/// <summary>
/// 读取基础数据的集合值
/// </summary>
/// <param name="tip"></param>
/// <param name="prmTip"></param>
/// <param name="parent"></param>
/// <param name="rootId"></param>
/// <param name="masterId"></param>
/// <param name="level"></param>
/// <returns></returns>
private object ReadValues(PropertyRepositoryAttribute tip, ParameterRepositoryAttribute prmTip, DomainObject parent, object rootId, object masterId, QueryLevel level)
{
using (var temp = SqlHelper.BorrowDatas())
{
var datas = temp.Item;
QueryPrimitiveValues(rootId, masterId, datas);
Type implementType = null;
if (parent == null)
{
//说明还在构造阶段,或者是内部调用
implementType = prmTip?.ImplementType ?? this.ObjectType; //middle表对应的是属性的基类类型
}
else
{
implementType = this.ObjectType; //middle表对应的是属性的基类类型
}
var list = CreateList(parent, implementType, tip.Property);
var elementType = this.ElementType;
var valueName = GeneratedField.PrimitiveValueName;
foreach (var data in datas)
{
var value = data.Get(valueName);
list.Add(value);
}
return(list);
}
}
private object ReadMembers(object parent, PropertyRepositoryAttribute tip, ParameterRepositoryAttribute prmTip, DynamicData data)
{
object rootId = null;
var rootIdName = this.Type == DataTableType.AggregateRoot
? EntityObject.IdPropertyName
: this.Root.TableIdName;
if (data.TryGetValue(rootIdName, out rootId))
{
//当前对象的编号，就是子对象的masterId
object masterId = null;
data.TryGetValue(EntityObject.IdPropertyName, out masterId);
var child = GetChildTableByRuntime(this, tip);
return(child.ReadOneToMore(prmTip, parent, rootId, masterId));
}
return(null);
}
public object ReadPropertyValue(object parent, PropertyRepositoryAttribute tip, ParameterRepositoryAttribute prmTip, DynamicData data)
{
//看对应的属性特性中是否定义了加载方法，优先执行自定义方法
object value = null;
if (tip.TryLoadData(this.ObjectType, data, out value))
{
return(value);
}
//自动加载
switch (tip.DomainPropertyType)
{
case DomainPropertyType.Primitive:
{
return(ReadPrimitive(tip, data));
}
case DomainPropertyType.PrimitiveList:
{
return(ReadPrimitiveList(tip, data));
}
case DomainPropertyType.AggregateRoot:
{
return(ReadAggregateRoot(tip, data));
}
case DomainPropertyType.ValueObject:
case DomainPropertyType.EntityObject:
case DomainPropertyType.EntityObjectPro:
{
return(ReadMember(tip, data));
}
case DomainPropertyType.EntityObjectList:
case DomainPropertyType.EntityObjectProList:
case DomainPropertyType.ValueObjectList:
case DomainPropertyType.AggregateRootList:
{
return(ReadMembers(parent, tip, prmTip, data));
}
}
return(null);
}
/// <summary>
/// 1对多的引用关系的读取
/// </summary>
/// <param name="rootId"></param>
/// <param name="id"></param>
/// <returns></returns>
private object ReadOneToMore(ParameterRepositoryAttribute prmTip, object parent, object rootId, object masterId)
{
using (var temp = SqlHelper.BorrowDatas())
{
var datas = temp.Item;
QueryRootAndSlaveIds(rootId, masterId, datas);
Type implementType = null;
if (parent == null)
{
//说明还在构造阶段,或者是内部调用
implementType = prmTip?.ImplementType ?? this.Middle.ObjectType; //middle表对应的是属性的基类类型
}
else
{
implementType = this.Middle.ObjectType; //middle表对应的是属性的基类类型
}
var list = CreateList(implementType);
var elementType = this.Middle.ElementType;
if (this.Type == DataTableType.AggregateRoot)
{
//引用了多个外部内聚根
var model = DataModel.Create(elementType);
var root = model.Root;
var slaveIdName = root.TableIdName;
var slaveTip = root.ObjectTip;
if (slaveTip.Snapshot) //如果外部内聚根是有快照的，那么当数据不存在时，加载快照
{
foreach (var data in datas)
{
var slaveId = data.Get(slaveIdName);
var item = root.QuerySingle(slaveId, QueryLevel.None);
if (((IDomainObject)item).IsEmpty())
{
//加载快照
item = model.Snapshot.QuerySingle(slaveId, QueryLevel.None);
}
list.Add(item);
}
}
else
{
foreach (var data in datas)
{
var slaveId = data.Get(slaveIdName);
var item = root.QuerySingle(slaveId, QueryLevel.None);
list.Add(item);
}
}
}
else
{
var slaveIdName = this.TableIdName;
foreach (var data in datas)
{
var slaveId = data.Get(slaveIdName);
var item = this.QuerySingle(rootId, slaveId);
if (!((IDomainObject)item).IsEmpty())
{
list.Add(item);
}
}
}
return(list);
}
}
private object ReadPrimitiveList(DomainObject parent, PropertyRepositoryAttribute tip, ParameterRepositoryAttribute prmTip, DynamicData data, QueryLevel level)
{
object rootId = null;
var rootIdName = this.Type == DataTableType.AggregateRoot
? EntityObject.IdPropertyName
: GeneratedField.RootIdName;
if (data.TryGetValue(rootIdName, out rootId))
{
//当前对象的编号，就是子对象的masterId
object masterId = null;
data.TryGetValue(EntityObject.IdPropertyName, out masterId);
var child = GetChildTableByRuntime(this, tip);
return(child.ReadValues(tip, prmTip, parent, rootId, masterId, level));
}
return(null);
}