using System;
using System.IO;
using System.Windows.Forms;

namespace DiscordBotController
{
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Style", "IDE0044")]
    public partial class MainForm : Form
    {
        private SSHManager sshManager = null!;

        #pragma warning disable CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.
        private TextBox txtConsoleOutput; // Add TextBox control
        private Button btnCopy; // Add Button control
        #pragma warning restore CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.

        public MainForm()
        {
            InitializeComponent();
            InitializeSSHManager();
        }

        private void InitializeSSHManager()
        {
            string botIp = Environment.GetEnvironmentVariable("RHPC_IP") ?? string.Empty;
            string botUsername = Environment.GetEnvironmentVariable("RHPC_USERNAME") ?? string.Empty;
            string password = Environment.GetEnvironmentVariable("RHPC_PASSWORD") ?? string.Empty;

            if (string.IsNullOrEmpty(botIp) || string.IsNullOrEmpty(botUsername) || string.IsNullOrEmpty(password))
            {
                ShowErrorMessage("Missing environment variables. Please make sure RHPC_IP, RHPC_USERNAME, and RHPC_PASSWORD are set.");
                Environment.Exit(1);
            }

            try
            {
                sshManager = new SSHManager(botIp, botUsername, password); // Pass password
            }
            catch (Exception ex)
            {
                ShowErrorMessage("An error occurred: " + ex.Message);
                Environment.Exit(1);
            }
        }

        private void btnStartBot_Click(object sender, EventArgs e)
        {
            sshManager.StartBotService(output => AppendConsoleOutput(output));
        }

        private void btnStopBot_Click(object sender, EventArgs e)
        {
            try
            {
                if (sshManager != null)
                {
                    sshManager.StopBotService(output => AppendConsoleOutput(output));
                }
                else
                {
                    ShowErrorMessage("SSHManager is not properly initialized.");
                }
            }
            catch (Exception ex)
            {
                ShowErrorMessage("An error occurred: " + ex.Message);
            }
        }

        private void ShowErrorMessage(string message)
        {
            using (var errorDialog = new ErrorDialog(message))
            {
                errorDialog.ShowDialog();
            }
        }

        private void AppendConsoleOutput(string output)
        {
            if (txtConsoleOutput != null)
            {
                txtConsoleOutput.AppendText(output + Environment.NewLine);
            }
        }
    }

    public class ErrorDialog : Form
    {
        private TextBox txtErrorMessage;
        private Button? btnCopy;

        public ErrorDialog(string errorMessage)
        {
            InitializeComponent();
            txtErrorMessage.Text = errorMessage;
        }

        private void InitializeComponent()
        {
            txtErrorMessage = new TextBox();
            btnCopy = new Button();

            // Set properties for txtErrorMessage
            txtErrorMessage.Multiline = true;
            txtErrorMessage.Dock = DockStyle.Fill;
            txtErrorMessage.ReadOnly = true;

            // Set properties for btnCopy
            btnCopy.Text = "Copy";
            btnCopy.Dock = DockStyle.Bottom;
            btnCopy.Click += BtnCopy_Click;

            // Add controls to the form
            Controls.Add(txtErrorMessage);
            Controls.Add(btnCopy);

            // Arrange controls using layout logic (e.g., FlowLayoutPanel)
        }

        private void BtnCopy_Click(object? sender, EventArgs e)
        {
            if (txtErrorMessage != null)
            {
                Clipboard.SetText(txtErrorMessage.Text);
                MessageBox.Show("Error message copied to clipboard.");
            }
        }
    }
}