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 Airbus_Base.DrawningObjects;
using Airbus_Base.MovementStrategy;

namespace Airbus_Base
{
    /// <summary>
    /// Форма работы с объектом "Аэробус"
    /// </summary>
    public partial class FormAirbus : Form
    {
        /// <summary>
        /// Поле-объект для прорисовки объекта
        /// </summary>
        private DrawningAirplane? _drawningAirplane;
        /// <summary>
        /// Стратегия перемещения
        /// </summary>
        private AbstractStrategy? _abstractStrategy;
        public FormAirbus()
        {
            InitializeComponent();
        }
        /// <summary>
        /// Метод прорисовки аэробуса
        /// </summary>
        private void Draw()
        {
            if (_drawningAirplane == null)
            {
                return;
            }
            Bitmap bmp = new(pictureBoxAirbus.Width,
            pictureBoxAirbus.Height);
            Graphics gr = Graphics.FromImage(bmp);
            _drawningAirplane.DrawTransport(gr);
            pictureBoxAirbus.Image = bmp;
        }
        /// <summary>
        /// Обработка нажатия кнопки "Создать самолёт"
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void buttonCreateAirplane_Click(object sender, EventArgs e)
        {
            Random random = new();
            _drawningAirplane = new DrawningAirplane(random.Next(100, 300), random.Next(1000, 3000),
            Color.FromArgb(random.Next(0, 256), random.Next(0, 256), random.Next(0, 256)),
            pictureBoxAirbus.Width, pictureBoxAirbus.Height);
            _drawningAirplane.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }
        /// <summary>
        /// Обработка нажатия кнопки "Создать aэробус"
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void buttonCreateAirbus_Click(object sender, EventArgs e)
        {
            Random random = new();
            _drawningAirplane = new DrawningAirbus(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)),
            pictureBoxAirbus.Width, pictureBoxAirbus.Height);
            _drawningAirplane.SetPosition(random.Next(10, 100), random.Next(10, 100));
            Draw();
        }
        /// <summary>
        /// Изменение размеров формы
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void buttonMove_Click(object sender, EventArgs e)
        {
            if (_drawningAirplane == null)
            {
                return;
            }
            string name = ((Button)sender)?.Name ?? string.Empty;
            switch (name)
            {
                case "buttonUp":
                    _drawningAirplane.MoveTransport(DirectionType.Up);
                    break;
                case "buttonDown":
                    _drawningAirplane.MoveTransport(DirectionType.Down);
                    break;
                case "buttonLeft":
                    _drawningAirplane.MoveTransport(DirectionType.Left);
                    break;
                case "buttonRight":
                    _drawningAirplane.MoveTransport(DirectionType.Right);
                    break;
            }
            Draw();
        }
        /// <summary>
        /// Обработка нажатия кнопки "Шаг"
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void buttonStep_Click(object sender, EventArgs e)
        {
            if (_drawningAirplane == null)
            {
                return;
            }
            if (comboBoxStrategy.Enabled)
            {
                _abstractStrategy = comboBoxStrategy.SelectedIndex
                switch
                {
                    0 => new MoveToCenter(),
                    1 => new MoveToBorder(),
                    _ => null,
                };
                if (_abstractStrategy == null)
                {
                    return;
                }
                _abstractStrategy.SetData(new
                DrawningObjectAirplane(_drawningAirplane), pictureBoxAirbus.Width,
                pictureBoxAirbus.Height);
                comboBoxStrategy.Enabled = false;
            }
            if (_abstractStrategy == null)
            {
                return;
            }
            _abstractStrategy.MakeStep();
            Draw();
            if (_abstractStrategy.GetStatus() == Status.Finish)
            {
                comboBoxStrategy.Enabled = true;
                _abstractStrategy = null;
            }
        }
    }

}