/// <summary>
/// 设置更新组织机构logo
/// </summary>
/// <param name="id">组织机构主键id</param>
/// <param name="imageFile">准备要更新的组织机构logo文件信息</param>
/// <returns></returns>
public async Task <OperationResult> SetOrganizeLogo(Guid id, Task <FileInfo> imageFile)
{
if (!OrganizeRepository.CheckExists(m => m.Id == id))
{
throw new Exception("id:组织机构信息不存在");
}
else
{
var file = await imageFile;
using (Bitmap bitmap = new Bitmap(file.FullName))
{
byte[] imageBits = bitmap.ToBytes();
var result = OrganizeRepository.TrackEntities.First(m => m.Id == id);
result.OrganizeLogo = imageBits;
result.OrganizeLogoPath = Path.Combine("~/OrganizeLogos", file.Name);
if (OrganizeRepository.Update(result) > 0)
{
return(new OperationResult(OperationResultType.Success, "操作成功"));
}
else
{
throw new Exception("id:操作失败");
}
}
}
}
/// <summary>
/// 获取组织机构logo
/// </summary>
/// <param name="id">组织机构主键id</param>
/// <returns></returns>
public byte[] GetOrganizeLogo(Guid id)
{
if (!OrganizeRepository.CheckExists(m => m.Id == id))
{
throw new Exception("id:查询信息不存在");
}
else
{
var result = OrganizeRepository.TrackEntities.First(m => m.Id == id);
if (string.IsNullOrEmpty(result.OrganizeLogoPath) && (result.OrganizeLogo?.Length <= 0 || result.OrganizeLogo == null))
{
return(Properties.Resources.OrganizeLog.ToBytes());
}
else
{
var imgPath = HttpContext.Current.Server.MapPath($"{result.OrganizeLogoPath}");
if (File.Exists(imgPath))
{
return(File.ReadAllBytes(imgPath));
}
else
{
imgPath = HttpContext.Current.Server.MapPath($"~/OrganizeLogos\\{result.Id.ToString()}");
string str = result.OrganizeLogo.CreateImageFromBytes(imgPath);
result.OrganizeLogoPath = $"~/OrganizeLogos\\{str.Substring(str.LastIndexOf('\\') + 1)}";
OrganizeRepository.Update(result);
return(result.OrganizeLogo);
}
}
}
}