core.hud_replace_builtin("health", {})
core.hud_replace_builtin("breath", {})

PyuTest.HUDBARS = {
  defs = {},
  defs_count = 0,
  players = {}
}
PyuTest.Hudbar = {}
local HudbarMeta = { __index = PyuTest.Hudbar, __newindex = PyuTest.Hudbar }

core.register_on_joinplayer(function(player)
    for k, v in pairs(PyuTest.HUDBARS.defs) do
      local key = player:get_player_name()
      if PyuTest.HUDBARS.players[key] == nil then
        PyuTest.HUDBARS.players[key] = {}
      end
      local ref = PyuTest.HUDBARS.players[key]

      ref[k] = {idx = player:hud_add(v.cfg), name = k}
    end
end)

core.register_globalstep(function(dtime)
    for _, player in pairs(core.get_connected_players()) do
      for _, v in pairs(PyuTest.HUDBARS.players[player:get_player_name()]) do
        PyuTest.HUDBARS.defs[v.name].update(v.idx, player)
      end
    end
end)

function PyuTest.Hudbar:add(name, def, update)
  local cfg = def or {}
  cfg.hud_elem_type = "statbar"
  cfg.position = {x = 0.5, y = 0.925}
  cfg.direction = 0
  cfg.size = {x = 24, y = 24}
  cfg.offset = {x = (-10 * 24 - 25) * -(PyuTest.HUDBARS.defs_count - 1), y = (-48 + 24 + 16)}
  cfg.text2 = cfg.text2 or "pyutest-bar-empty.png"

  local m = setmetatable({
      cfg = cfg,
      update = update or function()end
  }, HudbarMeta)

  PyuTest.HUDBARS.defs[name] = m
  PyuTest.HUDBARS.defs_count = PyuTest.HUDBARS.defs_count + 1
end


local enable_damage = core.settings:get_bool("enable_damage")

if enable_damage then
	PyuTest.Hudbar:add("health", {
      text = "pyutest-heart.png",
      text2 = "pyutest-heart-empty.png",
      number = core.PLAYER_MAX_HP_DEFAULT,
      item = core.PLAYER_MAX_HP_DEFAULT,
  }, function (idx, player)
      player:hud_change(idx, "number", player:get_hp())
  end)

  PyuTest.Hudbar:add("breath", {
      text = "pyutest-bubble.png",
      text2 = "pyutest-bubble-empty.png",
      number = core.PLAYER_MAX_BREATH_DEFAULT,
      item = core.PLAYER_MAX_BREATH_DEFAULT,
  }, function (idx, player)
      player:hud_change(idx, "number", player:get_breath())
  end)
end