using System;
using System.Windows.Forms;

namespace BizHawk.MultiClient
{
	public partial class RewindConfig : Form
	{
		public RewindConfig()
		{
			InitializeComponent();
		}

		private void RewindConfig_Load(object sender, EventArgs e)
		{
			SmallSavestateNumeric.Value = Global.Config.RewindFrequencySmall;
			MediumSavestateNumeric.Value = Global.Config.RewindFrequencyMedium;
			LargeSavestateNumeric.Value = Global.Config.RewindFrequencyLarge;

			SmallStateEnabledBox.Checked = Global.Config.RewindEnabledSmall;
			MediumStateEnabledBox.Checked = Global.Config.RewindEnabledMedium;
			LargeStateEnabledBox.Checked = Global.Config.RewindEnabledLarge;

			SetSmallEnabled();
			SetMediumEnabled();
			SetLargeEnabled();
		}

		private void Cancel_Click(object sender, EventArgs e)
		{
			Global.OSD.AddMessage("Rewind config aborted");
			Close();
		}

		private void OK_Click(object sender, EventArgs e)
		{
			Global.OSD.AddMessage("Rewind settings saved");

			Global.Config.RewindFrequencySmall = (int)SmallSavestateNumeric.Value;
			Global.Config.RewindFrequencyMedium = (int)MediumSavestateNumeric.Value;
			Global.Config.RewindFrequencyLarge = (int)LargeSavestateNumeric.Value;

			Global.Config.RewindEnabledSmall = SmallStateEnabledBox.Checked;
			Global.Config.RewindEnabledMedium = MediumStateEnabledBox.Checked;
			Global.Config.RewindEnabledLarge = LargeStateEnabledBox.Checked;

			Global.MainForm.DoRewindSettings();

			Close();
		}

		private void SetSmallEnabled()
		{
			SmallLabel1.Enabled = SmallLabel2.Enabled
				= SmallSavestateNumeric.Enabled = SmallLabel3.Enabled 
				= SmallStateEnabledBox.Checked;
		}

		private void SetMediumEnabled()
		{
			MediumLabel1.Enabled = MediumLabel2.Enabled
				= MediumSavestateNumeric.Enabled = MediumLabel3.Enabled
				= MediumStateEnabledBox.Checked;
		}

		private void SetLargeEnabled()
		{
			LargeLabel1.Enabled = LargeLabel2.Enabled
				= LargeSavestateNumeric.Enabled = LargeLabel3.Enabled
				= LargeStateEnabledBox.Checked;
		}

		private void SmallStateEnabledBox_CheckStateChanged(object sender, EventArgs e)
		{
			SetSmallEnabled();
		}

		private void MediumStateEnabledBox_CheckStateChanged(object sender, EventArgs e)
		{
			SetMediumEnabled();
		}

		private void LargeStateEnabledBox_CheckStateChanged(object sender, EventArgs e)
		{
			SetLargeEnabled();
		}

		private void LargeLabel1_Click(object sender, EventArgs e)
		{
			LargeStateEnabledBox.Checked ^= true;
		}

		private void MediumLabel1_Click(object sender, EventArgs e)
		{
			MediumStateEnabledBox.Checked ^= true;
		}

		private void SmallLabel1_Click(object sender, EventArgs e)
		{
			SmallStateEnabledBox.Checked ^= true;
		}
	}
}