🚧 save work

routers/index.js

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+const express = require("express");
+const router = express.Router();
+const crypto = require("crypto");
+const fs = require("fs");
+
+router.all("/", (req, res, next) => {
+  fs.promises
+    .access("./.env")
+    .then(() => {
+      res.render("info", {
+        message: "服务已在运行。",
+      });
+    })
+    .catch(() => {
+      res.render("configure");
+    });
+});
+
+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("info", {
+            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;
+  let tmp_array = [token, timestamp, nonce].sort();
+  let tmp_string = tmp_array.join("");
+  tmp_string = crypto.createHash("sha1").update(tmp_string).digest("hex");
+  if (tmp_string === signature) {
+    res.send(echostr);
+  } else {
+    res.send("verification failed");
+  }
+});
+
+module.exports = router;

routers/message.js

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+const express = require("express");
+const lexer = require("marked").lexer;
+const parser = require("marked").parser;
+const Message = require("../models/message").Message;
+const pushWeChatMessage = require("../utils/wechat").pushWeChatMessage;
+const formatTime = require("../utils/utils").formatTime;
+
+const router = express.Router();
+
+function md2html(markdown) {
+  return parser(lexer(markdown));
+}
+
+router.get("/:description", (req, res, next) => {
+  req.query.description = req.params.description;
+  next();
+});
+
+router.all("/", (req, res) => {
+  let message = {
+    title: req.query.title || req.body.title || "无标题",
+    status: 1,
+    created_by: "系统", // TODO
+    created_time: formatTime(),
+    description: req.query.description || req.body.description,
+    content: md2html(req.query.content || req.body.content),
+  };
+
+  Message.create(message)
+    .then((value) => {
+      console.log(value);
+      pushWeChatMessage(message.description, message.link)
+        .then((response) => {
+          res.json(response);
+        })
+        .catch((reason) => {
+          res.json(reason);
+        });
+    })
+    .catch((reason) => {
+      res.json(reason);
+    });
+});
+
+router.get("/detail/:id", (req, res) => {
+  const id = req.params.id;
+  Message.getById(id)
+    .then((value) => {
+      console.log(value);
+      res.render("message", value[0]);
+    })
+    .catch((reason) => {
+      res.render("info", {
+        message: "获取该消息时发生了错误：" + reason,
+      });
+    });
+});
+
+module.exports = router;