wait.lua

-- Imports
---@module 'lib.safety'
local safety = require "lib.safety"
local active = {}
local wait = {}

---@overload fun(seconds:number, func:function, ...:any)
setmetatable(wait, {
  ---@param self table
  ---@param seconds number
  ---@param func function
  ---@param ... any
  __call = function(self, seconds, func, ...)
    safety.ensureNumber(seconds, "seconds")
    if type(func) ~= "nil" then safety.ensureFunction(func, "func") end
    table.insert(active, {love.timer.getTime() + seconds, func, {...}})
  end
})
-- Called every single frame-update in love.update
function wait.update()
  ---@param k any
  ---@param v table
  for k, v in pairs(active) do
    if love.timer.getTime() >= v[1] then
      if v[2] then v[2](unpack(v[3] or {})) end
      table.remove(active, k)
    end
  end
end

-- Return
return wait