Merge pull request #19 from kakao-tech-campus-2nd-step3/feature/ISSUE-2

Farm 엔티티를 개발한다

.gitignore

@@ -38,3 +38,6 @@ out/
 
 ### Mac OS ###
 .DS_Store
+
+## applicaion-secret
+application-secret.yml

build.gradle

@@ -25,6 +25,9 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-validation'
 
+    // mysql
+    implementation 'mysql:mysql-connector-java:8.0.33'
+
     // Spring Security
     implementation 'org.springframework.security:spring-security-crypto:5.7.1'
 

src/main/java/poomasi/domain/farm/controller/FarmController.java

@@ -0,0 +1,25 @@
+package poomasi.domain.farm.controller;
+
+import lombok.AllArgsConstructor;
+import org.springframework.data.domain.Pageable;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import poomasi.domain.farm.service.FarmService;
+
+
+@RestController
+@AllArgsConstructor
+@RequestMapping("/api/farm")
+public class FarmController {
+    private final FarmService farmService;
+
+    @GetMapping("/{farmId}")
+    public ResponseEntity<?> getFarm(@RequestParam Long farmId) {
+        return ResponseEntity.ok(farmService.getFarmByFarmId(farmId));
+    }
+
+    @GetMapping("")
+    public ResponseEntity<?> getFarmList(Pageable pageable) {
+        return ResponseEntity.ok(farmService.getFarmList(pageable));
+    }
+}

src/main/java/poomasi/domain/farm/controller/FarmFarmerController.java

@@ -0,0 +1,32 @@
+package poomasi.domain.farm.controller;
+
+import jakarta.validation.Valid;
+import lombok.AllArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import poomasi.domain.farm.dto.FarmRegisterRequest;
+import poomasi.domain.farm.dto.FarmUpdateRequest;
+import poomasi.domain.farm.service.FarmFarmerService;
+
+@RestController
+@AllArgsConstructor
+@RequestMapping("/api/farm")
+public class FarmFarmerController {
+    private final FarmFarmerService farmFarmerService;
+
+    // TODO: 판매자만 접근가능하도록 인증/인가 annotation 추가
+    @PostMapping("")
+    public ResponseEntity<?> registerFarm(@RequestBody FarmRegisterRequest request) {
+        return ResponseEntity.ok(farmFarmerService.registerFarm(request));
+    }
+
+    @PostMapping("/update")
+    public ResponseEntity<?> updateFarm(@Valid @RequestBody FarmUpdateRequest request) {
+        // TODO: 판매자 ID(Spring Security Context)로 대체
+        Long farmerId = 1L;
+        return ResponseEntity.ok(farmFarmerService.updateFarm(farmerId, request));
+    }
+}

src/main/java/poomasi/domain/farm/dto/FarmRegisterRequest.java

@@ -0,0 +1,26 @@
+package poomasi.domain.farm.dto;
+
+import poomasi.domain.farm.entity.Farm;
+
+public record FarmRegisterRequest(
+        String name,
+        Long ownerId,
+        String address,
+        String addressDetail,
+        Double latitude,
+        Double longitude,
+        String phoneNumber,
+        String description
+) {
+    public Farm toEntity() {
+        return Farm.builder()
+                .name(name)
+                .ownerId(ownerId)
+                .address(address)
+                .addressDetail(addressDetail)
+                .latitude(latitude)
+                .longitude(longitude)
+                .description(description)
+                .build();
+    }
+}

src/main/java/poomasi/domain/farm/dto/FarmResponse.java

@@ -0,0 +1,26 @@
+package poomasi.domain.farm.dto;
+
+import poomasi.domain.farm.entity.Farm;
+
+
+public record FarmResponse( // FIXME: 사용자 정보 추가 및 설명/전화번호 추가
+                            Long id,
+                            String name,
+                            String address,
+                            String addressDetail,
+                            Double latitude,
+                            Double longitude,
+                            String description
+                            ) {
+    public static FarmResponse fromEntity(Farm farm) {
+        return new FarmResponse(
+                farm.getId(),
+                farm.getName(),
+                farm.getAddress(),
+                farm.getAddressDetail(),
+                farm.getLatitude(),
+                farm.getLongitude(),
+                farm.getDescription()
+        );
+    }
+}

src/main/java/poomasi/domain/farm/dto/FarmUpdateRequest.java

@@ -0,0 +1,18 @@
+package poomasi.domain.farm.dto;
+
+import jakarta.validation.constraints.NotNull;
+import poomasi.domain.farm.entity.Farm;
+
+public record FarmUpdateRequest(
+        @NotNull(message = "Farm ID는 필수 값입니다.") Long farmId,
+        String name,
+        String description,
+        String address,
+        String addressDetail,
+        Double latitude,
+        Double longitude
+) {
+    public Farm toEntity(Farm farm) {
+        return farm.updateFarm(this);
+    }
+}

src/main/java/poomasi/domain/farm/entity/Farm.java

@@ -0,0 +1,73 @@
+package poomasi.domain.farm.entity;
+
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.hibernate.annotations.CreationTimestamp;
+import org.hibernate.annotations.SQLDelete;
+import org.hibernate.annotations.SQLSelect;
+import org.hibernate.annotations.UpdateTimestamp;
+import poomasi.domain.farm.dto.FarmUpdateRequest;
+
+import java.time.LocalDateTime;
+
+@Entity
+@Getter
+@Table(name = "farm")
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@SQLDelete(sql = "UPDATE farm SET deleted = true WHERE id = ?")
+@SQLSelect(sql = "SELECT * FROM farm WHERE deleted = false")
+public class Farm {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    private String name;
+
+    // FIXME: owner_id는 Member의 id를 참조해야 합니다.
+    @Column(name = "owner_id")
+    private Long ownerId;
+
+    private String description;
+
+    private String address; // 도로명 주소
+    private String addressDetail; // 상세 주소
+
+    private Double latitude;
+    private Double longitude;
+
+    private FarmStatus status = FarmStatus.WAITING;
+
+    private boolean deleted = false;
+
+    @CreationTimestamp
+    @Column(name = "created_at")
+    private LocalDateTime createdAt = LocalDateTime.now();
+
+    @Column(name = "updated_at")
+    @UpdateTimestamp
+    private LocalDateTime updatedAt = LocalDateTime.now();
+
+    @Builder
+    public Farm(String name, Long ownerId, String address, String addressDetail, Double latitude, Double longitude, String description) {
+        this.name = name;
+        this.ownerId = ownerId;
+        this.address = address;
+        this.addressDetail = addressDetail;
+        this.latitude = latitude;
+        this.longitude = longitude;
+        this.description = description;
+    }
+
+    public Farm updateFarm(FarmUpdateRequest farmUpdateRequest) {
+        this.name = farmUpdateRequest.name();
+        this.address = farmUpdateRequest.address();
+        this.addressDetail = farmUpdateRequest.addressDetail();
+        this.latitude = farmUpdateRequest.latitude();
+        this.longitude = farmUpdateRequest.longitude();
+        this.description = farmUpdateRequest.description();
+        return this;
+    }
+}

src/main/java/poomasi/domain/farm/entity/FarmStatus.java

@@ -0,0 +1,5 @@
+package poomasi.domain.farm.entity;
+
+public enum FarmStatus {
+    OPEN, CLOSE, WAITING
+}

src/main/java/poomasi/domain/farm/repository/FarmRepository.java

@@ -0,0 +1,12 @@
+package poomasi.domain.farm.repository;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+import poomasi.domain.farm.entity.Farm;
+
+@Repository
+public interface FarmRepository extends JpaRepository<Farm, Long> {
+    Page<Farm> findAll(Pageable pageable);
+}

src/main/java/poomasi/domain/farm/service/FarmFarmerService.java

@@ -0,0 +1,43 @@
+package poomasi.domain.farm.service;
+
+import lombok.AllArgsConstructor;
+import org.springframework.stereotype.Service;
+import poomasi.domain.farm.dto.FarmRegisterRequest;
+import poomasi.domain.farm.dto.FarmUpdateRequest;
+import poomasi.domain.farm.entity.Farm;
+import poomasi.domain.farm.repository.FarmRepository;
+import poomasi.global.error.BusinessException;
+
+import static poomasi.global.error.BusinessError.FARM_NOT_FOUND;
+import static poomasi.global.error.BusinessError.FARM_OWNER_MISMATCH;
+
+@Service
+@AllArgsConstructor
+public class FarmFarmerService {
+    private final FarmRepository farmRepository;
+
+    public Long registerFarm(FarmRegisterRequest request) {
+        // TODO: 판매자 인가?
+
+        // TODO: 이미 등록된 농장 인가?
+
+        return farmRepository.save(request.toEntity()).getId();
+
+    }
+
+    public Long updateFarm(Long farmerId, FarmUpdateRequest request) {
+        Farm farm = this.getFarmByFarmId(request.farmId());
+        if (!farm.getOwnerId().equals(farmerId)) {
+            throw new BusinessException(FARM_OWNER_MISMATCH);
+        }
+
+        // TODO: 변경 가능한 상태인가?
+
+        return farmRepository.save(request.toEntity(farm)).getId();
+    }
+
+    public Farm getFarmByFarmId(Long farmId) {
+        return farmRepository.findById(farmId).orElseThrow(() -> new BusinessException(FARM_NOT_FOUND));
+    }
+
+}

src/main/java/poomasi/domain/farm/service/FarmService.java

@@ -0,0 +1,31 @@
+package poomasi.domain.farm.service;
+
+import lombok.AllArgsConstructor;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+import poomasi.domain.farm.dto.FarmResponse;
+import poomasi.domain.farm.repository.FarmRepository;
+import poomasi.global.error.BusinessError;
+import poomasi.global.error.BusinessException;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Service
+@AllArgsConstructor
+public class FarmService {
+    private final FarmRepository farmRepository;
+
+    public FarmResponse getFarmByFarmId(Long farmId) {
+        return farmRepository.findById(farmId)
+                .map(FarmResponse::fromEntity)
+                .orElseThrow(() -> new BusinessException(BusinessError.FARM_NOT_FOUND));
+    }
+
+
+    public List<FarmResponse> getFarmList(Pageable pageable) {
+        return farmRepository.findAll(pageable).stream()
+                .map(FarmResponse::fromEntity)
+                .collect(Collectors.toList());
+    }
+}

src/main/java/poomasi/global/error/BusinessError.java

@@ -8,9 +8,12 @@
 @Getter
 @AllArgsConstructor
 public enum BusinessError {
-	EXAMPLE_ERROR(HttpStatus.BAD_REQUEST, "에러 예시입니다.");
+    // Farm
+    FARM_NOT_FOUND(HttpStatus.NOT_FOUND, "농장을 찾을 수 없습니다."),
+    FARM_OWNER_MISMATCH(HttpStatus.FORBIDDEN, "해당 농장의 소유자가 아닙니다."),
+    ;
 
-	private final HttpStatus httpStatus;
+    private final HttpStatus httpStatus;
 
-	private final String message;
+    private final String message;
 }