local menu_simulations = {}

menu_simulations.spider_ponds =
{
  checkboard = false,
  save = "__base__/menu-simulations/menu-simulation-crash-repro.zip",
  length = 60 * 60,
  init =
  [[
    local center = {-3.5, -0.25}
    game.camera_position = center
    game.camera_zoom = 1
    game.tick_paused = false
    game.surfaces.nauvis.daytime = 0

    -- Spawn biters
    local surface = game.surfaces.nauvis
    local target = surface.find_entities_filtered{name = "laser-turret", position = {18, -1}}[1]
    local names = {"medium-biter", "medium-biter", "big-biter", "big-biter", "big-spitter", "medium-spitter"}
    for k = 1, 100 do
      local spawn_position = {center[1] - 60 + math.random(-35, 5), center[2] + math.random(-10, 10)}
      local name = names[math.random(#names)]
      local biter = surface.create_entity{name = name, position = spawn_position}
      biter.set_command({type = defines.command.attack, target = target})
      biter.speed = 0.24 + (math.random() / 20)
    end
  ]]
}



return menu_simulations