Module:PriceCalculator

Documentation for this module may be created at Module:PriceCalculator/doc

local p = {}

-- Helper function to calculate based on type
function p._calculate(price, priceType)
	price = tonumber(price)
	if not price or price < 0 then
		return "Invalid price"
	end

	local percent = {
		sell = 0.6675,
		minor = 0.5,
		major = 1.0
	}

	local factor = percent[priceType]
	if not factor then
		return "Invalid type"
	end

	return math.floor(price * factor + 0.5)  -- rounds to nearest integer
end

-- Exposed function for templates
function p.calculate(frame)
	local args = frame:getParent().args
	local price = args.price or args[1]
	local priceType = args.type or args[2]
	return p._calculate(price, priceType)
end

return setmetatable(p, { __call = function(_, frame) return p.calculate(frame) end })