using ProjectBulldozer;
using ProjectBulldozer.Drawning;
using ProjectBulldozer.MovementStrategy;
using System;
using System.Windows.Forms;

namespace Bulldozer
{
    public partial class FormBulldozer : Form
    {
        private DrawingTractor? _drawingTractor;
        private AbstractStrategy? _abstractStrategy;
        public DrawingTractor? SelectedTractor { get; private set; }
        public FormBulldozer()
        {
            InitializeComponent();
            _abstractStrategy = null;
            SelectedTractor = null;
        }
        private void Draw()
        {
            if (_drawingTractor == null)
            {
                return;
            }
            Bitmap bmp = new(pictureBoxBulldozer.Width, pictureBoxBulldozer.Height);
            Graphics gr = Graphics.FromImage(bmp);
            _drawingTractor.DrawTransport(gr);
            pictureBoxBulldozer.Image = bmp;
        }
        private void buttonCreateBulldozer_Click(object sender, EventArgs e)
        {
            Random random = new Random();
            Color color = Color.FromArgb(random.Next(0, 256), random.Next(0, 256), random.Next(0, 256));

            ColorDialog colorDialog = new ColorDialog();

            if (colorDialog.ShowDialog() == DialogResult.OK)
            {
                color = colorDialog.Color;
            }
            Color dopColor = Color.FromArgb(random.Next(0, 256), random.Next(0, 256), random.Next(0, 256));
            if (colorDialog.ShowDialog() == DialogResult.OK)
            {
                dopColor = colorDialog.Color;
            }
            _drawingTractor = new DrawingBulldozer(random.Next(100, 300), random.Next(1000, 3000), color, dopColor,
            Convert.ToBoolean(random.Next(0, 2)), Convert.ToBoolean(random.Next(0, 2)),
            pictureBoxBulldozer.Width, pictureBoxBulldozer.Height);
            _drawingTractor.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }
        private void buttonCreateTractor_Click(object sender, EventArgs e)
        {
            Random rnd = new Random();
            Color color = Color.FromArgb(rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256));
            ColorDialog colorDialog = new ColorDialog();
            if (colorDialog.ShowDialog() == DialogResult.OK)
            {
                color = colorDialog.Color;
            }
            _drawingTractor = new DrawingTractor(rnd.Next(100, 300), rnd.Next(1000, 3000), color,
                pictureBoxBulldozer.Width, pictureBoxBulldozer.Height);
            _drawingTractor.SetPosition(rnd.Next(10, 100), rnd.Next(10, 100));
            Draw();
        }
        private void buttonMove_Click(object sender, EventArgs e)
        {
            if (_drawingTractor == null)
            {
                return;
            }
            string name = ((Button)sender)?.Name ?? string.Empty;
            switch (name)
            {
                case "buttonUp":
                    _drawingTractor.MoveTransport(DirectionType.Up);
                    break;
                case "buttonDown":
                    _drawingTractor.MoveTransport(DirectionType.Down);
                    break;
                case "buttonLeft":
                    _drawingTractor.MoveTransport(DirectionType.Left);
                    break;
                case "buttonRight":
                    _drawingTractor.MoveTransport(DirectionType.Right);
                    break;
            }
            Draw();
        }
        private void buttonStep_Click(object sender, EventArgs e)
        {
            if (_drawingTractor == null)
            {
                return;
            }
            if (comboBoxStrategy.Enabled)
            {
                _abstractStrategy = comboBoxStrategy.SelectedIndex switch
                {
                    0 => new MoveToCenter(),
                    1 => new MoveToRightCorner(),
                    _ => null,
                };
                if (_abstractStrategy == null)
                {
                    return;
                }
                _abstractStrategy.SetData(_drawingTractor.GetMoveableObject, pictureBoxBulldozer.Width,
                pictureBoxBulldozer.Height);
            }
            if (_abstractStrategy == null)
            {
                return;
            }
            comboBoxStrategy.Enabled = false;
            _abstractStrategy.MakeStep();
            Draw();
            if (_abstractStrategy.GetStatus() == Status.Finish)
            {
                comboBoxStrategy.Enabled = true;
                _abstractStrategy = null;
            }
        }
        private void ButtonSelect_Tractor_Click(object sender, EventArgs e)
        {
            SelectedTractor = _drawingTractor;
            DialogResult = DialogResult.OK;
        }
    }
}