//-----------------------------------------------------------------------
// <copyright file="VgtControlInfo.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 ObdSimulator.Data
{
    using System.Windows.Forms;

    /// <summary>
    /// Variable Geometry Turbo Control info.
    /// </summary>
    public partial class VgtControlInfo : UserControl
    {
        /// <summary>
        /// Initializes a new instance of the <see cref="VgtControlInfo" /> class.
        /// </summary>
        /// <param name="heading">Heading text for panel.</param>
        public VgtControlInfo(string heading)
        {
            this.InitializeComponent();
            this.groupBox1.Text = heading;
        }

        /// <summary>
        /// Provide data to present.
        /// </summary>
        /// <param name="payload">Payload data.</param>
        public void setData(byte[] payload)
        {
            if (payload != null)
            {
                this.a0CB.Checked = ((payload[PidParser.BYTE_A] & 0x01) != 0);
                this.a1CB.Checked = ((payload[PidParser.BYTE_A] & 0x02) != 0);
                this.a2CB.Checked = ((payload[PidParser.BYTE_A] & 0x04) != 0);
                this.a3CB.Checked = ((payload[PidParser.BYTE_A] & 0x08) != 0);
                this.a4CB.Checked = ((payload[PidParser.BYTE_A] & 0x10) != 0);
                this.a5CB.Checked = ((payload[PidParser.BYTE_A] & 0x20) != 0);

                int value1 = payload[PidParser.BYTE_B] * 100 / 255;
                int value2 = payload[PidParser.BYTE_C] * 100 / 255;
                int value3 = payload[PidParser.BYTE_D] * 100 / 255;
                int value4 = payload[PidParser.BYTE_E] * 100 / 255;

                byte status = payload[PidParser.BYTE_F];
                string statusStr1 = getStatusStr(status);
                string statusStr2 = getStatusStr((byte)(status >> 2));

                this.val0TF.Text = this.a0CB.Checked ? string.Format("{0:0} ", value1) : "N/A";
                this.val1TF.Text = this.a1CB.Checked ? string.Format("{0:0} ", value2) : "N/A";
                this.val2TF.Text = this.a2CB.Checked ? statusStr1 : "N/A";
                this.val3TF.Text = this.a3CB.Checked ? string.Format("{0:0} ", value3) : "N/A";
                this.val4TF.Text = this.a4CB.Checked ? string.Format("{0:0} ", value4) : "N/A";
                this.val5TF.Text = this.a5CB.Checked ? statusStr2 : "N/A";
            }
        }

        /// <summary>
        /// Get string describing status.
        /// </summary>
        /// <param name="status">Status value</param>
        /// <returns>Description string</returns>
        private static string getStatusStr(byte status)
        {
            string statusStr;
            switch (status & 0x03)
            {
                case 0x01:
                    statusStr = "Open Loop";
                    break;
                case 0x02:
                    statusStr = "Closed Loop";
                    break;
                case 0x03:
                    statusStr = "Fault present";
                    break;
                default:
                    statusStr = "N/A";
                    break;
            }

            return statusStr;
        }
    }
}