1회차

.gitignore

@@ -35,3 +35,7 @@ out/
 
 ### VS Code ###
 .vscode/
+
+# Ignore all YAML files
+*.yaml
+*.yml

src/main/java/com/example/springhw1/controller/UserController.java

@@ -1,4 +1,41 @@
 package com.example.springhw1.controller;
 
+
+import com.example.springhw1.entity.User;
+import com.example.springhw1.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+@RestController //HTTP 요청, JSON 반환
+@RequestMapping("/users")//이 클래스의 모든 메서드 /users 경로 사용
 public class UserController {
-}
+
+    private final UserService userService;
+
+    @Autowired//의존성 주입
+    public UserController(UserService userService) {
+        this.userService = userService;
+    }
+
+    @PostMapping("/join")//데이터 전송하거나 생성할 때
+    public User 회원가입(
+            @RequestParam String username,
+            @RequestParam String password,
+            @RequestParam String nickname) {
+
+        User savedUser = userService.saveUser(username, password, nickname);
+        return savedUser;
+    }
+
+    @GetMapping("/id/{id}")//데이터 조회할 때
+    public User getUserById(@PathVariable Long id){//변수 값 추출
+        return userService.findUserById(id);
+    }
+
+    @GetMapping("/username/{username}")
+    public User getUserByUsername(@PathVariable String username){
+        return userService.findUserByUsername(username);
+    }
+//dfsdfdf
+}