update user info

src/main/java/io/spring/api/CurrentUserApi.java

@@ -1,28 +1,68 @@
 package io.spring.api;
 
+import com.fasterxml.jackson.annotation.JsonRootName;
 import io.spring.application.user.UserQueryService;
 import io.spring.core.user.User;
+import io.spring.core.user.UserRepository;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.hibernate.validator.constraints.Email;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestHeader;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RestController;
 
+import javax.validation.Valid;
+
 @RestController
+@RequestMapping(path = "/user")
 public class CurrentUserApi {
     private UserQueryService userQueryService;
+    private UserRepository userRepository;
 
     @Autowired
-    public CurrentUserApi(UserQueryService userQueryService) {
+    public CurrentUserApi(UserQueryService userQueryService, UserRepository userRepository) {
         this.userQueryService = userQueryService;
+        this.userRepository = userRepository;
     }
 
-    @RequestMapping(path = "/user", method = RequestMethod.GET)
+    @GetMapping
     public ResponseEntity currentUser(@AuthenticationPrincipal User currentUser,
                                       @RequestHeader(value = "Authorization") String authorization) {
         return ResponseEntity.ok(userQueryService.fetchCurrentUser(currentUser.getUsername(), authorization.split(" ")[1]));
     }
 
+    @PutMapping
+    public ResponseEntity updateProfile(@AuthenticationPrincipal User currentUser,
+                                        @RequestHeader(value = "Authorization") String authorization,
+                                        @Valid @RequestBody UpdateUserParam updateUserParam,
+                                        BindingResult bindingResult) {
+        currentUser.update(
+            updateUserParam.getEmail(),
+            updateUserParam.getUsername(),
+            updateUserParam.getPassword(),
+            updateUserParam.getBio(),
+            updateUserParam.getImage());
+        userRepository.save(currentUser);
+        return ResponseEntity.ok(userQueryService.fetchCurrentUser(currentUser.getUsername(), authorization.split(" ")[1]));
+    }
+}
+
+@Getter
+@JsonRootName("user")
+@NoArgsConstructor
+class UpdateUserParam {
+    @Email(message = "should be an email")
+    private String email = "";
+    private String password = "";
+    private String username = "";
+    private String bio = "";
+    private String image = "";
 }

src/main/java/io/spring/application/user/UserData.java

@@ -14,8 +14,9 @@ import javax.persistence.Id;
 @Entity
 @JsonRootName("user")
 public class UserData {
-    private String email;
     @Id
+    private String id;
+    private String email;
     private String username;
     private String bio;
     private String image;

src/main/java/io/spring/core/user/User.java

@@ -5,10 +5,13 @@ import lombok.EqualsAndHashCode;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+import java.util.UUID;
+
 @Getter
 @NoArgsConstructor
 @EqualsAndHashCode(of = {"username"})
 public class User {
+    private String id;
     private String email;
     private String username;
     private String password;
@@ -16,10 +19,33 @@ public class User {
     private String image;
 
     public User(String email, String username, String password, String bio, String image) {
+        this.id = UUID.randomUUID().toString();
         this.email = email;
         this.username = username;
         this.password = password;
         this.bio = bio;
         this.image = image;
     }
+
+    public void update(String email, String username, String password, String bio, String image) {
+        if (!email.equals("")) {
+            this.email = email;
+        }
+
+        if (!username.equals("")) {
+            this.username = username;
+        }
+
+        if (!password.equals("")) {
+            this.password = password;
+        }
+
+        if (!bio.equals("")) {
+            this.bio = bio;
+        }
+
+        if (!image.equals("")) {
+            this.image = image;
+        }
+    }
 }

src/main/java/io/spring/core/user/UserRepository.java

@@ -8,6 +8,8 @@ import java.util.Optional;
 public interface UserRepository {
     void save(User user);
 
+    Optional<User> findById(String id);
+
     Optional<User> findByUsername(String username);
 
     Optional<User> findByEmail(String email);

src/main/java/io/spring/infrastructure/user/MyBatisUserRepository.java

@@ -18,7 +18,16 @@ public class MyBatisUserRepository implements UserRepository {
 
     @Override
     public void save(User user) {
-        userMapper.save(user);
+        if (userMapper.findById(user.getId()) == null) {
+            userMapper.insert(user);
+        } else {
+            userMapper.update(user);
+        }
+    }
+
+    @Override
+    public Optional<User> findById(String id) {
+        return Optional.ofNullable(userMapper.findById(id));
     }
 
     @Override

src/main/java/io/spring/infrastructure/user/UserMapper.java

@@ -8,8 +8,12 @@ import org.springframework.stereotype.Component;
 @Component
 @Mapper
 public interface UserMapper {
-    void save(@Param("user") User user);
+    void insert(@Param("user") User user);
 
     User findByUsername(@Param("username") String username);
     User findByEmail(@Param("email") String email);
+
+    User findById(@Param("id") String id);
+
+    void update(@Param("user") User user);
 }