using ProjectTank.DrawningObjects;
using ProjectTank.Entities;
using ProjectTank.MovementStrategy;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;

namespace ProjectTank
{
    public partial class FormTank : Form
    {
        private DrawningTankBase? DrawningTank;
        private AbstractStrategy? AbstractStrategy;

        public FormTank()
        {
            InitializeComponent();
        }
        private void Draw()
        {
            if (DrawningTank == null) return;
            Bitmap bmp = new(pictureBoxTank.Width, pictureBoxTank.Height);
            Graphics gr = Graphics.FromImage(bmp);
            DrawningTank.DrawTransport(gr);
            pictureBoxTank.Image = bmp;
        }
        private void ButtonCreateTank_Click(object sender, EventArgs e)
        {
            Random random = new();
            DrawningTank = new DrawningTank(random.Next(100, 300), random.Next(1000, 3000), Color.FromArgb(random.Next(0, 256), random.Next(0, 256), random.Next(0, 256)), Color.FromArgb(random.Next(0, 256), random.Next(0, 256), random.Next(0, 256)), true, true, pictureBoxTank.Width, pictureBoxTank.Height);
            DrawningTank.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }
        private void ButtonCreateTankBase_Click(object sender, EventArgs e)
        {
            Random random = new();
            DrawningTank = new DrawningTankBase(random.Next(100, 300), random.Next(1000, 3000), Color.FromArgb(random.Next(0, 256), random.Next(0, 256), random.Next(0, 256)), pictureBoxTank.Width, pictureBoxTank.Height);
            DrawningTank.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }
        private void moveButton_Click(object sender, EventArgs e)
        {
            if (DrawningTank == null) return;

            string name = ((System.Windows.Forms.Button)sender)?.Name ?? string.Empty;

            switch (name)
            {
                case "buttonUp":
                    DrawningTank.MoveTransport(DirectionType.Up);
                    break;
                case "buttonDown":
                    DrawningTank.MoveTransport(DirectionType.Down);
                    break;
                case "buttonLeft":
                    DrawningTank.MoveTransport(DirectionType.Left);
                    break;
                case "buttonRight":
                    DrawningTank.MoveTransport(DirectionType.Right);
                    break;
            }
            Draw();
        }
        private void ButtonStep_Click(object sender, EventArgs e)
        {
            if (DrawningTank == null) return;

            if (comboBoxStrategy.Enabled)
            {
                AbstractStrategy = comboBoxStrategy.SelectedIndex
                switch
                {
                    0 => new MoveToCenter(),
                    1 => new MoveToRightBottomCorner(),
                    _ => null,
                };
                if (AbstractStrategy == null) return;
                AbstractStrategy.SetData(new DrawningObjectTank(DrawningTank), pictureBoxTank.Width, pictureBoxTank.Height);
                comboBoxStrategy.Enabled = false;
            }
            if (AbstractStrategy == null) return;

            AbstractStrategy.MakeStep();
            Draw();
            if (AbstractStrategy.GetStatus() == MovementStrategy.Status.Finish)
            {
                comboBoxStrategy.Enabled = true;
                AbstractStrategy = null;
            }
        }
    }
}