混剪优化

yudao-module-infra/src/main/java/cn/iocoder/yudao/module/infra/service/file/FileService.java

@@ -85,4 +85,12 @@ public interface FileService {
      */
     byte[] getFileContent(Long configId, String path) throws Exception;
 
+    /**
+     * 根据OSS URL删除文件
+     *
+     * @param ossUrl OSS文件完整URL
+     * @throws Exception 删除失败时抛出异常
+     */
+    void deleteFileByUrl(String ossUrl) throws Exception;
+
 }

yudao-module-infra/src/main/java/cn/iocoder/yudao/module/infra/service/file/FileServiceImpl.java

@@ -18,6 +18,7 @@ import cn.iocoder.yudao.module.infra.framework.file.core.utils.FileTypeUtils;
 import com.google.common.annotations.VisibleForTesting;
 import jakarta.annotation.Resource;
 import lombok.SneakyThrows;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
 import java.util.List;
@@ -31,6 +32,7 @@ import static cn.iocoder.yudao.module.infra.enums.ErrorCodeConstants.FILE_NOT_EX
  *
  * @author 芋道源码
  */
+@Slf4j
 @Service
 public class FileServiceImpl implements FileService {
 
@@ -198,4 +200,44 @@ public class FileServiceImpl implements FileService {
         return client.getContent(path);
     }
 
+    @Override
+    public void deleteFileByUrl(String ossUrl) throws Exception {
+        if (StrUtil.isEmpty(ossUrl)) {
+            return;
+        }
+
+        // 从URL中提取相对路径
+        // 例如: https://bucket.oss-region.aliyuncs.com/mix/20241206/video.mp4
+        // 需要提取出: mix/20241206/video.mp4
+        String path = extractPathFromUrl(ossUrl);
+        if (StrUtil.isEmpty(path)) {
+            log.warn("[FileService][删除文件][URL解析路径失败] ossUrl={}", ossUrl);
+            return;
+        }
+
+        // 使用默认的master客户端删除文件
+        FileClient client = fileConfigService.getMasterFileClient();
+        Assert.notNull(client, "客户端(master) 不能为空");
+        client.delete(path);
+        log.info("[FileService][删除文件成功] path={}, ossUrl={}", path, ossUrl);
+    }
+
+    /**
+     * 从OSS URL中提取相对路径
+     */
+    private String extractPathFromUrl(String ossUrl) {
+        if (StrUtil.isEmpty(ossUrl)) {
+            return null;
+        }
+
+        // 查找 ".aliyuncs.com/" 的位置
+        int index = ossUrl.indexOf(".aliyuncs.com/");
+        if (index == -1) {
+            return null;
+        }
+
+        // 提取 "/" 后的路径
+        return ossUrl.substring(index + ".aliyuncs.com/".length());
+    }
+
 }