using Memory.Data;
using Memory.Logic;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;

namespace Memory.Gui
{
    public partial class MainWindow : Window
    {
        private Game? game;

        public MainWindow()
        {
            InitializeComponent();
            CreateGrid();
        }

        private void StartGame(object sender, RoutedEventArgs args)
        {
            game = new(new ScoreHandler());
            StartScreen.Visibility = Visibility.Hidden;
            FinishScreen.Visibility = Visibility.Hidden;
            GameScreen.Visibility = Visibility.Visible;
            Redraw();
        }

        private void FinishGame()
        {
            GameScreen.Visibility = Visibility.Hidden;
            FinishScreen.Visibility = Visibility.Visible;
        }

        private void CreateGrid()
        {
            int columns = Game.GRIDSIZE;
            int rows = Game.DECKSIZE * 2 / Game.GRIDSIZE;
            for (int i = 0; i < columns; i++)
            {
                ColumnDefinition colDef = new()
                {
                    Width = new(1, GridUnitType.Star)
                };
                GameScreen.ColumnDefinitions.Add(colDef);
            }
            for (int i = 0; i < rows; i++)
            {
                RowDefinition rowDef = new()
                {
                    Height = new(1, GridUnitType.Star)
                };
                GameScreen.RowDefinitions.Add(rowDef);
            }
        }

        private void Redraw()
        {
            GameScreen.Children.Clear();
            for (int i = 0; i < game.Cards.Count; i++)
            {
                Card card = game.Cards[i];
                if (!card.Completed)
                {
                    Button button = new()
                    {
                        Content = card.Selected() ? card.ID : null,
                        FontSize = 30,
                        Background = new SolidColorBrush(card.Selected() ? Color.FromRgb(0, 255, 0) : Color.FromRgb(255, 0, 0))
                    };
                    Grid.SetColumn(button, i % Game.GRIDSIZE);
                    Grid.SetRow(button, i / Game.GRIDSIZE);
                    button.Click += (object sender, RoutedEventArgs args) =>
                    {
                        game.ClickCard(card);
                        if (!game.IsFinished())
                        {
                            Redraw();
                        }
                        else
                        {
                            FinishGame();
                        }
                    };
                    GameScreen.Children.Add(button);
                }
            }
        }
    }
}