namespace Finalproject

{


    public partial class Form1 : Form
    {
        ArrayList _holdThis = new ArrayList(), _tempList = new ArrayList();
        int _year = 0, indextodelete;// = Convert.ToInt32(textBox3.Text);
        string _time = "", _fileName= "", _title = "";

        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {//read button

            string title = ""; // = textBox2.Text;
            int year = 0;// = Convert.ToInt32(textBox3.Text);
            string time = "";// = textBox4.Text;
            string line;
            string[] values;
            if (!File.Exists(_fileName))
            {
                MessageBox.Show(@"Incorrect file path.");
                return;
            }
            using (var sr = new StreamReader(fileName)){

            try{
                while ((line = sr.ReadLine()) != null)
                {

                        values = line.Split(',');

                        title = values[0].Replace('|',',');
                        year = Convert.ToInt32(values[1]);
                        time = values[2];
                        _holdThis.Add(new Movie(title, year, time));  //do this here.  No reason to intialize variable a (memory handling)
                }
            }
            catch (ArgumentException e)
            {
                MessageBox.Show(e.Message);
            }
            catch (IOException i)
            {
                MessageBox.Show(i.Message);
            }
            finally
            {
                values = null;
                line = null;
            }

            foreach (Movie item in _holdThis)
            {
                listBox1.Items.Add(item.movietitle);
                listBox2.Items.Add(item.movieyear);
                listBox3.Items.Add(item.movieruntime);
            }

        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            _fileName = textBox1.Text;
        }

        private void textBox2_TextChanged(object sender, EventArgs e)
        {

        }

        private void textBox3_TextChanged(object sender, EventArgs e)
        {

        }

        private void textBox4_TextChanged(object sender, EventArgs e)
        {

        }

        private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
        {

        }

        private void listBox2_SelectedIndexChanged(object sender, EventArgs e)
        {

        }

        private void listBox3_SelectedIndexChanged(object sender, EventArgs e)
        {

        }

        private void button2_Click(object sender, EventArgs e)
        {
            //btnAdd
            string title = textBox2.Text;

            int year =0;
            if (!Int32.TryParse(textBox3.Text, out year))
            {
                MessageBox.Show("Please enter the year as a numeric value");
                return;
            }
            string time = textBox4.Text;
            _holdThis.Add(new Movie(title, year, time));

            listBox1.Items.Add(title);
            listBox2.Items.Add(year);
            listBox3.Items.Add(time);


            textBox2.Clear();
            textBox3.Clear();
            textBox4.Clear();




        }

        private void button3_Click(object sender, EventArgs e)
        {
            //btnRemove
            string selection = (string)listBox1.SelectedItem;
            int index = listBox1.SelectedIndex;
            _holdThis.RemoveAt(index)
            listBox1.Items.RemoveAt(index);
            listBox2.Items.RemoveAt(index);
            listBox3.Items.RemoveAt(index);
        }

        private void button4_Click(object sender, EventArgs e)
        {
            using (var stream = new StreamWriter(_fileName))
            {
                foreach (Movie item in Holdthis)
                {
                    stream.WriteLine(item.movietitle.Replace(',','|') + ","+ item.movieyear + "," + item.movieruntime);
                }
                stream.Flush();
                stream.Close();
            }


        }
    }