//-----------------------------------------------------------------------
// <copyright file="AuxInputStatus.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;
    using System.Windows.Forms;

    /// <summary>
    /// Aux Input Status.
    /// </summary>
    public partial class AuxInputStatus : UserControl
    {
        /// <summary>
        /// Gets Payload data.
        /// </summary>
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1819:PropertiesShouldNotReturnArrays", Justification = "Reviewed, intentional")]
        public byte[] bytes { get; private set; }

        /// <summary>
        /// Basic view.
        /// </summary>
        private bool basic;

        /// <summary>
        /// Initializes a new instance of the <see cref="AuxInputStatus" /> class.
        /// </summary>
        /// <param name="pid">PID for status data.</param>
        /// <param name="heading">Heading text for panel.</param>
        /// <param name="basic">'true' if basic mode.</param>
        public AuxInputStatus(byte pid, string heading, bool basic)
        {
            this.basic = basic;
            this.InitializeComponent();
            this.groupBox1.Text = heading;
            this.bytes = new byte[] { pid, 0x00, 0x00 };
        }

        /// <summary>
        /// Provide data to present.
        /// </summary>
        /// <param name="payload">Payload data.</param>
        public void setData(byte[] payload)
        {
            if (payload != null)
            {
                /*
                 * Make the reserved bits invisible.
                 */
                this.a4CB.Visible = false;
                this.a5CB.Visible = false;
                this.a6CB.Visible = false;
                this.a7CB.Visible = false;

                this.b4CB.Visible = false;
                this.b5CB.Visible = false;
                this.b6CB.Visible = false;
                this.b7CB.Visible = false;

                this.lbl6.Visible = false;
                this.lbl7.Visible = false;
                this.lbl8.Visible = false;
                this.lbl9.Visible = false;
                this.lbl10.Visible = false;
                this.lbl11.Visible = false;

                if (this.basic)
                {
                    this.lbl2.Visible = false;
                    this.lbl3.Visible = false;
                    this.lbl4.Visible = false;
                    this.lbl5.Visible = false;
                    this.lbl6.Visible = false;
                    this.lbl7.Visible = false;
                    this.lbl8.Visible = false;
                    this.lbl9.Visible = false;
                    this.lbl10.Visible = false;

                    this.b0CB.Visible = false;
                    this.b1CB.Visible = false;
                    this.b2CB.Visible = false;
                    this.b3CB.Visible = false;
                    this.b4CB.Visible = false;
                    this.b5CB.Visible = false;
                    this.b6CB.Visible = false;
                    this.b7CB.Visible = false;
                }

                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);
                this.a6CB.Checked = ((payload[PidParser.BYTE_A] & 0x40) != 0);
                this.a7CB.Checked = ((payload[PidParser.BYTE_A] & 0x80) != 0);

                this.b0CB.Checked = ((payload[PidParser.BYTE_B] & 0x01) != 0);
                this.b1CB.Checked = ((payload[PidParser.BYTE_B] & 0x02) != 0);
                this.b2CB.Checked = ((payload[PidParser.BYTE_B] & 0x04) != 0);
                this.b3CB.Checked = ((payload[PidParser.BYTE_B] & 0x08) != 0);
                this.b4CB.Checked = ((payload[PidParser.BYTE_B] & 0x10) != 0);
                this.b5CB.Checked = ((payload[PidParser.BYTE_B] & 0x20) != 0);
                this.b6CB.Checked = ((payload[PidParser.BYTE_B] & 0x40) != 0);
                this.b7CB.Checked = ((payload[PidParser.BYTE_B] & 0x80) != 0);
            }
        }

        /// <summary>
        /// Handle changed checkbox.
        /// </summary>
        /// <param name="sender">Sending object.</param>
        /// <param name="e">Event data.</param>
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Globalization", "CA1308:NormalizeStringsToUppercase", Justification = "Reviewed, intentional.")]
        private void cb_CheckedChanged(object sender, EventArgs e)
        {
            CheckBox cb = (CheckBox)sender;
            try
            {
                string name = cb.Name;
                int byteNum = -1;
                switch (name.Substring(0, 1).ToLowerInvariant())
                {
                    case "a":
                        byteNum = PidParser.BYTE_A;
                        break;

                    case "b":
                        byteNum = PidParser.BYTE_B;
                        break;
                }

                if (byteNum >= 0)
                {
                    int bit = Convert.ToInt32(name.Substring(1, 1));
                    if (cb.Checked)
                    {
                        this.bytes[byteNum + 1] |= (byte)(1 << bit);
                    }
                    else
                    {
                        this.bytes[byteNum + 1] &= (byte)(~(1 << bit));
                    }

                    if (byteNum == 0)
                    {
                        this.textBox1.Text = this.bytes[byteNum + 1].ToString();
                    }
                    else
                    {
                        this.textBox2.Text = this.bytes[byteNum + 1].ToString();
                    }
                }
            }
            catch
            {
            }
        }
    }
}