/**
 * SPDX-License-Identifier: GPL-3.0-only
 * 移植自 MoviePilot(https://github.com/jxxghp/MoviePilot,GPLv3),本文件按 GPLv3 条款提供。
 * @mp-source app/modules/indexer/parser/nexus_project.py @ e6820a8
 *
 * NexusProject 站点用户信息解析器,继承 NexusPHP 通用解析。
 *
 * 函数对照(`NexusProjectSiteUserInfo`):`_parse_site_page` → `_parseSitePage`(兼容 `user_detail.php?uid=` 变种)、
 * `_parse_user_traffic_info` → `_parseUserTrafficInfo`(兼容 `span#user_info` 无 B 后缀的流量文本)。正则逐字保留。
 */
import { reSearch } from "./common.ts";
import { parseHtml } from "./dom.ts";
import { NexusPhpSiteUserInfo, round3 } from "./nexus-php.ts";
import { SiteSchema, type SiteSchemaValue } from "./types.ts";

export class NexusProjectSiteUserInfo extends NexusPhpSiteUserInfo {
  static override schema: SiteSchemaValue | null = SiteSchema.NexusProject;

  protected override _parseSitePage(htmlText: string): void {
    const text = this._prepareHtmlText(htmlText);
    let userDetail = reSearch(/userdetails\.php\?id=(\d+)/, text);
    if (userDetail?.[0].trim()) {
      this._userDetailPage = userDetail[0].trim().replace(/^\/+/, "");
      this.userid = userDetail[1]!;
    } else {
      // 兼容部分 NexusProject 变种站点(如 star-space.net)的 p_user/user_detail.php?uid= 用户定位格式
      userDetail = reSearch(/user_detail\.php\?uid=(\d+)/, text);
      if (userDetail?.[0].trim()) {
        this._userDetailPage = userDetail[0].trim().replace(/^\/+/, "");
        this.userid = userDetail[1]!;
        const uname = reSearch(/user_detail\.php\?uid=\d+[^>]*?>\s*<[^>]*>([^<]+)</, text);
        if (uname) this.username = uname[1]!.trim();
      }
    }
    this._torrentSeedingPage = `viewusertorrents.php?id=${this.userid}&show=seeding`;
  }

  protected override _parseUserTrafficInfo(htmlText: string): void {
    // 兼容 span#user_info / span#user_info_no_hover:"上传：445.11 G" / "下载：29.61 G"(单位无 B 后缀)
    try {
      const html = parseHtml(htmlText);
      if (html) {
        const bodyText = html
          .strings('//span[@id="user_info"]//text() | //span[@id="user_info_no_hover"]//text()')
          .join(" ");
        let m = reSearch(/上传[：:]\s*([\d.,]+)\s*([GMKT]?i?B?)/i, bodyText);
        if (m) this.upload = this.numFilesize(`${m[1]!.replaceAll(",", "")} ${m[2]!.toUpperCase()}B`);
        m = reSearch(/下载[：:]\s*([\d.,]+)\s*([GMKT]?i?B?)/i, bodyText);
        if (m) this.download = this.numFilesize(`${m[1]!.replaceAll(",", "")} ${m[2]!.toUpperCase()}B`);
        if (this.upload && this.download) this.ratio = round3(this.upload / this.download);
        if (this.upload || this.download) return;
      }
    } catch {
      // 与 MP 一致:吞掉异常回落到通用解析
    }
    super._parseUserTrafficInfo(htmlText);
  }
}