package pl.edu.agh;

import com.sun.prism.image.Coords;

import java.util.Set;

/**
 * Created by ewa on 12/1/16.
 */
public class ElementaryAutomaton extends Automaton1Dim {
    private String rules;
    protected ElementaryAutomaton(CellStateFactory stateFactory, CellNeighbourhood stateStrategy, int size, String rules) {
        super(stateFactory, stateStrategy, size);
        if(rules.length()==8) this.rules=rules;
    }

    @Override
    protected Automaton newInstance(CellStateFactory cellStateFactory, CellNeighbourhood neighbourhoodStrategy) {
        int size = super.getSize();
        return new ElementaryAutomaton(cellStateFactory, neighbourhoodStrategy, size, rules);
    }

    @Override
    protected CellState nextCellState(Cell currentCell, Set<Cell> neigboursStates) {
        CellState currentCellState = currentCell.getState();
        Coords1D currentCellCoords = (Coords1D)currentCell.getCoords();
        Cell leftFriend = new Cell(BinaryState.DEAD, new Coords1D(-1));
        Cell rightFriend = new Cell(BinaryState.DEAD, new Coords1D(-1));

        //Rule 30:
            for(Cell cell : neigboursStates){
                Coords1D cellCoords = (Coords1D)cell.getCoords();
                if(cellCoords.getX()==currentCellCoords.getX()-1) {
                   leftFriend = cell;
                }
                if(cellCoords.getX()==currentCellCoords.getX()+1){
                   rightFriend = cell;
                }
            }

        CellState leftState = leftFriend.getState();
        CellState rightState = rightFriend.getState();

        //lepiej to przejść pętlą czy ifami?
        if(leftState==BinaryState.ALIVE && currentCellState==BinaryState.ALIVE && rightState==BinaryState.ALIVE){
            if (rules.charAt(0)=='0') return BinaryState.DEAD;
            if (rules.charAt(0)=='1') return BinaryState.ALIVE;
        }

        if(leftState==BinaryState.ALIVE && currentCellState==BinaryState.ALIVE && rightState==BinaryState.DEAD){
            if (rules.charAt(1)=='0') return BinaryState.DEAD;
            if (rules.charAt(1)=='1') return BinaryState.ALIVE;
        }

        if(leftState==BinaryState.ALIVE && currentCellState==BinaryState.DEAD && rightState==BinaryState.ALIVE){
            if (rules.charAt(2)=='0') return BinaryState.DEAD;
            if (rules.charAt(2)=='1') return BinaryState.ALIVE;
        }

        if(leftState==BinaryState.ALIVE && currentCellState==BinaryState.DEAD && rightState==BinaryState.DEAD){
            if (rules.charAt(3)=='0') return BinaryState.DEAD;
            if (rules.charAt(3)=='1') return BinaryState.ALIVE;
        }

        if(leftState==BinaryState.DEAD && currentCellState==BinaryState.ALIVE && rightState==BinaryState.ALIVE){
            if (rules.charAt(4)=='0') return BinaryState.DEAD;
            if (rules.charAt(4)=='1') return BinaryState.ALIVE;
        }

        if(leftState==BinaryState.DEAD && currentCellState==BinaryState.ALIVE && rightState==BinaryState.DEAD){
            if (rules.charAt(5)=='0') return BinaryState.DEAD;
            if (rules.charAt(5)=='1') return BinaryState.ALIVE;
        }

        if(leftState==BinaryState.DEAD && currentCellState==BinaryState.DEAD && rightState==BinaryState.ALIVE){
            if (rules.charAt(6)=='0') return BinaryState.DEAD;
            if (rules.charAt(6)=='1') return BinaryState.ALIVE;
        }

        if(leftState==BinaryState.DEAD && currentCellState==BinaryState.DEAD && rightState==BinaryState.DEAD){
            if (rules.charAt(7)=='0') return BinaryState.DEAD;
            if (rules.charAt(7)=='1') return BinaryState.ALIVE;
        }

        return currentCellState;
    }
}