//
//  ColorXcassetHelper.swift
//  
//
//  Created by Thibaut Schmitt on 20/12/2021.
//

import Foundation
import CLIToolCore

struct ColorXcassetHelper {
    
    let xcassetsPath: String
    let colors: [GenColor]
    
    func generateXcassetColors() {
        colors.forEach {
            generateColorSetAssets(from: $0)
        }
    }
    
    // Generate ColorSet in XCAssets file
    private func generateColorSetAssets(from color: GenColor) {
        // Create ColorSet
        let colorSetPath = "\(xcassetsPath)/Colors/\(color.name).colorset"
        Shell.shell("mkdir", "-p", "\(colorSetPath)")
        
        // Create Contents.json in ColorSet
        let contentsJsonPath = "\(colorSetPath)/Contents.json"
        Shell.shell("touch", "\(contentsJsonPath)")
        
        // Write content in Contents.json
        let contentsJsonPathURL = URL(fileURLWithPath: contentsJsonPath)
        do {
            try color.contentsJSON().write(to: contentsJsonPathURL, atomically: true, encoding: .utf8)
        } catch (let error) {
            let error = ColorToolError.writeAsset(error.localizedDescription)
            print(error.localizedDescription)
            ColorTool.exit(withError: error)
        }
    }
}