Module:Wallinfo/idSets

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---

local data = mw.loadData( 'Module:Wallinfo/idSets/data' ) -- loading data

local trim = mw.text.trim
-- cache
local currentFrame
local getArg = function(key)
	local value = currentFrame.args[key]
	if not value then
		return nil
	end
	value = trim(value)
	if value == '' then
		return nil
	else
		return value
	end
end


return {
	-- for template
	getSet = function(frame)
		currentFrame = frame -- cache
		local setname = getArg(1)
		local needSort = getArg(2)
		if not data[setname] then
			return
		end
		local str
		if needSort then
			local IDs = {}
			for k,v in pairs(data[setname]) do
				if k ~= "default" then
					table.insert(IDs, k)
				end
			end
			table.sort(IDs)
			for i,v in ipairs(IDs) do
				if str then 
					str = str .. ', ' .. v
				else
					str = v
				end
			end
		else
			for k,v in pairs(data[setname]) do
				if k ~= "default" then
					if str then 
						str = str .. ', ' .. k
					else
						str = k
					end
				end
			end
		end
		return str
	end,

}