import SwiftUI

// MARK: - iOS Press Style

struct PlatformPressButtonStyle: ButtonStyle {
    func makeBody(configuration: Configuration) -> some View {
        configuration.label
            .scaleEffect(configuration.isPressed ? 0.98 : 1.0)
            .opacity(configuration.isPressed ? 0.92 : 1.0)
            .animation(.easeOut(duration: 0.16), value: configuration.isPressed)
    }
}

// MARK: - tvOS Focus Style (Light Theme)

#if os(tvOS)
struct TVFocusButtonStyle: ButtonStyle {
    @Environment(\.isFocused) private var isFocused

    func makeBody(configuration: Configuration) -> some View {
        configuration.label
            .scaleEffect(configuration.isPressed ? 0.98 : isFocused ? 1.035 : 1.0)
            .opacity(configuration.isPressed ? 0.85 : 1.0)
            .shadow(
                color: isFocused ? DS.Shadows.cardLifted : .clear,
                radius: isFocused ? DS.Shadows.cardLiftedRadius : 0,
                y: isFocused ? DS.Shadows.cardLiftedY : 0
            )
            .overlay(
                RoundedRectangle(cornerRadius: 26, style: .continuous)
                    .strokeBorder(DS.Colors.interactive.opacity(isFocused ? 0.72 : 0), lineWidth: 3)
            )
            .overlay {
                RoundedRectangle(cornerRadius: 26, style: .continuous)
                    .fill(DS.Colors.interactive.opacity(isFocused ? 0.08 : 0))
            }
            .animation(.easeInOut(duration: 0.2), value: isFocused)
            .animation(.easeOut(duration: 0.12), value: configuration.isPressed)
    }
}
#endif

// MARK: - Platform Extensions

extension View {
    @ViewBuilder
    func platformCardStyle() -> some View {
        #if os(tvOS)
        self.buttonStyle(TVFocusButtonStyle())
        #else
        self.buttonStyle(PlatformPressButtonStyle())
        #endif
    }

    @ViewBuilder
    func platformFocusSection() -> some View {
        #if os(tvOS)
        self.focusSection()
        #else
        self
        #endif
    }

    @ViewBuilder
    func platformFocusable(_ enabled: Bool = true) -> some View {
        #if os(tvOS)
        self.focusable(enabled)
        #else
        self
        #endif
    }
}