Module:I18n

Documentation for this module may be created at Module:I18n/doc

-- Module:I18n (improved)
local p = {}

function p.text(frame)
    local args = frame:getParent().args
    local en = args.en or args[1] or ''
    local bo = args.bo
    local default = args.default or 'en'
    
    -- For server-side rendering, always default to the specified default
    -- JavaScript will handle the switching client-side
    local lang = default
    
    -- Only try to get user preference for logged-in users
    if mw.user and not mw.user.isAnon() and mw.user.getOption then
        lang = mw.user.getOption('bca-language') or default
    end
    
    -- Use div for block content (multi-paragraph), span for inline content
    local hasBlock = en:find('\n') or (bo and bo:find('\n'))
    local outerTag = hasBlock and 'div' or 'span'
    local innerTag = hasBlock and 'div' or 'span'
    local showInline = hasBlock and 'block' or 'inline'

    -- Create the HTML structure with both language variants as children
    -- (storing wiki markup in data-attributes breaks parsing)
    local html = mw.html.create(outerTag)
        :addClass('i18n-text')
        :attr('data-default', default)

    -- :tag() makes the child the current node; :done() returns to parent
    html:tag(innerTag)
        :addClass('i18n-lang-en')
        :css('display', lang ~= 'bo' and showInline or 'none')
        :wikitext(en)
        :done()

    if bo and bo ~= '' then
        html:tag(innerTag)
            :addClass('i18n-lang-bo')
            :css('display', lang == 'bo' and showInline or 'none')
            :wikitext(bo)
            :done()
    end

    return tostring(html)
end

-- Simple version that can be called with explicit language parameter
function p.simple(frame)
    local args = frame:getParent().args
    local en = args.en or args[1] or ''
    local bo = args.bo
    local lang = args.lang or 'en'
    
    if lang == 'bo' and bo ~= '' then
        return bo
    else
        return en
    end
end

-- Function to check if user is logged in and get their preference
function p.getUserLang(frame)
    local default = frame.args.default or 'en'
    
    if mw.user and not mw.user.isAnon() and mw.user.getOption then
        return mw.user.getOption('bca-language') or default
    end
    
    return default
end

return p