public void UpdateKnowledgeIndex(int knowledgeId, List <string> words, int creator)
{
var knowledgeIndexs = KnowledgeIndexRepository.GetKnowledgeIndexs(knowledgeId);
var keywords = knowledgeIndexs.Select(s => s.Yki_Keyword);
var enumerable = keywords as string[] ?? keywords.ToArray();
//删除数据库中存在的部分数据
var knowledgeDel = enumerable.Except(words).ToList();
var ids = new List <int>();
foreach (var delWord in knowledgeDel)
{
ids = knowledgeIndexs.Where(x => x.Yki_Keyword == delWord).Select(s => s.Yki_Id).ToList();
}
if (ids.Count > 0)
{
KnowledgeIndexRepository.Delete(ids);
}
//添加新的部分数据
var knowledgeAdd = words.Except(enumerable).ToList();
foreach (var addWord in knowledgeAdd)
{
Yw_KnowledgeIndex knowledge = new Yw_KnowledgeIndex()
{
Yki_Keyword = addWord,
Yki_KnowledgeId = knowledgeId,
Yki_CreateTime = DateTime.Now,
Yki_Creator = creator
};
KnowledgeIndexRepository.Add(knowledge);
}
}
public void AddKnowledgeIndex(List <string> words, int knowledgeId, int creator, int level)
{
foreach (var word in words)
{
Yw_KnowledgeIndex knowledgeIndex = new Yw_KnowledgeIndex()
{
Yki_Keyword = word,
Yki_Level = level,
Yki_KnowledgeId = knowledgeId,
Yki_CreateTime = DateTime.Now,
Yki_Creator = creator
};
KnowledgeIndexRepository.Add(knowledgeIndex);
}
}
