public async Task <IResultModel> BindBtn(MenuButtonBindModel model)
{
if (!await _menuRepository.ExistsAsync(m => m.Id == model.MenuId))
{
return(ResultModel.Failed("菜单不存在"));
}
try
{
_dbContext.Db.BeginTran();
await _menuButtonRepository.DeleteAsync(m => m.MenuId == model.MenuId, _dbContext.Db);
model.Buttons.ForEach(m => { m.MenuId = model.MenuId; });
await _menuButtonRepository.InsertRangeAsync(model.Buttons, _dbContext.Db);
_dbContext.Db.CommitTran();
}
catch (Exception ex)
{
_dbContext.Db.RollbackTran();
return(ResultModel.Failed(ex.Message));
}
return(ResultModel.Success());
}
/// <summary>
/// 删除按钮，若有子项则不能删除
/// </summary>
/// <param name="id">按钮Id</param>
public Task <int> Delete(string id)
{
if (menuButtonRepo.IQueryable().Count(t => t.ParentId.Equals(id)) > 0)
{
throw new Exception("删除失败！操作的对象包含了下级数据。");
}
else
{
return(menuButtonRepo.DeleteAsync(t => t.Id == id));
}
}