Module:Nihongo

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

local p = {}

-- Main function that generates the Nihongo text
function p.nihongo(frame)
    -- Retrieve the arguments passed to the template
    local args = frame:getParent().args

    -- Helper function to create a span element with the given content and style
    local function getSpan(content, style)
        if content == "" then return "" end
        return string.format('<span %s>%s</span>', style, content)
    end

    local function escapeQuotes(str)
	    if not str then return str end
	    str = str:gsub('"', "&quot;")
	    return str
	end

    -- Helper function to determine the style based on the type argument
    local function switchType(type, hover, hovertext)
        local string = ""
        if type == "J" then
                string = 'lang="ja" style="font-family:Meiryo; display:inline;" class="nihongo-japanese'
        elseif type == "R" then
                string = 'style="font-style:italic; font-weight:normal;" class="nihongo-romaji'
        else
                string = 'class="nihongo-english'
        end
        if hover and hover ~= '' and hovertext ~= '' then
            return string.format(string .. ' popup" data-content="%s"', escapeQuotes(hovertext))
        end
        return string .. '"'
    end

    -- Determine the styles for each type
    local type1Style = switchType(args.type1 or 'E', args.hover and (not args[3] or args[3] == ''), args[2] or '')
    local type2Style = switchType(args.type2 or 'J', args.hover and args[3], args[3] or '')
    local type3Style = switchType(args.type3 or 'R', args.hover, args[4] or '')

    if args.type1 == 'J' then
        if args.hover and args.hover ~= '' then
            args[5] = args[4] or ''
            args[4] = ''
            args[2] = args[3] or ''
            args[3] = ''
            type2Style = type3Style
        else
            args[5] = args[4] or ''
            args[4] = ''
            type2Style = switchType(args.type2 or 'R', args.hover, args[3] or '')
        end
    elseif args.type1 == 'R' then
        args[5] = args[4] or ''
        args[4] = ''
    end

    -- Initialize the result string
    local result = '<span class="nihongo popup-wrapper">'

    if args[1] and args[1] ~= '' then
        -- Add the first argument
        result = result .. getSpan(args[1], type1Style)
    end

    if args[2] and args[2] ~= '' and not (args.hover and (args[3] and args[3] ~= '')) then
        -- Add line break if requested
        if args.lineBreak and args.lineBreak ~= '' then
            result = result .. '<br />'
        end
        result = result .. '<span class="noexcerpt">'

        -- Add parenthesis if not excluded
        if not args.noParenthesis or args.noParenthesis == '' then
            if args[1] and args[1] ~= '' then
                result = result .. '<span class="nihongo-bracket"> (</span>'
            else
                result = result .. '<span class="nihongo-bracket">(</span>'
            end
        else
            result = result .. ' '
        end

        -- Add the second argument
        result = result .. getSpan(args[2], type2Style)

        -- Add the third argument if hover is excluded
        if args[3] and args[3] ~= '' and not args.hover or args.hover == '' then
            result = result .. ', '
            result = result .. ' '
            result = result .. getSpan(args[3], type3Style)
        end

        -- Add the fourth (first extra) argument
        if args[4] and args[4] ~= '' then
            result = result .. ', '
            result = result .. args[4]
        end

        -- Close parenthesis if applicable
        if not args.noParenthesis or args.noParenthesis == '' then
            result = result .. '<span class="nihongo-bracket">)</span>'
        end

        -- Add the fifth (second extra) argument
        if args[5] and args[5] ~= '' then
            result = result .. ' '
            result = result .. args[5]
        end

        -- Close span tags
        result = result .. '</span>'
    end
    result = result .. '</span>'

    return result
end

return p