/// <summary>
/// 向集合追加一个成员
/// </summary>
/// <param name="findExp"></param>
/// <param name="member"></param>
public void Push(string findExp, DTObject member)
{
ValidateReadOnly();
DTEList entity = FindEntity <DTEList>(findExp, false);
if (entity == null)
{
var query = QueryExpression.Create(findExp);
_root.SetEntity(query, (name) =>
{
var dte = DTOPool.CreateDTEList(this.IsPinned);
dte.Name = name;
return(dte);
});
entity = FindEntity <DTEList>(findExp, true);
}
;
if (member == null)
{
return;
}
entity.Push(member);
}
private DTEList CreateListEntity(string name, IEnumerable list)
{
var dte = DTOPool.CreateDTEList(this.IsPinned);
dte.Name = name;
foreach (var item in list)
{
dte.CreateAndPush((dto) =>
{
dto.SetValue(item);
});
}
return(dte);
}
private static void FillEntities(List <DTEntity> entities, CodeTreeNode node, bool isReadOnly, bool isPinned)
{
var name = JSON.GetStringValue(node.Name.ToString());
if (node.Type == CodeType.Object)
{
var members = DTOPool.CreateDTEntities(isPinned);
//收集成员
foreach (CodeTreeNode item in node.Childs)
{
FillEntities(members, item, isReadOnly, isPinned);
}
var obj = DTOPool.CreateDTEObject(members, isPinned);
obj.Name = name;
entities.Add(obj);
}
else if (node.Type == CodeType.List)
{
var childs = DTOPool.CreateObjects(isPinned);
using (var temp = DTOPool.EntitiesPool.Borrow())
{
//收集成员
var tempChilds = temp.Item;
foreach (CodeTreeNode item in node.Childs)
{
FillEntities(tempChilds, item, isReadOnly, isPinned);
}
foreach (var e in tempChilds)
{
var item = CreateDTObject(e, isReadOnly, isPinned);
childs.Add(item);
}
}
var list = DTOPool.CreateDTEList(childs, isPinned);
list.Name = name;
entities.Add(list);
}
else
{
object value = node.Type == CodeType.StringValue ? JSON.GetStringValue(node.Value) : JSON.GetValue(node.Value);
var dte = DTOPool.CreateDTEValue(name, value, isPinned);
entities.Add(dte);
}
}
private DTEList GetOrCreateList(string findExp)
{
DTEList entity = FindEntity <DTEList>(findExp, false);
if (entity == null)
{
var query = QueryExpression.Create(findExp);
_root.SetEntity(query, (name) =>
{
var dte = DTOPool.CreateDTEList(this.IsPinned);
dte.Name = name;
return(dte);
});
entity = FindEntity <DTEList>(findExp, true);
}
return(entity);
}
/// <summary>
/// 如果不存在findExp对应的列表，那么创建
/// </summary>
/// <param name="findExp"></param>
public void SetList(string findExp)
{
ValidateReadOnly();
DTEList entity = FindEntity <DTEList>(findExp, false);
if (entity == null)
{
var query = QueryExpression.Create(findExp);
_root.SetEntity(query, (name) =>
{
var dte = DTOPool.CreateDTEList(this.IsPinned);
dte.Name = name;
return(dte);
});
}
;
}
/// <summary>
/// 仅克隆结构
/// </summary>
/// <returns></returns>
public override DTEntity Clone()
{
return(DTOPool.CreateDTEList(this.Name, this.ItemTemplate, this.Items, this.IsPinned));
}