Day13 Raw

import Foundation

class Day13 {

  static let scorePoint = Point(x: -1, y: 0)

  let program: String

  var worldState: [Point: Int] = [:]

  var paddle: Point = Point(x: 0, y: 0)

  var ball: Point = Point(x: 0, y: 0)

  var score = 0

  public init(inputText: [String]) {
   // program = inputText[0]

    // free play
    program = "2" + inputText[0].dropFirst()
  }

  public func solve() {
    let computer = IntCode()
    computer.load(program: program)
    while computer.executeNext() != false {

      if ball.x > paddle.x {
        computer.inputQueue = [1]
      } else if ball.x < paddle.x {
        computer.inputQueue = [-1]
      } else {
        computer.inputQueue = [0]
      }
      // Figure out input
    //  computer.inputQueue = [-1, 0, 1]
//      if computer.inputQueue.isEmpty {
    //    computer.inputQueue.append(0)
   //   }

      if computer.output.count == 3 {
        let out = computer.output
        computer.output = []
        let point = Point(x: out[0], y: out[1])
        if point == Day13.scorePoint {
          score = out[2]
          print("score: \(score)")
        } else {
          let type = out[2]
          worldState[point] = type
        }
        if out[2] == 4 {
          ball = point
          print("QQ ball: \(ball)")
        }
        if out[2] == 3 {
          paddle = point
          print("QQ paddle: \(paddle)")
        }
      }
    }
    let blocks = worldState.values.reduce(0) { ret, val in
      if val == 2 {
        return ret + 1
      }
      return ret
    }
    print(blocks)
  }

}