Merge pull request #147 from kakao-tech-campus-2nd-step3/Develop

[Master] 슬라이더 API 및 회사 기본 이미지 저장

src/main/java/team18/team18_be/slider/controller/SliderController.java

@@ -0,0 +1,27 @@
+package team18.team18_be.slider.controller;
+
+import io.swagger.v3.oas.annotations.tags.Tag;
+import java.util.List;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import team18.team18_be.slider.dto.response.SliderImageResponse;
+import team18.team18_be.slider.service.SliderService;
+
+@Tag(name = "슬라이더", description = "슬라이더 관련 API")
+@RestController
+@RequestMapping("/api/slides")
+public class SliderController {
+
+  private final SliderService sliderService;
+
+  public SliderController(SliderService sliderService) {
+    this.sliderService = sliderService;
+  }
+
+  @GetMapping
+  public ResponseEntity<List<SliderImageResponse>> getSliderBanner() {
+    return ResponseEntity.ok().body(sliderService.getSliderImageUrls());
+  }
+}

src/main/java/team18/team18_be/slider/dto/response/SliderImageResponse.java

@@ -0,0 +1,7 @@
+package team18.team18_be.slider.dto.response;
+
+public record SliderImageResponse(
+    String imageUrl
+) {
+
+}

src/main/java/team18/team18_be/slider/service/SliderService.java

@@ -0,0 +1,39 @@
+package team18.team18_be.slider.service;
+
+import com.google.cloud.storage.Blob;
+import com.google.cloud.storage.Bucket;
+import com.google.cloud.storage.Storage;
+import java.util.ArrayList;
+import java.util.List;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+import team18.team18_be.slider.dto.response.SliderImageResponse;
+
+@Service
+public class SliderService {
+
+  public static final String IMAGE = "image/";
+  private static final String DIRECTORY_IMAGES = "Slider";
+  private final Storage storage;
+  @Value("${gcp.bucket.name}")
+  private String BUCKET_NAME;
+
+  public SliderService(Storage storage) {
+    this.storage = storage;
+  }
+
+  public List<SliderImageResponse> getSliderImageUrls() {
+    List<SliderImageResponse> imageUrls = new ArrayList<>();
+    Bucket bucket = storage.get(BUCKET_NAME);
+
+    for (Blob blob : bucket.list(Storage.BlobListOption.prefix(DIRECTORY_IMAGES)).iterateAll()) {
+      if (!blob.isDirectory() && blob.getContentType() != null && blob.getContentType().startsWith(
+          IMAGE)) {
+        String imageUrl = blob.getMediaLink();
+        imageUrls.add(new SliderImageResponse(imageUrl));
+      }
+    }
+
+    return imageUrls;
+  }
+}

src/main/java/team18/team18_be/userInformation/service/UserInformationService.java

@@ -6,6 +6,7 @@
 import java.util.NoSuchElementException;
 import java.util.stream.Collectors;
 import org.apache.commons.lang3.RandomStringUtils;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 import team18.team18_be.auth.entity.User;
@@ -33,7 +34,8 @@ public class UserInformationService {
   private final AuthRepository authRepository;
   private final GcsUploader gcsUploader;
   private final FileUtil fileUtil;
-
+  @Value("${company.default-logo-url}")
+  private String defaultLogoUrl;
 
   public UserInformationService(ForeignerInformationRepository foreignerInformationRepository,
       CompanyRepository companyRepository, SignRepository signRepository,
@@ -48,11 +50,18 @@ public UserInformationService(ForeignerInformationRepository foreignerInformatio
   }
 
   public Long createCompany(CompanyRequest companyRequest, MultipartFile logoImage, User user) {
-    byte[] imageFile = fileUtil.safelyGetBytes(logoImage)
-        .orElseThrow(() -> new IllegalArgumentException("multipart 파일을 읽지 못하였습니다."));
-    String storedFileName = gcsUploader.upload(imageFile, "companyLogo",
-            user.getId().toString() + logoImage.getOriginalFilename())
-        .orElseThrow(() -> new NoSuchElementException("파일 업로드에 실패했습니다."));
+    byte[] imageFile = null;
+    String storedFileName = null;
+
+    if (logoImage.isEmpty()) {
+      storedFileName = defaultLogoUrl;
+    } else {
+      imageFile = fileUtil.safelyGetBytes(logoImage)
+          .orElseThrow(() -> new IllegalArgumentException("multipart 파일을 읽지 못하였습니다."));
+      storedFileName = gcsUploader.upload(imageFile, "companyLogo",
+              user.getId().toString() + "Real" + logoImage.getOriginalFilename())
+          .orElseThrow(() -> new NoSuchElementException("파일 업로드에 실패했습니다."));
+    }
     Company company = new Company(companyRequest.name(), companyRequest.industryOccupation(),
         companyRequest.brand(), companyRequest.revenuePerYear(), storedFileName, user);
     Company savedCompany = companyRepository.save(company);
@@ -72,7 +81,6 @@ private CompanyResponse createCompanyResponse(Company company) {
     return companyResponse;
   }
 
-
   public Long fillInVisa(VisaRequest visaRequest, User user) {
     LocalDate visaGenerateDate = LocalDate.parse(visaRequest.visaGenerateDate());
     LocalDate visaExpiryDate = visaGenerateDate.plusYears(10);