namespace OINA.Extender.Testharness
{
    using System.Globalization;
    using System.Windows.Forms;

    /// <summary>
    /// BeamMeasurementSettings Form.
    /// </summary>
    public partial class BeamMeasurementSettings : Form
    {
        /// <summary>
        /// Last selected process time
        /// </summary>
        private int processTime;

        /// <summary>
        /// Last selected Energy Range
        /// </summary>
        private int energyRange;

        /// <summary>
        /// Last selected number of channels
        /// </summary>
        private int numberOfChannels;

        /// <summary>
        /// BeamMeasurementSettings Constructor.
        /// </summary>
        public BeamMeasurementSettings()
        {
            this.InitializeComponent();

            this.SaveLastSettings();

            this.SetComboBoxDataSource();

            this.ReadLastSettings();
        }

        /// <summary>
        /// Read Last Settings
        /// </summary>
        private void ReadLastSettings()
        {
            this.ProcesstimeCombobox.SelectedItem = this.processTime;
            this.EnergyRangeCombobox.SelectedItem = this.energyRange;
            this.NumberofchannelsCombobox.SelectedItem = this.numberOfChannels;
            this.TotalcountsTextbox.Text = OIHelper.QuantCalibrationSettings.TotalCountsInSpectrum.ToString(CultureInfo.InvariantCulture);
        }

        /// <summary>
        /// Save Last Settings
        /// </summary>
        private void SaveLastSettings()
        {
            this.processTime = OIHelper.QuantCalibrationSettings.EdSettings.ProcessTime;
            this.energyRange = OIHelper.QuantCalibrationSettings.EdSettings.EnergyRange;
            this.numberOfChannels = OIHelper.QuantCalibrationSettings.EdSettings.NumberOfChannels;
        }

        /// <summary>
        /// Set ComboBox DataSource
        /// </summary>
        private void SetComboBoxDataSource()
        {
            this.EnergyRangeCombobox.DataSource = OIHelper.EdSpectrumSettings.EdCapabilities.AllowedEnergyRanges;

            this.NumberofchannelsCombobox.DataSource = OIHelper.EdSpectrumSettings.EdCapabilities.AllowedNumberOfChannels;

            this.ProcesstimeCombobox.DataSource = OIHelper.EdSpectrumSettings.EdCapabilities.AllowedProcessTimes;
        }

        /// <summary>
        /// EnergyRangeCombobox_SelectedIndexChanged event handler
        /// </summary>
        /// <param name="sender">sender</param>
        /// <param name="e">EventArgs</param>
        private void EnergyRangeCombobox_SelectedValueChanged(object sender, System.EventArgs e)
        {
            if (this.EnergyRangeCombobox.SelectedValue != null)
            {
                OIHelper.QuantCalibrationSettings.EdSettings.EnergyRange = (int)this.EnergyRangeCombobox.SelectedValue;
            }
        }

        /// <summary>
        /// NumberofchannelsCombobox_SelectedIndexChanged event handler
        /// </summary>
        /// <param name="sender">sender</param>
        /// <param name="e">EventArgs</param>
        private void NumberofchannelsCombobox_SelectedValueChanged(object sender, System.EventArgs e)
        {
            if (this.NumberofchannelsCombobox.SelectedValue != null)
            {
                OIHelper.QuantCalibrationSettings.EdSettings.NumberOfChannels = (int)this.NumberofchannelsCombobox.SelectedValue;
            }
        }

        /// <summary>
        /// ProcesstimeCombobox_SelectedIndexChanged event handler
        /// </summary>
        /// <param name="sender">sender</param>
        /// <param name="e">EventArgs</param>
        private void ProcesstimeCombobox_SelectedValueChanged(object sender, System.EventArgs e)
        {
            if (this.ProcesstimeCombobox.SelectedValue != null)
            {
                OIHelper.QuantCalibrationSettings.EdSettings.ProcessTime = (int)this.ProcesstimeCombobox.SelectedValue;
            }
        }

        /// <summary>
        /// TotalcountsTextbox_TextChanged event handler
        /// </summary>
        /// <param name="sender">sender</param>
        /// <param name="e">e</param>
        private void TotalcountsTextbox_TextChanged(object sender, System.EventArgs e)
        {
            int totalCounts;

            if (int.TryParse(this.TotalcountsTextbox.Text, out totalCounts))
            {
                OIHelper.QuantCalibrationSettings.TotalCountsInSpectrum = totalCounts;
            }
        }

        /// <summary>
        /// Form closing event
        /// </summary>
        /// <param name="sender">sender</param>
        /// <param name="e">e</param>
        private void OnFormClosing(object sender, FormClosingEventArgs e)
        {
            OIHelper.QuantCalibrationSettings.EdSettings.ProcessTime = (int)this.ProcesstimeCombobox.SelectedValue;
            OIHelper.QuantCalibrationSettings.EdSettings.NumberOfChannels = (int)this.NumberofchannelsCombobox.SelectedValue;
            OIHelper.QuantCalibrationSettings.EdSettings.EnergyRange = (int)this.EnergyRangeCombobox.SelectedValue;
        }

        /// <summary>
        /// OKButton_Click
        /// </summary>
        /// <param name="sender">sender</param>
        /// <param name="e">e</param>
        private void OKButton_Click(object sender, System.EventArgs e)
        {
            this.Close();
        }
    }
}