//
//  CodableColor.swift
//  VDS
//
//  Created by Matt Bruce on 8/26/22.
//

import Foundation
import UIKit

@propertyWrapper
public struct CodableColor {
    public var wrappedValue: UIColor
    
    public init(wrappedValue: UIColor) {
        self.wrappedValue = wrappedValue
    }
}

extension CodableColor: Codable {
    public init(from decoder: Decoder) throws {
        let container = try decoder.singleValueContainer()
        let colorString = try container.decode(String.self)
        wrappedValue = UIColor(hexString: colorString)
    }

    public func encode(to encoder: Encoder) throws {
        var container = encoder.singleValueContainer()
        try container.encode(wrappedValue.hexString)
    }
}

@propertyWrapper
public struct OptionalCodableColor {
    public var wrappedValue: UIColor?
    
    public init(wrappedValue: UIColor?) {
        self.wrappedValue = wrappedValue
    }
}

extension OptionalCodableColor: Codable {
    public init(from decoder: Decoder) throws {
        let container = try decoder.singleValueContainer()
        if container.decodeNil() {
            wrappedValue = nil
        } else {
            let colorString = try container.decode(String.self)
            wrappedValue = UIColor(hexString: colorString)
        }
    }

    public func encode(to encoder: Encoder) throws {
        var container = encoder.singleValueContainer()
        try container.encode(wrappedValue?.hexString)
    }
}