using ProjectLainer.DrawningObjects;
using ProjectLainer.MovementStrategy;
namespace ProjectLainer
{
    public partial class LainerForm : Form
    {
        private DrawingLainer? _drawningLainer;
        private AbstractStrategy? _abstractStrategy;
        private AbstractStrategy? _strategy;
        public DrawingLainer? SelectedLainer { get; private set; }
        public LainerForm()
        {
            InitializeComponent();
            _strategy = null;
            SelectedLainer = null;
        }
        private void Draw()
        {
            if (_drawningLainer == null)
            {
                return;
            }
            Bitmap bmp = new(pictureBoxLainer.Width,
            pictureBoxLainer.Height);
            Graphics gr = Graphics.FromImage(bmp);
            _drawningLainer.DrawTransport(gr);
            pictureBoxLainer.Image = bmp;
        }
        private void ButtonCreateSuperLainer_Click(object sender, EventArgs e)
        {
            Random random = new();
            Color mainColor = Color.FromArgb(random.Next(0, 256),
            random.Next(0, 256), random.Next(0, 256));
            Color additColor = Color.FromArgb(random.Next(0, 256),
            random.Next(0, 256), random.Next(0, 256));
            ColorDialog dialog = new();
            if (dialog.ShowDialog() == DialogResult.OK)
            {
                mainColor = dialog.Color;
            }
            if (dialog.ShowDialog() == DialogResult.OK)
            {
                additColor = dialog.Color;
            }
            _drawningLainer = new DrawningSuperLainer(random.Next(100, 300),
            random.Next(1000, 3000), mainColor, additColor, Convert.ToBoolean(random.Next(0, 2)), Convert.ToBoolean(random.Next(0, 2)),
            pictureBoxLainer.Width, pictureBoxLainer.Height);
            _drawningLainer.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }
        private void ButtonCreate_Click(object sender, EventArgs e)
        {
            Random random = new();
            Color color = Color.FromArgb(random.Next(0, 256),
            random.Next(0, 256), random.Next(0, 256));
            ColorDialog dialog = new();
            if (dialog.ShowDialog() == DialogResult.OK)
            {
                color = dialog.Color;
            }
            _drawningLainer = new DrawingLainer(random.Next(100, 300),
            random.Next(1000, 3000), color,
            pictureBoxLainer.Width, pictureBoxLainer.Height);
            _drawningLainer.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }
        private void ButtonMove_Click(object sender, EventArgs e)
        {
            if (_drawningLainer == null)
            {
                return;
            }
            string name = ((Button)sender)?.Name ?? string.Empty;
            switch (name)
            {
                case "buttonUp":
                    _drawningLainer.MoveTransport(DirectionType.Up);
                    break;
                case "buttonDown":
                    _drawningLainer.MoveTransport(DirectionType.Down);
                    break;
                case "buttonLeft":
                    _drawningLainer.MoveTransport(DirectionType.Left);
                    break;
                case "buttonRight":
                    _drawningLainer.MoveTransport(DirectionType.Right);
                    break;
            }
            Draw();
        }
        private void ButtonStep_Click(object sender, EventArgs e)
        {
            if (_drawningLainer == null)
            {
                return;
            }
            if (comboBoxStrategy.Enabled)
            {
                _strategy = comboBoxStrategy.SelectedIndex switch
                {
                    0 => new MoveToCenter(),
                    1 => new MoveToBorder(),
                    _ => null,
                };
                if (_strategy == null)
                {
                    return;
                }
                _strategy.SetData(_drawningLainer.GetMoveableObject,
                pictureBoxLainer.Width, pictureBoxLainer.Height);
            }
            if (_strategy == null)
            {
                return;
            }
            comboBoxStrategy.Enabled = false;
            _strategy.MakeStep();
            Draw();
            if (_strategy.GetStatus() == Status.Finish)
            {
                comboBoxStrategy.Enabled = true;
                _strategy = null;
            }
        }
        private void ButtonSelectLainer_Click(object sender, EventArgs e)
        {
            SelectedLainer = _drawningLainer;
            DialogResult = DialogResult.OK;
        }
    }
}