//合并（测试）
public void merge()
{
List <int> parentid = new List <int>();
List <CataItem> list = new List <CataItem>();
using (var cmd = m_liteDB.CreateCommand())
{
//查询所有修改过后的结点
cmd.CommandText = "SELECT id,newname,parent FROM catalog where identifying =2";
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
//组装字典
CataItem item = new CataItem();
int a = reader.GetInt32(0);
string ab = reader.GetString(1);
item.Id = reader.GetInt32(0);
item.Name = reader.GetString(1);
parentid.Add(reader.GetInt32(2));
list.Add(item);
}
}
}
LiteDB NewliteDB = new LiteDB(m_folder);
NewliteDB.Open(0);
using (var newcmd = NewliteDB.CreateCommand())
{
for (int j = 0; j < list.Count; j++)
{
newcmd.CommandText = string.Format("SELECT id,name,parent FROM catalog where id='{0}'", parentid[j]);
using (var updatereader = newcmd.ExecuteReader())
{
if (updatereader.Read())
{
using (var updatecom = NewliteDB.CreateCommand())
{
updatecom.CommandText = string.Format("UPDATE catalog set name='{0}',audit='{1}' where id={2}", list[j].Name, 1, list[j].Id);
updatecom.ExecuteScalar();
}
}
else
{
using (var cmd = m_liteDB.CreateCommand())
{
cmd.CommandText = string.Format("SELECT id,name,parent FROM catalog where id='{0}'", parentid[j]);
using (var readerparent = cmd.ExecuteReader())
{
while (readerparent.Read())
{
using (var addcom = NewliteDB.CreateCommand())
{
addcom.CommandText = string.Format("insert into catalog(id,name,parent) values('{0}','{1}','{2}')", readerparent.GetInt32(0), readerparent.GetString(1), readerparent.GetInt32(2));
addcom.ExecuteScalar();
}
}
}
using (var updatecom = NewliteDB.CreateCommand())
{
updatecom.CommandText = string.Format("UPDATE catalog set name='{0}',audit='{1}' where id={2}", list[j].Name, 1, list[j].Id);
updatecom.ExecuteScalar();
}
}
}
}
}
}
NewliteDB.Close();
}
//合并（测试）
public string merge2()
{
List <CataItem> list = new List <CataItem>();
List <int> parentid = new List <int>();
using (var cmd = m_liteDB.CreateCommand())
{
cmd.CommandText = "SELECT id,name,parent FROM catalog where identifying =0";
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
//组装字典
CataItem item = new CataItem();
item.Id = reader.GetInt32(0);
item.Name = reader.GetString(1);
parentid.Add(reader.GetInt32(2));
list.Add(item);
}
}
}
//打开下载的文件
LiteDB NewliteDB = new LiteDB(m_folder);
NewliteDB.Open(0);
using (var newcmd = NewliteDB.CreateCommand())
{
for (int j = 0; j < parentid.Count; j++)
{
newcmd.CommandText = string.Format("SELECT id,name,parent FROM catalog where id='{0}'", parentid[j]);
using (var reader = newcmd.ExecuteReader())
{
if (reader.Read())
{
using (var addcom = NewliteDB.CreateCommand())
{
addcom.CommandText = string.Format("insert into catalog(id,name,parent,audit) values('{0}','{1}','{2}','{3}')", list[j].Id, list[j].Name, parentid[j], 1);
addcom.ExecuteScalar();
}
}
else
{
using (var cmd = m_liteDB.CreateCommand())
{
cmd.CommandText = string.Format("SELECT id,name,parent FROM catalog where id='{0}'", parentid[j]);
using (var readerparent = cmd.ExecuteReader())
{
while (readerparent.Read())
{
using (var addcom = NewliteDB.CreateCommand())
{
addcom.CommandText = string.Format("insert into catalog(id,name,parent) values('{0}','{1}','{2}')", readerparent.GetInt32(0), readerparent.GetString(1), readerparent.GetInt32(2));
addcom.ExecuteScalar();
}
}
}
using (var addcom = NewliteDB.CreateCommand())
{
addcom.CommandText = string.Format("insert into catalog(id,name,parent,audit) values('{0}','{1}','{2}','{3}')", list[j].Id, list[j].Name, parentid[j], 1);
addcom.ExecuteScalar();
}
}
}
}
}
}
NewliteDB.Close();
Updatetreeview();
return("a");
}
//读数据库树形节点
private void LoadCatalog()
{
var dictPID = new Dictionary <int, int>();
dictCatalog = new Dictionary <int, CataItem>();
using (var cmd = m_liteDB.CreateCommand())
{
if (ServerManagement.id == 1)
{
cmd.CommandText = "SELECT id,name,parent,newname,audit FROM catalog ";
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
//组装字典
CataItem item = new CataItem();
item.Id = reader.GetInt32(0);
item.Name = reader.GetString(1);
item.NewName = reader.GetString(3);
//item.Audit = reader.GetInt32(4).ToString();
if (reader.GetInt32(4) == 1)
{
item.Audit = "未审核";
}
else
{
item.Audit = "";
}
dictCatalog.Add(reader.GetInt32(0), item);
//0位当前id, 2位父节点id
dictPID.Add(item.Id, reader.GetInt32(2));
}
}
}
else
{
cmd.CommandText = string.Format("SELECT id,name,parent,newname,NameID FROM catalog where NameID='{0}' or audit=0 ", ServerManagement.id);
using (var reader = cmd.ExecuteReader())
{
while (reader.Read())
{
CataItem item = new CataItem();
item.Id = reader.GetInt32(0);
if (reader.GetString(3) != "" && ServerManagement.id != 0)
{
item.Name = reader.GetString(3);
}
else
{
item.Name = reader.GetString(1);
}
//if (reader.GetInt32(4) != -1)
//{
item.NameId = reader.GetInt32(4);
//}
item.Audit = "";
dictCatalog.Add(reader.GetInt32(0), item);
//组装字典
//0位当前id, 2位父节点id
dictPID.Add(item.Id, reader.GetInt32(2));
}
}
}
//对 父子节点进行组装
foreach (var key in dictCatalog.Keys)
{
//找到当前节点
var c = dictCatalog[key];
//获取当前节点的父节点id
var parentID = dictPID[c.Id];
if (dictCatalog.ContainsKey(parentID))
{
//获取父节点对象
var parent = dictCatalog[parentID];
//指定当前节点的父节点
c.Parent = parent;
//给父节点的Children集合加入当前节点
parent.Children.Add(c);
}
}
}
}
