///
/// Copyright (c) 2017 Sensus Metering Systems
///
using System;
using System.Windows.Forms;
using TBF.Resources;

namespace TBF.TestWizard
{
	public partial class Roi2 : Form
	{
		RoiData roiData;


		public Roi2()
		{
			InitializeComponent();
		}

		public Roi2(bool first, bool last, RoiData roiData)
			: this()
		{
			this.roiData = roiData;

			Text = "Pointer/arrow size";
			r1Label.Text = "R1";
			r2Label.Text = "R2";

			backButton.Text = Strings.BackBtnText;
			nextButton.Text = Strings.NextBtnText;
			cancelButton.Text = Strings.CancelBtnText;

			if (first) backButton.Visible = false;
			if (last) nextButton.Text = Strings.FinishBtnText;
		}


		private void Roi2_Load_1(object sender, EventArgs e)
		{
			if (roiData == null) return;

			RefreshWizardPage();
		}

		void RefreshWizardPage()
		{
			r1TextBox.Text = roiData.R1.ToString();
			r2TextBox.Text = roiData.R2.ToString();
			nextButton.Enabled = IsFormValid();
		}

		void UpdateTest()
		{
			roiData.R1 = int.Parse(r1TextBox.Text);
			roiData.R2 = int.Parse(r2TextBox.Text);
		}

		bool IsFormValid()
		{
			int r1, r2;
			return int.TryParse(r1TextBox.Text, out r1) &&
				   int.TryParse(r2TextBox.Text, out r2) &&
				   (r2 > r1) && (r1 > 0);
		}

		private void backButton_Click(object sender, EventArgs e)
		{
			DialogResult = DialogResult.Retry;
			Close();
		}

		private void nextButton_Click(object sender, EventArgs e)
		{
			if (roiData != null && IsFormValid())
			{
				UpdateTest();
				DialogResult = DialogResult.OK;
				Close();
			}
			else
			{
				DialogResult = DialogResult.None;
			}
		}

		private void cancelButton_Click(object sender, EventArgs e)
		{
			DialogResult = DialogResult.Cancel;
			Close();
		}

		private void anyTextBox_TextChanged(object sender, EventArgs e)
		{
			nextButton.Enabled = IsFormValid();
		}
	}
}