瓜子二手车车源详情

1return await (async () => {2  const input = params && typeof params === "object" ? params : {};3  const clean = (value) => String(value == null ? "" : value).replace(/\s+/g, " ").trim();4  const sourceUrl = location.href;5 6  if (!/guazi\.com/.test(location.hostname) || !/\/car-detail\/c\d+\.html/.test(location.pathname)) {7    throw new Error("请先打开瓜子二手车公开详情页，例如 https://www.guazi.com/car-detail/c<车源ID>.html。");8  }9 10  const clueId = (sourceUrl.match(/car-detail\/c(\d+)/) || [])[1] || "";11  const expected = clean(input.clue_id || input.clueId || input.id || input.url);12  const expectedId = (expected.match(/car-detail\/c(\d+)/) || expected.match(/^c?(\d+)$/) || [])[1] || "";13  if (expectedId && expectedId !== clueId) {14    throw new Error(`当前详情页车源 ID 是 ${clueId}，与参数 ${expectedId} 不一致。`);15  }16 17  const pageText = clean(document.body?.innerText || "");18  if (/瑞数|reese84|captcha|滑动验证|安全验证|验证码|访问过于频繁/i.test(pageText)) {19    throw new Error("瓜子二手车页面出现安全验证或访问频率限制，请先在真实浏览器会话中完成验证。");20  }21 22  const lines = (document.body?.innerText || "").split(/\n+/).map(clean).filter(Boolean);23  const meta = (name) => clean(document.querySelector(`meta[property="${name}"], meta[name="${name}"]`)?.getAttribute("content"));24  const afterLabel = (label) => {25    const index = lines.findIndex((line) => line === label);26    return index > 0 ? lines[index - 1] : "";27  };28  const beforeLabel = (label) => {29    const index = lines.findIndex((line) => line === label);30    return index >= 0 && index + 1 < lines.length ? lines[index + 1] : "";31  };32  const titleLine = lines.find((line) => line.length > 8 && !/首页|添加到桌面|下载APP|登录|车身外观|车况详解|本车卖点|检测报告/.test(line) && /款|版|型|L|EV|DM|T|CVT|自动|手动/.test(line)) || "";33  const title = titleLine || clean(document.title).replace(/^二手/, "").replace(/报价.*$/, "");34  const priceAmount = Number(meta("og:price:amount"));35  const price = Number.isFinite(priceAmount) && priceAmount > 0 ? `${(priceAmount / 10000).toFixed(2)}万` : "";36 37  const rows = [38    { field: "clue_id", value: clueId },39    { field: "title", value: title },40    { field: "price", value: price || beforeLabel("万") || "" },41    { field: "mileage", value: lines.find((line) => /万公里|公里/.test(line)) || "" },42    { field: "age", value: lines.find((line) => /\d+年\d+个月/.test(line)) || "" },43    { field: "condition_level", value: afterLabel("车况") || "" },44    { field: "condition", value: lines.find((line) => /基础车况/.test(line)) || "" },45    { field: "insurance_claims", value: lines.find((line) => /^理赔\d+次$/.test(line)) || "" },46    { field: "transfers", value: lines.find((line) => /^过户\d+次$/.test(line)) || "" },47    { field: "source_city", value: afterLabel("车源地") },48    { field: "color", value: afterLabel("车身颜色") },49    { field: "listing_no", value: afterLabel("车源编号") },50    { field: "engine", value: afterLabel("发动机") },51    { field: "gearbox", value: afterLabel("变速箱") },52    { field: "emission", value: afterLabel("排放标准") },53    { field: "drivetrain", value: afterLabel("驱动方式") },54    { field: "highlights", value: lines.slice(lines.indexOf("亮点配置") + 1, lines.indexOf("安全配置")).filter(Boolean).join("，") },55    { field: "url", value: sourceUrl },56  ];57 58  const hasUsefulData = rows.some((row) => row.field !== "clue_id" && row.field !== "url" && clean(row.value));59  if (!hasUsefulData) {60    throw new Error("没有从当前瓜子二手车详情页提取到车源信息，请确认页面已加载完成。");61  }62 63  return rows;64})();