Midterm 2

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

namespace midterm2
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button_calculate_Click(object sender, EventArgs e)
        {

            string dinedAmount = textBox_dined.Text;
            //int dinedInt = int.Parse(dinedAmount);
            int dinedInt;
            string points = "";

            if (int.TryParse(dinedAmount, out dinedInt))
            {
                switch (dinedInt)
                {
                    case 0:
                        points = "0 points";
                        break;
                    case 1:
                        points = "5 points";
                        break;
                    case 2:
                        points = "15 points";
                        break;
                    case 3:
                        points = "30 points";
                        break;

                    default:
                        points = "60 points";
                        break;
                }

                label_dinedAmount.Text = "You have dined " + dinedAmount + " times this month 
and have been awarded this many points:";
                label_pointsTotal.Text = points;
            }
            else
            {
                MessageBox.Show("Please only enter a number");
                textBox_dined.Text = "";
                textBox_dined.Focus();
            }

        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void button_close_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void button_clear_Click(object sender, EventArgs e)
        {
            label_dinedAmount.Text = "";
            label_pointsTotal.Text = "";
            textBox_dined.Text = "";
            textBox_dined.Focus();
        }
    }
}