local CONFIG_FILE_PREFIX = "caverealms."

caverealms.config = {}

-- This function based on kaeza/minetest-irc/config.lua and used under the
-- terms of BSD 2-clause license.
local function setting(stype, name, default)
	local value
	if stype == "bool" then
		value = minetest.setting_getbool(CONFIG_FILE_PREFIX..name)
	elseif stype == "string" then
		value = minetest.setting_get(CONFIG_FILE_PREFIX..name)
	elseif stype == "number" then
		value = tonumber(minetest.setting_get(CONFIG_FILE_PREFIX..name))
	end
	if value == nil then
		value = default
	end
	caverealms.config[name] = value
end

setting("number", "ymin", -33000)
setting("number", "ymax", -700)