// UNIT3D 站点默认脚本
// 适用: BLU / TL / ACM 等 UNIT3D 架构站点（HTML + 可选 API）
// 覆盖: 搜索 / 种子详情 / 首页

Map parse(String content, String url) {
    def doc = jsoup.parse(content)

    if (url.contains('/torrents') && !url.contains('/torrents/')) return parseSearch(doc)
    if (url.contains('/torrents/') && url.contains('/')) return parseDetail(doc)

    // 尝试 JSON API
    if (content.trim().startsWith('{') || content.trim().startsWith('[')) {
        try {
            def root = json.readValue(content, Map)
            if (root?.data) return parseApiData(root?.data, url)
        } catch (e) {}
    }

    if (url.contains('/torrentrss.php') || url.contains('/rss')) return parseRss()

    return [pageName: '未知页面', message: "未配置: ${url}"]
}

private Map parseRss() {
    return [pageName: 'RSS', message: 'RSS 内容由 Java 层解析']
}

private Map parseApiData(d, url) {
    if (url.contains('/user') || url.contains('/profile'))
        return [pageName: '用户', fields: [username: d?.username, uploaded: d?.uploaded?.toString(), downloaded: d?.downloaded?.toString()]]
    return [pageName: 'API数据', fields: d?.subMap(d.keySet().take(10))]
}

private Map parseSearch(doc) {
    def rows = []
    doc.select('table.table tbody tr, .torrent-row, div.torrent').each { row ->
        def titleEl = utils.selectFirst(row, 'a[href*=torrents]')
        def tds = row.select('td')
        def size = ''
        for (int i = 0; i < tds.size(); i++) {
            def t = utils.text(tds.get(i))
            if (t =~ /[\d.]+\s*(GB|MB|TB)/) { size = t; break }
        }
        rows << [
            title:      utils.text(titleEl),
            detailUrl:  utils.attr(titleEl, 'href'),
            size:       size,
            seeders:    utils.text(utils.selectFirst(row, 'td:nth-child(5), td:has(.text-success)')),
            leechers:   utils.text(utils.selectFirst(row, 'td:nth-child(6), td:has(.text-danger)')),
            uploadDate: utils.text(utils.selectFirst(row, 'td:nth-child(4), time')),
        ]
    }
    return [pageName: '搜索', extracted: rows, message: "共 ${rows.size()} 条"]
}

private Map parseDetail(doc) {
    return [pageName: '种子详情', fields: [
        title:      utils.text(utils.selectFirst(doc, 'h1, .torrent-title, .meta-title')),
        size:       utils.text(utils.selectFirst(doc, 'td:contains(Size) + td, .torrent-size')),
        seeders:    utils.text(utils.selectFirst(doc, 'td:contains(Seeders) + td, .seeders-count')),
        leechers:   utils.text(utils.selectFirst(doc, 'td:contains(Leechers) + td, .leechers-count')),
        description:utils.text(utils.selectFirst(doc, '.torrent-description, #description')).take(200),
    ]]
}

Map sync(PluginContext ctx) {
    if (!ctx.site.auth) return [message: "未配置认证", loginRequired: true]
    try {
        def conn = ctx.httpGet('/')
        def doc = jsoup.parse(conn.body())
        def upEl = utils.selectFirst(doc, '.user-uploaded, span:contains(Upload), dt:contains(Upload) + dd')
        def dlEl = utils.selectFirst(doc, '.user-downloaded, span:contains(Download), dt:contains(Download) + dd')
        def ratioEl = utils.selectFirst(doc, '.user-ratio, span:contains(Ratio), dt:contains(Ratio) + dd')
        def result = [:]
        if (upEl) result.upload = parseHtmlSize(utils.text(upEl))
        if (dlEl) result.download = parseHtmlSize(utils.text(dlEl))
        if (ratioEl) result.shareRate = (utils.text(ratioEl) =~ /([\d.]+)/)[0][1] as double
        return result
    } catch (e) { return [message: "同步失败: ${e.message}"] }
}

Map sign(PluginContext ctx) {
    return [message: "UNIT3D 不支持签到"]
}

List search(PluginContext ctx, Map params) {
    if (!ctx.site.auth) return []
    try {
        def keyword = params.keyword ?: ''
        def conn = ctx.httpGet("/torrents?search=${URLEncoder.encode(keyword,'UTF-8')}")
        def doc = jsoup.parse(conn.body())
        def rows = []
        doc.select('table.table tbody tr, .torrent-row').each { row ->
            def titleEl = utils.selectFirst(row, 'a[href*=torrents]')
            rows << [
                title:      utils.text(titleEl),
                detailUrl:  "${ctx.siteUrl}${utils.attr(titleEl,'href')}",
                size:       parseHtmlSize(utils.text(utils.selectFirst(row, 'td:nth-child(4)'))) ?: 0,
                seeders:    utils.toInt(utils.text(utils.selectFirst(row, 'td:nth-child(5)'))) ?: 0,
                leechers:   utils.toInt(utils.text(utils.selectFirst(row, 'td:nth-child(6)'))) ?: 0,
            ]
        }
        return rows
    } catch (e) { return [] }
}

private long parseHtmlSize(String s) {
    if (!s) return 0
    def m = s =~ /([\d.]+)\s*(TB|GB|MB|KB|B)?/
    if (!m) return 0
    def m2 = [B:1,KB:1024,MB:1048576,GB:1073741824,TB:1099511627776]
    return ((m[0][1] as double) * (m2[m[0][2]?.toUpperCase()] ?: 1)) as long
}