added advertising

src/main/java/com/krylov/refound/service/advertising/AdvertisingAdminService.java

@@ -0,0 +1,102 @@
+package com.krylov.refound.service.advertising;
+
+import com.krylov.refound.dto.advertising.AdvertisingAdminResponseDto;
+import com.krylov.refound.dto.advertising.AdvertisingCreateRequestDto;
+import com.krylov.refound.dto.advertising.AdvertisingUpdateRequestDto;
+import com.krylov.refound.dto.advertising.PresignUploadRequestDto;
+import com.krylov.refound.entity.advertising.Advertising;
+import com.krylov.refound.entity.advertising.Campaign;
+import com.krylov.refound.enums.advertising.AdvertisingType;
+import com.krylov.refound.enums.advertising.TranscodingStatus;
+import com.krylov.refound.repository.advertising.AdvertisingRepository;
+import jakarta.persistence.EntityNotFoundException;
+import java.util.List;
+import java.util.UUID;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class AdvertisingAdminService {
+
+  private final AdvertisingRepository advertisingRepository;
+
+  public Advertising createAdvertising(Campaign campaign, AdvertisingCreateRequestDto request){
+    Advertising advertising = new Advertising();
+    advertising.setCampaign(campaign);
+    advertising.setType(request.type());
+    advertising.setTargetUrl(request.targetUrl());
+    advertising.setWeight(request.weight());
+    if (request.type() == AdvertisingType.IMAGE) {
+      advertising.setMediaKey(request.mediaKey());
+      advertising.setTranscodingStatus(TranscodingStatus.READY);
+    } else {
+      // VIDEO — media_key появится только после presign-upload → confirm-upload → транскодинга
+      advertising.setMediaKey(null);
+      advertising.setTranscodingStatus(TranscodingStatus.PENDING);
+    }
+    log.info("Advertising {} created", advertising);
+    return advertising;
+  }
+
+  public void updateTranscodingStatus(Long advertisingId){
+    advertisingRepository.updateTranscodingStatus(advertisingId, TranscodingStatus.PROCESSING);
+  }
+
+  public String getSourceKey(Long advertisingId,PresignUploadRequestDto request){
+    String extensionFor = extensionFor(request.contentType());
+    return "sources/%d/%s%s".formatted(advertisingId, UUID.randomUUID(), extensionFor);
+  }
+
+  public String extensionFor(String contentType) {
+    return switch (contentType) {
+      case "video/quicktime" -> ".mov";
+      case "video/webm" -> ".webm";
+      default -> ".mp4";
+    };
+  }
+
+
+  public boolean isAllowedContentType(String contentType) {
+    return contentType != null && (contentType.equals("video/mp4")
+        || contentType.equals("video/quicktime")
+        || contentType.equals("video/webm"));
+  }
+
+
+  public AdvertisingAdminResponseDto toAdminDto(Advertising advertising) {
+    Advertising saved = advertisingRepository.save(advertising);
+    return mapToAdminDto(saved);
+  }
+
+  public List<AdvertisingAdminResponseDto> getAdvertisingsByCampaign(Long campaignId) {
+    return advertisingRepository.findAllByCampaignIdOrderByCreatedAtDesc(campaignId)
+        .stream()
+        .map(this::mapToAdminDto)
+        .toList();
+  }
+
+  public AdvertisingAdminResponseDto updateAdvertising(Long advertisingId, AdvertisingUpdateRequestDto request) {
+    Advertising advertising = advertisingRepository.findById(advertisingId)
+        .orElseThrow(() -> new EntityNotFoundException("Advertising not found: " + advertisingId));
+    advertising.setTargetUrl(request.targetUrl());
+    advertising.setWeight(request.weight());
+    Advertising saved = advertisingRepository.save(advertising);
+    log.info("Advertising {} updated", saved.getId());
+    return mapToAdminDto(saved);
+  }
+
+  private AdvertisingAdminResponseDto mapToAdminDto(Advertising advertising) {
+    return new AdvertisingAdminResponseDto(
+        advertising.getId(),
+        advertising.getCampaign().getId(),
+        advertising.getType(),
+        advertising.getTargetUrl(),
+        advertising.getWeight(),
+        advertising.getTranscodingStatus());
+  }
+
+
+}