public async Task StartAsync(CancellationToken cancellationToken)
{
var startedAt = DateTime.Now;
_logger.LogInformation("NCSTaskService started");
var allLines = await File.ReadAllLinesAsync(_filePath, cancellationToken);
var lines = allLines.Where(t => !string.IsNullOrEmpty(t) && !t.StartsWith("#")).ToArray();
if (lines.Length < 2)
{
throw new InvalidOperationException($"Too few lines in the file '{_filePath}");
}
var blockTree = new SVBlockTree();
int index = 2;
int count = 0;
while (index < lines.Length)
{
if (cancellationToken.IsCancellationRequested)
{
return;
}
_logger.LogDebug($"ELB: {lines[index]}");
var elbLine = new ELBLine(lines[index]); // [ELB samples = 3 patterns = 5]
_logger.LogDebug($"SV: {lines[index + 1]}");
var vector = SVVector.FromSV(lines[index + 1]); // [SV 0 0 0 0 0 0 0 1 1 1 1 0 1]
var words = Enumerable.Range(index + 2, elbLine.Patterns).Select(i => lines[i]);
_logger.LogDebug($"Words ({elbLine.Patterns}): {string.Join(' ', words)}");
var block = SVBlock.FromSV(vector, words);
blockTree = blockTree.Merge(new SVBlockTree(block));
count++;
index += elbLine.Patterns + 2;
}
var time = (DateTime.Now - startedAt).TotalSeconds;
_logger.LogInformation(string.Join(Environment.NewLine, blockTree.Children.Select(t => t.Block)));
_logger.LogInformation($"{blockTree.Count} blocks from total {count} found for total time {time}");
}
private static IEnumerable <SVBlock> ReadLines(string file)
{
var allLines = file.Split(Environment.NewLine);
var lines = allLines.Where(t => !string.IsNullOrEmpty(t) && !t.StartsWith("#")).ToArray();
var index = 2;
while (index < lines.Length)
{
var elbLine = new ELBLine(lines[index]); // [ELB samples = 3 patterns = 5]
var vector = SVVector.FromSV(lines[index + 1]); // [SV 0 0 0 0 0 0 0 1 1 1 1 0 1]
var words = Enumerable.Range(index + 2, elbLine.Patterns).Select(i => lines[i]);
var block = SVBlock.FromSV(vector, words);
yield return(block);
index += elbLine.Patterns + 2;
}
}
