🚧 refactoring is ongoing

app.js

@@ -1,36 +1,39 @@
-const express = require("express");
-const path = require("path");
-const cookieParser = require("cookie-parser");
-const logger = require("morgan");
-const http = require("http");
-require("dotenv").config();
+const express = require('express');
+const path = require('path');
+const cookieParser = require('cookie-parser');
+const logger = require('morgan');
+const http = require('http');
+const config = require('./config');
 
-const indexRouter = require("./routers/index");
-const messageRouter = require("./routers/message");
-const requestToken = require("./utils/wechat").requestToken;
+const indexRouter = require('./routers/index');
+const messageRouter = require('./routers/message');
+const { refreshToken } = require('./common/wechat');
+const { initializeTokenStore } = require('./common/token');
 
 const app = express();
 
-requestToken(app);
-setInterval(() => requestToken(app), 100 * 60 * 1000);
+setTimeout(async () => {
+  // TODO: Here we need an improvement! I have tried EventEmitter but it's not working. :(
+  await initializeTokenStore();
+  await refreshToken(app);
+  setInterval(async () => refreshToken(), 100 * 60 * 1000);
+}, 1000);
 
-const port = parseInt(process.env.PORT || "3000");
-app.set("port", port);
-app.set("views", path.join(__dirname, "views"));
-app.set("view engine", "ejs");
-app.set("trust proxy", true);
+app.set('views', path.join(__dirname, 'views'));
+app.set('view engine', 'ejs');
+app.set('trust proxy', true);
 
-app.use(logger("dev"));
+app.use(logger('dev'));
 app.use(express.json());
 app.use(express.urlencoded({ extended: false }));
 app.use(cookieParser());
-app.use(express.static(path.join(__dirname, "public")));
+app.use(express.static(path.join(__dirname, 'public')));
 
-app.use("/", indexRouter);
-app.use("/message", messageRouter);
+app.use('/', indexRouter);
+app.use('/message', messageRouter);
 
 const server = http.createServer(app);
 
-server.listen(port);
+server.listen(config.port);
 
 module.exports = app;