JPA Task Nico

src/main/java/com/example/postgresdemo/PostgresDemoApplication.java

@@ -10,4 +10,4 @@ public class PostgresDemoApplication {
 	public static void main(String[] args) {
 		SpringApplication.run(PostgresDemoApplication.class, args);
 	}
-}
+}

src/main/java/com/example/postgresdemo/controller/TodoController.java

@@ -0,0 +1,67 @@
+package com.example.postgresdemo.controller;
+
+import com.example.postgresdemo.exception.ResourceNotFoundException;
+import com.example.postgresdemo.model.Todo;
+import com.example.postgresdemo.repository.TodoRepository;
+import com.example.postgresdemo.repository.UserRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import javax.validation.Valid;
+import java.util.List;
+
+@RestController
+public class TodoController {
+
+    @Autowired
+    private TodoRepository todoRepository;
+
+    @Autowired
+    private UserRepository userRepository;
+
+    @GetMapping ("/users/{userId}/todos")
+    public List<Todo> getTodoByUserId(@PathVariable Long userId) {
+        return todoRepository.findByUserId(userId);
+    }
+
+    @PostMapping("/users/{userId}/todos")
+    public Todo addTodo(@PathVariable Long userId,
+                        @Valid @RequestBody Todo todo) {
+        return userRepository.findById(userId)
+                .map(user -> {
+                    todo.setUser(user);
+                    return todoRepository.save(todo);
+                }).orElseThrow(() -> new ResourceNotFoundException("User not found with id" + userId));
+    }
+
+    @PutMapping ("users/{userId}/todos/{todoId}")
+    public Todo updateTodo (@PathVariable Long userId,
+                            @PathVariable Long todoId,
+                            @Valid @RequestBody Todo todosRequest
+                            ) {
+        if(!userRepository.existsById(userId)) {
+            throw new ResourceNotFoundException("User not found with id" + userId);
+        }
+
+        return todoRepository.findById(userId)
+                .map(todo -> {
+                    todo.setTodos(todosRequest.getTodos());
+                    return todoRepository.save(todo);
+                }).orElseThrow(() -> new ResourceNotFoundException("Todo not found with id " + todoId));
+    }
+
+    @DeleteMapping("/users/{userId}/todo/{todoId}")
+    public ResponseEntity<?> deleteTodo(@PathVariable Long userId,
+                                        @PathVariable Long todoId) {
+        if (!todoRepository.existsById(userId)) {
+            throw new ResourceNotFoundException("User not found with id " + userId);
+        }
+
+        return todoRepository.findById(todoId)
+                .map(todo -> {
+                    todoRepository.delete(todo);
+                    return ResponseEntity.ok().build();
+                }).orElseThrow(() -> new ResourceNotFoundException("Todo not found with id" + todoId));
+    }
+}

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

@@ -0,0 +1,53 @@
+package com.example.postgresdemo.controller;
+
+
+import com.example.postgresdemo.exception.ResourceNotFoundException;
+import com.example.postgresdemo.model.User;
+import com.example.postgresdemo.repository.UserRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import javax.validation.Valid;
+
+@RestController
+public class UserController {
+
+    @Autowired
+    private UserRepository  userRepository;
+
+    @GetMapping("/users")
+    public Page<User> getUsers(Pageable pageable) {
+        return userRepository.findAll(pageable);
+    }
+
+
+    @PostMapping("/users")//pakai http post, jadi berbeda dengan get walaupun sama-sema menggunakan /question
+    public User createUser(@Valid @RequestBody User user) {
+
+        return userRepository.save(user);
+    }
+
+    @PutMapping("/users/{userId}") //pull update pakai http put
+    public User updateUser(@PathVariable Long userId,
+                                   @Valid @RequestBody User userRequest) {
+        return userRepository.findById(userId)
+                .map(user -> {
+                    user.setUsername(userRequest.getUsername());
+                    user.setName(userRequest.getName());
+                    return userRepository.save(user);
+                }).orElseThrow(() -> new ResourceNotFoundException("User not found with id " + userId));
+    }
+
+
+    @DeleteMapping("/users/{userId}")
+    public ResponseEntity<?> deleteUser(@PathVariable Long userId) {
+        return userRepository.findById(userId)
+                .map(user -> {
+                    userRepository.delete(user);
+                    return ResponseEntity.ok().build();
+                }).orElseThrow(() -> new ResourceNotFoundException("User not found with id " + userId));
+    }
+}