module cleanup

core/media/application/use-cases/DeleteMediaUseCase.ts

@@ -0,0 +1,77 @@
+/**
+ * Use Case: DeleteMediaUseCase
+ *
+ * Handles the business logic for deleting media files.
+ */
+
+import type { IMediaRepository } from '../../domain/repositories/IMediaRepository';
+import type { MediaStoragePort } from '../ports/MediaStoragePort';
+import type { Logger } from '@core/shared/application';
+import type { IDeleteMediaPresenter } from '../presenters/IDeleteMediaPresenter';
+
+export interface DeleteMediaInput {
+  mediaId: string;
+}
+
+export interface DeleteMediaResult {
+  success: boolean;
+  errorMessage?: string;
+}
+
+export interface IDeleteMediaPresenter {
+  present(result: DeleteMediaResult): void;
+}
+
+export class DeleteMediaUseCase {
+  constructor(
+    private readonly mediaRepo: IMediaRepository,
+    private readonly mediaStorage: MediaStoragePort,
+    private readonly logger: Logger,
+  ) {}
+
+  async execute(
+    input: DeleteMediaInput,
+    presenter: IDeleteMediaPresenter,
+  ): Promise<void> {
+    try {
+      this.logger.info('[DeleteMediaUseCase] Deleting media', {
+        mediaId: input.mediaId,
+      });
+
+      const media = await this.mediaRepo.findById(input.mediaId);
+
+      if (!media) {
+        presenter.present({
+          success: false,
+          errorMessage: 'Media not found',
+        });
+        return;
+      }
+
+      // Delete from storage
+      await this.mediaStorage.deleteMedia(media.url.value);
+
+      // Delete from repository
+      await this.mediaRepo.delete(input.mediaId);
+
+      presenter.present({
+        success: true,
+      });
+
+      this.logger.info('[DeleteMediaUseCase] Media deleted successfully', {
+        mediaId: input.mediaId,
+      });
+
+    } catch (error) {
+      this.logger.error('[DeleteMediaUseCase] Error deleting media', {
+        error: error instanceof Error ? error.message : 'Unknown error',
+        mediaId: input.mediaId,
+      });
+
+      presenter.present({
+        success: false,
+        errorMessage: 'Internal error occurred while deleting media',
+      });
+    }
+  }
+}