add families

src/main/java/com/faf223/expensetrackerfaf/controller/UserController.java

@@ -23,10 +23,7 @@ import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.validation.BindingResult;
 import org.springframework.web.bind.annotation.*;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Optional;
+import java.util.*;
 
 @RestController
 @RequestMapping("/users")
@@ -86,7 +83,7 @@ public class UserController {
 
     @GetMapping()
     @PreAuthorize("hasRole('ADMIN')")
-    public ResponseEntity<ArrayList<UserDTO>> getAllUsers() {
+    public ResponseEntity<List<UserDTO>> getAllUsers() {
         ArrayList<User> users = new ArrayList<>(userService.getUsers());
 
         return ResponseEntity.ok(userMapper.toDto(users));

src/main/java/com/faf223/expensetrackerfaf/dto/FamilyCreationDTO.java

@@ -0,0 +1,14 @@
+package com.faf223.expensetrackerfaf.dto;
+
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+@Data
+@AllArgsConstructor
+public class FamilyCreationDTO {
+    @NotNull(message = "Name must not be null")
+    @NotEmpty(message = "Name must not be empty")
+    private String name;
+}

src/main/java/com/faf223/expensetrackerfaf/dto/FamilyDTO.java

@@ -0,0 +1,14 @@
+package com.faf223.expensetrackerfaf.dto;
+
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+@Data
+@AllArgsConstructor
+public class FamilyDTO {
+    @NotNull(message = "Name must not be null")
+    @NotEmpty(message = "Name must not be empty")
+    private String name;
+}

src/main/java/com/faf223/expensetrackerfaf/dto/mappers/FamilyMapper.java

@@ -0,0 +1,25 @@
+package com.faf223.expensetrackerfaf.dto.mappers;
+
+import com.faf223.expensetrackerfaf.dto.FamilyCreationDTO;
+import com.faf223.expensetrackerfaf.dto.FamilyDTO;
+import com.faf223.expensetrackerfaf.model.Family;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+
+@Component
+@RequiredArgsConstructor
+public class FamilyMapper {
+
+    private final UserMapper userMapper;
+
+    public FamilyDTO toDto(Family family) {
+        return new FamilyDTO(family.getId(), family.getName(), userMapper.toDto(family.getMembers()));
+    }
+
+    public Family toFamily(FamilyCreationDTO familyCreationDTO) {
+        Family family = new Family();
+        family.setName(familyCreationDTO.getName());
+        return family;
+    }
+
+}

src/main/java/com/faf223/expensetrackerfaf/dto/mappers/IncomeMapper.java

@@ -2,12 +2,9 @@ package com.faf223.expensetrackerfaf.dto.mappers;
 
 import com.faf223.expensetrackerfaf.dto.IncomeCreationDTO;
 import com.faf223.expensetrackerfaf.dto.IncomeDTO;
-import com.faf223.expensetrackerfaf.model.Expense;
 import com.faf223.expensetrackerfaf.model.Income;
 import com.faf223.expensetrackerfaf.service.IncomeCategoryService;
-import com.faf223.expensetrackerfaf.service.IncomeService;
 import lombok.RequiredArgsConstructor;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import java.time.LocalDate;

src/main/java/com/faf223/expensetrackerfaf/dto/mappers/UserMapper.java

@@ -6,6 +6,7 @@ import com.faf223.expensetrackerfaf.model.User;
 import org.springframework.stereotype.Component;
 
 import java.util.ArrayList;
+import java.util.List;
 
 @Component
 public class UserMapper {
@@ -14,10 +15,8 @@ public class UserMapper {
         return new UserDTO(user.getFirstName(), user.getLastName(), user.getUsername());
     }
 
-    public ArrayList<UserDTO> toDto(ArrayList<User> user) {
-
-        ArrayList<UserDTO> list = new ArrayList<>();
-
+    public List<UserDTO> toDto(List<User> user) {
+        List<UserDTO> list = new ArrayList<>();
         for (User u : user)
             list.add(toDto(u));
 

src/main/java/com/faf223/expensetrackerfaf/model/Expense.java

@@ -38,9 +38,6 @@ public class Expense implements IMoneyTransaction {
     @DecimalMin(value = "0.0", inclusive = false)
     private BigDecimal amount;
 
-    public Expense(LocalDate date, BigDecimal amount) {
-    }
-
     public Expense(ExpenseCategory expenseCategory, LocalDate date, BigDecimal amount) {
         this.category = expenseCategory;
         this.date = date;

src/main/java/com/faf223/expensetrackerfaf/model/Family.java

@@ -0,0 +1,28 @@
+package com.faf223.expensetrackerfaf.model;
+
+import jakarta.persistence.*;
+import jakarta.validation.constraints.NotEmpty;
+import lombok.*;
+
+import java.util.List;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity(name = "families")
+@Builder
+public class Family {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "family_id")
+    private Long id;
+
+    @NotEmpty
+    private String name;
+
+    @OneToMany(mappedBy = "family", fetch = FetchType.LAZY, cascade = CascadeType.ALL)
+    @ToString.Exclude
+    private List<User> members;
+
+}

src/main/java/com/faf223/expensetrackerfaf/model/User.java

@@ -1,5 +1,6 @@
 package com.faf223.expensetrackerfaf.model;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import jakarta.persistence.*;
 import jakarta.validation.constraints.NotEmpty;
 import jakarta.validation.constraints.NotNull;
@@ -45,4 +46,10 @@
     @OneToMany(mappedBy = "user", fetch = FetchType.LAZY, cascade = CascadeType.ALL)
     @ToString.Exclude
     private List<Income> incomes;
+
+    @ManyToOne
+    @JoinColumn(name = "family_id")
+    @ToString.Exclude
+    @JsonIgnore
+    private Family family;
 }

src/main/java/com/faf223/expensetrackerfaf/repository/FamilyRepository.java

@@ -0,0 +1,9 @@
+package com.faf223.expensetrackerfaf.repository;
+
+import com.faf223.expensetrackerfaf.model.IncomeCategory;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface FamilyRepository extends JpaRepository<IncomeCategory, Long> {
+}

src/main/java/com/faf223/expensetrackerfaf/service/FamilyService.java

@@ -0,0 +1,13 @@
+package com.faf223.expensetrackerfaf.service;
+
+import com.faf223.expensetrackerfaf.repository.FamilyRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class FamilyService {
+
+    private final FamilyRepository familyRepository;
+
+}