feat: sprite preview on long press

castdrian · Jun 22, 2024 · 860d592 · 860d592
1 parent 4bd59a7
commit 860d592
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Showing 3 changed files with 146 additions and 4 deletions.
diff --git a/CoreDex.xcodeproj/project.pbxproj b/CoreDex.xcodeproj/project.pbxproj
@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		3A2F99112C27698E0098F106 /* DocumentInteractionController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3A2F99102C27698E0098F106 /* DocumentInteractionController.swift */; };
 		3A3C38092B8CD67E006E5CDE /* ScanButton.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3A3C38082B8CD67E006E5CDE /* ScanButton.swift */; };
 		3A3C380B2B8CE160006E5CDE /* ScannerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3A3C380A2B8CE160006E5CDE /* ScannerViewController.swift */; };
 		3A3C380D2B8CE1AB006E5CDE /* ScannerView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3A3C380C2B8CE1AB006E5CDE /* ScannerView.swift */; };
@@ -30,6 +31,7 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		3A2F99102C27698E0098F106 /* DocumentInteractionController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DocumentInteractionController.swift; sourceTree = "<group>"; };
 		3A3C38082B8CD67E006E5CDE /* ScanButton.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScanButton.swift; sourceTree = "<group>"; };
 		3A3C380A2B8CE160006E5CDE /* ScannerViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScannerViewController.swift; sourceTree = "<group>"; };
 		3A3C380C2B8CE1AB006E5CDE /* ScannerView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScannerView.swift; sourceTree = "<group>"; };
@@ -142,6 +144,7 @@
 				3ACEBA362B8B9E8F00BFF4CF /* ColorUtils.swift */,
 				3ACEBA382B8BD40000BFF4CF /* AudioPlayerDelegate.swift */,
 				3A3C380A2B8CE160006E5CDE /* ScannerViewController.swift */,
+				3A2F99102C27698E0098F106 /* DocumentInteractionController.swift */,
 			);
 			path = Util;
 			sourceTree = "<group>";
@@ -235,6 +238,7 @@
 				3AB6ED602B8A5B41009B24B4 /* ContentView.swift in Sources */,
 				3ACEBA372B8B9E8F00BFF4CF /* ColorUtils.swift in Sources */,
 				3A3C38152B8FAE31006E5CDE /* Dex.mlmodel in Sources */,
+				3A2F99112C27698E0098F106 /* DocumentInteractionController.swift in Sources */,
 				3AB6ED8D2B8A924E009B24B4 /* ImagePredictor.swift in Sources */,
 				3AB6ED5E2B8A5B41009B24B4 /* CoreDexApp.swift in Sources */,
 				3ACEBA392B8BD40000BFF4CF /* AudioPlayerDelegate.swift in Sources */,

diff --git a/CoreDex/Util/DocumentInteractionController.swift b/CoreDex/Util/DocumentInteractionController.swift
@@ -0,0 +1,61 @@
+//
+//  DocumentInteractionController.swift
+//  CoreDex
+//
+//  Created by Adrian Castro on 22.06.24.
+//
+
+import SwiftUI
+import UIKit
+
+struct DocumentInteractionController: UIViewControllerRepresentable {
+    let url: URL
+
+    func makeUIViewController(context: Context) -> UIViewController {
+        let viewController = UIViewController()
+        DispatchQueue.main.async {
+            let documentInteractionController = UIDocumentInteractionController(url: self.url)
+            documentInteractionController.delegate = context.coordinator
+            documentInteractionController.presentPreview(animated: true)
+        }
+        return viewController
+    }
+
+    func updateUIViewController(_ uiViewController: UIViewController, context: Context) {
+        let documentInteractionController = UIDocumentInteractionController(url: url)
+        documentInteractionController.delegate = context.coordinator
+        documentInteractionController.presentPreview(animated: true)
+
+        if let rootVC = uiViewController.presentingViewController {
+            documentInteractionController.presentOptionsMenu(from: rootVC.view.bounds, in: rootVC.view, animated: true)
+        }
+    }
+
+    func makeCoordinator() -> Coordinator {
+        Coordinator(self)
+    }
+
+    class Coordinator: NSObject, UIDocumentInteractionControllerDelegate {
+            var parent: DocumentInteractionController
+
+            init(_ parent: DocumentInteractionController) {
+                self.parent = parent
+            }
+
+            func documentInteractionControllerViewControllerForPreview(_ controller: UIDocumentInteractionController) -> UIViewController {
+                guard let scene = UIApplication.shared.connectedScenes.first as? UIWindowScene,
+                      let rootViewController = scene.windows.first?.rootViewController else {
+                    fatalError("Unable to find the root view controller")
+                }
+                return rootViewController
+            }
+
+            func documentInteractionControllerDidEndPreview(_ controller: UIDocumentInteractionController) {
+                do {
+                    try FileManager.default.removeItem(at: parent.url)
+                } catch {
+                    print("Error removing temporary file: \(error)")
+                }
+            }
+        }
+    }
diff --git a/CoreDex/Views/DexEntryView.swift b/CoreDex/Views/DexEntryView.swift
@@ -39,12 +39,25 @@ struct StatInfo: Identifiable {
     var color: Color
 }
 
+struct ActivityViewController: UIViewControllerRepresentable {
+    let activityItems: [Any]
+    let applicationActivities: [UIActivity]? = nil
+
+    func makeUIViewController(context: UIViewControllerRepresentableContext<ActivityViewController>) -> UIActivityViewController {
+        return UIActivityViewController(activityItems: activityItems, applicationActivities: applicationActivities)
+    }
+
+    func updateUIViewController(_ uiViewController: UIActivityViewController, context: UIViewControllerRepresentableContext<ActivityViewController>) {}
+}
+
 struct SpriteView: View {
     let spriteURL: String
     let shinySpriteURL: String
     @Binding var showShinySprite: Bool
     var playPokemonCry: () -> Void
-
+    @State private var documentURL: URL?
+    @State private var isLoading = false
+
     var body: some View {
         HStack {
             KFAnimatedImage(URL(string: showShinySprite ? shinySpriteURL : spriteURL))
@@ -60,6 +73,66 @@ struct SpriteView: View {
                 showShinySprite.toggle()
             }
         }
+        .onLongPressGesture {
+            let generator = UIImpactFeedbackGenerator(style: .medium)
+            generator.impactOccurred()
+
+            loadImageData()
+        }
+        .background(
+            Group {
+                if documentURL != nil {
+                    DocumentInteractionController(url: documentURL!)
+                        .onAppear {
+                            documentURL = nil
+                        }
+                }
+            }
+        )
+        .overlay {
+            if isLoading {
+                ProgressView("Loading...")
+            }
+        }
+    }
+
+    private func loadImageData() {
+        isLoading = true
+        guard let imageURL = URL(string: showShinySprite ? shinySpriteURL : spriteURL) else {
+            isLoading = false
+            return
+        }
+
+        URLSession.shared.dataTask(with: imageURL) { data, response, error in
+            DispatchQueue.main.async {
+                isLoading = false
+            }
+            guard let data = data, error == nil else {
+                print("Error loading image data: \(String(describing: error))")
+                return
+            }
+
+            let tempURL = saveImageToTemporaryDirectory(imageData: data)
+
+            DispatchQueue.main.async {
+                if let tempURL = tempURL {
+                    documentURL = tempURL
+                }
+            }
+        }.resume()
+    }
+
+    private func saveImageToTemporaryDirectory(imageData: Data) -> URL? {
+        let tempDirectory = FileManager.default.temporaryDirectory
+        let tempURL = tempDirectory.appendingPathComponent(UUID().uuidString).appendingPathExtension("gif")
+
+        do {
+            try imageData.write(to: tempURL)
+            return tempURL
+        } catch {
+            print("Error saving image to temporary directory: \(error)")
+            return nil
+        }
     }
 }
 
@@ -70,7 +143,8 @@ struct DexEntryView: View {
     @State private var audioPlayerDelegate = AudioPlayerDelegate()
     @State private var showShinySprite = false
     @State private var selectedAbilityIndex = 0
-
+    @State private var hasAppeared = false
+
     var body: some View {
         ScrollView {
             VStack(alignment: .leading, spacing: 10) {
@@ -84,8 +158,11 @@ struct DexEntryView: View {
         }
         .navigationBarTitle(Text("\(pokemon.species.capitalized) #\(pokemon.num)"), displayMode: .inline)
         .onAppear {
-            playPokemonCry() {
-                readDexEntry()
+            if !hasAppeared {
+                playPokemonCry() {
+                    readDexEntry()
+                }
+                hasAppeared = true
             }
         }
         .onDisappear {