/// <summary>
///
/// </summary>
/// <param name="root"></param>
/// <param name="parent"></param>
/// <param name="current"></param>
/// <param name="tip"></param>
/// <param name="data"></param>
/// <returns>当内部成员发生变化，返回true</returns>
private bool UpdateAndCollectChangedValue(DomainObject root, DomainObject parent, DomainObject current, PropertyRepositoryAttribute tip, DynamicData data)
{
switch (tip.DomainPropertyType)
{
case DomainPropertyType.Primitive:
{
if (current.IsPropertyChanged(tip.Property))
{
var value = GetPrimitivePropertyValue(current, tip);
data.Add(tip.PropertyName, value);
return(true);
}
}
break;
case DomainPropertyType.PrimitiveList:
{
if (current.IsPropertyChanged(tip.Property))
{
//删除老数据
var child = GetChildTableByRuntime(this, tip);
child.DeleteMiddleByMaster(root, current);
var value = current.GetValue(tip.Property);
//仅存中间表
var values = GetValueListData(value);
child.InsertMiddle(root, current, values);
return(true);
}
}
break;
//case DomainPropertyType.ValueObject:
// {
// if (current.IsPropertyChanged(tip.Property))
// {
// //删除原始数据
// DeleteMemberByOriginalData(root, parent, current, tip);
// //新增数据
// InsertAndCollectValueObject(root, parent, current, tip, data);
// return true;
// }
// }
// break;
case DomainPropertyType.AggregateRoot:
{
if (current.IsPropertyChanged(tip.Property))
{
var field = GetQuoteField(this, tip.PropertyName);
object obj = current.GetValue(tip.Property);
var id = GetObjectId(obj);
data.Add(field.Name, id);
return(true);
}
}
break;
case DomainPropertyType.ValueObject: //虽然值对象的成员不会变，但是成员的成员也许会改变
case DomainPropertyType.EntityObject:
{
if (current.IsPropertyChanged(tip.Property))
{
var obj = current.GetValue(tip.Property) as DomainObject;
if (tip.DomainPropertyType == DomainPropertyType.ValueObject)
{
(obj as IValueObject).TrySetId(Guid.NewGuid());
}
var id = GetObjectId(obj);
var field = GetQuoteField(this, tip.PropertyName);
data.Add(field.Name, id); //收集外键
//删除原始数据
DeleteMemberByOriginalData(root, parent, current, tip);
//保存引用数据
if (!obj.IsEmpty())
{
var child = GetRuntimeTable(this, tip.PropertyName, obj.ObjectType);
child.InsertMember(root, current, obj);
}
return(true);
}
else if (current.IsPropertyDirty(tip.Property))
{
//如果引用的内聚成员是脏对象，那么需要修改
var obj = current.GetValue(tip.Property) as DomainObject;
if (!obj.IsEmpty())
{
//从衍生表中找到对象表
var child = GetRuntimeTable(this, tip.PropertyName, obj.ObjectType);
child.UpdateMember(root, parent, obj);
}
return(true);
}
}
break;
case DomainPropertyType.AggregateRootList:
{
if (current.IsPropertyChanged(tip.Property))
{
//删除老数据
var child = GetChildTableByRuntime(this, tip);
child.Middle.DeleteMiddleByMaster(root, current);
//追加新数据
var objs = current.GetValue(tip.Property) as IEnumerable;
child.Middle.InsertMiddle(root, current, objs);
return(true);
}
}
break;
case DomainPropertyType.ValueObjectList:
case DomainPropertyType.EntityObjectList:
{
if (current.IsPropertyChanged(tip.Property))
{
//引用关系发生了变化，删除重新追加
//这里要注意，需要删除的是数据库的数据，所以要重新读取
//删除原始数据
DeleteMembersByOriginalData(root, parent, current, tip);
//加入新数据
InsertMembers(root, parent, current, tip);
return(true);
}
else if (current.IsPropertyDirty(tip.Property))
{
//引用关系没变，只是数据脏了
UpdateMembers(root, parent, current, tip);
return(true);
}
}
break;
}
return(false);
}