using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using CruiserMech.Drawing_tools;
using CruiserMech.Entity_Folder;
using CruiserMech.Move_Strategy;
namespace CruiserMech
{
    public partial class DrawingCanvas : Form
    {
        private DrawingBase? _DrCruiser;
        private AbstractStrategy _strategy;
        public DrawingCanvas()
        {
            InitializeComponent();
            _strategy = null;
        }
        //private DrawingCanvas_Load(object sender, EventArgs e);
        private void Draw()
        {
            if (_DrCruiser == null)
            {
                return;
            }
            Bitmap bmp = new(pictureBox1.Width, pictureBox1.Height);
            Graphics gr = Graphics.FromImage(bmp); _DrCruiser.DrawTransport(gr);
            pictureBox1.Image = bmp;
        }

        private void CreateObj(string type)
        {
            Random rn = new Random();
            switch (type)
            {
                case nameof(DrawingBase):
                    _DrCruiser = new DrawingBase(rn.Next(100, 300), rn.Next(1000, 3000), Color.FromArgb(rn.Next(0, 256), rn.Next(0, 256), rn.Next(0, 256)));
                    break;
                case nameof(DrawingCruiser):
                    Class_CruiserEntity Obj = new Class_CruiserEntity(rn.Next(100, 300), rn.Next(1000, 3000),
                    Color.FromArgb(rn.Next(0, 256), rn.Next(0, 256), rn.Next(0, 256)), Color.FromArgb(rn.Next(0, 256), rn.Next(0, 256), rn.Next(0, 256)),
                    Convert.ToBoolean(rn.Next(0, 2)), Convert.ToBoolean(rn.Next(0, 2)), rn.Next(1, 4), rn.Next(5, 10), rn.Next(1, 3));
                    _DrCruiser = new DrawingCruiser(Obj);
                    break;
                default:
                    return;
            }
            _DrCruiser.SetPicSize(pictureBox1.Width, pictureBox1.Height);
            _DrCruiser.SetPos(rn.Next(pictureBox1.Width - 600, pictureBox1.Width - _DrCruiser._CruiserMaxW), rn.Next(0, 100)); _strategy = null;
            comboBox.Enabled = true;
            Draw();
        }

        private void comboBox_Activate(object sender, EventArgs e)
        {
            if (_DrCruiser == null) return;

            if (comboBox.Enabled)
            {
                _strategy = comboBox.SelectedIndex switch
                {
                    0 => new Center(),
                    1 => new Boarder()
                };

                if (_strategy == null) return;
                _strategy.SetData(new MovableCruiser(_DrCruiser), pictureBox1.Width, pictureBox1.Height);
            }

            if (_strategy == null) return;
            comboBox.Enabled = false;

            _strategy.MakeStep();
            Draw();

            if (_strategy.GetStatus() == Status.Finish)
            {
                comboBox.Enabled = true;
                _strategy = null;
            }
        }

        private void buttonCr2_Click(object sender, EventArgs e) => CreateObj(nameof(DrawingCruiser));
        private void buttonCr_Click(object sender, EventArgs e) => CreateObj(nameof(DrawingBase));
        private void ButtonMove_Click(object sender, EventArgs e)
        {
            if (_DrCruiser == null)
            {
                return;
            }
            string name = ((Button)sender)?.Name ?? string.Empty;
            bool result = false;
            switch (name)
            {
                case "buttonUp":
                    result = _DrCruiser.MoveTransport(DirectionType.Up);
                    break;
                case "buttonDown":
                    result = _DrCruiser.MoveTransport(DirectionType.Down);
                    break;
                case "buttonLeft":
                    result = _DrCruiser.MoveTransport(DirectionType.Left);
                    break;
                case "buttonRight":
                    result = _DrCruiser.MoveTransport(DirectionType.Right);
                    break;
            }
            if (result)
            {
                Draw();
            }
        }
    }
}