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;
using System.IO;

namespace WindowsFormsApp1
{
    public partial class fileSearcher : Form
    {
        string lineReader;
        string searchingFor;
        string shortList;
       String[] all = Directory.GetFiles(@"C:\Some Folder", "*.txt", SearchOption.AllDirectories);

        public fileSearcher()
        {
            InitializeComponent();
        }

        private void searchButton_Click(object sender, EventArgs e)
        {
            for (int i = 0; i < all.Length; i++)
            {
                //making the data, in the present "all" array spot, readable
                StreamReader source = new StreamReader(all[i]);

                while (source.Peek() != -1)
                {
                    if (searchingFor == source.ReadLine())
                    {
                        lineReader = source.ReadLine();

                        if (searchTextBox.Text.Trim() == lineReader)
                        {
                            shortList += lineReader + "\t\t" + all[i].Remove(0, 28) + Environment.NewLine + Environment.NewLine;
                        }
                        else
                        {
                            i = all.Length;
                        }
                    }
                }
                source.Close();
            }

            MessageBox.Show($"{shortList}");

            shortList = "";           
        }

        private void searchComboBox_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (searchComboBox.Text == "Commitment to Others")
            {
                searchingFor = "ctoTextBox";
            }
            else if (searchComboBox.Text == "Commitment to Self")
            {
                searchingFor = "ctsTextBox";
            }
        }
    }
}