//-----------------------------------------------------------------------
// <copyright file="Utils.cs" company="bedug.com">
//     Copyright © 2012 Nils Hammar. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
/*
 * Software to access vehicle information via the OBD-II connector.
 * 
 * Copyright © 2012 Nils Hammar
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 * 
 * Alternative licensing is possible, see the licensing document.
 * 
 * The above text may not be removed or modified.
 */

namespace SharedObjects
{
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;
    using System.Windows.Forms;

    /// <summary>
    /// Misc utility methods.
    /// </summary>
    public static class Utils
    {
        /// <summary>
        /// Constant for Carriage Return and Line Feed.
        /// </summary>
        public const string CRLF = "\r\n";

        /// <summary>
        /// Get numeric value from combo box.
        /// </summary>
        /// <param name="sender">Combo box instance.</param>
        /// <returns>Value of selected combo box item.</returns>
        public static uint getNumValue(object sender)
        {
            ComboBox cb = (ComboBox)sender;
            uint newData = 0;
            try
            {
                newData = Convert.ToUInt32(cb.Text.Substring(2), 16);
            }
            catch
            {
            }

            return newData;
        }

        /// <summary>
        /// Get the list as a hex string.
        /// </summary>
        /// <param name="response">List of bytes.</param>
        /// <returns>String with hex values.</returns>
        public static string listToHexString(IList<byte> response)
        {
            string rspStr = string.Empty;

            if (response != null)
            {
                foreach (byte b1 in response)
                {
                    if (!string.IsNullOrEmpty(rspStr))
                    {
                        rspStr += " ";
                    }

                    rspStr += b1.ToString("X2");
                }
            }

            return rspStr;
        }

        /// <summary>
        /// Convert a byte array to a string with hex values.
        /// </summary>
        /// <param name="data">Raw data.</param>
        /// <param name="startindex">Start position in data.</param>
        /// <returns>String with hex codes.</returns>
        public static string arrayToString(byte[] data, uint startindex)
        {
            string inData = string.Empty;

            if (data != null)
            {
                uint p1 = startindex;

                while (p1 < data.Length)
                {
                    if (!string.IsNullOrEmpty(inData))
                    {
                        inData += " ";
                    }

                    inData += data[p1++].ToString("X2");
                }
            }

            return inData;
        }
    }

    /// <summary>
    /// Log row modes.
    /// </summary>
    public enum rowMode
    {
        /// <summary>
        /// Log raw in data.
        /// </summary>
        transport_in,

        /// <summary>
        /// Log raw out data.
        /// </summary>
        transport_out,

        /// <summary>
        /// Log Session layer in data.
        /// </summary>
        session_in,

        /// <summary>
        /// Log Session layer out data.
        /// </summary>
        session_out,

        /// <summary>
        /// Log formatted in data.
        /// </summary>
        presentation_in,

        /// <summary>
        /// Log formatted out data.
        /// </summary>
        presentation_out,

        /// <summary>
        /// Data discarded - no response sent.
        /// </summary>
        data_discard,
    }
}