feat: implement core visa logic and improve project structure

pom.xml

@@ -143,12 +143,12 @@
             <artifactId>testcontainers-postgresql</artifactId>
             <scope>test</scope>
         </dependency>
-        <dependency>
-            <groupId>io.awspring.cloud</groupId>
-            <artifactId>spring-cloud-aws-starter-s3</artifactId>
-            <version>4.0.0</version>
-            <scope>compile</scope>
-        </dependency>
+<!--        <dependency>-->
+<!--            <groupId>io.awspring.cloud</groupId>-->
+<!--            <artifactId>spring-cloud-aws-starter-s3</artifactId>-->
+<!--            <version>4.0.0</version>-->
+<!--            <scope>compile</scope>-->
+<!--        </dependency>-->
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>

src/main/java/org/example/visacasemanagementsystem/log/LogEvent.java → src/main/java/org/example/visacasemanagementsystem/audit/AuditEventType.java

@@ -1,6 +1,6 @@
-package org.example.visacasemanagementsystem.log;
+package org.example.visacasemanagementsystem.audit;
 
-public enum LogEvent {
+public enum AuditEventType {
     CREATED,
     ASSIGNED,
     UPDATED,

src/main/java/org/example/visacasemanagementsystem/audit/dto/AuditDTO.java

@@ -0,0 +1,14 @@
+package org.example.visacasemanagementsystem.audit.dto;
+
+import org.example.visacasemanagementsystem.audit.AuditEventType;
+
+import java.time.LocalDateTime;
+
+public record AuditDTO(
+        Long id,
+        LocalDateTime timeStamp,
+        Long userId,
+        Long visaCaseId,
+        AuditEventType auditEventType,
+        String description) {
+}

src/main/java/org/example/visacasemanagementsystem/log/entity/Log.java → src/main/java/org/example/visacasemanagementsystem/audit/entity/AuditLog.java

@@ -1,27 +1,31 @@
-package org.example.visacasemanagementsystem.log.entity;
+package org.example.visacasemanagementsystem.audit.entity;
 
 import jakarta.persistence.*;
 import jakarta.validation.constraints.NotNull;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
-import lombok.ToString;
-import org.example.visacasemanagementsystem.log.LogEvent;
+import org.example.visacasemanagementsystem.audit.AuditEventType;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
 import java.time.LocalDateTime;
 import java.util.Objects;
 
 @Entity
 @Getter
 @Setter
 @NoArgsConstructor
-public class Log {
+@EntityListeners(AuditingEntityListener.class)
+public class AuditLog {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(nullable = false)
+    @Column(name = "audit_id", nullable = false)
     private Long id;
 
     @NotNull
+    @CreatedDate
     private LocalDateTime timeStamp;
 
     @NotNull
@@ -32,14 +36,14 @@ public class Log {
 
     @NotNull
     @Enumerated(EnumType.STRING)
-    private LogEvent logEvent;
+    private AuditEventType auditEventType;
 
     private String description; // Beskrivning av händelse
 
     @Override
     public boolean equals(Object o) {
-        if (!(o instanceof Log log)) return false;
-        return Objects.equals(id, log.id);
+        if (!(o instanceof AuditLog auditLog)) return false;
+        return Objects.equals(id, auditLog.id);
     }
 
     @Override
@@ -49,12 +53,12 @@ public int hashCode() {
 
     @Override
     public String toString() {
-        return "Log{" +
+        return "AuditLog{" +
                 "id=" + id +
                 ", timeStamp=" + timeStamp +
                 ", userId=" + userId +
                 ", visaCaseId=" + visaCaseId +
-                ", logEvent=" + logEvent +
+                ", auditEventType=" + auditEventType +
                 ", description='" + description + '\'' +
                 '}';
     }

src/main/java/org/example/visacasemanagementsystem/audit/mapper/AuditMapper.java

@@ -0,0 +1,38 @@
+package org.example.visacasemanagementsystem.audit.mapper;
+
+import org.example.visacasemanagementsystem.audit.AuditEventType;
+import org.example.visacasemanagementsystem.audit.dto.AuditDTO;
+import org.example.visacasemanagementsystem.audit.entity.AuditLog;
+import org.springframework.stereotype.Component;
+
+import java.time.LocalDateTime;
+
+@Component
+public class AuditMapper {
+
+    // För visning (Entity --> DTO)
+    public AuditDTO toDTO(AuditLog auditLog){
+        if (auditLog == null) return null;
+
+        return  new AuditDTO(
+                auditLog.getId(),
+                auditLog.getTimeStamp(),
+                auditLog.getUserId(),
+                auditLog.getVisaCaseId(),
+                auditLog.getAuditEventType(),
+                auditLog.getDescription()
+        );
+    }
+
+
+    // Service-klassen sköter skapandet av denna log
+    public AuditLog toEntity(Long userId, Long visaCaseId, AuditEventType auditEventType, String description){
+        AuditLog auditLog = new AuditLog();
+        auditLog.setUserId(userId);
+        auditLog.setVisaCaseId(visaCaseId);
+        auditLog.setAuditEventType(auditEventType);
+        auditLog.setDescription(description);
+        return auditLog;
+
+    }
+}

src/main/java/org/example/visacasemanagementsystem/audit/repository/AuditRepository.java

@@ -0,0 +1,9 @@
+package org.example.visacasemanagementsystem.audit.repository;
+
+import org.example.visacasemanagementsystem.audit.entity.AuditLog;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface AuditRepository extends JpaRepository<AuditLog, Long> {
+}

src/main/java/org/example/visacasemanagementsystem/audit/service/AuditService.java

@@ -0,0 +1,25 @@
+package org.example.visacasemanagementsystem.audit.service;
+
+import org.example.visacasemanagementsystem.audit.AuditEventType;
+import org.example.visacasemanagementsystem.audit.entity.AuditLog;
+import org.example.visacasemanagementsystem.audit.mapper.AuditMapper;
+import org.example.visacasemanagementsystem.audit.repository.AuditRepository;
+import org.springframework.stereotype.Service;
+
+@Service
+public class AuditService {
+
+    private final AuditRepository auditRepository;
+    private final AuditMapper auditMapper;
+
+    public AuditService(AuditRepository auditRepository, AuditMapper auditMapper) {
+        this.auditRepository = auditRepository;
+        this.auditMapper = auditMapper;
+    }
+
+    public void createAuditLog(Long userId, Long visaCaseId, AuditEventType auditEventType, String description) {
+        AuditLog auditLog = auditMapper.toEntity(userId, visaCaseId, auditEventType, description);
+        auditRepository.save(auditLog);
+    }
+
+}

src/main/java/org/example/visacasemanagementsystem/visa/dto/CommentDTO.java → src/main/java/org/example/visacasemanagementsystem/comment/dto/CommentDTO.java

@@ -1,4 +1,4 @@
-package org.example.visacasemanagementsystem.visa.dto;
+package org.example.visacasemanagementsystem.comment.dto;
 
 import java.time.LocalDateTime;
 

src/main/java/org/example/visacasemanagementsystem/visa/dto/CreateCommentDTO.java → src/main/java/org/example/visacasemanagementsystem/comment/dto/CreateCommentDTO.java

@@ -1,4 +1,4 @@
-package org.example.visacasemanagementsystem.visa.dto;
+package org.example.visacasemanagementsystem.comment.dto;
 
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;

src/main/java/org/example/visacasemanagementsystem/visa/entity/Comment.java → src/main/java/org/example/visacasemanagementsystem/comment/entity/Comment.java

@@ -1,11 +1,12 @@
-package org.example.visacasemanagementsystem.visa.entity;
+package org.example.visacasemanagementsystem.comment.entity;
 
 import jakarta.persistence.*;
 import jakarta.validation.constraints.NotBlank;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 import org.example.visacasemanagementsystem.user.entity.User;
+import org.example.visacasemanagementsystem.visa.entity.Visa;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 

src/main/java/org/example/visacasemanagementsystem/visa/mapper/CommentMapper.java → src/main/java/org/example/visacasemanagementsystem/comment/mapper/CommentMapper.java

@@ -1,8 +1,8 @@
-package org.example.visacasemanagementsystem.visa.mapper;
+package org.example.visacasemanagementsystem.comment.mapper;
 
-import org.example.visacasemanagementsystem.visa.dto.CommentDTO;
-import org.example.visacasemanagementsystem.visa.dto.CreateCommentDTO;
-import org.example.visacasemanagementsystem.visa.entity.Comment;
+import org.example.visacasemanagementsystem.comment.dto.CommentDTO;
+import org.example.visacasemanagementsystem.comment.dto.CreateCommentDTO;
+import org.example.visacasemanagementsystem.comment.entity.Comment;
 import org.springframework.stereotype.Component;
 
 @Component

src/main/java/org/example/visacasemanagementsystem/exception/GlobalExceptionHandler.java

@@ -0,0 +1,26 @@
+package org.example.visacasemanagementsystem.exception;
+
+import jakarta.persistence.EntityNotFoundException;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ResponseStatus(value = HttpStatus.FORBIDDEN)
+    @ExceptionHandler(UnauthorizedException.class)
+    @ResponseBody
+    public String handleUnauthorizedException(UnauthorizedException exception) {
+        return "Access Denied: " + exception.getMessage();
+    }
+
+    @ResponseStatus(value = HttpStatus.NOT_FOUND)
+    @ExceptionHandler(EntityNotFoundException.class)
+    @ResponseBody
+    public String handleNotFoundException(EntityNotFoundException exception) {
+        return exception.getMessage();
+    }
+}

src/main/java/org/example/visacasemanagementsystem/exception/UnauthorizedException.java

@@ -0,0 +1,7 @@
+package org.example.visacasemanagementsystem.exception;
+
+public class UnauthorizedException extends RuntimeException {
+    public UnauthorizedException(String message) {
+        super(message);
+    }
+}

src/main/java/org/example/visacasemanagementsystem/user/dto/CreateUserDTO.java

@@ -5,7 +5,6 @@
 import org.example.visacasemanagementsystem.user.UserAuthorization;
 
 public record CreateUserDTO(
-        @NotBlank(message = "User name must be specified") String username,
         @NotBlank(message = "Full name must be specified") String fullName,
         @NotBlank(message = "Email must be specified") String email,
         @NotBlank String password,

src/main/java/org/example/visacasemanagementsystem/user/dto/UpdateUserDTO.java

@@ -6,7 +6,6 @@
 
 public record UpdateUserDTO(
         @NotNull Long id,
-        @NotBlank(message = "User name must be specified") String username,
         @NotBlank(message = "Full name must be specified") String fullName,
         @NotBlank(message = "Email must be specified") String email,
         @NotNull(message = "Authorization level must be selected") UserAuthorization userAuthorization) {

src/main/java/org/example/visacasemanagementsystem/user/dto/UserDTO.java

@@ -4,7 +4,6 @@
 
 public record UserDTO(
         Long id,
-        String username,
         String fullName,
         String email,
         UserAuthorization userAuthorization) {

src/main/java/org/example/visacasemanagementsystem/user/entity/User.java

@@ -14,17 +14,14 @@
 @Getter
 @Setter
 @NoArgsConstructor
+@Table(name = "users")
 public class User {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     @Column(nullable = false, updatable = false)
     private Long id;
 
-    @NotBlank
-    @Column(nullable = false, unique = true)
-    private String username;
-
     @NotBlank
     @Column(nullable = false)
     private String fullName;
@@ -56,7 +53,6 @@ public int hashCode() {
     public String toString() {
         return "User{" +
                 "id=" + id +
-                ", username='" + username + '\'' +
                 ", fullName='" + fullName + '\'' +
                 ", role=" + userAuthorization +
                 '}';

src/main/java/org/example/visacasemanagementsystem/user/mapper/UserMapper.java

@@ -15,7 +15,6 @@ public UserDTO toDTO(User user){
 
         return new UserDTO(
                 user.getId(),
-                user.getUsername(),
                 user.getFullName(),
                 user.getEmail(),
                 user.getUserAuthorization()
@@ -27,7 +26,6 @@ public User toEntity(CreateUserDTO dto){
         if (dto == null) return null;
 
         User user = new User();
-        user.setUsername(dto.username());
         user.setFullName(dto.fullName());
         user.setEmail(dto.email());
         user.setUserAuthorization(dto.userAuthorization());

src/main/java/org/example/visacasemanagementsystem/user/repository/UserRepository.java

@@ -0,0 +1,14 @@
+package org.example.visacasemanagementsystem.user.repository;
+
+import org.example.visacasemanagementsystem.user.entity.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+@Repository
+public interface UserRepository extends JpaRepository<User, Long> {
+
+    Optional<User> findByEmail(String email);
+
+}