Module:RootFinder

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

local p = {}

function p.getRootLanguage(frame)
    local title = mw.title.getCurrentTitle().fullText
    local prop = "Is Variety Of"

    while true do
        -- Perform a semantic query to get the parent language
        local result = mw.smw.ask{ "[[" .. title .. "]]|?" .. prop }

        -- Extract the first available parent
        local parent = nil
        for _, data in pairs(result) do
            if type(data[prop]) == "table" then
                parent = data[prop][1] -- Take the first parent if multiple values exist
            else
                parent = data[prop]
            end
            break -- Only need the first result
        end

        -- If no parent is found, return the current language as root
        if not parent or parent == "" then
            return title
        end

        -- Move up the hierarchy
        title = parent
    end
end

return p