using System;
using phcs_TedKit2;

namespace com.nxp.cai.tedkit2 {
  class Example {
    /**
     * Evaluates the given status code and prints message in case it is 
     * different than PHTEDKITSTATUS_OK.
     *
     * @param status The status code being evaluated.
     * @return Returns true if status is PHTEDKITSTATUS_SUCCESS, false 
     * otherwise.
     */
    private static bool evalStatus(ushort status) {
      if (status != API.ReturnCode.PHTEDKITSTATUS_OK) {
        Console.WriteLine(
          "Error code " + status + "(0x" + status + ") returned.");
        return false;
      }

      return true;
    }

    public static int Main(string[] args) {
      API api = null;

      try {
        // An instance of the API library.
        api = new API();
        // An instance of the I/O data structure used to exchange data with 
        // the TED-Kit 2 Library.
        API.IOData ioData = new API.IOData();
        
        // Ask for all connected FTDI devices.
        ioData.Function = API.Function.PHTEDKITIOFKT_GET_DEVICE_NUMBER;
        api.Run(API.Layer.PHTEDKITCOMPID_IO, ioData);
        if (!evalStatus(ioData.StatusCode)) {
          Console.WriteLine("Unable to retreive connected devices.");
          return 1;
        }

        Console.WriteLine(
          "Number of devices found: " + ioData.DeviceNum + "\n");

        // make sure at least one device is available
        if (ioData.DeviceNum == 0) {
          Console.WriteLine("No TED-Kit-2 detected, tests aborted.");
          return 1;
        }

        // list all FTDI devices connected and use the first 
        // with the vendor-and-product ID for NXP TED-Kit-2 found
        ushort index = 0;
        Boolean found = false;
        ioData.Function = API.Function.PHTEDKITIOFKT_GET_DEVICE_INFODETAIL;
        for (ushort i = 0; i < ioData.DeviceNum; i++) {
          ioData.Port = i;
          api.Run(API.Layer.PHTEDKITCOMPID_IO, ioData);
          if (evalStatus(ioData.StatusCode)) {
            Console.WriteLine("No           : {0}", i);
            Console.WriteLine("Flags        : {0}", ioData.Flags);
            Console.WriteLine("Type         : {0}", ioData.Type);
            Console.WriteLine("DeviceID     : {0:X}", ioData.ID);
            Console.WriteLine("LocID        : {0}", ioData.LocId);
            Console.WriteLine("SerialNumber : {0}", 
                API.toString(ioData.SerialNumber));
            Console.WriteLine("Description  : {0}", 
                API.toString(ioData.Description));

            if ((ioData.ID == API.PHTEDKITUSB_VIDPID) && !found) {
              found = true;
              index = i;
            }
          } else {
            Console.WriteLine(
              "Unable to retreive information for device #{0}", i);
            Console.WriteLine();
          }
        }

        if (!found) {
          Console.WriteLine(
            "No NXP TED-Kit-2 device found, test aborted.");
          return 1;
        } 

        Console.WriteLine("Device being used: #{0}", index);

        // open the device
        Console.WriteLine();
        Console.WriteLine("Open");
        ioData.Port = index;
        ioData.Function = API.Function.PHTEDKITIOFKT_OPEN;
        ioData.OpenMode = API.PHTEDKITIOFKT_NORMAL_OPERATION;
        api.Run(API.Layer.PHTEDKITCOMPID_IO, ioData);
        if (!evalStatus(ioData.StatusCode)) {
          Console.WriteLine("Unable to open device #{0}", index);
          return 1;
        }

        // ////////////////////////////////////////////////////////////////

        API.BaseData baseData = new API.BaseData();

        // GetFWVersion
        Console.WriteLine();
        Console.WriteLine("GetFWVersion");
        baseData.Function = API.Function.PHTEDKITBASEAPIFKT_GETFWVERSION;
        api.Run(API.Layer.PHTEDKITCOMPID_BASEAPI, baseData);
        if (evalStatus(baseData.StatusCode)) {
          Console.WriteLine("Firmware Code    : {0}", baseData.RxData1);
          Console.WriteLine("Firmware Version : {0}.{1}", 
              baseData.RxData2, baseData.RxData3);
        }

        // ////////////////////////////////////////////////////////////////

        // close the device
        Console.WriteLine();
        Console.WriteLine("Closing device #{0}.", index);
        ioData.Function = API.Function.PHTEDKITIOFKT_CLOSE;
        api.Run(API.Layer.PHTEDKITCOMPID_IO, ioData);
        if (!evalStatus(ioData.StatusCode)) {
          Console.WriteLine("Unable to close device #{0}.", index);
          return 1;
        }
      } finally {
        if (api != null) {
          api.dispose();
        }
      }

      return 0;
    }
  }
}