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;
      	
      	

      }
  }