package kernel.function;

import kernel.Cell;
import kernel.Formula;
import kernel.Grid;
import kernel.LanguageEnum;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.ArrayList;
import java.util.Iterator;

abstract public class Function extends Formula {

    protected Map<LanguageEnum, String> names = new HashMap<>();
    protected List<Cell> listCells;

    public Function(List<Cell> listCells) {
        this.listCells = listCells;
    }

    abstract public Double eval();

    public String getDevelopedFormula() {
        return names.get(Grid.language) + "("
                + this.listCells.stream()
                .map(Cell::getDevelopedFormula)
                .collect(Collectors.joining(",")) + ")";
    }

    public String toString() {
        return names.get(Grid.language) + "("
                + this.listCells.stream()
                .map(Cell::getId)
                .collect(Collectors.joining(",")) + ")";
    }

    public Boolean createCycle(Cell cell) {
 
    	boolean cycle=false;
        if (!this.listCells.contains(cell)){
        	Iterator<Cell> it=listCells.iterator();
        	while (it.hasNext() &&!cycle){
        		if (it.next().containFormula()){
        			cycle=it.next().getFormula().createCycle(cell);
        		}
        	}
        	return cycle;
        	
        }
        else
        	return true;
    	
    	
    }
}