public HttpResponseMessage SaveLeftTreeMoudle(dynamic obj)
{
DBHelper <Bas_ComoditiesType> dbhelp = new DBHelper <Bas_ComoditiesType>();
int result = 0;
//新增或修改
List <dynamic> treeData = new List <dynamic>();
TreeToList(obj[0].children, treeData);
List <int> listID = new List <int>();
foreach (var item in treeData)
{
Bas_ComoditiesType _item = new Bas_ComoditiesType()
{
TypeID = item.TypeID,
ParentID = item.ParentID,
TypeName = item.TypeName,
IsValid = 1,
};
listID.Add(item.TypeID);
//-1为新增
if (item.Status == -1)
{
db.Entry <Bas_ComoditiesType>(_item).State = EntityState.Added;
}
else
{
db.Entry <Bas_ComoditiesType>(_item).State = EntityState.Modified;
}
}
//删除
foreach (var item in db.Bas_ComoditiesType.ToList())
{
if (listID.BinarySearch(item.TypeID) < 0)
{
db.Entry <Bas_ComoditiesType>(item).State = EntityState.Deleted;
}
}
result += db.SaveChanges();
return(Json(true, (result > 0) ? "保存成功！" : "保存失败"));
}
/// <summary>
/// 新增一个实体
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public int Add(T entity)
{
db.Entry <T>(entity).State = EntityState.Added;
return(db.SaveChanges());
}
