完善系统参数配置和数据字典管理模块

Service/Interface/System/IFileStorageService.cs

@@ -1,10 +1,50 @@
+using Model;
+using Model.Dto.System;
+using SqlSugar;
+using System.Collections.Generic;
+using System.IO;
+using System.Threading.Tasks;
+
 namespace Service.Interface
 {
     /// <summary>
     /// 文件存储管理 服务接口
+    /// 管理侧：存储配置 CRUD + 设默认 + 连接测试；上传侧：按默认配置上传，登记 sys_file_record
     /// </summary>
     public interface IFileStorageService
     {
-        // TODO: 定义 文件存储管理 相关方法
+        // ==================== 存储配置 ====================
+
+        /// <summary>分页查询存储配置（关键字匹配 Name/Provider）</summary>
+        Task<Result<List<FileStorageConfigDto>>> GetListPagedAsync(int pageIndex, int pageSize, RefAsync<int> total, string? keyword = null);
+
+        /// <summary>存储配置详情</summary>
+        Task<Result<FileStorageConfigDto>> GetByIdAsync(long id);
+
+        /// <summary>新增存储配置（校验 Provider 支持范围；IsDefault=1 时清零其它默认）</summary>
+        Task<Result<FileStorageConfigDto>> AddAsync(FileStorageConfigDto dto);
+
+        /// <summary>修改存储配置（AccessKey/SecretKey 为掩码时保留原值）</summary>
+        Task<Result<FileStorageConfigDto>> UpdateAsync(FileStorageConfigDto dto);
+
+        /// <summary>删除存储配置（默认配置禁止删除）</summary>
+        Task<Result> DeleteAsync(long id);
+
+        /// <summary>设为默认（清零其它默认）</summary>
+        Task<Result> SetDefaultAsync(long id);
+
+        /// <summary>测试连接（按配置调用对应 Provider 的 TestConnectionAsync）</summary>
+        Task<Result> TestAsync(long id);
+
+        // ==================== 文件上传/记录 ====================
+
+        /// <summary>上传文件（使用默认启用的存储配置；校验大小/扩展名；登记 sys_file_record）</summary>
+        Task<Result<FileRecordDto>> UploadAsync(Stream stream, string originalName, long size, string? bizType = null, string? bizId = null, string? uploader = null);
+
+        /// <summary>文件记录分页查询（可按 BizType / 关键字过滤）</summary>
+        Task<Result<List<FileRecordDto>>> GetFileListPagedAsync(int pageIndex, int pageSize, RefAsync<int> total, string? keyword = null, string? bizType = null);
+
+        /// <summary>文件记录详情</summary>
+        Task<Result<FileRecordDto>> GetFileByIdAsync(long id);
     }
 }