import SwiftUI

/// Reusable loading state view with a spinner and optional message.
/// Replaces inline ProgressView() patterns across all screens.
struct LoadingView: View {
    var message: String?

    var body: some View {
        VStack(spacing: 12) {
            ProgressView()
            if let message = message {
                Text(message)
                    .font(.subheadline)
                    .foregroundColor(.secondary)
            }
        }
        .frame(maxWidth: .infinity, maxHeight: .infinity)
    }
}

#Preview("With Message") {
    LoadingView(message: "Loading tasks...")
}

#Preview("No Message") {
    LoadingView()
}