#!/usr/bin/lua

-- Created by jiaqiang.ye@lnxall.com
-- Simple Wrapper for ubuslog/core.so
-- 2023/02/18

local ubuslog = require "ubuslog.core"
local _M = {}

_M.LOG_DEBUG       = ubuslog.LOG_DEBUG
_M.LOG_INFO        = ubuslog.LOG_INFO
_M.LOG_NOTICE      = ubuslog.LOG_NOTICE
_M.LOG_WARNING     = ubuslog.LOG_WARNING
_M.LOG_ERR         = ubuslog.LOG_ERR
_M.LOG_CRIT        = ubuslog.LOG_CRIT
_M.LOG_ALERT       = ubuslog.LOG_ALERT
_M.LOG_EMERG       = ubuslog.LOG_EMERG

_M.loglevel_get    = ubuslog.loglevel_get
_M.loglevel_set    = ubuslog.loglevel_set
_M.raw_log         = ubuslog.log
_M.reinit          = ubuslog.log_reinit
_M.log             = function (loglevel, ...)
	local typn = type(loglevel)
	if typn ~= "number" then
		io.stderr:write(string.format("Error, invalid type of loglevel: %s\n", typn))
		io.stderr:flush()
		return false
	end
	local argc = 0
	local args = {}
	loglevel = math.floor(loglevel)
	for _, argv in ipairs{...} do
		typn = type(argv)
		if typn ~= "string" then
			argv = tostring(argv)
			typn = type(argv)
		end
		if typn == "string" then
			argc = argc + 1
			args[argc] = argv
		end
	end
	if argc == 0 then
		io.stderr:write("Error, no string argument given to ubuslog.log(...)\n")
		io.stderr:flush()
		return false
	end
	return _M.raw_log(loglevel, unpack(args))
end

return _M