//
//  File.swift
//
//
//  Created by Max Nuding on 05.12.21.
//

import Foundation

public protocol Runnable {
    init(inputPath: String)
    func run()
}

public struct Runner {
    let target: Runnable.Type
    let inputPath: String
    let day: String
    
    public init(target: Runnable.Type, day: String, isTest: Bool = false) {
        let inputPath = isTest ? "\(day)_test" : day
        let input = Bundle.module.path(forResource: inputPath, ofType: ".txt")!
        self.inputPath = input
        self.target = target
        self.day = day
    }
    
    public func run() {
        print("Starting day \(day)")
        let start = CFAbsoluteTimeGetCurrent()
        let runnable = target.init(inputPath: inputPath)
        runnable.run()
        let end = CFAbsoluteTimeGetCurrent()
        let execTimeMs = round((end - start) * 1000.0 * 100.0) / 100.0
        print("Finished in \(execTimeMs)ms")
       
    }
}