parseCoordinates function

@visibleForTesting void parseCoordinates(Subtitle subtitle, String chunk1)

Implementation

@visibleForTesting
void parseCoordinates(Subtitle subtitle, String chunk1) {
  final RegExp detectCoordination = RegExp(r'((X|Y)(\d)):(\d\d\d)');

  final Iterable<Match> result = detectCoordination.allMatches(chunk1);

  if (result.length != 0) {
    List listOfXs =
        result.where((Match match) => match.group(2) == 'X').toList();

    //divide by 2 and create a Coordination of each X:Y group
    for (Match item in listOfXs) {
      int number = int.parse(item.group(3)!);
      Match matchingY = result.firstWhere((Match matchY) {
        return (matchY.group(2) == 'Y' && int.parse(matchY.group(3)!) == number);
      });

      Line parsedLine = Line(subtitle.rawLines[listOfXs.indexOf(item)]);
      parsedLine.coordinates = Coordinates(
          x: int.parse(item.group(4)!), y: int.parse(matchingY.group(4)!));

      subtitle.parsedLines.add(parsedLine);
    }
  } else {
    for (String line in subtitle.rawLines) {
      Line parsedLine = Line(line);
      subtitle.parsedLines.add(parsedLine);
    }
  }
}