//
//  UIDesignStyle.swift
//  SportsTime
//
//  22 distinctive aesthetic variants for the home screen.
//

import SwiftUI

/// Available UI design aesthetics for the home screen
enum UIDesignStyle: String, CaseIterable, Identifiable, Codable {
    // Default
    case classic = "Classic"
    case classicAnimated = "Classic Animated"

    // Original experimental aesthetics
    case brutalist = "Brutalist"
    case luxuryEditorial = "Luxury Editorial"
    case retroFuturism = "Retro-Futurism"
    case glassmorphism = "Glassmorphism"
    case neoBrutalist = "Neo-Brutalist"
    case organic = "Organic"
    case maximalistChaos = "Maximalist"
    case swissModernist = "Swiss Modern"
    case playful = "Playful"
    case artDeco = "Art Deco"
    case darkIndustrial = "Industrial"
    case softPastel = "Soft Pastel"

    // Polished app-inspired aesthetics
    case flighty = "Flighty"
    case seatGeek = "SeatGeek"
    case appleMaps = "Apple Maps"
    case things3 = "Things 3"
    case airbnb = "Airbnb"
    case spotify = "Spotify"
    case nikeRunClub = "Nike Run Club"
    case fantastical = "Fantastical"
    case strava = "Strava"
    case carrotWeather = "Carrot Weather"

    var id: String { rawValue }

    var description: String {
        switch self {
        case .classic:
            return "The original SportsTime design"
        case .classicAnimated:
            return "Classic with animated sports backgrounds"
        case .brutalist:
            return "Raw, unpolished anti-design rebellion"
        case .luxuryEditorial:
            return "Magazine-quality dramatic typography"
        case .retroFuturism:
            return "80s sci-fi meets modern sports tech"
        case .glassmorphism:
            return "Frosted glass, flowing ethereal shapes"
        case .neoBrutalist:
            return "Bold blocks, harsh shadows, high contrast"
        case .organic:
            return "Soft curves, earthy tones, breathing life"
        case .maximalistChaos:
            return "Dense, layered, gloriously overwhelming"
        case .swissModernist:
            return "Grid-obsessed clinical precision"
        case .playful:
            return "Bouncy, candy colors, pure delight"
        case .artDeco:
            return "1920s glamour with gold accents"
        case .darkIndustrial:
            return "Moody metallic dashboard aesthetic"
        case .softPastel:
            return "Light, airy, dreamy gradients"
        case .flighty:
            return "Aviation dashboard, data-rich elegance"
        case .seatGeek:
            return "Sports ticketing, vibrant modern cards"
        case .appleMaps:
            return "Native iOS, clean and familiar"
        case .things3:
            return "Ultra-clean, beautiful spacing"
        case .airbnb:
            return "Travel-focused, warm and inviting"
        case .spotify:
            return "Dark elegance, bold typography"
        case .nikeRunClub:
            return "Athletic stats, dynamic energy"
        case .fantastical:
            return "Calendar elegance, data-dense"
        case .strava:
            return "Athletic tracking, orange accent"
        case .carrotWeather:
            return "Bold personality, gradient skies"
        }
    }

    var iconName: String {
        switch self {
        case .classic: return "star.fill"
        case .classicAnimated: return "sparkles"
        case .brutalist: return "hammer.fill"
        case .luxuryEditorial: return "book.fill"
        case .retroFuturism: return "tv.fill"
        case .glassmorphism: return "drop.fill"
        case .neoBrutalist: return "square.fill"
        case .organic: return "leaf.fill"
        case .maximalistChaos: return "sparkles"
        case .swissModernist: return "grid"
        case .playful: return "face.smiling.fill"
        case .artDeco: return "diamond.fill"
        case .darkIndustrial: return "gearshape.fill"
        case .softPastel: return "cloud.fill"
        case .flighty: return "airplane"
        case .seatGeek: return "ticket.fill"
        case .appleMaps: return "map.fill"
        case .things3: return "checkmark.circle.fill"
        case .airbnb: return "house.fill"
        case .spotify: return "waveform"
        case .nikeRunClub: return "figure.run"
        case .fantastical: return "calendar"
        case .strava: return "location.fill"
        case .carrotWeather: return "sun.max.fill"
        }
    }

    var accentColor: Color {
        switch self {
        case .classic: return Color(red: 1.0, green: 0.45, blue: 0.2) // Warm Orange
        case .classicAnimated: return Color(red: 1.0, green: 0.45, blue: 0.2) // Warm Orange (same as Classic)
        case .brutalist: return .red
        case .luxuryEditorial: return Color(red: 0.85, green: 0.65, blue: 0.13) // Gold
        case .retroFuturism: return Color(red: 0.0, green: 1.0, blue: 0.8) // Cyan
        case .glassmorphism: return Color(red: 0.6, green: 0.4, blue: 1.0) // Purple
        case .neoBrutalist: return Color(red: 1.0, green: 0.8, blue: 0.0) // Yellow
        case .organic: return Color(red: 0.4, green: 0.7, blue: 0.4) // Green
        case .maximalistChaos: return Color(red: 1.0, green: 0.2, blue: 0.6) // Magenta
        case .swissModernist: return .red
        case .playful: return Color(red: 1.0, green: 0.4, blue: 0.6) // Pink
        case .artDeco: return Color(red: 0.85, green: 0.65, blue: 0.13) // Gold
        case .darkIndustrial: return Color(red: 1.0, green: 0.5, blue: 0.0) // Orange
        case .softPastel: return Color(red: 0.7, green: 0.8, blue: 1.0) // Soft blue
        case .flighty: return Color(red: 0.2, green: 0.5, blue: 1.0) // Blue
        case .seatGeek: return Color(red: 0.85, green: 0.15, blue: 0.5) // Magenta
        case .appleMaps: return Color(red: 0.0, green: 0.48, blue: 1.0) // Apple Blue
        case .things3: return Color(red: 0.35, green: 0.6, blue: 0.95) // Things Blue
        case .airbnb: return Color(red: 1.0, green: 0.22, blue: 0.4) // Airbnb Red
        case .spotify: return Color(red: 0.12, green: 0.84, blue: 0.38) // Spotify Green
        case .nikeRunClub: return Color(red: 0.77, green: 1.0, blue: 0.0) // Nike Volt
        case .fantastical: return Color(red: 0.92, green: 0.26, blue: 0.26) // Fantastical Red
        case .strava: return Color(red: 0.99, green: 0.32, blue: 0.15) // Strava Orange
        case .carrotWeather: return Color(red: 1.0, green: 0.45, blue: 0.2) // Carrot Orange
        }
    }
}

// MARK: - Design Style Manager

@Observable
final class DesignStyleManager {
    static let shared = DesignStyleManager()

    private let userDefaultsKey = "selectedUIDesignStyle"

    private(set) var currentStyle: UIDesignStyle {
        didSet {
            UserDefaults.standard.set(currentStyle.rawValue, forKey: userDefaultsKey)
        }
    }

    private init() {
        if let savedValue = UserDefaults.standard.string(forKey: userDefaultsKey),
           let style = UIDesignStyle(rawValue: savedValue) {
            self.currentStyle = style
        } else {
            self.currentStyle = .classic // Default to original design
        }
    }

    func setStyle(_ style: UIDesignStyle) {
        currentStyle = style
    }
}

// MARK: - Environment Key

private struct DesignStyleKey: EnvironmentKey {
    static let defaultValue: UIDesignStyle = .classic
}

extension EnvironmentValues {
    var designStyle: UIDesignStyle {
        get { self[DesignStyleKey.self] }
        set { self[DesignStyleKey.self] = newValue }
    }
}