package kernel.function;
  
  import kernel.Cell;
  import kernel.Formula;

  import kernel.Grid;
  import kernel.LanguageEnum;

  import java.io.Serializable;

  import java.util.HashMap;

  import java.util.List;
  import java.util.Map;
  import java.util.stream.Collectors;

  abstract public class Function implements Formula, Serializable {

      private static final long serialVersionUID = 1L;
      public Map<LanguageEnum, String> names = new HashMap<>();

      public 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) {

          if (!this.listCells.contains(cell))
              for (Cell currentCell : this.listCells)
                  if (currentCell.containFormula() && currentCell.getFormula().createCycle(cell))
                      return true;

          return true;

      }
  

      public List<Cell> getUtilisedCells() {

          return this.listCells;
      }

  }