private void UndoChangesInFile(FileModification fm)
{
List <string> fileToString = new List <string>();
if (ConvertFileToListString(fm.FileName, out fileToString))
{
foreach (var item in fm.Changes)
{
StringModification sm = (StringModification)item;
fileToString[sm.NumberOfString] = sm.OldString;
}
try
{
using (var undoFile = new StreamWriter(fm.FileName))
{
foreach (var item in fileToString)
{
undoFile.WriteLine(item);
}
}
} catch (Exception ex)
{
Console.Error.WriteLine(ex.Message);
Console.WriteLine("Can't undo changes in file {0} because of error in file", fm.FileName);
}
}
else
{
Console.WriteLine("Can't undo changes in file {0} because of error in file", fm.FileName);
}
}
private FileModification FmDeleteFile(string fileName)
{
var fm = new FileModification()
{
Data = DateTime.Now.Ticks, FileName = fileName, ModType = ModifType.Deleted
};
File.Copy(fileName + ".tmp", fileName + ".del", true);
return(fm);
}
public void UndoToData(long data)
{
List <string> logToString = new List <string>();
if (ConvertFileToListString(directoryPath + @"\logg", out logToString))
{
for (int i = logToString.Count - 1; i >= 0; i--)
{
try
{
FileModification fm = JsonConvert.DeserializeObject <FileModification>(logToString[i]);
if (fm != null && fm.Data > data)
{
switch (fm.ModType)
{
case ModifType.Changed:
{
UndoChangesInFile(fm);
break;
}
case ModifType.Created:
{
File.Delete(fm.FileName);
break;
}
case ModifType.Renamed:
{
File.Move(fm.NewFileName, fm.FileName);
break;
}
case ModifType.Deleted:
{
File.Move(fm.FileName + ".del", fm.FileName);
break;
}
default:
break;
}
}
}
catch (Exception ex)
{
Console.Error.WriteLine(ex.Message);
Console.WriteLine("Can't undo changes in file because of internal error");
}
}
}
File.Delete(directoryPath + @"\logg");
}
private void OnRenamed(object source, RenamedEventArgs e)
{
WatcherChangeTypes changeTypes = e.ChangeType;
Console.WriteLine("File {0} {1} to {2}", e.OldFullPath, e.FullPath, changeTypes.ToString());
var fm = new FileModification()
{
Data = DateTime.Now.Ticks, FileName = e.OldFullPath, NewFileName = e.FullPath,
ModType = ModifType.Renamed
};
Log(JsonConvert.SerializeObject(fm));
File.Copy(e.FullPath, e.FullPath + ".tmp", true);
File.Delete(e.OldFullPath + ".tmp");
}
private FileModification FmCompareFiles(string newFileName, string oldFileName)
{
var fm = new FileModification()
{
Data = DateTime.Now.Ticks, FileName = newFileName, ModType = ModifType.Changed
};
fm.Changes = new List <StringModification>();
List <string> newFileToListString;
List <string> oldFileToListString;
ConvertFileToListString(newFileName, out newFileToListString);
ConvertFileToListString(oldFileName, out oldFileToListString);
for (int i = 0; i < oldFileToListString.Count; i++)
{
if (i >= newFileToListString.Count)
{
fm.Changes.Add(new StringModification(i, oldFileToListString[i], ""));
}
else if (newFileToListString[i] != oldFileToListString[i])
{
fm.Changes.Add(new StringModification(i, oldFileToListString[i], newFileToListString[i]));
}
}
if (newFileToListString.Count > oldFileToListString.Count)
{
for (int i = oldFileToListString.Count; i < newFileToListString.Count; i++)
{
fm.Changes.Add(new StringModification(i, "", newFileToListString[i]));
}
}
Console.WriteLine(fm.FileName);
Console.WriteLine(fm.Data);
foreach (var item in fm.Changes)
{
if (item is StringModification)
{
StringModification sm = (StringModification)item;
Console.WriteLine("{0} : {1} => {2}", sm.NumberOfString, sm.OldString, sm.NewString);
}
}
return(fm);
}
