import { QuarkConfig } from './quark-api';
import { getHeaders, getMparam, apiFetch, makeQuery } from './quark-api';

/**
 * 认证模块 — Cookie 验证、账号信息获取、QR 登录状态检查。
 * 所有方法以 cookie 字符串为参数，不持有驱动状态。
 */

// ==================== Validate ====================

/**
 * Validate the cookie by fetching user info.
 */
export async function validate(cookie: string): Promise<boolean> {
  const MAX_RETRIES = 2;
  for (let attempt = 0; attempt <= MAX_RETRIES; attempt++) {
    try {
      // Use account/info API (same as quark-auto-save project)
      // Only needs __uid cookie, no mparam (kps/sign/vcode) required
      const url = 'https://pan.quark.cn/account/info?fr=pc&platform=pc';
      const response = await fetch(url, {
        headers: {
          ...getHeaders(cookie),
          'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) quark-cloud-drive/3.14.2 Chrome/112.0.5615.165 Electron/24.1.3.8 Safari/537.36 Channel/pckk_other_ch',
        },
        signal: AbortSignal.timeout(15000),
      });
      if (!response.ok) return false;
      const data = await response.json() as any;
      if (data?.data?.nickname) return true;
    } catch (err: any) {
      if (attempt < MAX_RETRIES) {
        console.log(`[Quark] validate attempt ${attempt + 1} failed: ${err.message}, retrying...`);
        await new Promise(r => setTimeout(r, 2000));
        continue;
      }
      console.log(`[Quark] validate all ${MAX_RETRIES + 1} attempts failed: ${err.message}`);
    }
  }
  return false;
}

/** Fetch nickname from Quark account info (same API used by quark-auto-save) */
export async function fetchNickname(cookie: string): Promise<string | null> {
  try {
    const url = 'https://pan.quark.cn/account/info?fr=pc&platform=pc';
    const response = await fetch(url, {
      headers: {
        ...getHeaders(cookie),
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) quark-cloud-drive/3.14.2 Chrome/112.0.5615.165 Electron/24.1.3.8 Safari/537.36 Channel/pckk_other_ch',
      },
      signal: AbortSignal.timeout(15000),
    });
    if (!response.ok) return null;
    const data = await response.json() as any;
    return data?.data?.nickname || null;
  } catch {
    return null;
  }
}