using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace hoger_lager
{
  public partial class Form1 : Form
  {
    public int getal;
    public int teZoeken;
    public Random willekeurig = new Random();
    public static readonly int MAX = 10;
    public int teller = 0;

    public Form1()
    {
      InitializeComponent();
    }

    private void button2_Click(object sender, EventArgs e)
    {
      if (teller == MAX)
      {
        MessageBox.Show("Je 10 beurten zijn op!");
        button2.Enabled = false;
      }
      if (button2.Enabled == false)
      {
        //Do nothing
      }
      else if (!int.TryParse(textBox1.Text, out getal) || getal < 1 || getal > 99)
      {
        MessageBox.Show("Geef een geldig getal van 1 tot 100");
      }

      if (getal > teZoeken)
      {
        label3.Text = "Lager";
      }
      else if (teZoeken > getal)
      {
        label3.Text = "Hoger";
      }
      else
      {
        label3.Text = "Gevonden!";
        button2.Visible = false;
      }
      textBox1.Focus();
      textBox1.SelectAll();
      teller++;
      if (teller >= MAX)
      {
        label2.Text = "0 beurten";
      }
      else
      {
        label2.Text = Convert.ToString(10 - teller) + "beurten";
      }
    }

    private void button1_Click(object sender, EventArgs e)
    {
      teZoeken = willekeurig.Next(1, 100);
    }

    private void button3_Click(object sender, EventArgs e)
    {
      Close();
    }

    private void Form1_Load(object sender, EventArgs e)
    {
      teZoeken = willekeurig.Next(1, 99);
      label2.Text = "10 beurten";
    }

    private void textBox1_KeyDown(object sender, KeyEventArgs e)
    {
      if (e.KeyCode == Keys.Tab)
      {
        button2.Focus();
      }
    }

    private void textBox1_Leave(object sender, EventArgs e)
    {
      button2.PerformClick();

    }
  }
}