import SwiftUI

struct AddressQR: Identifiable {
  let id = UUID()
  let title: String
  let address: String
}

/// Drawer that shows one address as a scannable QR, presented from the bottom
/// like the transaction detail sheet.
struct AddressQRSheet: View {
  var title: String
  var address: String
  var onDone: () -> Void

  @State private var copied = false

  var body: some View {
    ZStack {
      Theme.background.ignoresSafeArea()
      VStack(spacing: 16) {
        Text(title)
          .font(.system(size: 16, weight: .semibold))
          .foregroundStyle(Theme.text)
          .frame(maxWidth: .infinity, alignment: .leading)

        QRCodeView(text: address)
          .frame(maxWidth: 220)

        Text(address)
          .font(.system(size: 12, design: .monospaced))
          .foregroundStyle(Theme.muted)
          .multilineTextAlignment(.center)
          .lineLimit(4)
          .truncationMode(.middle)
          .textSelection(.enabled)

        SecondaryButton(title: copied ? "Copied" : "Copy address") {
          UIPasteboard.general.string = address
          copied = true
          DispatchQueue.main.asyncAfter(deadline: .now() + 1.5) { copied = false }
        }

        PrimaryButton(title: "Done", action: onDone)
      }
      .padding(22)
      .frame(maxHeight: .infinity, alignment: .top)
    }
    .preferredColorScheme(.dark)
    .presentationDetents([.medium, .large])
    .presentationDragIndicator(.visible)
  }
}