编辑“︁Module:PageSummary”︁

local p = {}

function p.getSummaryAndImage(frame)
    local pageName = frame.args[1] or ""
    local title = mw.title.new(pageName)
    if not title or not title.exists then return "页面不存在" end
    local content = title:getContent()

    -- 1. 提取第一张图
    local firstImage = string.match(content, "%[%[([Ff]ile:.-)[|%]]") or 
                       string.match(content, "%[%[([Ii]mage:.-)[|%]]") or
                       string.match(content, "%[%[(文件:.-)[|%]]") or
                       string.match(content, "%[%[(图像:.-)[|%]]")

    -- 2. 清理正文并处理截断（逻辑保留）
    local cleanText = content
    cleanText = string.gsub(cleanText, "<ref.-</ref>", "")
    cleanText = string.gsub(cleanText, "<ref.->", "")
    cleanText = string.gsub(cleanText, "<!%-%-.-%-%->", "")
    cleanText = string.gsub(cleanText, "%[%[[Ff]ile:.-%]%]", "")
    cleanText = string.gsub(cleanText, "%[%[[Ii]mage:.-%]%]", "")
    cleanText = string.gsub(cleanText, "%[%[文件:.-%]%]", "")
    cleanText = string.gsub(cleanText, "%[%[图像:.-%]%]", "")
    local limit = 10
    while string.find(cleanText, "{{.-}}") and limit > 0 do
        cleanText = string.gsub(cleanText, "{{[^{}]+}}", "")
        limit = limit - 1
    end
    cleanText = mw.text.trim(cleanText)
    cleanText = string.gsub(cleanText, "\n", " ")

    local targetLen = 100
    local summary = ""
    if mw.ustring.len(cleanText) <= targetLen then
        summary = cleanText
    else
        summary = mw.ustring.sub(cleanText, 1, targetLen)
        local restText = mw.ustring.sub(cleanText, targetLen + 1)
        -- 链接延展处理
        local lastOpen = 0
        local lastClose = 0
        local tempPos = 0
        while true do
            local found = string.find(summary, "%[%[", tempPos + 1)
            if not found then break end
            lastOpen = found
            tempPos = found
        end
        tempPos = 0
        while true do
            local found = string.find(summary, "%]%]", tempPos + 1)
            if not found then break end
            lastClose = found
            tempPos = found
        end
        if lastOpen > lastClose then
            local endOfLink = string.find(restText, "%]%]")
            if endOfLink then summary = summary .. string.sub(restText, 1, endOfLink + 1) end
        end
        summary = summary .. "..."
    end

    -- === 3. 维基百科风格渲染 ===
    
    -- 外层容器：高斯模糊边框、悬停变色、白色底
    local container = mw.html.create('div')
        :css({
            ['margin'] = '10px 0',
            ['background'] = '#fff',
            ['border'] = '1px solid #a2a9b1', -- 标准维基百科灰框色
            ['border-radius'] = '2px',
            ['display'] = 'flex',             -- 使用 Flex 布局实现响应式
            ['flex-direction'] = 'row-reverse', -- 图片在右，文字在左
            ['overflow'] = 'hidden',
            ['box-shadow'] = '0 1px 1px rgba(0,0,0,0.05)',
            ['min-height'] = '120px'
        })

    -- 图片部分
    if firstImage then
        container:tag('div')
            :css({
                ['flex-shrink'] = '0',
                ['width'] = '140px',
                ['background-color'] = '#f8f9fa',
                ['display'] = 'flex',
                ['align-items'] = 'center',
                ['justify-content'] = 'center',
                ['border-left'] = '1px solid #a2a9b1'
            })
            :wikitext('[[' .. firstImage .. '|140x140px|center|link=' .. pageName .. ']]')
    end

    -- 文字内容部分
    local textCol = container:tag('div')
        :css({
            ['padding'] = '12px 16px',
            ['flex-grow'] = '1',
            ['display'] = 'flex',
            ['flex-direction'] = 'column',
            ['justify-content'] = 'center'
        })

    -- 标题（维基经典的衬线体或加粗体）
    textCol:tag('div')
        :css({
            ['font-size'] = '1.2em',
            ['font-weight'] = 'bold',
            ['margin-bottom'] = '5px',
            ['color'] = '#000'
        })
        :wikitext('[[' .. pageName .. ']]')

    -- 摘要文本
    textCol:tag('div')
        :css({
            ['font-size'] = '0.92em',
            ['line-height'] = '1.5',
            ['color'] = '#202122' -- 维基百科标准正文黑色
        })
        :wikitext(summary)

    return tostring(container)
end

return p