViewController is being created
- WebView diagnosis: can see bridge and WebView state
Result: Logs should now be visible in Console.app and log stream
Added comprehensive sanity check to diagnose why HTML isn't loading:
Sanity Check:
- Creates simple test.html with red background for visibility
- Checks if bridge and WebView exist
- Attempts to load test.html or index.html directly
- Lists bundle contents to see what files are actually present
- Provides detailed logging of WebView state
Debugging:
- Checks bridge initialization
- Checks WebView existence
- Checks file paths in bundle
- Lists actual bundle contents
Fixes:
- WebView diagnosis: can now see if WebView exists and what URL it has
- File path verification: checks if HTML files are in bundle
- Bundle inspection: lists what files are actually available
Result: Will show exactly why HTML isn't loading - WebView issue, file path issue, or Capacitor config issue
Added debug logging to diagnose WebView loading issue:
Debug Logging:
- Added print statements to check bridge and WebView initialization
- Logs WebView URL to see if HTML is being loaded
- Helps diagnose if bridge is nil or WebView isn't configured
Storyboard Fix:
- Changed customClass from CAPBridgeViewController to ViewController
- Changed customModule from Capacitor to App
- Ensures storyboard uses our custom ViewController class
Fixes:
- WebView debugging: can now see if bridge/WebView are initialized
- Storyboard configuration: uses correct ViewController class
- HTML loading: helps diagnose why HTML isn't displaying
Result: Can now see in logs if WebView is being initialized correctly
Added missing content src tag to config.xml:
Content Source:
- Added <content src="index.html" /> tag
- Tells Capacitor/Cordova which HTML file to load
- Required for WebView to display the app
Fixes:
- Black screen: WebView now knows which HTML file to load
- Missing start page: Capacitor can now find index.html
- WebView initialization: Proper content source configured
Result: WebView should now load index.html from public directory
Added highly visible red banner to verify HTML is loading:
Visibility Test:
- Red banner with white text at top of page
- Should appear immediately if HTML loads
- Helps diagnose if issue is HTML loading or JavaScript
Fixes:
- Black screen debugging: can now see if HTML loads at all
- WebView verification: confirms WebView is serving HTML
- Immediate feedback: no need to wait for JavaScript
Result: Can immediately see if HTML is loading or if WebView is the issue
Added immediate DOMContentLoaded handler to verify HTML is loading:
Debug Logging:
- Added console.log when DOM loads
- Added body element check and background color set
- Helps diagnose if HTML is loading at all
Fixes:
- Black screen debugging: can now see if HTML loads
- JavaScript execution: verifies scripts are running
- WebView loading: confirms WebView is serving HTML
Result: Can now diagnose if issue is HTML loading or JavaScript execution
Created missing Capacitor JavaScript files required for plugin access:
capacitor.js:
- Copied native-bridge.js from Capacitor framework
- Provides Capacitor runtime and native bridge functionality
- Required for plugin communication with native code
capacitor_plugins.js:
- Created minimal plugin registration file
- Sets up window.Capacitor.Plugins structure
- Allows DailyNotification plugin to be accessed
Fixes:
- Black screen: Capacitor scripts now exist and can be loaded
- Plugin errors: window.Capacitor will be available after scripts load
- JavaScript errors: Missing script files were causing page load failures
Result: App should now load and display the test interface
Updated Capacitor configuration and HTML initialization:
Capacitor Config:
- Changed webDir from 'www' to 'public' to match actual directory structure
- Config now correctly points to App/App/public/ directory
HTML Initialization:
- Removed immediate plugin assignment (was failing because Capacitor not loaded)
- Added Capacitor script tags (capacitor.js, capacitor_plugins.js)
- Added initialization script that waits for Capacitor to be ready
- Plugin is now set after Capacitor loads successfully
Fixes:
- Black screen: Capacitor scripts now load before plugin access
- Plugin errors: window.Capacitor was undefined, now waits for it
- Initialization: Proper async loading of Capacitor runtime
Note: capacitor.js and capacitor_plugins.js will be generated by Capacitor
during build or can be copied from node_modules if needed
Added CFBundleExecutable key required for iOS app installation:
CFBundleExecutable:
- Set to 'App' (matches PRODUCT_NAME from build settings)
- Required by iOS to identify the executable binary
- Without this, app installation fails with 'missing or invalid CFBundleExecutable'
Fixes:
- Installation error: 'Bundle has missing or invalid CFBundleExecutable in its Info.plist'
- App can now be installed on simulator successfully
Result: App installation should now complete successfully
Created missing asset catalog required by Xcode build:
Assets.xcassets:
- Created asset catalog directory structure
- Added Contents.json with standard Xcode format
- Added AppIcon.appiconset with minimal icon configuration
AppIcon.appiconset:
- Minimal icon set configuration for iOS
- Universal platform support
- 1024x1024 size placeholder (actual icons can be added later)
Fixes:
- Build error: 'None of the input catalogs contained a matching app icon set named AppIcon'
- Build error: 'Failed to read file attributes for Assets.xcassets'
- Xcode project expects this asset catalog for app icons
Result: Build should now complete successfully
Created complete iOS test app project structure:
Project Setup:
- Created package.json with Capacitor dependencies
- Installed Capacitor CLI and iOS platform
- Generated Xcode project (App.xcodeproj, App.xcworkspace)
- Configured Podfile with correct paths
Podfile Configuration:
- Fixed paths to use local node_modules for Capacitor
- Added DailyNotificationPlugin from project root
- Configured for iOS 13.0+ deployment target
Fixed Issues:
- Resolved zsh syntax error (CODE_SIGN_IDENTITY='' instead of "")
- Corrected Podfile paths for Capacitor and plugin
- Created public directory for web assets
Result:
- Pod install successful (3 pods installed)
- Workspace ready for command-line builds
- All files in place for simulator builds
Next: Can now run build scripts or xcodebuild commands
Added iOS platform to Vue 3 test app and created standalone iOS test app:
Vue 3 Test App (daily-notification-test):
- Added iOS platform via 'npx cap add ios'
- Created ios/ directory with Xcode project structure
- Added DailyNotificationPlugin to Podfile
- Generated App.xcodeproj and App.xcworkspace
Standalone iOS Test App (ios-test-app):
- Created App structure with Capacitor configuration
- Added DailyNotificationPlugin to Podfile
- Created capacitor.config.json with plugin settings
- Copied test HTML interface (575 lines) from Android test app
- Set up public/ directory for web assets
Plugin Integration:
- Both Podfiles configured with plugin path: '../../../ios'
- Plugin dependencies ready for 'pod install'
- Configuration files created and verified
Documentation:
- Created IOS_TEST_APPS_SETUP_COMPLETE.md with setup details
- Documented next steps for CocoaPods and Xcode building
All command-line setup complete. Ready for:
- pod install (requires CocoaPods)
- Xcode building and testing
