//
//  MoodTintable.swift
//  Feels (iOS)
//
//  Created by Trey Tartt on 2/19/22.
//

import SwiftUI

protocol MoodTintable {
    static func color(forMood mood: Mood) -> Color
    static func secondary(forMood mood: Mood) -> Color
}

enum MoodTints: Int, CaseIterable {
    case Default
    case AllRed
    case Neon
    case MonoChrome
    case Pastel
    
    func color(forMood mood: Mood) -> Color {
        switch self {
        case .Default:
            return DefaultMoodTint.color(forMood: mood)
        case .AllRed:
            return AllRedMoodTint.color(forMood: mood)
        case .Neon:
            return NeonMoodTint.color(forMood: mood)
        case .MonoChrome:
            return MonoChromeTint.color(forMood: mood)
        case .Pastel:
            return PastelTint.color(forMood: mood)
        }
    }
    
    func secondary(forMood mood: Mood) -> Color {
        switch self {
        case .Default:
            return DefaultMoodTint.secondary(forMood: mood)
        case .AllRed:
            return AllRedMoodTint.secondary(forMood: mood)
        case .Neon:
            return NeonMoodTint.secondary(forMood: mood)
        case .MonoChrome:
            return MonoChromeTint.secondary(forMood: mood)
        case .Pastel:
            return PastelTint.secondary(forMood: mood)
        }
    }
    
    var moodTints: MoodTintable.Type {
        switch self {
        case .Default:
            return DefaultMoodTint.self
        case .AllRed:
            return AllRedMoodTint.self
        case .Neon:
            return NeonMoodTint.self
        case .MonoChrome:
            return MonoChromeTint.self
        case .Pastel:
            return PastelTint.self
        }
    }
}

final class DefaultMoodTint: MoodTintable {
    static func color(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return Color(hex: "ff453a")
        case .bad:
            return Color(hex: "ff9e0b")
        case .average:
            return  Color(hex: "0b84ff")
        case .good:
            return Color(hex: "ffd709")
        case .great:
            return Color(hex: "31d158")
        case .missing:
            return Color(uiColor: UIColor.systemGray4)
        case .placeholder:
            return Color(uiColor: UIColor.systemGray4)
        }
    }
    
    static func secondary(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return Color(hex: "a92b26")
        case .bad:
            return Color(hex: "a06407")
        case .average:
            return Color(hex: "074f9a")
        case .good:
            return Color(hex: "9d8405")
        case .great:
            return Color(hex: "208939")
        case .missing:
            return Color(uiColor: UIColor.label)
        case .placeholder:
            return Color(uiColor: UIColor.label)
        }
    }
}

final class AllRedMoodTint: MoodTintable {
    static func color(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return .red
        case .bad:
            return .red
        case .average:
            return .red
        case .good:
            return .red
        case .great:
            return .red
        case .missing:
            return Color(uiColor: UIColor.systemGray2)
        case .placeholder:
            return Color(uiColor: UIColor.systemGray2)
        }
    }
    
    static func secondary(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return .red
        case .bad:
            return .red
        case .average:
            return .red
        case .good:
            return .red
        case .great:
            return .red
        case .missing:
            return Color(uiColor: UIColor.label)
        case .placeholder:
            return Color(uiColor: UIColor.label)
        }
    }
}

final class NeonMoodTint: MoodTintable {
    static func color(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return Color(hex: "#ff1818")
        case .bad:
            return Color(hex: "#FF5F1F")
        case .average:
            return Color(hex: "#1F51FF")
        case .good:
            return Color(hex: "#FFF01F")
        case .great:
            return Color(hex: "#39FF14")
        case .missing:
            return Color(uiColor: UIColor.systemGray2)
        case .placeholder:
            return Color(uiColor: UIColor.systemGray2)
        }
    }
    
    static func secondary(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return Color(hex: "#8b1113")
        case .bad:
            return Color(hex: "#893315")
        case .average:
            return Color(hex: "#0f2a85")
        case .good:
            return Color(hex: "#807a18")
        case .great:
            return Color(hex: "#218116")
        case .missing:
            return Color(uiColor: UIColor.label)
        case .placeholder:
            return Color(uiColor: UIColor.label)
        }
    }
}

final class MonoChromeTint: MoodTintable {
    static func color(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return .black
        case .bad:
            return Color(uiColor: UIColor.systemGray)
        case .average:
            return Color(uiColor: UIColor.systemGray)
        case .good:
            return Color(uiColor: UIColor.systemGray2)
        case .great:
            return Color(uiColor: UIColor.systemGray3)
        case .missing:
            return Color(uiColor: UIColor.systemGray2)
        case .placeholder:
            return Color(uiColor: UIColor.systemGray4)
        }
    }
    
    static func secondary(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return .black
        case .bad:
            return Color(uiColor: UIColor.systemGray)
        case .average:
            return Color(uiColor: UIColor.systemGray)
        case .good:
            return Color(uiColor: UIColor.systemGray2)
        case .great:
            return Color(uiColor: UIColor.systemGray3)
        case .missing:
            return Color(uiColor: UIColor.systemGray2)
        case .placeholder:
            return Color(uiColor: UIColor.systemGray4)
        }
    }
}

final class PastelTint: MoodTintable {
    static func color(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return Color(hex: "#FF6961")
        case .bad:
            return Color(hex: "#ffb347")
        case .average:
            return Color(hex: "#A7C7E7")
        case .good:
            return Color(hex: "#fdfd96")
        case .great:
            return Color(hex: "#C1E1C1")
        case .missing:
            return Color(uiColor: UIColor.systemGray2)
        case .placeholder:
            return Color(uiColor: UIColor.systemGray4)
        }
    }
    
    static func secondary(forMood mood: Mood) -> Color {
        switch mood {
        case .horrible:
            return Color(hex: "#893734")
        case .bad:
            return Color(hex: "#855d28")
        case .average:
            return Color(hex: "#5d6e83")
        case .good:
            return Color(hex: "#7f804f")
        case .great:
            return Color(hex: "#6b7e6d")
        case .missing:
            return Color(uiColor: UIColor.systemGray2)
        case .placeholder:
            return Color(uiColor: UIColor.systemGray4)
        }
    }
}