//分时读入，一次性读入会造成界面没有响应
public ImportResult Import(string importInf)
{
DateTime start = DateTime.Now;
long offset = 0;
try
{
if (!File.Exists(importInf))
{
TipsCenter.Ins.TagImportInf = "SqlTagDB Import Finished! == FileNotExist";
return(ImportResult.Finished);
}
string tmp = File.ReadAllText(CfgUserPath.Offset_SQLite);
long.TryParse(tmp, out offset);
System.IO.FileInfo fi = new System.IO.FileInfo(importInf);
//如果文件已经读到尾部，直接返回
if (offset >= fi.Length - 2)
{
TipsCenter.Ins.TagImportInf = "SqlTagDB Import Finished!";
return(ImportResult.Finished);
}
TipsCenter.Ins.TagImportInf = string.Format("SqlTagDB Import:{0}/{1}", offset, fi.Length);
FileStream fs = new FileStream(importInf, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
StreamReader r = new StreamReader(fs);
r.SetPosition(offset);
//r.BaseStream.Seek(offset, SeekOrigin.Begin);
//for (int i = 0; i < 10; i++)
while ((DateTime.Now - start).TotalMilliseconds < 1000)
{
string ln = r.ReadLine();
if (ln != null && ln.Trim().Length > 0 &&
ln.Trim()[0] == '{' && ln.Trim().EndsWith("}")) //是一个json
{
TagDBCmd cmd = JsonConvert.DeserializeObject <TagDBCmd>(ln);
if (cmd != null)
{
Run(cmd);
offset = r.GetPosition();
int next = r.Peek();
if (next != '{' && next != ' ' && next != -1)//下一个cmd应该是{开头
{
//TODO ,如何自动恢复？
System.Diagnostics.Debug.Assert(false);
}
r.SetPosition(offset);
next = r.Peek();
if (next != '{' && next != ' ' && next != -1)//下一个cmd应该是{开头
{
//TODO ,如何自动恢复？
System.Diagnostics.Debug.Assert(false);
}
}
}
else
{
break;
}
}
r.Close();
fs.Close();
}
catch (Exception ee)
{
Logger.E(ee);
}
File.WriteAllText(CfgUserPath.Offset_SQLite, offset.ToString());
ChangeNotify();
//if (!File.Exists(importInf)) return 0;
//int newCnt = 0, uptCnt = 0;
//Hashtable title2GUtag = new Hashtable();
//string[] lns = File.ReadAllLines(importInf);
//List<GUTag> oldGUTags = new List<GUTag>();
//foreach (string ln in lns)
//{
// GUTag iTag = JsonConvert.DeserializeObject<GUTag>(ln);
// if (iTag != null)
// {
// GUTag oTag = QueryTag(iTag.Id);
// if(oTag==null)
// {
// SaveAndUpdateCache(iTag);
// newCnt++;
// }
// else if(!iTag.IsSame(oTag))
// {
// SaveAndUpdateCache(GUTag.MergeTag(iTag, oTag));
// uptCnt++;
// }
// else
// {
// //两边完全相同，不用处理
// }
// }
//}
//ChangeNotify();
return(ImportResult.NotFinished);
}
public int Run(TagDBCmd cmd)
{
if (CmdGuidDB.Ins.Exist(cmd.GetOptID()))
{
return(0);
}
lock (this)
{
SuspendChangeNotify = true;
try
{
switch (cmd.Type)
{
case TagDBCmdType.NewTag:
if (cmd.Args.Count == 1)
{
NewTag(GUTag.Parse(cmd.Args[0]));
}
break;
case TagDBCmdType.RemoveTag:
if (cmd.Args.Count == 1)
{
RemoveTag(GUTag.Parse(cmd.Args[0]));
}
break;
case TagDBCmdType.SetParent:
if (cmd.Args.Count == 2)
{
SetParent(GUTag.Parse(cmd.Args[0]), GUTag.Parse(cmd.Args[1]));
}
break;
case TagDBCmdType.ResetParent:
if (cmd.Args.Count == 2)
{
ResetParent(GUTag.Parse(cmd.Args[0]), GUTag.Parse(cmd.Args[1]));
}
break;
case TagDBCmdType.ChangeTitle:
if (cmd.Args.Count == 2)
{
ChangeTitle(GUTag.Parse(cmd.Args[0]), cmd.Args[1]);
}
break;
case TagDBCmdType.MergeAlias:
if (cmd.Args.Count == 2)
{
ResetParent(GUTag.Parse(cmd.Args[0]), GUTag.Parse(cmd.Args[1]));
}
break;
case TagDBCmdType.ChangeChildPos:
if (cmd.Args.Count == 2)
{
ChangeChildPos(GUTag.Parse(cmd.Args[0]), int.Parse(cmd.Args[1]));
}
break;
case TagDBCmdType.SetParentWithPreBrother:
if (cmd.Args.Count == 3)
{
SetParentWithPreBrother(GUTag.Parse(cmd.Args[0]), GUTag.Parse(cmd.Args[1]), GUTag.Parse(cmd.Args[2]));
}
break;
case TagDBCmdType.SetPath:
if (cmd.Args.Count == 2)
{
SetPath(GUTag.Parse(cmd.Args[0]), cmd.Args[1]);
}
break;
case TagDBCmdType.ReplacePath:
if (cmd.Args.Count == 2)
{
ReplacePath(cmd.Args[0], cmd.Args[1]);
}
break;
}
}
finally
{
SuspendChangeNotify = false;
}
return(0);
}
}
private void SaveCmd(TagDBCmd cmd)
{
CmdHistory.Ins.Save(LogType.TagLog, cmd);
}
