refactor: 重构文件模块

Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain/Managers/FileManager.cs

@@ -0,0 +1,84 @@
+using Mapster;
+using Microsoft.AspNetCore.Http;
+using Volo.Abp.Domain.Repositories;
+using Volo.Abp.Domain.Services;
+using Volo.Abp.Guids;
+using Yi.Framework.Core.Enums;
+using Yi.Framework.Core.Helper;
+using Yi.Framework.Rbac.Domain.Entities;
+
+namespace Yi.Framework.Rbac.Domain.Managers;
+
+public class FileManager : DomainService, IFileManager
+{
+    private IGuidGenerator _guidGenerator;
+    private readonly IRepository<FileAggregateRoot> _repository;
+
+    public FileManager(IGuidGenerator guidGenerator, IRepository<FileAggregateRoot> repository)
+    {
+        _guidGenerator = guidGenerator;
+        _repository = repository;
+    }
+
+    /// <summary>
+    /// 批量插入数据库
+    /// </summary>
+    /// <param name="files"></param>
+    /// <exception cref="ArgumentException"></exception>
+    public async Task<List<FileAggregateRoot>> CreateAsync(IEnumerable<IFormFile> files)
+    {
+        if (files.Count() == 0)
+        {
+            throw new ArgumentException("文件上传为空！");
+        }
+
+        //批量插入
+        List<FileAggregateRoot> entities = new();
+        foreach (var file in files)
+        {
+            FileAggregateRoot data = new(_guidGenerator.Create(), file.FileName, (decimal)file.Length / 1024);
+            data.CheckDirectoryOrCreate();
+            entities.Add(data);
+        }
+
+        await _repository.InsertManyAsync(entities);
+        return entities;
+    }
+
+
+    /// <summary>
+    /// 保存文件
+    /// </summary>
+    /// <param name="file"></param>
+    /// <param name="fileStream"></param>
+    public async Task SaveFileAsync(FileAggregateRoot file,Stream fileStream)
+    {
+        var filePath = file.GetSaveFilePath();
+
+        //生成文件
+        using (var stream = new FileStream(filePath, FileMode.CreateNew, FileAccess.ReadWrite))
+        {
+            await fileStream.CopyToAsync(stream);
+
+            //如果是图片类型，还需要生成缩略图
+            //这里根据自己需求变更，我们的需求是：原始文件与缩略图文件，都要一份
+            var fileType=file.GetFileType();;
+            //如果文件类型是图片，尝试进行压缩
+            if (FileTypeEnum.Image.Equals(fileType))
+            {
+               var thumbnailSavePath= file.GetAndCheakThumbnailSavePath(true);
+                try
+                {
+                    // _imageSharpManager.ImageCompress(f.FileName, f.OpenReadStream(), thumbnailFilePath);
+                }
+                catch
+                {
+                    //如果失败了，直接复制一份到缩略图上即可
+                    var result = new byte[stream.Length];
+                    await stream.ReadAsync(result, 0, result.Length);
+                    await File.WriteAllBytesAsync(thumbnailSavePath, result);
+                }
+            }
+        }
+    }
+}

Yi.Abp.Net8/module/rbac/Yi.Framework.Rbac.Domain/Managers/IFileManager.cs

@@ -0,0 +1,6 @@
+namespace Yi.Framework.Rbac.Domain.Managers;
+
+public interface IFileManager
+{
+    
+}