another.im-ios/ConversationsClassic/View/Screens/Attachments/AttachmentFilesPickerView.swift

import SwiftUI
import UIKit

struct AttachmentFilesPickerView: View {
    var body: some View {
        DocumentPicker()
    }
}

struct DocumentPicker: UIViewControllerRepresentable {
    func makeUIViewController(context: UIViewControllerRepresentableContext<DocumentPicker>) -> UIDocumentPickerViewController {
        let picker: UIDocumentPickerViewController
        picker = UIDocumentPickerViewController(forOpeningContentTypes: [.item], asCopy: true)
        picker.delegate = context.coordinator
        picker.allowsMultipleSelection = true
        return picker
    }

    func updateUIViewController(_: UIDocumentPickerViewController, context _: UIViewControllerRepresentableContext<DocumentPicker>) {}

    func makeCoordinator() -> Coordinator {
        Coordinator(self)
    }

    class Coordinator: NSObject, UIDocumentPickerDelegate {
        var parent: DocumentPicker

        init(_ parent: DocumentPicker) {
            self.parent = parent
        }

        func documentPicker(_: UIDocumentPickerViewController, didPickDocumentsAt _: [URL]) {
            // TODO: Send documents
            // Handle the selected files
        }

        func documentPickerWasCancelled(_: UIDocumentPickerViewController) {
            // Handle cancellation
        }
    }
}