Editing Module:Sandbox/Jc86035/1

--[[
This is a module for use in substitution and replacement of Template:Infobox MTR station on MTR Light Rail articles.
]]
p = {}

function p.main(frame)
	local routes, tmp, result = frame.args[1] or '', {}, {}
	for k, v in ipairs({'614P', '615P', '751P'}) do
		if mw.ustring.find(routes, v) then
			tmp[v] = true
			routes = mw.ustring.gsub(routes, v, '')
		end
	end
	for k, v in ipairs({'505', '507', '610', '614', '615', '705', '706', '751', '761P'}) do
		if mw.ustring.find(routes, v) then tmp[v] = true end
	end
	for k, v in ipairs({'505', '507', '610', '614', '614P', '615', '615P', '705', '706', '751', '751P', '761P'}) do
		if tmp[v] then
			table.insert(result, v)
		end
	end
	if #result > 1 then return 'routes '..mw.text.listToText(result) end
	if #result > 0 then return 'route '..mw.text.listToText(result) end
end

return p