using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;

namespace ReversiRaiz
{
    public partial class Form1 : Form
    {
        int zetten = 0;
        int rood = 0;
        int blauw = 0;

        int lastX = 0; int lastY = 0;
        const int rijen = 6; //breedte
        const int kolommen = 6; //hoogte
        const int kleur = 1; //kleuren
        const int legaal = 1;
        int[,,] legaliteit = new int[kolommen, rijen, legaal];
        int[,,] bordstand = new int[kolommen, rijen, kleur];

        Rectangle[,] posities = new Rectangle[kolommen, rijen];

        public Form1()
        {
            InitializeComponent();
            panel1.Paint += TekenSteen;
            this.DoubleBuffered = true;
        }

        private void Form1_Load(object sender, EventArgs e)
        {
        }

        private void panel1_Paint(object sender, PaintEventArgs e)
        {
            // tekent de kolommen
            for (int x = 0; x <= kolommen; x++)
            {
                e.Graphics.DrawLine(Pens.Gray, x * ((panel1.Width) / kolommen), 0, x * ((panel1.Width) / kolommen), panel1.Height);
            }

            // tekent de rijen
            for (int y = 0; y <= rijen; y++)
            {
                e.Graphics.DrawLine(Pens.Gray, 0, y * ((panel1.Height) / rijen), panel1.Width, y * ((panel1.Height) / rijen));
            }

            // zorgt ervoor dat de juiste stenen op het bord staan
            for (int x = 0; x < kolommen; x++)
            {
                for (int y = 0; y < rijen; y++)
                {
                    int lenhoog = panel1.Height / kolommen;
                    int lenbreedt = panel1.Width / rijen;
                    posities[x, y] = new Rectangle(x * lenhoog, y * lenbreedt, lenhoog, lenbreedt);
                }
            }
        }

        public void TekenSteen(object o, PaintEventArgs e)
        {
            CheckPlays();

            e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;


            try
            {
                for (int x = 0; x < rijen; x++)
                {
                    for (int y = 0; y < kolommen; y++)
                    {
                        if (!(bordstand[x, y, 0] == 0))
                        {
                            Brush kleur = GenereerKleur(bordstand[x, y, 0]);
                            e.Graphics.FillEllipse(kleur, posities[x, y]);
                        }
                    }
                }

            }
            catch (Exception)
            {
            }


            try
            {
                for (int x = 0; x < rijen; x++)
                {
                    for (int y = 0; y < kolommen; y++)
                    {
                        if (legaliteit[x, y, 0] == 1)
                        {
                            e.Graphics.FillEllipse(Brushes.Yellow, posities[x, y]);
                        }
                    }
                }

            }
            catch (Exception)
            {
            }

        }

        public void CheckLegality()
        {
            for (int x = 0; x < rijen; x++)
            {
                for (int y = 0; y < kolommen; y++)
                {
                    try
                    {
                        bool omringt = false;
                        omringt = ReturnOmringd(x, y);

                        if (omringt)
                        {
                            legaliteit[x, y, 0] = 1;
                        }

                        else
                        {
                            legaliteit[x, y, 0] = 0;
                        }
                    }
                    catch { }
                }
            }
        }

        public bool ReturnOmringd(int kolom, int rij)
        {
            if (bordstand[kolom - 1, rij, 0] != 0)
            {
                return true;
            }

            if (bordstand[kolom + 1, rij, 0] != 0)
            {
                return true;
            }

            if (bordstand[kolom, rij + 1, 0] != 0)
            {
                return true;
            }

            if (bordstand[kolom, rij - 1, 0] != 0)
            {
                return true;
            }

            if (bordstand[kolom + 1, rij + 1, 0] != 0)
            {
                return true;
            }

            if (bordstand[kolom + 1, rij - 1, 0] != 0)
            {
                return true;
            }

            if (bordstand[kolom - 1, rij + 1, 0] != 0)
            {
                return true;
            }

            if (bordstand[kolom - 1, rij - 1, 0] != 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        public void CheckPlays()
        {
            try
            {

                if (bordstand[lastX, lastY, 0] == bordstand[lastX - 2, lastY, 0] && bordstand[lastX - 1, lastY, 0] != 0)
                {
                    bordstand[lastX - 1, lastY, 0] = bordstand[lastX, lastY, 0];
                }

            }
            catch
            {
            }

            try
            {
                if (bordstand[lastX, lastY, 0] == bordstand[lastX + 2, lastY, 0] && bordstand[lastX + 1, lastY, 0] != 0)
                {
                    bordstand[lastX + 1, lastY, 0] = bordstand[lastX, lastY, 0];
                }
            }
            catch
            {
            }
            try
            {

                if (bordstand[lastX, lastY, 0] == bordstand[lastX, lastY - 2, 0] && bordstand[lastX, lastY - 1, 0] != 0)
                {
                    bordstand[lastX, lastY - 1, 0] = bordstand[lastX, lastY, 0];
                }
            }
            catch
            {
            }
            try
            {

                if (bordstand[lastX, lastY, 0] == bordstand[lastX, lastY + 2, 0] && bordstand[lastX, lastY + 1, 0] != 0)
                {
                    bordstand[lastX, lastY + 1, 0] = bordstand[lastX, lastY, 0];
                }
            }
            catch
            {
            }

            //diagonaal
            try
            {
                if (bordstand[lastX, lastY, 0] == bordstand[lastX - 2, lastY - 2, 0] && bordstand[lastX - 1, lastY - 1, 0] != 0)
                {
                    bordstand[lastX - 1, lastY - 1, 0] = bordstand[lastX, lastY, 0];
                }
            }
            catch
            {
            }
            try
            {
                if (bordstand[lastX, lastY, 0] == bordstand[lastX + 2, lastY + 2, 0] && bordstand[lastX + 1, lastY + 1, 0] != 0)
                {
                    bordstand[lastX + 1, lastY + 1, 0] = bordstand[lastX, lastY, 0];
                }
            }
            catch
            {
            }
            try
            {
                if (bordstand[lastX, lastY, 0] == bordstand[lastX - 2, lastY + 2, 0] && bordstand[lastX - 1, lastY + 1, 0] != 0)
                {
                    bordstand[lastX - 1, lastY + 1, 0] = bordstand[lastX, lastY, 0];
                }
            }
            catch
            {
            }
            try
            {
                if (bordstand[lastX, lastY, 0] == bordstand[lastX + 2, lastY - 2, 0] && bordstand[lastX + 1, lastY - 1, 0] != 0)
                {
                    bordstand[lastX + 1, lastY - 1, 0] = bordstand[lastX, lastY, 0];
                }
            }
            catch
            {
            }
        }
        public void GetBoxClicked(int mouseX, int mouseY)
        {

            int stapX = panel1.Width / rijen;
            int stapY = panel1.Height / kolommen;
            int countX = 0;
            int countY = 0;

            for (int x = 0; x < mouseX; x += stapX)
            {
                countX++;
            }

            for (int y = 0; y < mouseY; y += stapY)
            {
                countY++;
            }
            countX -= 1;
            countY -= 1;

            if (bordstand[countX, countY, 0] == 0)
            {
                lastX = countX;
                lastY = countY;
                bordstand[countX, countY, 0] = BepaalKleur();
                zetten++;
            }



        }



        public Brush GenereerKleur(int nummer)
        {
            switch (nummer)
            {
                default:
                    return Brushes.Blue;
                case 1:
                    return Brushes.Blue;
                case 2:
                    return Brushes.Red;
            }

        }

        public int BepaalKleur()
        {

            if (zetten % 2 == 0)
            {
                return 1;
            }
            else
                return 2;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            zetten = 0;
            Array.Clear(bordstand, 0, bordstand.Length);
            Array.Clear(posities, 0, posities.Length);
            bordstand[2, 2, 0] = 1;
            bordstand[3, 3, 0] = 1;
            bordstand[2, 3, 0] = 2;
            bordstand[3, 2, 0] = 2;

            panel1.Invalidate();
        }

        private void panel1_MouseClick(object sender, MouseEventArgs e)
        {
            panel1.Invalidate();
            GetBoxClicked(e.X, e.Y);
            CountChips();
            blauwlabel.Text = "Blauw: " + blauw.ToString();
            roodlabel.Text = "Rood: " + rood.ToString();

            if (zetten % 2 == 0)
            {
                status.Text = "Blauw is aan zet.";
            }
            else
            {
                status.Text = "Rood is aan zet.";
            }

            MessageBox.Show(legaliteit[lastX - 1, lastY, 0].ToString() + "," + legaliteit[lastX + 1, lastY, 0].ToString(), "," + legaliteit[lastX, lastY - 1, 0].ToString() + "," + legaliteit[lastX, lastY + 1, 0].ToString());

        }

        private void CountChips()
        {
            blauw = 0;
            rood = 0;
            for (int x = 0; x < rijen; x++)
            {
                for (int y = 0; y < kolommen; y++)
                {
                    if (bordstand[x, y, 0] != 0)
                    {
                        switch (bordstand[x, y, 0])
                        {
                            case 1:
                                blauw++;
                                break;
                            case 2:
                                rood++;
                                break;
                        }
                    }
                }
            }
        }

        private void status_TextChanged(object sender, EventArgs e)
        {
            if (status.Text == "Blauw is aan zet.")
            {
                status.ForeColor = Color.Blue;
            }
            else
            {
                status.ForeColor = Color.Red;
            }
        }

        private void help_Click(object sender, EventArgs e)
        {
            CheckLegality();
        }
    }
}