--- Timer system
-- Handles ubiquitousse timers.

let timer = require((...):match("^(.-)ecs%.timer").."scene")

return {
	name = "timer",
	filter = "timer",
	default = {
		-- timer object
	},
	process = :(t, dt)
		t:update(dt)
		if t:dead() then
			@world:remove(t.entity)
		end
	end,
	--- System methods ---
	--- Add a new timer
	run = :(func)
		local t = timer.run(func)
		@world:add {
			timer = t
		}
		return t
	end,
	--- Add a new tween
	tween = :(duration, tbl, to, method)
		local t = timer.tween(duration, tbl, to, method)
		@world:add {
			timer = t
		}
		return t
	end
}