feat: 사진 접근 권한 추가 (#76)

mash-up-kr · Sep 25, 2024 · f0ef49c · f0ef49c
1 parent 437e24d
commit f0ef49c
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Showing 2 changed files with 77 additions and 30 deletions.
diff --git a/Projects/App/Project.swift b/Projects/App/Project.swift
@@ -25,6 +25,7 @@ let project = Project.configure(
               "CFBundleVersion": "1",
               "UILaunchStoryboardName": "launch",
               "NSUserTrackingUsageDescription": "이 앱은 사용자 맞춤형 광고 제공 및 분석을 위해 사용자 추적 정보를 수집합니다.",
+              "NSPhotoLibraryUsageDescription": "밈 이미지 등록을 위해 앨범 접근 권한이 필요합니다.",
               "UIUserInterfaceStyle": "Light",  // 다크모드 방지
               "NSAllowArbitraryLoads": true,
               "NSAppTransportSecurity": [
@@ -75,6 +76,7 @@ let project = Project.configure(
               "UILaunchStoryboardName": "launch",
               "NSUserTrackingUsageDescription": "이 앱은 사용자 맞춤형 광고 제공 및 분석을 위해 사용자 추적 정보를 수집합니다.",
               "UIUserInterfaceStyle": "Light",  // 다크모드 방지
+              "NSPhotoLibraryUsageDescription": "밈 이미지 등록을 위해 앨범 접근 권한이 필요합니다.",
               "NSAppTransportSecurity": [
                 "NSAllowsArbitraryLoads": true 
               ]

diff --git a/Projects/Features/MemeEditor/Sources/ImagePicker.swift b/Projects/Features/MemeEditor/Sources/ImagePicker.swift
@@ -7,40 +7,85 @@
 
 import SwiftUI
 import UIKit
+import Photos
 
 struct ImagePicker: UIViewControllerRepresentable {
-    @Binding var selectedImage: UIImage?
-    @Environment(\.presentationMode) var presentationMode
+  @Binding var selectedImage: UIImage?
+  @Environment(\.presentationMode) var presentationMode
+
+  class Coordinator: NSObject, UINavigationControllerDelegate, UIImagePickerControllerDelegate {
+    var parent: ImagePicker
 
-    class Coordinator: NSObject, UINavigationControllerDelegate, UIImagePickerControllerDelegate {
-        var parent: ImagePicker
-
-        init(parent: ImagePicker) {
-            self.parent = parent
-        }
-
-        func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey : Any]) {
-            if let uiImage = info[.originalImage] as? UIImage {
-                parent.selectedImage = uiImage
-            }
-
-            parent.presentationMode.wrappedValue.dismiss()
-        }
-
-        func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
-            parent.presentationMode.wrappedValue.dismiss()
-        }
+    init(parent: ImagePicker) {
+      self.parent = parent
     }
-
-    func makeCoordinator() -> Coordinator {
-        return Coordinator(parent: self)
+
+    func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey : Any]) {
+      if let uiImage = info[.originalImage] as? UIImage {
+        parent.selectedImage = uiImage
+      }
+      parent.presentationMode.wrappedValue.dismiss()
     }
-
-    func makeUIViewController(context: Context) -> UIImagePickerController {
-        let picker = UIImagePickerController()
-        picker.delegate = context.coordinator
-        return picker
+
+    func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
+      parent.presentationMode.wrappedValue.dismiss()
     }
-
-    func updateUIViewController(_ uiViewController: UIImagePickerController, context: Context) {}
+  }
+
+  func makeCoordinator() -> Coordinator {
+    return Coordinator(parent: self)
+  }
+
+  func makeUIViewController(context: Context) -> UIImagePickerController {
+    let picker = UIImagePickerController()
+    picker.delegate = context.coordinator
+    checkPhotoLibraryPermission { granted in
+      if !granted {
+        print("사진 접근 권한이 허용되어 있지 않음")
+        showPermissionDeniedAlert(on: picker)
+        context.coordinator.parent.presentationMode.wrappedValue.dismiss()
+      }
+    }
+
+    return picker
+  }
+
+  func updateUIViewController(_ uiViewController: UIImagePickerController, context: Context) {}
+  private func checkPhotoLibraryPermission(completion: @escaping (Bool) -> Void) {
+    let status = PHPhotoLibrary.authorizationStatus()
+    switch status {
+    case .authorized:
+      completion(true)
+    case .denied, .restricted:
+      completion(false)
+    case .notDetermined:
+      PHPhotoLibrary.requestAuthorization { status in
+        DispatchQueue.main.async {
+          completion(status == .authorized)
+        }
+      }
+    default:
+      completion(false)
+    }
+  }
+
+  private func showPermissionDeniedAlert(on viewController: UIViewController) {
+      let alert = UIAlertController(
+          title: "사진 접근 권한 필요",
+          message: "사진을 선택하려면 설정에서 접근 권한을 허용해주세요.",
+          preferredStyle: .alert
+      )
+
+      alert.addAction(UIAlertAction(title: "취소", style: .cancel, handler: nil))
+      alert.addAction(UIAlertAction(title: "설정으로 이동", style: .default, handler: { _ in
+          if let appSettings = URL(string: UIApplication.openSettingsURLString) {
+              UIApplication.shared.open(appSettings)
+          }
+      }))
+
+      // UIAlertController를 UIImagePickerController 위에 표시
+      DispatchQueue.main.async {
+          viewController.present(alert, animated: true, completion: nil)
+      }
+  }
 }