NestJs中的各种请求与携带参数的解析

demo.controller.ts

import { Body, Param, Controller, Delete, Get, Post, Patch } from '@nestjs/common';
import { DemoService } from './demo.service';
import { adduser, updateuser } from "./types/index"
@Controller('demo')
export class DemoController {constructor(private demoService: DemoService) {}// Get请求@Get("/getuserlist")getUserlist() {return this.demoService.getUserlist()}// Get请求携带Query参数@Get("/getuserlist/:name")getUserlistParam(@Param('name') name: string) {return this.demoService.getUserlistParam(name)}// Post请求@Post("/adduser")createUser(@Body() userdata: adduser) {return this.demoService.addUser(userdata.name)}// Delete请求@Delete("/deleteuser")deleteUser(@Body() name: adduser) {return this.demoService.deleteUser(name.name)}// Delete请求携带Query参数@Delete("/deleteuser/:name")deleteUserParam(@Param('name') name: string) {return this.demoService.deleteUserParam(name);}// Patch请求@Patch("/updateuser")updateUser(@Body() userdata: updateuser) {return this.demoService.updateUser(userdata.NewName, userdata.OldName)}
}

demo.service.ts

import { Injectable } from '@nestjs/common';
@Injectable()
export class DemoService {getUserlist() {return ["John", "Jane", "Bob"];}getUserlistParam(username: string) {return `User ${username} found`;}addUser(user: string) {return `User ${user} added successfully`;}deleteUser(user: string) {return `User ${user} deleted successfully`;}updateUser(user: string, newUser: string) {return `User ${user} updated to ${newUser} successfully`;}deleteUserParam(username: string) {return `User ${username} deleted successfully`;}
}