init

README.md

@@ -0,0 +1,31 @@
+# 模板引擎
+
+```js
+import { NestFactory } from '@nestjs/core';
+import { AppModule } from './app.module';
+import { NestExpressApplication } from '@nestjs/platform-express';
+import { join } from 'path';
+
+async function bootstrap() {
+  const app = (await NestFactory.create) < NestExpressApplication > AppModule;
+  app.useStaticAssets(join(__dirname, '..', 'public'));
+  app.setBaseViewsDir(join(__dirname, '..', 'views'));
+  app.setViewEngine('hbs');
+  await app.listen(3000);
+}
+bootstrap();
+```
+
+根目录创建这两个目录
+
+public 公开的静态资源
+
+views 存放模板文件
+
+## 参考
+
+文档
+https://docs.nestjs.com/techniques/mvc#template-rendering
+
+hbs
+https://github.com/pillarjs/hbs#readme

package.json

@@ -23,6 +23,7 @@
     "@nestjs/common": "^10.0.0",
     "@nestjs/core": "^10.0.0",
     "@nestjs/platform-express": "^10.0.0",
+    "hbs": "^4.2.0",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.1"
   },

pnpm-lock.yaml

@@ -14,6 +14,9 @@ dependencies:
   '@nestjs/platform-express':
     specifier: ^10.0.0
     version: 10.0.0(@nestjs/common@10.0.0)(@nestjs/core@10.0.0)
+  hbs:
+    specifier: ^4.2.0
+    version: 4.2.0
   reflect-metadata:
     specifier: ^0.1.13
     version: 0.1.13
@@ -2583,6 +2586,10 @@ packages:
     resolution: {integrity: sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ==}
     dev: true
 
+  /foreachasync@3.0.0:
+    resolution: {integrity: sha512-J+ler7Ta54FwwNcx6wQRDhTIbNeyDcARMkOcguEqnEdtm0jKvN3Li3PDAb2Du3ubJYEWfYL83XMROXdsXAXycw==}
+    dev: false
+
   /fork-ts-checker-webpack-plugin@8.0.0(typescript@5.1.3)(webpack@5.87.0):
     resolution: {integrity: sha512-mX3qW3idpueT2klaQXBzrIM/pHw+T0B/V9KHEvNrqijTq9NFnMZU6oreVxDYcf33P8a5cW+67PjodNHthGnNVg==}
     engines: {node: '>=12.13.0', yarn: '>=1.0.0'}
@@ -2770,6 +2777,19 @@ packages:
     resolution: {integrity: sha512-EtKwoO6kxCL9WO5xipiHTZlSzBm7WLT627TqC/uVRd0HKmq8NXyebnNYxDoBi7wt8eTWrUrKXCOVaFq9x1kgag==}
     dev: true
 
+  /handlebars@4.7.7:
+    resolution: {integrity: sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==}
+    engines: {node: '>=0.4.7'}
+    hasBin: true
+    dependencies:
+      minimist: 1.2.8
+      neo-async: 2.6.2
+      source-map: 0.6.1
+      wordwrap: 1.0.0
+    optionalDependencies:
+      uglify-js: 3.17.4
+    dev: false
+
   /has-flag@3.0.0:
     resolution: {integrity: sha512-sKJf1+ceQBr4SMkvQnBDNDtf4TXpVhVGateu0t918bl30FnbE2m4vNLX+VWe/dpjlb+HugGYzW7uQXH98HPEYw==}
     engines: {node: '>=4'}
@@ -2798,6 +2818,14 @@ packages:
     dependencies:
       function-bind: 1.1.1
 
+  /hbs@4.2.0:
+    resolution: {integrity: sha512-dQwHnrfWlTk5PvG9+a45GYpg0VpX47ryKF8dULVd6DtwOE6TEcYQXQ5QM6nyOx/h7v3bvEQbdn19EDAcfUAgZg==}
+    engines: {node: '>= 0.8', npm: 1.2.8000 || >= 1.4.16}
+    dependencies:
+      handlebars: 4.7.7
+      walk: 2.3.15
+    dev: false
+
   /hexoid@1.0.0:
     resolution: {integrity: sha512-QFLV0taWQOZtvIRIAdBChesmogZrtuXvVWsFHZTk2SU+anspqZ2vMnoLg7IE1+Uk16N19APic1BuF8bC8c2m5g==}
     engines: {node: '>=8'}
@@ -3763,7 +3791,6 @@ packages:
 
   /neo-async@2.6.2:
     resolution: {integrity: sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==}
-    dev: true
 
   /node-abort-controller@3.1.1:
     resolution: {integrity: sha512-AGK2yQKIjRuqnc6VkX2Xj5d+QW8xZ87pa1UK6yA6ouUyuxfHuMP6umE5QK7UmTeOAymo+Zx1Fxiuw9rVx8taHQ==}
@@ -4357,7 +4384,6 @@ packages:
   /source-map@0.6.1:
     resolution: {integrity: sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==}
     engines: {node: '>=0.10.0'}
-    dev: true
 
   /source-map@0.7.4:
     resolution: {integrity: sha512-l3BikUxvPOcn5E74dZiq5BGsTb5yEwhaTSzccU6t4sDOH8NWJCstKO5QT2CvtFoK6F0saL7p9xHAqHOlCPJygA==}
@@ -4768,6 +4794,14 @@ packages:
     hasBin: true
     dev: true
 
+  /uglify-js@3.17.4:
+    resolution: {integrity: sha512-T9q82TJI9e/C1TAxYvfb16xO120tMVFZrGA3f9/P4424DNu6ypK103y0GPFVa17yotwSyZW5iYXgjYHkGrJW/g==}
+    engines: {node: '>=0.8.0'}
+    hasBin: true
+    requiresBuild: true
+    dev: false
+    optional: true
+
   /uid@2.0.2:
     resolution: {integrity: sha512-u3xV3X7uzvi5b1MncmZo3i2Aw222Zk1keqLA1YkHldREkAhAqi65wuPfe7lHx8H/Wzy+8CE7S7uS3jekIM5s8g==}
     engines: {node: '>=8'}
@@ -4824,6 +4858,12 @@ packages:
     resolution: {integrity: sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==}
     engines: {node: '>= 0.8'}
 
+  /walk@2.3.15:
+    resolution: {integrity: sha512-4eRTBZljBfIISK1Vnt69Gvr2w/wc3U6Vtrw7qiN5iqYJPH7LElcYh/iU4XWhdCy2dZqv1ToMyYlybDylfG/5Vg==}
+    dependencies:
+      foreachasync: 3.0.0
+    dev: false
+
   /walker@1.0.8:
     resolution: {integrity: sha512-ts/8E8l5b7kY0vlWLewOkDXMmPdLcVV4GmOQLyxuSswIJsweeFZtAsMF7k1Nszz+TYBQrlYRmzOnr398y1JemQ==}
     dependencies:
@@ -4958,6 +4998,10 @@ packages:
       execa: 4.1.0
     dev: true
 
+  /wordwrap@1.0.0:
+    resolution: {integrity: sha512-gvVzJFlPycKc5dZN4yPkP8w7Dc37BtP1yczEneOb4uq34pXZcvrtRTmWV8W+Ume+XCxKgbjM+nevkyFPMybd4Q==}
+    dev: false
+
   /wrap-ansi@7.0.0:
     resolution: {integrity: sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==}
     engines: {node: '>=10'}

public/1.txt

@@ -0,0 +1 @@
+1.txt

src/app.controller.ts

@@ -1,4 +1,4 @@
-import { Controller, Get } from '@nestjs/common';
+import { Controller, Get, Render } from '@nestjs/common';
 import { AppService } from './app.service';
 
 @Controller()
@@ -6,13 +6,8 @@ export class AppController {
   constructor(private readonly appService: AppService) { }
 
   @Get()
-  getHello(): string {
-    return this.appService.getHello();
-  }
-  @Get('/hi')
-  getHi() {
-    return {
-      name: 'hi',
-    };
+  @Render('index.hbs')
+  getHello() {
+    return { message: 'Hello world!', fruit: ['apple', 'pear'] };
   }
 }

src/main.ts

@@ -1,8 +1,13 @@
 import { NestFactory } from '@nestjs/core';
 import { AppModule } from './app.module';
+import { NestExpressApplication } from '@nestjs/platform-express';
+import { join } from 'path';
 
 async function bootstrap() {
-  const app = await NestFactory.create(AppModule);
+  const app = await NestFactory.create<NestExpressApplication>(AppModule);
+  app.useStaticAssets(join(__dirname, '..', 'public'));
+  app.setBaseViewsDir(join(__dirname, '..', 'views'));
+  app.setViewEngine('hbs');
   await app.listen(3000);
 }
 bootstrap();

views/index.hbs

@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    <h1>渲染后端传来的变量: {{ message }}</h1>
+    <h1>渲染循环: {{ fruit }}</h1>
+</body>
+</html>