project init

backend/src/app.ts

@@ -0,0 +1,31 @@
+import * as express from "express";
+import * as bodyParser from "body-parser";
+
+class App {
+    public app: express.Application;
+    constructor() {
+        this.app = express();
+        this.config();
+    };
+    private config(): void{
+        //支持json编码的主体
+        this.app.use(bodyParser.json()); 
+        //支持编码的主体
+        this.app.use(bodyParser.urlencoded({
+            extended: true
+        })); 
+        //设置静态访问目录(Swagger)
+        this.app.use(express.static('public'));
+        //设置跨域访问
+        this.app.all('*',  (req, res, next) => {
+            res.header("Access-Control-Allow-Origin", "*");
+            res.header("Access-Control-Allow-Headers", "content-type");
+            res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
+            res.header("X-Powered-By", ' 3.2.1');
+            res.header("Content-Type", "application/json;charset=utf-8");
+            next();
+        });
+    }
+}
+
+export default new App().app;

backend/src/router/api/test.ts

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+/**
+ * 测试
+ * @route GET /getApi/
+ * @summary 测试
+ * @group test - 测试
+ * @returns {object} 200 
+ * @security JWT
+ * @returns {Error}  default - Unexpected error
+ */
+
+exports.testGetApi = (req, res) => {
+  res.json({code:1 , msg: "成功"})
+}

backend/src/server.ts

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+import app from "./app";
+const PORT = 3000;
+const expressSwagger = require('express-swagger-generator')(app)
+
+// 引入测试数据
+const test = require("./router/api/test")
+
+let options = {
+  swaggerDefinition: {
+    info: {
+      description: 'This is a sample server',
+      title: 'Swagger',
+      version: '1.0.0'
+    },
+    host: 'localhost:3000',
+    basePath: '/',
+    produces: ['application/json', 'application/xml'],
+    schemes: ['http', 'https'],
+    securityDefinitions: {
+      JWT: {
+        type: 'apiKey',
+        in: 'header',
+        name: 'Authorization',
+        description: ''
+      }
+    }
+  },
+  route: {
+    url: '/swagger-ui.html',
+    docs: '/swagger.json' //swagger文件 api
+  },
+  basedir: __dirname, //app absolute path
+  files: ['./router/api/*.ts'] //Path to the API handle folder
+}
+expressSwagger(options)
+
+app.get('/getApi', (req, res) => {
+  test.testGetApi(req, res)
+})
+
+app.listen(PORT, () => {
+    console.log('Swagger文档地址:', `http://localhost:${PORT}`);
+})