package snake
package life

import LifeModel.*

/** m13 life view: live cells as squares, and a status strip under the board. */
object LifeView:

  private val W = LW * LCELL
  private val H = LH * LCELL

  private def text(x: Int, y: Int, str: String, align: String): Shape = Shape.Text(x, y, str, "#ffffff", 14, align)

  def lifeView(state: LifeState): Scene =
    Shape.Rect(0, 0, W, H, "#111111") ::
      state.cells.map(p => Shape.Rect(p.x * LCELL + 1, p.y * LCELL + 1, LCELL - 2, LCELL - 2, "#7cb342")) ++
      List(
        Shape.Rect(0, H, W, STRIP, "#222222"),
        text(6, H + 17, s"Generation ${state.generation}", "left"),
        text(W - 6, H + 17, if state.running then "Running: Space pauses" else "Paused: Space runs, N steps", "right")
      )