using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using WarmlyLocomotive.Drawnings;

namespace WarmlyLocomotive
{
    public partial class FormWarmlyLocomotive : Form
    {
        private DrawningWarmlyLocomotive? _drawningWarmlyLocomotive;

        public FormWarmlyLocomotive()
        {
            InitializeComponent();
        }

        private void Draw()
        {
            if (_drawningWarmlyLocomotive == null)
            {
                return;
            }
            Bitmap bmp = new(pictureBoxWarmlyLocomotive.Width,
            pictureBoxWarmlyLocomotive.Height);
            Graphics gr = Graphics.FromImage(bmp);
            _drawningWarmlyLocomotive.DrawTransport(gr);
            pictureBoxWarmlyLocomotive.Image = bmp;
        }


        private void createButton_Click(object sender, EventArgs e){
            Random random = new();
            _drawningWarmlyLocomotive = new DrawningWarmlyLocomotive();
            _drawningWarmlyLocomotive.Init(
                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)),
                Convert.ToBoolean(random.Next(0, 2)),
                Convert.ToBoolean(random.Next(0, 2)));
            _drawningWarmlyLocomotive.SetPictureSize(
                pictureBoxWarmlyLocomotive.Width,
                pictureBoxWarmlyLocomotive.Height);
            _drawningWarmlyLocomotive.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }

        private void moveButton_Click(object sender, EventArgs e)
        {
            if (_drawningWarmlyLocomotive == null)
            {
                return;
            }
            string name = ((Button)sender)?.Name ?? string.Empty;
            bool result = false;
            switch (name)
            {
                case "buttonUp":
                    result =
                    _drawningWarmlyLocomotive.MoveTransport(DirectionType.Up);
                    break;
                case "buttonDown":
                    result =
                    _drawningWarmlyLocomotive.MoveTransport(DirectionType.Down);
                    break;
                case "buttonLeft":
                    result =
                    _drawningWarmlyLocomotive.MoveTransport(DirectionType.Left);
                    break;
                case "buttonRight":
                    result =
                    _drawningWarmlyLocomotive.MoveTransport(DirectionType.Right);
                    break;
            }
            if (result)
            {
                Draw();
            }
        }


    }
}