3. Rest API. Базовая структура. [#505107]

src/main/java/ru/job4j/api/controller/PostController.java

@@ -0,0 +1,45 @@
+package ru.job4j.api.controller;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import ru.job4j.api.entity.UserPost;
+import ru.job4j.api.enums.Statuses;
+import ru.job4j.api.repository.UserPostRepository;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/post")
+public class PostController {
+
+    private final UserPostRepository userPostRepository;
+
+    @GetMapping("/{postId}")
+    public ResponseEntity<UserPost> get(@PathVariable Long postId) {
+        return userPostRepository.findById(postId)
+                .map(ResponseEntity::ok)
+                .orElseGet(() -> ResponseEntity.notFound().build());
+    }
+
+    @PostMapping
+    public ResponseEntity<UserPost> save(@RequestBody UserPost post) {
+        post.setStatus(Statuses.A);
+        return ResponseEntity.ok(userPostRepository.save(post));
+    }
+
+    @PutMapping
+    @ResponseStatus(HttpStatus.OK)
+    public void update(@RequestBody UserPost post) {
+        userPostRepository.save(post);
+    }
+
+    @DeleteMapping("/{postId}")
+    @ResponseStatus(HttpStatus.NO_CONTENT)
+    public void delete(@PathVariable Long postId) {
+        userPostRepository.findById(postId).ifPresent(post -> {
+            post.setStatus(Statuses.D);
+            userPostRepository.save(post);
+        });
+    }
+}

src/main/java/ru/job4j/api/controller/UserController.java

@@ -0,0 +1,45 @@
+package ru.job4j.api.controller;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import ru.job4j.api.entity.User;
+import ru.job4j.api.enums.Statuses;
+import ru.job4j.api.repository.UserRepository;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/user")
+public class UserController {
+
+    private final UserRepository userRepository;
+
+    @GetMapping("/{userId}")
+    public ResponseEntity<User> get(@PathVariable Long userId) {
+        return userRepository.findById(userId)
+                .map(ResponseEntity::ok)
+                .orElseGet(() -> ResponseEntity.notFound().build());
+    }
+
+    @PostMapping
+    public ResponseEntity<User> save(@RequestBody User user) {
+        user.setStatus(Statuses.A);
+        return ResponseEntity.ok(userRepository.save(user));
+    }
+
+    @PutMapping
+    @ResponseStatus(HttpStatus.OK)
+    public void update(@RequestBody User user) {
+        userRepository.save(user);
+    }
+
+    @DeleteMapping("/{userId}")
+    @ResponseStatus(HttpStatus.NO_CONTENT)
+    public void delete(@PathVariable Long userId) {
+        userRepository.findById(userId).ifPresent(user -> {
+            user.setStatus(Statuses.D);
+            userRepository.save(user);
+        });
+    }
+}