public static SyncDatabase Initialize(string baseDir, string syncDbDir)
{
var localFiles = Directory.GetFiles(baseDir, "*", SearchOption.AllDirectories);
var inside = syncDbDir.StartsWith(baseDir);
var localInfos = localFiles.Select(i =>
{
if (inside && i.StartsWith(syncDbDir))
{
return(null);
}
{
var hash = NetworkHelper.HashFileAsync(new FileInfo(i)).Result;
return(new SyncFileInfo
{
HashStr = hash.ToHashString(),
RelativePath = i.Replace(baseDir, string.Empty).TrimStart(Path.DirectorySeparatorChar),
State = SyncFileState.New,
});
}
}).Where(i => i != null).ToList();
return(new SyncDatabase
{
Files = localInfos,
});
}
private static void CheckState(string baseDir, string syncDbDir, SyncDatabase syncDb)
{
var localFiles = Directory.GetFiles(baseDir, "*", SearchOption.AllDirectories).ToList();
var dbDirInBase = syncDbDir.StartsWith(baseDir);
foreach (var stored in syncDb.Files)
{
var localFilePath = Path.Combine(baseDir, stored.RelativePath);
var localFileIdx = localFiles.IndexOf(localFilePath);
if (localFileIdx < 0)
{
stored.State = SyncFileState.Deleted;
}
else
{
var localFile = localFiles[localFileIdx];
localFiles.RemoveAt(localFileIdx);
{
var hash = NetworkHelper.HashFileAsync(new FileInfo(localFile)).Result;
var localFileHash = hash.ToHashString();
if (localFileHash != stored.HashStr)
{
stored.State = SyncFileState.Modified;
stored.HashStr = localFileHash;
}
}
}
}
var localInfos = localFiles.Select(localFile =>
{
if (dbDirInBase && localFile.StartsWith(syncDbDir))
{
return(null);
}
var localFileRelativePath = localFile.Replace(baseDir, string.Empty);
{
var hash = NetworkHelper.HashFileAsync(new FileInfo(localFile)).Result;
return(new SyncFileInfo
{
HashStr = hash.ToHashString(),
RelativePath = localFileRelativePath.TrimStart(Path.DirectorySeparatorChar),
State = SyncFileState.New,
});
}
}).Where(i => i != null).ToList();
syncDb.Files.AddRange(localInfos);
}
