🆕 add ui

routes.js

@@ -2,12 +2,55 @@ const express = require("express");
 const router = express.Router();
 const crypto = require("crypto");
 const axios = require("axios");
+const fs = require("fs");
+const requestToken = require("./utils").requestToken;
 
-router.get("/", (req, res, next) => {
-  res.send("OK");
+router.all("/", (req, res, next) => {
+  fs.promises
+    .access("./.env")
+    .then(() => {
+      res.render("message", {
+        message: "服务已在运行。",
+      });
+    })
+    .catch(() => {
+      res.render("configure");
+    });
 });
 
-router.get("/verify", (req, res, next) => {
+router.post("/configure", (req, res, next) => {
+  fs.promises
+    .access("./.env")
+    .then(() => {
+      res.render("message", {
+        message: ".env 文件已经存在，请手动删除该文件后重试！",
+      });
+    })
+    .catch(() => {
+      let content =
+        `APP_ID=${req.body.APP_ID}\n` +
+        `APP_SECRET=${req.body.APP_SECRET}\n` +
+        `TOKEN=${req.body.TOKEN}\n` +
+        `TEMPLATE_ID=${req.body.TEMPLATE_ID}\n` +
+        `OPEN_ID=${req.body.OPEN_ID}`;
+      fs.promises
+        .writeFile("./.env", content, "utf8")
+        .then(() => {
+          res.render("message", {
+            message:
+              ".env 文件写入成功，程序即将自动关闭以应用写入的新的环境变量，需要进程守护程序自动重启应用或者手动重启。",
+          });
+          process.exit();
+        })
+        .catch((e) => {
+          res.render("message", {
+            message: "在尝试写入 .env 文件时发生错误：" + e,
+          });
+        });
+    });
+});
+
+router.all("/verify", (req, res, next) => {
   // 验证消息来自微信服务器：https://developers.weixin.qq.com/doc/offiaccount/Basic_Information/Access_Overview.html
   const { signature, timestamp, nonce, echostr } = req.query;
   const token = process.env.TOKEN;
@@ -21,10 +64,9 @@ router.get("/verify", (req, res, next) => {
   }
 });
 
-router.get("/push", (req, res, next) => {
+router.all("/push", (req, res, next) => {
   // Reference: https://mp.weixin.qq.com/debug/cgi-bin/readtmpl?t=tmplmsg/faq_tmpl
   let content = req.query.content || req.body.content;
-  console.log(`Get content: ${content}`);
   let access_token = req.app.access_token;
   let request_data = {
     touser: process.env.OPEN_ID,
@@ -37,6 +79,9 @@ router.get("/push", (req, res, next) => {
       request_data
     )
     .then((response) => {
+      if (response.data && response.data.errcode === "40001") {
+        requestToken(req.app);
+      }
       res.json(response.data);
     })
     .catch((error) => {