cards-native/ShareExtension/ShareEditorView.swift

import SwiftUI

/// Mini-Editor in der Share-Extension. User kann den Text noch
/// anpassen, dann "Speichern" → PendingShare landet in der Haupt-App.
struct ShareEditorView: View {
    let initialText: String
    let sourceURL: String?
    let onSave: (String) -> Void
    let onCancel: () -> Void

    @State private var text: String

    init(
        text: String,
        sourceURL: String?,
        onSave: @escaping (String) -> Void,
        onCancel: @escaping () -> Void
    ) {
        initialText = text
        self.sourceURL = sourceURL
        self.onSave = onSave
        self.onCancel = onCancel
        _text = State(initialValue: text)
    }

    var body: some View {
        NavigationStack {
            Form {
                Section("Vorderseite") {
                    TextField("Text", text: $text, axis: .vertical)
                        .lineLimit(4 ... 10)
                }
                if let sourceURL {
                    Section("Quelle") {
                        Text(sourceURL)
                            .font(.caption)
                            .foregroundStyle(.secondary)
                            .lineLimit(1)
                    }
                }
                Section {
                    Text("Wähle das Ziel-Deck in der Cards-App.")
                        .font(.caption)
                        .foregroundStyle(.secondary)
                }
            }
            .navigationTitle("Als Karte speichern")
            .navigationBarTitleDisplayMode(.inline)
            .toolbar {
                ToolbarItem(placement: .cancellationAction) {
                    Button("Abbrechen", action: onCancel)
                }
                ToolbarItem(placement: .confirmationAction) {
                    Button("Speichern") { onSave(text) }
                        .disabled(text.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty)
                }
            }
        }
    }
}