feat: multi-module iteration

2026-08-04 21:38:49 +08:00
parent 9d96c73246
commit 71f508e02b
1366 changed files with 202004 additions and 0 deletions
@@ -0,0 +1,39 @@
+import { createHash } from 'node:crypto';
+
+const LBS_HOST = 'https://apis.map.qq.com';
+
+/**
+ * 腾讯位置服务 WebServiceAPI（GET）签名 URL。
+ * 控制台开启 SN/签名校验后须附带 sig；SecretKey 仅服务端使用。
+ *
+ * sig = md5(请求路径 + "?" + 按参数名升序的原始 query + SK)
+ * @see https://lbs.qq.com/FAQ/server_faq.html
+ */
+export function buildTencentLbsRequestUrl(
+  path: string,
+  params: Record<string, string>,
+  options: { key: string; secretKey?: string },
+): string {
+  const key = options.key.trim();
+  if (!key) {
+    throw new Error('TENCENT_LBS_KEY 未配置');
+  }
+
+  const pathname = (path.startsWith('/') ? path : `/${path}`).replace(/\/+$/, '') || '/';
+  const all: Record<string, string> = { ...params, key };
+  const sortedKeys = Object.keys(all).sort();
+  const rawQuery = sortedKeys.map((k) => `${k}=${all[k]}`).join('&');
+
+  const search = new URLSearchParams();
+  for (const k of sortedKeys) {
+    search.set(k, all[k]);
+  }
+
+  const sk = options.secretKey?.trim();
+  if (sk) {
+    const sig = createHash('md5').update(`${pathname}?${rawQuery}${sk}`).digest('hex');
+    search.set('sig', sig);
+  }
+
+  return `${LBS_HOST}${pathname}?${search.toString()}`;
+}