void _InsertChildren(TableEntityBase info)
{
PropertyInfo[] ForeignKeys = info.GetForeignKey();
if (!ForeignKeys.IsEmpty()) //有子表,处理子表
{
ForeignKeys.ForEach(key => //主表里记录子表的列表
{
if (key.IsArray() && key.GetChildren().BaseOn <TableEntityBase>())
{
key.ForEach(info, (TableEntityBase item) =>
{
List <ForeignKeyAttribute> attrs = key.GetAttributes <ForeignKeyAttribute>();
attrs.ForEach(a =>
{
item.SetPropertyValue(a.ChildrenKey, info.GetPropertyValue(a.ParentKey));
});
Insert(item);
});
}
else
{
throw new Exception($"属性{key.Name}必须是EntityBase的广义数组");
}
});
}
}
void _DeleteChildren(TableEntityBase info)
{
PropertyInfo[] ForeignKeys = info.GetForeignKey();
if (!ForeignKeys.IsEmpty()) //有子表,处理子表
{
ForeignKeys.ForEach(key => //主表里记录子表的列表
{
if (key.IsArray() && key.GetChildren().BaseOn <TableEntityBase>())
{
List <ForeignKeyAttribute> attrs = key.GetAttributes <ForeignKeyAttribute>();
TableEntityBase edel = TableEntityBase.Create(key.GetChildren());
attrs.ForEach(attr =>
{
edel.GetType().GetProperty(attr.ChildrenKey).SetValue(edel, info.GetPropertyValue(attr.ParentKey), null);
});
_DeleteChildren(edel);
DeleteList(edel);
}
else
{
throw new Exception($"属性{key.Name}必须是EntityBase的广义数组");
}
});
}
}