改进 Express 模板

.env.example

@@ -1,5 +1,7 @@
+PORT=3000
+
 DB_HOST=127.0.0.1
 DB_PORT=3306
-DB_DATABASE=auth
+DB_DATABASE=test
 DB_USERNAME=root
 DB_PASSWORD=

README.md

@@ -3,5 +3,5 @@
 Steps to run this project:
 
 1. Run `npm i` command
-2. Setup database settings inside `database.ts` file
+2. Setup database settings inside `typeorm.ts` file
 3. Run `npm start` command

main.ts

@@ -1,21 +1,12 @@
-import express from 'express';
-import logger from 'morgan'
 import './src/config/env'
 
-const app = express();
+import './src/routes/main'
+import app from './src/config/express'
 
-import indexRouter from './src/routes/index'
-import usersRouter from './src/routes/users'
+const port = process.env.PORT || 3000
 
-app.use(logger('dev'));
-app.use(express.json());
-app.use(express.urlencoded({ extended: false }));
-// app.use(express.static(path.join(__dirname, 'public')));
-
-app.use('/', indexRouter);
-app.use('/users', usersRouter);
-
-let port = 3000
 app.listen(port, () => {
-    console.log(`App listening on port ${port}`)
-})
+    console.log(`Server is running at http://0.0.0.0:${port}`)
+    console.log(`You can visit http://localhost:${port}`)
+    console.log(`Press CTRL-C to stop \n`)
+})

package.json

@@ -21,7 +21,7 @@
    "scripts": {
       "start": "ts-node main.ts",
       "typeorm": "typeorm-ts-node-commonjs",
-      "migrate": "typeorm-ts-node-commonjs migration:run -d src/config/database.ts",
-      "migrate:rollback": "typeorm-ts-node-commonjs migration:revert -d src/config/database.ts"
+      "migrate": "typeorm-ts-node-commonjs migration:run -d src/config/typeorm.ts",
+      "migrate:rollback": "typeorm-ts-node-commonjs migration:revert -d src/config/typeorm.ts"
    }
 }

src/config/express.ts

@@ -0,0 +1,11 @@
+import express from 'express';
+import logger from 'morgan'
+
+const app = express();
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+
+export default app;
+

src/config/index.ts

@@ -1,20 +0,0 @@
-import { AppDataSource } from "./database"
-import { User } from "../entity/User"
-
-AppDataSource.initialize().then(async () => {
-
-    console.log("Inserting a new user into the database...")
-    const user = new User()
-    user.firstName = "Timber"
-    user.lastName = "Saw"
-    user.age = 25
-    await AppDataSource.manager.save(user)
-    console.log("Saved a new user with id: " + user.id)
-
-    console.log("Loading users from the database...")
-    const users = await AppDataSource.manager.find(User)
-    console.log("Loaded users: ", users)
-
-    console.log("Here you can setup and run express / fastify / any other framework.")
-
-}).catch(error => console.log(error))

src/config/manager.ts

@@ -0,0 +1,7 @@
+import typeorm from "./typeorm";
+
+typeorm.initialize().then(async () => {
+    console.log("Datasource initialized.")
+}).catch(error => console.log(error))
+
+export default typeorm.manager

src/config/typeorm.ts

@@ -1,20 +1,21 @@
 import "reflect-metadata"
 import { DataSource } from "typeorm"
-// import { User } from "../entity/User"/
-
 import "./env"
 
-export const AppDataSource = new DataSource({
+const typeorm = new DataSource({
     type: "mysql",
     host: process.env.DB_HOST,
     port: Number(process.env.DB_PORT),
     username: process.env.DB_USERNAME,
     password: process.env.DB_PASSWORD,
     database: process.env.DB_DATABASE,
-    synchronize: true,
+    synchronize: false,
     logging: false,
-    // entities: [User],
     entities: ["src/entity/*.ts"],
     migrations: ["src/migration/*.ts"],
     subscribers: [],
 })
+
+export default typeorm
+
+

src/controller/User.ts

@@ -0,0 +1,29 @@
+import {Request, Response} from "express";
+import {User} from "../entity/User";
+import manager from "../config/manager";
+
+class UserController {
+    public async index(request: Request, response: Response) {
+
+
+        const user = new User()
+        user.name = "Timber"
+        user.email = "Saw@test.test"
+        await manager.save(user)
+
+        user.name = "update"
+        await manager.save(user)
+
+        return response.json({
+            message: 'Hello World! From user'
+        })
+
+    }
+    public async create(request: Request, response: Response) {
+        return response.json({
+            message: 'Hello World! From user'
+        })
+    }
+}
+
+export default UserController

src/entity/User.ts

@@ -1,6 +1,7 @@
 import { Entity, PrimaryGeneratedColumn, Column } from "typeorm"
 
-@Entity()
+@Entity("users")
+
 export class User {
 
     @PrimaryGeneratedColumn()

src/routes/index.ts

@@ -3,7 +3,11 @@ const router = Router()
 
 /* GET home page. */
 router.get('/', function(req, res, next) {
-  // res.render('index', { title: 'Express' });
+
+
+  // user
+
+
   res.json({
     message: 'Hello World!'
   })

src/routes/main.ts

@@ -0,0 +1,9 @@
+// 添加其他的路由文件
+import app from "../config/express";
+import indexRouter from "./index";
+import usersRouter from "./users";
+
+app.use('/', indexRouter);
+app.use('/users', usersRouter);
+
+

src/routes/users.ts

@@ -1,9 +1,11 @@
 import {Router} from 'express'
 const router = Router()
 
+import UserController from '../controller/User'
+
+const user = new UserController()
+
 /* GET users listing. */
-router.get('/', function(req, res, next) {
-  res.send('respond with a resource');
-});
+router.get('/', user.index);
 
 export default router