ASAP2MDFWriterExample

using jnsoft.ASAP2;
using jnsoft.Helpers;

namespace jnsoft.MDF.Examples.Writer;

/// <summary>
/// MDF Writer example.
///
/// - Loading an A2L file
/// - Recording sample data for all Measurements contained in the specified A2L file
/// - Recording a 4k raw data sample block.
///
/// Usage: ASAP2MDFWriterExample A2LFile.a2l
/// </summary>
class Program
{
  static int Main(string[] args)
  {
    if (args.Length == 0)
    { // no args -> present usage
      var appName = Extensions.AppName;
      Console.WriteLine($"{appName}({Extensions.AppVersion})");
      Console.WriteLine("\t Recording a sample MDF recording file containing:");
      Console.WriteLine("\t - All measurements from the specified A2L file");
      Console.WriteLine("\t - A 4k raw data sample block");
      Console.WriteLine($"Usage: {appName} A2LFile.a2l");
      return -1;
    }

    try
    {
      // create parser
      using var a2lParser = new A2LParser();
      // parse specified A2L file
      a2lParser.parse(args[0]);

      // get all measurements from the A2L file
      var measurements = a2lParser.Project.getNode<A2LMODULE>(false).getNodeList<A2LMEASUREMENT>(false);

      // expand measurement arrays
      var measurementList = A2LMEASUREMENT.buildDAQMeasurements(measurements);

      // Create the MDF writer
      using var writer = new MDFWriter("ASAP2UnitTest", "jnsoft", "test", "subject", "header comment");
      // add all measurements to record in the MDF file
      writer.addMeasurements(0, measurementList);

      // add a raw data block
      var rawData = new byte[0x1000];
      var rawDataHandle = writer.addRawData("Raw data", (uint)rawData.Length, "RAW_DATA_BLOCK", "Raw data block");

      // Record start of annotation
      writer.addAnnotation(0, "Start of recording");

      // Create sufficient sample record data
      var data = new byte[writer[0].getRecordSize() - 8];

      // Write 10 sample records
      for (int i = 0; i < 10; ++i)
      {
        // add measurement samples
        writer.addDataEntry(0, i + 1, data);

        // add raw data sample
        writer.addDataEntry(rawDataHandle, i + 1, rawData);
      }

      // Record end of annotation
      writer.addAnnotation(10, "End of recording");

      // Save the MDF file
      System.Diagnostics.Debug.Assert(writer.save($"test.{(writer.Type == MDFType.V4 ? "mf4" : "mdf")}"));
      return 0;
    }
    catch (Exception ex)
    {
      Console.WriteLine($"Something failed\n{ex.Message}");
      return -2;
    }
  }
}