public async Task <Resp> ModifyAsync(Models.UpdateTheme updateTheme)
{
(bool isValid, string msg) = updateTheme.IsValid();
if (!isValid)
{
return(Resp.Fault(Resp.NONE, msg));
}
using var db = new MyForContext();
DB.Tables.Theme model = await db.Themes.FirstOrDefaultAsync(t => t.Id == Id);
if (model is null)
{
return(Resp.Fault(Resp.NONE, NONE_THEME));
}
model.Description = updateTheme.Description;
if (updateTheme.IsChangeCover)
{
Files.File file = new Files.File();
model.CoverId = await file.SaveImageToDB(updateTheme.Cover);
}
int suc = await db.SaveChangesAsync();
if (suc == 1)
{
return(Resp.Success(Resp.NONE, ""));
}
return(Resp.Fault(Resp.NONE, "失败"));
}
/// <summary>
/// 修改头像
/// </summary>
/// <param name="avatar"></param>
/// <returns></returns>
public async Task <Resp> ChangeAvatar(IFormFile avatar)
{
if (avatar is null)
{
return(Resp.Fault(Resp.NONE, "头像不能为空"));
}
using var db = new MyForContext();
DB.Tables.Account account = await db.Accounts.FirstOrDefaultAsync(a => a.Id == Id);
if (account is null)
{
return(Resp.Fault(Resp.NONE, "管理员不存在"));
}
int oldAvatarId = account.AvatarId;
Files.File file = new Files.File();
int newFileId = await file.SaveImageToDB(avatar);
if (newFileId == Files.File.NOT_FILES)
{
return(Resp.Fault(Resp.NONE, "修改失败"));
}
account.AvatarId = newFileId;
int suc = await db.SaveChangesAsync();
if (suc != 1)
{
return(Resp.Fault(Resp.NONE, "修改失败"));
}
// 删除旧头像文件
file.Delete(oldAvatarId);
return(Resp.Success(Resp.NONE, ""));
}
