//
//  DesignConstants.swift
//  Baccarat
//
//  Design system constants for consistent styling across the app.
//

import SwiftUI

/// Design constants for the Baccarat app.
enum Design {
    
    // MARK: - Spacing
    
    enum Spacing {
        static let xxSmall: CGFloat = 2
        static let xSmall: CGFloat = 4
        static let small: CGFloat = 8
        static let medium: CGFloat = 12
        static let large: CGFloat = 16
        static let xLarge: CGFloat = 20
        static let xxLarge: CGFloat = 24
        static let xxxLarge: CGFloat = 32
    }
    
    // MARK: - Corner Radii
    
    enum CornerRadius {
        static let small: CGFloat = 8
        static let medium: CGFloat = 10
        static let large: CGFloat = 12
        static let xLarge: CGFloat = 14
        static let xxLarge: CGFloat = 20
        static let xxxLarge: CGFloat = 28
    }
    
    // MARK: - Base Font Sizes
    // These are base values for use with @ScaledMetric in views.
    // They will scale automatically based on user accessibility settings.
    
    enum BaseFontSize {
        static let xxSmall: CGFloat = 7
        static let xSmall: CGFloat = 9
        static let small: CGFloat = 10
        static let body: CGFloat = 12
        static let medium: CGFloat = 14
        static let large: CGFloat = 16
        static let xLarge: CGFloat = 18
        static let xxLarge: CGFloat = 20
        static let title: CGFloat = 32
        static let largeTitle: CGFloat = 36
        static let display: CGFloat = 70
    }
    
    // MARK: - Icon Sizes
    
    enum IconSize {
        static let small: CGFloat = 12
        static let medium: CGFloat = 16
        static let large: CGFloat = 22
        static let xLarge: CGFloat = 60
        static let xxLarge: CGFloat = 70
    }
    
    // MARK: - Component Sizes
    
    enum Size {
        static let chipSmall: CGFloat = 36
        static let chipMedium: CGFloat = 50
        static let cardWidthSmall: CGFloat = 45
        static let cardWidthMedium: CGFloat = 55
        static let cardWidthLarge: CGFloat = 65
        static let valueBadge: CGFloat = 26
        static let checkmark: CGFloat = 22
        static let tableAspectRatio: CGFloat = 1.6
    }
    
    // MARK: - Animation
    
    enum Animation {
        static let springDuration: Double = 0.4
        static let springBounce: Double = 0.3
        static let fadeInDuration: Double = 0.3
        static let cardFlipDuration: Double = 0.5
    }
    
    // MARK: - Opacity
    
    enum Opacity {
        static let disabled: Double = 0.5
        static let subtle: Double = 0.1
        static let light: Double = 0.3
        static let medium: Double = 0.5
        static let strong: Double = 0.7
        static let heavy: Double = 0.8
        static let nearOpaque: Double = 0.85
    }
    
    // MARK: - Line Widths
    
    enum LineWidth {
        static let thin: CGFloat = 1
        static let medium: CGFloat = 2
        static let thick: CGFloat = 3
        static let heavy: CGFloat = 4
    }
    
    // MARK: - Shadow
    
    enum Shadow {
        static let radiusSmall: CGFloat = 3
        static let radiusMedium: CGFloat = 6
        static let radiusLarge: CGFloat = 10
        static let radiusXLarge: CGFloat = 12
        static let radiusXXLarge: CGFloat = 30
    }
}

// MARK: - App Colors

extension Color {
    
    // MARK: - Table Colors
    
    enum Table {
        static let feltDark = Color(red: 0.0, green: 0.28, blue: 0.12)
        static let feltLight = Color(red: 0.0, green: 0.35, blue: 0.18)
        static let backgroundDark = Color(red: 0.01, green: 0.12, blue: 0.06)
        static let backgroundLight = Color(red: 0.03, green: 0.25, blue: 0.12)
        static let baseDark = Color(red: 0.02, green: 0.15, blue: 0.08)
    }
    
    // MARK: - Border Colors
    
    enum Border {
        static let goldLight = Color(red: 0.85, green: 0.7, blue: 0.35)
        static let goldDark = Color(red: 0.65, green: 0.5, blue: 0.2)
        static let gold = Color(red: 0.7, green: 0.55, blue: 0.25)
        static let silver = Color(red: 0.6, green: 0.6, blue: 0.65)
    }
    
    // MARK: - Betting Zone Colors
    
    enum BettingZone {
        // Player (Blue)
        static let playerLight = Color(red: 0.1, green: 0.25, blue: 0.55)
        static let playerDark = Color(red: 0.05, green: 0.15, blue: 0.4)
        static let playerMaxLight = Color(red: 0.08, green: 0.18, blue: 0.4)
        static let playerMaxDark = Color(red: 0.04, green: 0.1, blue: 0.28)
        
        // Banker (Red)
        static let bankerLight = Color(red: 0.55, green: 0.12, blue: 0.12)
        static let bankerDark = Color(red: 0.4, green: 0.08, blue: 0.08)
        static let bankerMaxLight = Color(red: 0.4, green: 0.1, blue: 0.1)
        static let bankerMaxDark = Color(red: 0.28, green: 0.06, blue: 0.06)
        
        // Tie (Green)
        static let tie = Color(red: 0.1, green: 0.45, blue: 0.25)
        static let tieMax = Color(red: 0.08, green: 0.32, blue: 0.18)
    }
    
    // MARK: - Button Colors
    
    enum Button {
        static let goldLight = Color(red: 1.0, green: 0.85, blue: 0.3)
        static let goldDark = Color(red: 0.9, green: 0.7, blue: 0.2)
        static let destructive = Color(red: 0.6, green: 0.2, blue: 0.2)
    }
    
    // MARK: - Chip Colors
    
    enum Chip {
        static let gold = Color(red: 0.8, green: 0.65, blue: 0.2)
    }
    
    // MARK: - Modal Colors
    
    enum Modal {
        static let backgroundLight = Color(red: 0.12, green: 0.12, blue: 0.14)
        static let backgroundDark = Color(red: 0.08, green: 0.08, blue: 0.1)
    }
    
    // MARK: - Settings Colors
    
    enum Settings {
        static let background = Color(red: 0.08, green: 0.12, blue: 0.08)
    }
}

// MARK: - Localized Strings Helper

extension String {
    
    /// Returns a localized string for the given key.
    static func localized(_ key: String) -> String {
        String(localized: String.LocalizationValue(key))
    }
    
    /// Returns a localized string with format arguments.
    static func localized(_ key: String, _ arguments: CVarArg...) -> String {
        let format = String(localized: String.LocalizationValue(key))
        return String(format: format, arguments: arguments)
    }
}