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.Management;

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

        private void button1_Click(object sender, EventArgs e)
        {
            button1.Enabled = false;
            string installedProgramToSearchFor = textBox1.Text.Trim().Replace("'", "''").Replace("\"", "").Replace(";", "").Replace("%", "").Replace("--", "");
            textBox2.Text = "Working...";

            var collectedResults = new List<string>();
            var searcher = new ManagementObjectSearcher("root\\CIMV2", "SELECT Name, InstallLocation FROM Win32_Product WHERE Name LIKE '%" + installedProgramToSearchFor + "%'");
            /*
            Code snippet that will expose the name/value pairs if you do not have them already as only two are used here
            string finalResults = String.Empty;
            ManagementObjectCollection propKeyValues = searcher.Get();
            foreach (ManagementObject propCollData in propKeyValues)
            {
                foreach (PropertyData prop in propCollData.Properties)
                {
                    finalResults = finalResults + "Name=" + prop.Name + ", Value=" + prop.Value + Environment.NewLine;
                }
            }
            textBox2.Text = finalResults;
            */

            /* With name/values known, iterate through results.  It should be noted that not all installed programs will set the InstalledLocation value */
            foreach (ManagementObject searchItem in searcher.Get())
            {
                /* Name of Program */
                string installName = String.Empty;
                try
                {
                    installName = searchItem["Name"].ToString();
                }
                catch (Exception)
                {
                    installName = "Name Not Registered";
                }
                /* Installation Location of Program */
                string installLocation = String.Empty;
                try
                {
                    installLocation = searchItem["InstallLocation"].ToString();
                }
                catch (Exception)
                {
                    installLocation = "Filepath Not Registered";
                }

                string installedProgramLocation = "[" + installName + "] " + installLocation;
                collectedResults.Add(installedProgramLocation);
            }
            collectedResults.Sort();
            /* Convert sorted lisit to array */
            string[] collectedResultsArray = collectedResults.ToArray();
            /* Format data and add to the text box */
            string finalResults = String.Empty;
            for (int i = 0; i < collectedResultsArray.Length; i++)
            {
                finalResults = finalResults + collectedResultsArray[i] + Environment.NewLine;
            }
            textBox2.Text = finalResults;
            button1.Enabled = true;
        }
    }
}