/// <summary>
/// Parses a map from a CSV.
/// </summary>
/// <param name="reader">The reader to read from.</param>
/// <returns>The map that was read.</returns>
public static TagVersionMap ParseCsv(TextReader reader)
{
var result = new TagVersionMap();
// Skip the first line, we don't need it
if (reader.ReadLine() == null)
return result;
// Read the timestamp list and resolve each one
var timestampLine = reader.ReadLine();
if (timestampLine == null)
return result;
var timestamps = timestampLine.Split(',').Select(t =>
{
long r;
if (long.TryParse(t, NumberStyles.HexNumber, null, out r))
return r;
return -1;
});
var versions = timestamps.Select(t =>
{
EngineVersion closest;
return VersionDetection.DetectVersionFromTimestamp(t, out closest);
}).ToArray();
// Read each line and store the tag indexes in the result map
while (true)
{
var line = reader.ReadLine();
if (line == null)
break;
if (string.IsNullOrWhiteSpace(line))
continue;
// Parse each tag index as a hex number
var tags = line.Split(',');
var tagIndexes = tags.Select(t =>
{
int r;
if (int.TryParse(t, NumberStyles.HexNumber, null, out r))
return r;
return -1;
}).ToArray();
// Now connect all of them to the first tag
for (var i = 1; i < tagIndexes.Length; i++)
{
if (tagIndexes[i] >= 0)
result.Add(versions[0], tagIndexes[0], versions[i], tagIndexes[i]);
}
}
return result;
}
/// <summary>
/// Parses a map from a CSV.
/// </summary>
/// <param name="reader">The reader to read from.</param>
/// <returns>The map that was read.</returns>
public static TagVersionMap ParseCsv(TextReader reader)
{
var result = new TagVersionMap();
// Skip the first line, we don't need it
if (reader.ReadLine() == null)
{
return(result);
}
// Read the timestamp list and resolve each one
var timestampLine = reader.ReadLine();
if (timestampLine == null)
{
return(result);
}
var timestamps = timestampLine.Split(',').Select(t =>
{
long r;
if (long.TryParse(t, NumberStyles.HexNumber, null, out r))
{
return(r);
}
return(-1);
});
var versions = timestamps.Select(t =>
{
EngineVersion closest;
return(VersionDetection.DetectVersionFromTimestamp(t, out closest));
}).ToArray();
// Read each line and store the tag indexes in the result map
while (true)
{
var line = reader.ReadLine();
if (line == null)
{
break;
}
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
// Parse each tag index as a hex number
var tags = line.Split(',');
var tagIndexes = tags.Select(t =>
{
int r;
if (int.TryParse(t, NumberStyles.HexNumber, null, out r))
{
return(r);
}
return(-1);
}).ToArray();
// Now connect all of them to the first tag
for (var i = 1; i < tagIndexes.Length; i++)
{
if (tagIndexes[i] >= 0)
{
result.Add(versions[0], tagIndexes[0], versions[i], tagIndexes[i]);
}
}
}
return(result);
}