feat(auto-annotation): integrate YOLO auto-labeling and enhance data management

backend/services/data-management-service/src/main/java/com/datamate/datamanagement/domain/model/dataset/DatasetFile.java

@@ -1,54 +1,63 @@
-package com.datamate.datamanagement.domain.model.dataset;
-
-import com.baomidou.mybatisplus.annotation.TableId;
-import com.baomidou.mybatisplus.annotation.TableName;
-import com.fasterxml.jackson.core.type.TypeReference;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import lombok.*;
-import lombok.extern.slf4j.Slf4j;
-
-import java.time.LocalDateTime;
-import java.util.Collections;
-import java.util.List;
-
-/**
- * 数据集文件实体（与数据库表 t_dm_dataset_files 对齐）
- */
-@Getter
-@Setter
-@Builder
-@Slf4j
-@NoArgsConstructor
-@AllArgsConstructor
-@TableName("t_dm_dataset_files")
-public class DatasetFile {
-    @TableId
-    private String id; // UUID
-    private String datasetId; // UUID
-    private String fileName;
-    private String filePath;
-    private String fileType; // JPG/PNG/DCM/TXT
-    private Long fileSize; // bytes
-    private String checkSum;
-    private String tags;
-    private String metadata;
-    private String status; // UPLOADED, PROCESSING, COMPLETED, ERROR
-    private LocalDateTime uploadTime;
-    private LocalDateTime lastAccessTime;
-    private LocalDateTime createdAt;
-    private LocalDateTime updatedAt;
-
-    /**
-     * 解析标签
-     *
-     * @return 标签列表
-     */
-    public List<FileTag> analyzeTag() {
-        try {
-            ObjectMapper mapper = new ObjectMapper();
-            return mapper.readValue(tags, new TypeReference<List<FileTag>>() {});
-        } catch (Exception e) {
-            return Collections.emptyList();
-        }
-    }
-}
+package com.datamate.datamanagement.domain.model.dataset;
+
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.*;
+import lombok.extern.slf4j.Slf4j;
+
+import java.time.LocalDateTime;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * 数据集文件实体（与数据库表 t_dm_dataset_files 对齐）
+ */
+@Getter
+@Setter
+@Builder
+@Slf4j
+@NoArgsConstructor
+@AllArgsConstructor
+@TableName("t_dm_dataset_files")
+public class DatasetFile {
+    @TableId
+    private String id; // UUID
+    private String datasetId; // UUID
+    private String fileName;
+    private String filePath;
+    private String fileType; // JPG/PNG/DCM/TXT
+    private Long fileSize; // bytes
+    private String checkSum;
+    private String tags;
+    private String metadata;
+    private String status; // UPLOADED, PROCESSING, COMPLETED, ERROR
+    private LocalDateTime uploadTime;
+    private LocalDateTime lastAccessTime;
+    private LocalDateTime createdAt;
+    private LocalDateTime updatedAt;
+
+    /** 标记是否为目录（非持久化字段） */
+    @TableField(exist = false)
+    private Boolean directory;
+
+    /** 目录包含的文件数量（非持久化字段） */
+    @TableField(exist = false)
+    private Long fileCount;
+
+    /**
+     * 解析标签
+     *
+     * @return 标签列表
+     */
+    public List<FileTag> analyzeTag() {
+        try {
+            ObjectMapper mapper = new ObjectMapper();
+            return mapper.readValue(tags, new TypeReference<List<FileTag>>() {});
+        } catch (Exception e) {
+            return Collections.emptyList();
+        }
+    }
+}

backend/services/data-management-service/src/main/java/com/datamate/datamanagement/domain/model/dataset/DatasetFileUploadCheckInfo.java

@@ -1,21 +1,24 @@
-package com.datamate.datamanagement.domain.model.dataset;
-
-import lombok.AllArgsConstructor;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-import lombok.Setter;
-
-/**
- * 数据集文件上传检查信息
- */
-@Getter
-@Setter
-@NoArgsConstructor
-@AllArgsConstructor
-public class DatasetFileUploadCheckInfo {
-    /** 数据集id */
-    private String datasetId;
-
-    /** 是否为压缩包上传 */
-    private boolean hasArchive;
-}
+package com.datamate.datamanagement.domain.model.dataset;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+/**
+ * 数据集文件上传检查信息
+ */
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public class DatasetFileUploadCheckInfo {
+    /** 数据集id */
+    private String datasetId;
+
+    /** 是否为压缩包上传 */
+    private boolean hasArchive;
+
+    /** 目标子目录前缀，例如 "images/"，为空表示数据集根目录 */
+    private String prefix;
+}

backend/services/data-management-service/src/main/java/com/datamate/datamanagement/infrastructure/exception/DataManagementErrorCode.java

@@ -1,43 +1,47 @@
-package com.datamate.datamanagement.infrastructure.exception;
-
-import com.datamate.common.infrastructure.exception.ErrorCode;
-import lombok.AllArgsConstructor;
-import lombok.Getter;
-
-/**
- * 数据管理模块错误码
- *
- * @author dallas
- * @since 2025-10-20
- */
-@Getter
-@AllArgsConstructor
-public enum DataManagementErrorCode implements ErrorCode {
-    /**
-     * 数据集不存在
-     */
-    DATASET_NOT_FOUND("data_management.0001", "数据集不存在"),
-    /**
-     * 数据集已存在
-     */
-    DATASET_ALREADY_EXISTS("data_management.0002", "数据集已存在"),
-    /**
-     * 数据集状态错误
-     */
-    DATASET_STATUS_ERROR("data_management.0003", "数据集状态错误"),
-    /**
-     * 数据集标签不存在
-     */
-    DATASET_TAG_NOT_FOUND("data_management.0004", "数据集标签不存在"),
-    /**
-     * 数据集标签已存在
-     */
-    DATASET_TAG_ALREADY_EXISTS("data_management.0005", "数据集标签已存在"),
-    /**
-     * 数据集标签已存在
-     */
-    DATASET_FILE_ALREADY_EXISTS("data_management.0006", "数据集文件已存在");
-
-    private final String code;
-    private final String message;
-}
+package com.datamate.datamanagement.infrastructure.exception;
+
+import com.datamate.common.infrastructure.exception.ErrorCode;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * 数据管理模块错误码
+ *
+ * @author dallas
+ * @since 2025-10-20
+ */
+@Getter
+@AllArgsConstructor
+public enum DataManagementErrorCode implements ErrorCode {
+    /**
+     * 数据集不存在
+     */
+    DATASET_NOT_FOUND("data_management.0001", "数据集不存在"),
+    /**
+     * 数据集已存在
+     */
+    DATASET_ALREADY_EXISTS("data_management.0002", "数据集已存在"),
+    /**
+     * 数据集状态错误
+     */
+    DATASET_STATUS_ERROR("data_management.0003", "数据集状态错误"),
+    /**
+     * 数据集标签不存在
+     */
+    DATASET_TAG_NOT_FOUND("data_management.0004", "数据集标签不存在"),
+    /**
+     * 数据集标签已存在
+     */
+    DATASET_TAG_ALREADY_EXISTS("data_management.0005", "数据集标签已存在"),
+    /**
+     * 数据集文件已存在
+     */
+    DATASET_FILE_ALREADY_EXISTS("data_management.0006", "数据集文件已存在"),
+    /**
+     * 目录不存在
+     */
+    DIRECTORY_NOT_FOUND("data_management.0007", "目录不存在");
+
+    private final String code;
+    private final String message;
+}

backend/services/data-management-service/src/main/java/com/datamate/datamanagement/interfaces/dto/CreateDirectoryRequest.java

@@ -0,0 +1,20 @@
+package com.datamate.datamanagement.interfaces.dto;
+
+import jakarta.validation.constraints.NotBlank;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * 创建数据集子目录请求
+ */
+@Getter
+@Setter
+public class CreateDirectoryRequest {
+
+    /** 父级前缀路径，例如 "images/"，为空表示数据集根目录 */
+    private String parentPrefix;
+
+    /** 新建目录名称 */
+    @NotBlank
+    private String directoryName;
+}

backend/services/data-management-service/src/main/java/com/datamate/datamanagement/interfaces/dto/DatasetFileResponse.java

@@ -1,36 +1,40 @@
-package com.datamate.datamanagement.interfaces.dto;
-
-import lombok.Getter;
-import lombok.Setter;
-
-import java.time.LocalDateTime;
-
-/**
- * 数据集文件响应DTO
- */
-@Getter
-@Setter
-public class DatasetFileResponse {
-    /** 文件ID */
-    private String id;
-    /** 文件名 */
-    private String fileName;
-    /** 原始文件名 */
-    private String originalName;
-    /** 文件类型 */
-    private String fileType;
-    /** 文件大小（字节） */
-    private Long fileSize;
-    /** 文件状态 */
-    private String status;
-    /** 文件描述 */
-    private String description;
-    /** 文件路径 */
-    private String filePath;
-    /** 上传时间 */
-    private LocalDateTime uploadTime;
-    /** 最后更新时间 */
-    private LocalDateTime lastAccessTime;
-    /** 上传者 */
-    private String uploadedBy;
-}
+package com.datamate.datamanagement.interfaces.dto;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import java.time.LocalDateTime;
+
+/**
+ * 数据集文件响应DTO
+ */
+@Getter
+@Setter
+public class DatasetFileResponse {
+    /** 文件ID */
+    private String id;
+    /** 文件名 */
+    private String fileName;
+    /** 原始文件名 */
+    private String originalName;
+    /** 文件类型 */
+    private String fileType;
+    /** 文件大小（字节） */
+    private Long fileSize;
+    /** 文件状态 */
+    private String status;
+    /** 文件描述 */
+    private String description;
+    /** 文件路径 */
+    private String filePath;
+    /** 上传时间 */
+    private LocalDateTime uploadTime;
+    /** 最后更新时间 */
+    private LocalDateTime lastAccessTime;
+    /** 上传者 */
+    private String uploadedBy;
+    /** 是否为目录 */
+    private Boolean directory;
+    /** 目录文件数量 */
+    private Long fileCount;
+}