public ActionResult AddKnowledge(DtoKnowledgeRequest inputModel)
{
try
{
KnowledgeBll knowledgeBll = new KnowledgeBll();
//var knowledge = inputModel.ConvertTo<Yw_Knowledge>();
if (inputModel.Ykl_Id > 0)
{
inputModel.Ykl_Editor = CurrentUserID;
knowledgeBll.Update(inputModel);
}
else
{
inputModel.Ykl_Creator = CurrentUserID;
inputModel.Ykl_Editor = CurrentUserID;
knowledgeBll.Add(inputModel);
}
return(Json(new JsonSimpleResponse()
{
State = true, ErrorMsg = "操作成功"
}));
}
catch (Exception ex)
{
return(Json(new JsonSimpleResponse()
{
State = false, ErrorMsg = "请选择父知识点"
}));
}
}
public void Add(DtoKnowledgeRequest request)
{
using (TransactionScope scope = new TransactionScope())
{
try
{
var entity = request.ConvertTo <Yw_Knowledge>();
entity.Ykl_CreateTime = DateTime.Now;
entity.Ykl_UpdateTime = DateTime.Now;
if (entity.Ykl_Level == (int)KnowledgeEnum.一级知识点)
{
int knowledgeId = KnowledgeRepository.Add(entity);
var knowledge = KnowledgeRepository.Get(knowledgeId);
knowledge.Ykl_Path = "/" + knowledgeId;
KnowledgeRepository.Update(knowledge);
}
else
{
int knowledgeId = KnowledgeRepository.Add(entity);
//获取父级节点
var parent = KnowledgeRepository.Get(entity.Ykl_ParentId);
//获取当前节点
var knowledge = KnowledgeRepository.Get(knowledgeId);
knowledge.Ykl_Path = parent.Ykl_Path + "/" + knowledgeId;
KnowledgeRepository.Update(knowledge);
parent.Ykl_IsLeaf = true;
KnowledgeRepository.Update(parent);
}
var words = GetWords(entity.Ykl_Name, entity.Ykl_Keywords);
AddKnowledgeIndex(words, entity.Ykl_Id, entity.Ykl_Creator, entity.Ykl_Level);
scope.Complete();
}
catch (Exception ex)
{
RollbackTran();
throw ex;
}
}
}
public void Update(DtoKnowledgeRequest entity)
{
using (TransactionScope scope = new TransactionScope())
{
try
{
//查询当前知识点
var knowledge = KnowledgeRepository.Get(entity.Ykl_Id);
//查询新的父知识点
var parent = knowledgeRepository.Get(entity.Ykl_ParentId);
//如果知识点等级大于1，则不是顶级节点，修改其子节点的所有path
if (knowledge.Ykl_Level != (int)KnowledgeEnum.一级知识点)
{
var oldPath = knowledge.Ykl_Path;
var newPath = parent.Ykl_Path + "/" + entity.Ykl_Id;
for (int i = 0; i < 100; i++)
{
if (oldPath == newPath)
{
break;
}
int result = knowledgeRepository.UpdatePath(oldPath, newPath);
if (result > 0)
{
Thread.Sleep(100);
continue;
}
break;
}
}
//旧的父知识点Id
var oldParent = knowledgeRepository.Get(knowledge.Ykl_ParentId);
knowledge.Ykl_Name = entity.Ykl_Name;
knowledge.Ykl_Keywords = entity.Ykl_Keywords;
knowledge.Ykl_ParentId = entity.Ykl_ParentId;
if (entity.Ykl_ResourceId > 0)
{
knowledge.Ykl_ResourceId = entity.Ykl_ResourceId;
}
knowledge.Ykl_UpdateTime = DateTime.Now;
knowledge.Ykl_Editor = entity.Ykl_Editor;
KnowledgeRepository.Update(knowledge);
if (oldParent != null && knowledge.Ykl_Level != (int)KnowledgeEnum.四级知识点)
{
//判断旧的父节点是否还存在其他子节点，如不存在则修改IsLeaf
var oldLeaf = KnowledgeRepository.IsLeaf(oldParent.Ykl_Id);
if (!oldLeaf)
{
oldParent.Ykl_IsLeaf = false;
KnowledgeRepository.Update(oldParent);
}
//判断新的父节点IsLeaf是否为true，不为true修改
if (!parent.Ykl_IsLeaf)
{
parent.Ykl_IsLeaf = true;
KnowledgeRepository.Update(parent);
}
}
var words = GetWords(entity.Ykl_Name, entity.Ykl_Keywords);
UpdateKnowledgeIndex(knowledge.Ykl_Id, words, entity.Ykl_Creator);
scope.Complete();
}
catch (Exception ex)
{
RollbackTran();
throw ex;
}
}
}
