public Result <int> Create(AssetCate cate, IAppUser user)
{
try
{
var error = Validate(cate);
if (!string.IsNullOrWhiteSpace(error))
{
return(ResultUtil.Do(ResultCodes.验证失败, 0, error));
}
cate.BeforeCreate(user);
var id = _db.Create(cate);
if (id > 0)
{
AssetCateUtil.Clear();
return(ResultUtil.Success(id));
}
return(ResultUtil.Do(ResultCodes.数据库操作失败, 0, "数据写入失败"));
}
catch (Exception ex)
{
return(ResultUtil.Exception(ex, 0));
}
}
public ActionResult Edit(int?id, int?p)
{
AssetCate entity;
if (!id.HasValue)
{
entity = new AssetCate
{
Sort = 99
};
if (p.HasValue)
{
entity.ParentId = (int)p;
var children = AssetCateUtil.All().Where(d => d.ParentId == p).ToList();
entity.Sort = !children.Any() ? 1 : children.Max(c => c.Sort) + 1;
}
}
else
{
entity = _service.Load((int)id);
if (entity == null)
{
return(new EmptyResult());
}
}
InitUi();
return(View(entity));
}
public ActionResult Edit(int id, IFormCollection collection)
{
var entity = new AssetCate();
try
{
TryUpdateModelAsync(entity);
var result = _service.Save(entity, AppUser);
return(Json(result));
}
catch (Exception ex)
{
return(Json(ResultUtil.Exception(ex)));
}
}
public Result <int> Update(AssetCate cate, IAppUser user)
{
try
{
var error = Validate(cate);
if (!string.IsNullOrWhiteSpace(error))
{
return(ResultUtil.Do(ResultCodes.验证失败, 0, error));
}
if (cate.ParentId == cate.Id)
{
return(ResultUtil.Do(ResultCodes.验证失败, 0, "不能将自身设置为上级"));
}
var children = AssetCateUtil.GetSelfAndChildrenIds(cate.Id);
if (children.Contains(cate.ParentId))
{
return(ResultUtil.Do(ResultCodes.验证失败, 0, "不能将上级分类指定为其下属"));
}
cate.BeforeUpdate(user);
var row = _db.Update(cate);
if (row > 0)
{
AssetCateUtil.Clear();
return(ResultUtil.Success(cate.Id));
}
return(ResultUtil.Do(ResultCodes.数据库操作失败, 0, "数据写入失败"));
}
catch (Exception ex)
{
return(ResultUtil.Exception(ex, 0));
}
}
public Result <int> Save(AssetCate cate, IAppUser user)
{
return(cate.Id <= 0 ? Create(cate, user) : Update(cate, user));
}
private string Validate(AssetCate cate)
{
return(string.IsNullOrWhiteSpace(cate.Name) ? "类别名称不能为空" : string.Empty);
}
