[ADD]新規会員登録機能の作成

src/main/java/com/example/demo/app/domain/service/UserService.java

@@ -0,0 +1,8 @@
+package com.example.demo.app.domain.service;
+
+import com.example.demo.app.presentation.form.UserForm;
+
+public interface UserService {
+
+    void register(UserForm userForm);
+}

src/main/java/com/example/demo/app/domain/service/impl/UserServiceImpl.java

@@ -0,0 +1,58 @@
+package com.example.demo.app.domain.service.impl;
+
+import org.springframework.stereotype.Service;
+
+import com.example.demo.app.domain.service.UserService;
+import com.example.demo.app.infra.entity.CourseEntity;
+import com.example.demo.app.infra.entity.GoalEntity;
+import com.example.demo.app.infra.entity.QuestionEntity;
+import com.example.demo.app.infra.entity.UserEntity;
+import com.example.demo.app.infra.repository.CourseRepository;
+import com.example.demo.app.infra.repository.GoalRepository;
+import com.example.demo.app.infra.repository.QuestionRepository;
+import com.example.demo.app.infra.repository.UserRepository;
+import com.example.demo.app.presentation.form.UserForm;
+
+import lombok.RequiredArgsConstructor;
+
+@Service
+@RequiredArgsConstructor
+public class UserServiceImpl implements UserService {
+
+    private final UserRepository userRepository;
+    private final QuestionRepository questionRepository;
+    private final GoalRepository goalRepository;
+    private final CourseRepository courseRepository;
+
+    @Override
+    public void register(UserForm userForm) {
+
+        UserEntity userEntity = new UserEntity();
+
+        userEntity.setUserName(userForm.getUserName());
+        userEntity.setMailAddress(userForm.getMailAddress());
+        userEntity.setPassword(userForm.getPassword());
+        userEntity.setSecretQuestionAnswer(userForm.getSecretAnswer());
+        userEntity.setBirthDate(userForm.getBirthDate());
+        userEntity.setSaving(userForm.getSaving());
+        userEntity.setAnnualIncome(userForm.getAnnualIncome());
+        userEntity.setMonthlyBudget(userForm.getMonthlyBudget());
+
+        QuestionEntity questionEntity =
+                questionRepository.findById(userForm.getSecretQuestionId()).orElse(null);
+
+        GoalEntity goalEntity =
+                goalRepository.findById(userForm.getGoalId()).orElse(null);
+
+        CourseEntity courseEntity =
+                courseRepository.findById(userForm.getCourseId()).orElse(null);
+
+        userEntity.setQuestionEntity(questionEntity);
+        userEntity.setGoalEntity(goalEntity);
+        userEntity.setCourseEntity(courseEntity);
+
+        userEntity.setDeleteFlag(0);
+
+        userRepository.save(userEntity);
+    }
+}

src/main/java/com/example/demo/app/infra/entity/QuestionEntity.java

@@ -24,7 +24,7 @@ public class QuestionEntity {
 	@Id
 	@GeneratedValue(strategy = GenerationType.IDENTITY)
 	@Column(name = "secret_question_id")
-	private Integer secretQuestionId;
+	private Long secretQuestionId;
 
 	@Column(name = "question_text", nullable = false)
 	private String questionText;

src/main/java/com/example/demo/app/presentation/controller/UserController.java

@@ -0,0 +1,35 @@
+package com.example.demo.app.presentation.controller;
+
+import jakarta.servlet.http.HttpSession;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+
+import com.example.demo.app.presentation.form.UserForm;
+
+import lombok.RequiredArgsConstructor;
+
+@Controller
+@RequiredArgsConstructor
+public class UserController {
+	
+	@GetMapping("/user/register")
+	public String showRegister(Model model) {
+		model.addAttribute("userForm", new UserForm());
+		return "user_register";
+	}
+	
+	@PostMapping("/user/register/confirm")
+	public String confirmRegister(
+	        @ModelAttribute UserForm userForm,
+	        HttpSession session) {
+
+	    session.setAttribute("userForm", userForm);
+
+	    return "user_register_confirm";
+	}
+
+}

src/main/java/com/example/demo/app/presentation/form/UserForm.java

@@ -0,0 +1,24 @@
+package com.example.demo.app.presentation.form;
+
+import java.time.LocalDate;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserForm {
+    private String userName;
+    private String mailAddress;
+    private String password;
+    private Long secretQuestionId;
+    private String SecretAnswer;
+    private LocalDate birthDate;
+    private Integer saving;
+    private Integer annualIncome;
+    private Integer monthlyBudget;
+    private Long goalId;
+    private Long courseId;
+}