//
//  Generate.swift
//  
//
//  Created by Thibaut Schmitt on 30/08/2022.
//

import ToolCore
import Foundation
import ArgumentParser

struct Generate: ParsableCommand {
    
    // MARK: - CommandConfiguration
    
    static var configuration = CommandConfiguration(
        abstract: "A utility to generate ressources based on a configuration file",
        version: ResgenSwiftVersion
    )
    
    // MARK: - Static
    
    static let toolName = "Generate"
    
    // MARK: - Command Options
    
    @OptionGroup var options: GenerateOptions
    
    // MARK: - Run
    
    public func run() throws {
        print("[\(Self.toolName)] Starting Resgen with configuration: \(options.configurationFile)")
        
        // Parse
        let configuration = ConfigurationFileParser.parse(options.configurationFile)
        print("Found configurations :")
        print("  - \(configuration.colors.count) colors configuration")
        print("  - \(configuration.fonts.count) fonts configuration")
        print("  - \(configuration.images.count) images configuration")
        print("  - \(configuration.strings.count) strings configuration")
        print("  - \(configuration.tags.count) tags configuration")
        print()
        
        print("Input file: \(configuration.colors.first?.inputFile ?? "no input file")")
        
        // Execute commands
        configuration.runnableConfigurations
            .forEach {
                let begin = Date()
                $0.run(projectDirectory: options.projectDirectory,
                       force: options.forceGeneration)
                print("Took: \(Date().timeIntervalSince(begin))s\n")
            }

        print("[\(Self.toolName)] Resgen ended")
    }
}