feat(ios): add diagnostic logging to Share Extension share flow
Log start/end, shareId, attachment counts, UTType, byte counts, filenames, and every early return across viewDidLoad through completeRequest to trace how far a share progresses when debugging failures.
This commit is contained in:
Jose Olarte III
@@ -22,6 +22,7 @@ class ShareViewController: UIViewController {
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}
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override func viewDidLoad() {
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print("[ShareTarget] viewDidLoad started")
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super.viewDidLoad()
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// Set a minimal background (transparent or loading indicator)
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@@ -29,18 +30,32 @@ class ShareViewController: UIViewController {
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// Process image immediately without showing UI
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processAndOpenApp()
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print("[ShareTarget] viewDidLoad completed")
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}
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private func processAndOpenApp() {
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print("[ShareTarget] processAndOpenApp started")
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// extensionContext is automatically available on UIViewController when used as extension principal class
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guard let context = extensionContext,
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let inputItems = context.inputItems as? [NSExtensionItem] else {
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print("[ShareTarget] processAndOpenApp failed: missing extensionContext or inputItems")
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print("[ShareTarget] completeRequest starting")
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extensionContext?.completeRequest(returningItems: [], completionHandler: nil)
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print("[ShareTarget] completeRequest completed")
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print("[ShareTarget] processAndOpenApp completed")
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return
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}
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let attachmentCount = inputItems.reduce(0) { count, item in
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count + (item.attachments?.count ?? 0)
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}
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print("[ShareTarget] processAndOpenApp inputItems=\(inputItems.count) attachmentCount=\(attachmentCount)")
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processSharedImage(from: inputItems) { [weak self] success in
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guard let self = self, let context = self.extensionContext else {
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print("[ShareTarget] processAndOpenApp failed: self or extensionContext unavailable in completion")
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print("[ShareTarget] processAndOpenApp completed")
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return
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}
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@@ -49,46 +64,68 @@ class ShareViewController: UIViewController {
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self.setSharedPhotoReadyFlag()
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// Open the main app (using minimal URL - app will detect shared data on activation)
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self.openMainApp()
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} else {
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print("[ShareTarget] processAndOpenApp failed: processSharedImage returned false")
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}
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// Complete immediately - no UI shown
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print("[ShareTarget] completeRequest starting")
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context.completeRequest(returningItems: [], completionHandler: nil)
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print("[ShareTarget] completeRequest completed")
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print("[ShareTarget] processAndOpenApp completed")
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}
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}
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private func setSharedPhotoReadyFlag() {
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print("[ShareTarget] setSharedPhotoReadyFlag started")
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guard let userDefaults = UserDefaults(suiteName: appGroupIdentifier) else {
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print("[ShareTarget] setSharedPhotoReadyFlag failed: UserDefaults unavailable for app group")
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print("[ShareTarget] setSharedPhotoReadyFlag completed")
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return
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}
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userDefaults.set(true, forKey: "sharedPhotoReady")
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userDefaults.synchronize()
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print("[ShareTarget] setSharedPhotoReadyFlag success")
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print("[ShareTarget] setSharedPhotoReadyFlag completed")
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}
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private func processSharedImage(from items: [NSExtensionItem], completion: @escaping (Bool) -> Void) {
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let attachmentCount = items.reduce(0) { count, item in
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count + (item.attachments?.count ?? 0)
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}
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print("[ShareTarget] processSharedImage started attachmentCount=\(attachmentCount)")
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// Find the first image attachment
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for item in items {
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guard let attachments = item.attachments else {
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print("[ShareTarget] processSharedImage skipping item with no attachments")
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continue
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}
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for attachment in attachments {
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// Skip non-image attachments
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guard attachment.hasItemConformingToTypeIdentifier(UTType.image.identifier) else {
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print("[ShareTarget] processSharedImage skipping non-image attachment")
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continue
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}
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let shareId = UUID().uuidString
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print("[ShareTarget] processSharedImage found image attachment shareId=\(shareId) UTType=\(UTType.image.identifier)")
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print("[ShareTarget] share received shareId=\(shareId)")
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// Try to load raw data first to preserve original format
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// This preserves the original image format without conversion
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attachment.loadItem(forTypeIdentifier: UTType.image.identifier, options: nil) { [weak self] (data, error) in
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guard let self = self else {
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print("[ShareTarget] processSharedImage failed: self unavailable in loadItem callback shareId=\(shareId)")
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print("[ShareTarget] processSharedImage completed shareId=\(shareId) success=false")
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completion(false)
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return
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}
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if error != nil {
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if let error = error {
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print("[ShareTarget] processSharedImage failed: loadItem error shareId=\(shareId) error=\(error.localizedDescription)")
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print("[ShareTarget] processSharedImage completed shareId=\(shareId) success=false")
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completion(false)
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return
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}
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@@ -99,6 +136,7 @@ class ShareViewController: UIViewController {
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var fileName: String = "shared-image"
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if let url = data as? URL {
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print("[ShareTarget] processSharedImage loadItem returned URL shareId=\(shareId) url=\(url.lastPathComponent)")
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// Most common case: Image provided as file URL - read raw data to preserve format
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let accessing = url.startAccessingSecurityScopedResource()
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defer {
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@@ -113,24 +151,37 @@ class ShareViewController: UIViewController {
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// Fallback: if raw data read fails, try UIImage and convert to PNG (lossless)
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if imageData == nil, let image = UIImage(contentsOfFile: url.path) {
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print("[ShareTarget] processSharedImage using UIImage PNG fallback shareId=\(shareId)")
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imageData = image.pngData()
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fileName = self.getFileNameWithExtension(url.lastPathComponent, newExtension: "png")
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} else if imageData == nil {
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print("[ShareTarget] processSharedImage failed: could not read image data from URL shareId=\(shareId)")
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}
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} else if let data = data as? Data {
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print("[ShareTarget] processSharedImage loadItem returned Data shareId=\(shareId)")
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// Less common: Image provided as raw Data - use directly to preserve format
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imageData = data
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fileName = attachment.suggestedName ?? "shared-image"
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} else {
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print("[ShareTarget] processSharedImage failed: loadItem returned unexpected type shareId=\(shareId) type=\(String(describing: type(of: data)))")
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}
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guard let finalImageData = imageData else {
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print("[ShareTarget] processSharedImage failed: no image data shareId=\(shareId)")
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print("[ShareTarget] processSharedImage completed shareId=\(shareId) success=false")
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completion(false)
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return
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}
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print("[ShareTarget] image loaded bytes=\(finalImageData.count) filename=\(fileName) shareId=\(shareId)")
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// Store image as file in App Group container
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if self.storeImageData(finalImageData, fileName: fileName, shareId: shareId) {
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print("[ShareTarget] processSharedImage completed shareId=\(shareId) success=true")
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completion(true)
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} else {
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print("[ShareTarget] processSharedImage failed: storeImageData returned false shareId=\(shareId)")
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print("[ShareTarget] processSharedImage completed shareId=\(shareId) success=false")
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completion(false)
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}
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}
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@@ -139,6 +190,8 @@ class ShareViewController: UIViewController {
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}
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// No image found
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print("[ShareTarget] processSharedImage failed: no image attachment found attachmentCount=\(attachmentCount)")
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print("[ShareTarget] processSharedImage completed success=false")
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completion(false)
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}
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@@ -165,7 +218,11 @@ class ShareViewController: UIViewController {
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/// All images are stored as files regardless of size for consistency and simplicity
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/// Returns true if successful, false otherwise
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private func storeImageData(_ imageData: Data, fileName: String, shareId: String) -> Bool {
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print("[ShareTarget] storeImageData started shareId=\(shareId) bytes=\(imageData.count) filename=\(fileName)")
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guard let containerURL = appGroupContainerURL else {
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print("[ShareTarget] storeImageData failed: app group container unavailable shareId=\(shareId)")
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print("[ShareTarget] storeImageData completed shareId=\(shareId) success=false")
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return false
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}
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@@ -186,12 +243,16 @@ class ShareViewController: UIViewController {
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do {
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try imageData.write(to: fileURL)
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} catch {
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print("[ShareTarget] storeImageData failed: file write error shareId=\(shareId) error=\(error.localizedDescription)")
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print("[ShareTarget] storeImageData completed shareId=\(shareId) success=false")
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return false
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}
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print("[ShareTarget] file stored shareId=\(shareId) originalFilename=\(originalFileName) storedFilename=\(storedFileName)")
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// Store file path and filename in UserDefaults (small data, safe to store)
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guard let userDefaults = UserDefaults(suiteName: appGroupIdentifier) else {
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print("[ShareTarget] storeImageData failed: UserDefaults unavailable shareId=\(shareId)")
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print("[ShareTarget] storeImageData completed shareId=\(shareId) success=false")
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return false
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}
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@@ -205,12 +266,18 @@ class ShareViewController: UIViewController {
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userDefaults.synchronize()
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print("[ShareTarget] metadata stored shareId=\(shareId) originalFilename=\(originalFileName) storedFilename=\(storedFileName)")
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print("[ShareTarget] storeImageData success shareId=\(shareId)")
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print("[ShareTarget] storeImageData completed shareId=\(shareId) success=true")
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return true
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}
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private func openMainApp() {
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print("[ShareTarget] openMainApp starting")
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// Open the main app with minimal URL - app will detect shared data on activation
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guard let url = URL(string: "timesafari://") else {
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print("[ShareTarget] openMainApp failed: could not create timesafari:// URL")
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print("[ShareTarget] openMainApp completed")
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return
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}
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@@ -218,6 +285,7 @@ class ShareViewController: UIViewController {
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while responder != nil {
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if let application = responder as? UIApplication {
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application.open(url, options: [:], completionHandler: nil)
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print("[ShareTarget] openMainApp completed via UIApplication")
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return
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}
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responder = responder?.next
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@@ -225,6 +293,7 @@ class ShareViewController: UIViewController {
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// Fallback: use extension context
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extensionContext?.open(url, completionHandler: nil)
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print("[ShareTarget] openMainApp completed via extensionContext fallback")
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}
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}
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