import Cocoa

enum AppTheme {
    static let windowWidth: CGFloat = 680
    static let windowHeight: CGFloat = 720
    static let windowMinWidth: CGFloat = 600
    static let windowMinHeight: CGFloat = windowHeight

    static let sidebarWidth: CGFloat = 200
    static let contentPadding: CGFloat = 20
    static let quickStartSpacing: CGFloat = 12
    static let featureGridSpacing: CGFloat = 10

    static let quickStartIconMax: CGFloat = 80
    static let quickStartIconMin: CGFloat = 56
    static let featureIconMax: CGFloat = 48
    static let featureIconMin: CGFloat = 36

    static func quickStartIconSize(forCardWidth width: CGFloat) -> CGFloat {
        min(quickStartIconMax, max(quickStartIconMin, width * 0.58))
    }

    static func featureIconSize(forCardWidth width: CGFloat) -> CGFloat {
        min(featureIconMax, max(featureIconMin, width * 0.24))
    }

    static let cornerRadius: CGFloat = 14
    static let cardCornerRadius: CGFloat = 20
    static let featureCardCornerRadius: CGFloat = 16

    static let background = NSColor(calibratedWhite: 0.965, alpha: 1)
    static let sidebarBackground = NSColor.white
    static let cardBackground = NSColor.white
    static let textPrimary = NSColor(calibratedWhite: 0.12, alpha: 1)
    static let textSecondary = NSColor(calibratedWhite: 0.48, alpha: 1)

    static let homeActiveBackground = NSColor(red: 0.91, green: 0.94, blue: 1.0, alpha: 1)
    static let homeActiveForeground = NSColor(red: 0.22, green: 0.47, blue: 0.96, alpha: 1)
    static let premiumBackground = NSColor(red: 0.95, green: 0.93, blue: 1.0, alpha: 1)
    static let premiumForeground = NSColor(red: 0.55, green: 0.36, blue: 0.96, alpha: 1)

    static let blue = NSColor(red: 0.22, green: 0.47, blue: 0.96, alpha: 1)
    static let blueLight = NSColor(red: 0.88, green: 0.93, blue: 1.0, alpha: 1)
    static let green = NSColor(red: 0.13, green: 0.68, blue: 0.42, alpha: 1)
    static let greenLight = NSColor(red: 0.88, green: 0.97, blue: 0.91, alpha: 1)
    static let orange = NSColor(red: 0.96, green: 0.52, blue: 0.18, alpha: 1)
    static let orangeLight = NSColor(red: 1.0, green: 0.94, blue: 0.88, alpha: 1)
    static let purple = NSColor(red: 0.55, green: 0.36, blue: 0.96, alpha: 1)
    static let teal = NSColor(red: 0.18, green: 0.72, blue: 0.82, alpha: 1)
    static let navy = NSColor(red: 0.12, green: 0.18, blue: 0.32, alpha: 1)
    static let paywallPink = NSColor(red: 0.98, green: 0.85, blue: 0.90, alpha: 1)
    static let paywallPinkText = NSColor(red: 0.75, green: 0.30, blue: 0.45, alpha: 1)
    static let paywallGold = NSColor(red: 0.96, green: 0.90, blue: 0.78, alpha: 1)
    static let paywallGoldText = NSColor(red: 0.65, green: 0.48, blue: 0.22, alpha: 1)
    static let paywallBorder = NSColor(calibratedWhite: 0.88, alpha: 1)

    static func semiboldFont(size: CGFloat) -> NSFont {
        .systemFont(ofSize: size, weight: .semibold)
    }

    static func mediumFont(size: CGFloat) -> NSFont {
        .systemFont(ofSize: size, weight: .medium)
    }

    static func regularFont(size: CGFloat) -> NSFont {
        .systemFont(ofSize: size, weight: .regular)
    }
}

extension NSView {
    func applyCardShadow() {
        wantsLayer = true
        layer?.shadowColor = NSColor.black.cgColor
        layer?.shadowOpacity = 0.07
        layer?.shadowOffset = NSSize(width: 0, height: -3)
        layer?.shadowRadius = 14
        layer?.masksToBounds = false
    }

    func roundCorners(_ radius: CGFloat) {
        wantsLayer = true
        layer?.cornerRadius = radius
        layer?.masksToBounds = true
    }
}