private void ChangeName(string newVarName)
{
if (string.IsNullOrEmpty(_Name) || _Name.Equals(newVarName))
{
return;
}
// Document 可能重复，要先用 HashSet 收集，然后更新数据。
HashSet <Document> docsNeedUpdateData = new HashSet <Document>();
docsNeedUpdateData.Add(Parent.Document);
foreach (var reff in Parent.ReferenceFroms.Values)
{
var refBeanDefine = FormMain.Instance.Documents.SearchReference(reff.FullName);
switch (reff.Reason)
{
case BeanDefine.ReferenceFrom.Reasons.List:
docsNeedUpdateData.Add(refBeanDefine.Document);
break;
case BeanDefine.ReferenceFrom.Reasons.Foreign:
var beanFullName = Parent.FullName();
var refVar = refBeanDefine.GetVariable(reff.VarName);
// beanFullName 肯定是 root，不会由于变量改名而变化。
refVar._Foreign = $"{beanFullName}:{newVarName}"; // 引用保持不变。
break;
}
}
foreach (var doc in docsNeedUpdateData)
{
UpdateData(doc, newVarName);
}
// 检查ref是否自动创建的（Var同名）。如果是则自动改名。
if (this.Type == EType.List && Value.Equals(FullName()))
{
Reference.Name = newVarName;
}
Reference?.RemoveReferenceFrom(this, null, null, true);
_Name = newVarName;
var reason = this.Type == EType.List ? BeanDefine.ReferenceFrom.Reasons.List : BeanDefine.ReferenceFrom.Reasons.Foreign;
Reference?.AddReferenceFrom(this, reason);
Parent.Document.IsChanged = true;
}