public Task <Errorable <CommitID> > ResolvePartialID(CommitID.Partial id)
{
FileInfo[] fis = system.getPathsByPartialID(id);
if (fis.Length == 1)
{
return(Task.FromResult(CommitID.TryParse(id.ToString().Substring(0, 2) + fis[0].Name)));
}
if (fis.Length == 0)
{
return(Task.FromResult((Errorable <CommitID>) new CommitIDPartialNoResolutionError(id)));
}
return(Task.FromResult((Errorable <CommitID>) new CommitIDPartialAmbiguousResolutionError(id, fis.SelectAsArray(f => CommitID.TryParse(id.ToString().Substring(0, 2) + f.Name).Value))));
}
public SqlCommand ConstructCommand(SqlConnection cn)
{
string cmdText = String.Format(
@"SELECT [{0}] FROM {1}{2}{3} WHERE LEFT(LEFT(RIGHT(master.dbo.fn_varbintohexstr([{0}]), 42), 40), LEN(@partialid)) = @partialid",
Tables.TablePKs_Commit.Single(),
Tables.TableName_Commit,
"", // no alias
Tables.TableFromHint_Commit
);
SqlCommand cmd = new SqlCommand(cmdText, cn);
cmd.AddInParameter("@partialid", new SqlString(_id.ToString()));
return(cmd);
}
internal FileInfo[] getPathsByPartialID(CommitID.Partial partial)
{
DirectoryInfo objDir = getObjectsDirectory();
string idStr = partial.ToString();
string path = System.IO.Path.Combine(objDir.FullName, idStr.Substring(0, 2));
var di = new DirectoryInfo(path);
if (!di.Exists)
{
return(new FileInfo[0]);
}
return(di.GetFiles(idStr.Substring(2) + "*"));
}