//
//  SokuTransformer.swift
//  KCD
//
//  Created by Hori,Masaki on 2017/01/04.
//  Copyright © 2017年 Hori,Masaki. All rights reserved.
//

import Cocoa

final class SokuTransformer: ValueTransformer {
    
    private enum SokuType: Int {
        
        case slow = 5
        
        case fast = 10
        
        case faster = 15
        
        case fastest = 20
    }
    
    override class func transformedValueClass() -> AnyClass {
        
        return NSString.self
    }
    
    override func transformedValue(_ value: Any?) -> Any? {
        
        guard let v = value as? Int, let type = SokuType(rawValue: v) else {
            
            return nil
        }
        
        switch type {
            
        case .slow: return LocalizedStrings.slow.string
            
        case .fast: return LocalizedStrings.fast.string
            
        case .faster: return LocalizedStrings.faster.string
            
        case .fastest: return LocalizedStrings.fastest.string
            
        }
    }
}