//
//  Util.swift
//  Reinforce
//
//  Created by Palle Klewitz on 28.07.19.
//  Copyright (c) 2019 Palle Klewitz
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in all
//  copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//  SOFTWARE.

import Foundation


enum TerminalOutput {
    static let up = "\u{1B}[1A"
    static let down = "\u{1B}[1B"
    static let clear = "\u{1B}[2J"
    static let lineBeginning = "\r"
    static let clearRight = "\u{1B}[K"
}

func printPath(_ path: [State], delay: Double) {
    for state in path {
        // print(TerminalOutput.clear)
        let d = state.description

        for _ in d.components(separatedBy: "\n") {
            print(TerminalOutput.up, terminator: "")
            print(TerminalOutput.lineBeginning, terminator: "")
            print(TerminalOutput.clearRight, terminator: "")
        }
        
        print(d)
        usleep(UInt32(Double(USEC_PER_SEC) * delay))
    }
}
