update at 2026-04-21 17:55:41

server/src/wechat.ts

@@ -0,0 +1,27 @@
+import type { IncomingMessage } from "http";
+import * as https from "https";
+
+export interface WechatTokenResponse {
+  access_token?: string;
+  expires_in?: number;
+  errcode?: number;
+  errmsg?: string;
+}
+
+export function httpsGetJson(url: string): Promise<WechatTokenResponse> {
+  return new Promise((resolve, reject) => {
+    https.get(url, (res: IncomingMessage) => {
+      let data = "";
+      res.on("data", (chunk: Buffer) => {
+        data += chunk;
+      });
+      res.on("end", () => {
+        try {
+          resolve(JSON.parse(data) as WechatTokenResponse);
+        } catch (_error) {
+          reject(new Error("Invalid JSON from WeChat API"));
+        }
+      });
+    }).on("error", reject);
+  });
+}