Merge remote-tracking branch...

Merge remote-tracking branch 'refs/remotes/origin/293-integrate-attachment-functionality-in-new-composeview'

ImagePicker.swift

+//
+//  ImagePicker.swift
+//  enzevalos_iphone
+//
+//  Created by Aylin Akkus on 26.03.21.
+//  Copyright © 2021 fu-berlin. All rights reserved.
+/// This file is a SwiftUI wrapper for UIImagePickerController
+/// it can be used it to attach pictures to a mail and preview them
+import SwiftUI
+
+struct ImagePicker: UIViewControllerRepresentable {
+    @Environment(\.presentationMode) var presentationMode
+    @Binding var image: UIImage?
+    var xy = 3
+    
+    class Coordinator: NSObject, UINavigationControllerDelegate, UIImagePickerControllerDelegate {
+        let 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.image = uiImage
+            }
+
+            parent.presentationMode.wrappedValue.dismiss()
+        }
+    }
+    
+    func makeCoordinator() -> Coordinator {
+        Coordinator(self)
+    }
+
+    func makeUIViewController(context: UIViewControllerRepresentableContext<ImagePicker>) -> UIImagePickerController {
+        let picker = UIImagePickerController()
+        return picker
+    }
+
+    func updateUIViewController(_ uiViewController: UIImagePickerController, context: UIViewControllerRepresentableContext<ImagePicker>) {
+
+    }
+}
+