using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GameOfLife
{
    public class Game
    {
        public Game(int x, int y) { 
            ActiveMap = new(x, y);
            SwapMap = new(x, y);
        }
        public int Iteration => _Iteration; 
        private GameMap ActiveMap, SwapMap;
        private int _Iteration;


        public void Update()
        {
            //SwapMap.Clear();

            foreach ( var cell in ActiveMap.GetAllCells())
            {
                cell.Update(ref ActiveMap, ref SwapMap);
            }
            _Iteration++;

            //Swap Maps
            ActiveMap.CloneFrom(SwapMap);
        }

        public GameMap getActiveMap()
        {
            return ActiveMap;
        }

        public string ToString()
        {
            return $"""
                Current Iteration: {Iteration}
                """;
        }

        public string RenderToString()
        {
            int MapRowSize = ActiveMap.SizeY;
            int row = 0;
            int rowCounter = 0;
            StringBuilder stringBuilder = new StringBuilder();

            stringBuilder.Append("\t0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5\n");
            stringBuilder.AppendLine();
            stringBuilder.Append("0\t");

            foreach ( var cell in ActiveMap.GetAllCells())
            {
                stringBuilder.Append(cell.ToString() + " ");
                
                rowCounter++;
                if (rowCounter == MapRowSize)
                {
                    rowCounter = 0;
                    row++;
                    stringBuilder.Append($"\n{row}\t");
                }
            }
            return stringBuilder.ToString();
        }

        public string RenderToDebugString()
        {
            int row = 0;
            int MapRowSize = (int)Math.Sqrt(ActiveMap.GetAllCells().Length);
            int rowCounter = 0;
            StringBuilder stringBuilder = new StringBuilder();
            stringBuilder.Append("\t0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5\n");
            stringBuilder.AppendLine();
            stringBuilder.Append("0\t");
            foreach (var cell in ActiveMap.GetAllCells())
            {
                stringBuilder.Append(cell.GetNeighborVal(ref ActiveMap) + " ");
                

                rowCounter++;
                if (rowCounter == MapRowSize)
                {
                    rowCounter = 0;
                    row++;
                    stringBuilder.Append($"\n{row}\t");
                }
            }
            return stringBuilder.ToString();
        }

        public string RenderToSwapDebugString()
        {
            int MapRowSize = (int)Math.Sqrt(SwapMap.GetAllCells().Length);
            int rowCounter = 0;
            StringBuilder stringBuilder = new StringBuilder();
            foreach (var cell in SwapMap.GetAllCells())
            {
                stringBuilder.Append(cell.GetNeighborVal(ref SwapMap));

                rowCounter++;
                if (rowCounter == MapRowSize)
                {
                    rowCounter = 0;
                    stringBuilder.Append("\n");
                }
            }
            return stringBuilder.ToString();
        }


        public void SetRandomStart(int XSize, int YSize, int Seed = 0,int mod = 2)
        {
            //Not using Size args right now
            for (int i = 0; i < ActiveMap.SizeX - 1; i++)
            {
                for (int j = 0; j < ActiveMap.SizeY - 1; j++)
                {
                    ActiveMap.GetCell(i,j).isAlive = (Random.Shared.Next()%mod == 0);
                }
            }
        }

        public void GeneraterSwitcher()
        {
            ActiveMap.GetCell(ActiveMap.SizeX/2, ActiveMap.SizeY/2).isAlive = true;
            ActiveMap.GetCell(ActiveMap.SizeX / 2, (ActiveMap.SizeY / 2)+1).isAlive = true;
            ActiveMap.GetCell(ActiveMap.SizeX / 2, (ActiveMap.SizeY / 2)-1).isAlive = true;

        }
    }
}