package app;
import java.util.*;

import diving.*;
import scoring.*;

/**
 * An application that can be used to score the required program for one diver in a
 * sanctioned intra-departmental 1-meter springboard diving competition.
 * 
 * When running this application, the judges' 10 scores (one score from each of the five judges
 * for both dives) must be entered as command-line parameters.
 * 
 * @author Annie Pro Grammer, perspecTV
 * @version H1
 */
public class IndividualScorer 
{
  private static final String[] COUNTRY  = {"ALB","BEL","CAN","DJI","ESA"};
  private static final String[] REQUIRED = {"Forward Dive - Pike", "Forward Somersault - Tuck"};

  private static final String STRING_FORMAT = "%30s";
  /**
   * The entry point of the application.
   * 
   * @param args  The command line arguments containing the 10 scores
   */
  public static void main(final String[] args)
  {
    // Early exit
    if ((args == null) || (args.length != 11))
    {
      System.err.println("You must enter all 10 scores "
          + "(five scores for each of the two required dives) followed by the diver's name.");
      System.exit(1);
    }	      

    // Setup the Map containing the degrees of difficulty
    Map<String, Double> difficulty = new DifficultyTable1mS();

    // Print the header
    System.out.printf("Results for %s\n\n", args[10]);
    System.out.printf(STRING_FORMAT, " ");
    for (int judge=0; judge<5; judge++) System.out.printf(" %5s", COUNTRY[judge]);
    System.out.printf(" | %4s\n", "Raw");


    List<Score> dives = new ArrayList<Score>();

    for (int dive=0; dive<2; dive++)
    {
      List<Score> scores = new ArrayList<Score>();
      System.out.printf(STRING_FORMAT, REQUIRED[dive]);

      // Create a list containing the judge's scores for the current dive
      for (int judge=0; judge<5; judge++)
      {
        Double value = null;
        String s = args[dive*5+judge]; 
        if (!s.equals("N/A")) value = Double.parseDouble(s);

        Score score = new Score(COUNTRY[judge], value);
        System.out.printf(" %s", score.toString());
        scores.add(score);
      }

      // Drop the highest and lowest scores and calculate (and display) the raw total
      Rule          dropRule    = new DropRule(true, true);
      ScoringSystem totalSystem = new TotalSystem();
      try
      {
        // Drop the high and the low
        List<Score> middle = dropRule.apply(scores);
        // Calculate the total of the others
        Score       temp   = totalSystem.calculate(REQUIRED[dive], middle); 

        dives.add(temp);

        System.out.printf(" | %4.1f\n", temp.getValue());
      }
      catch (SizeException se)
      {
        System.out.printf("There are scores missing for dive %d\n", dive+1);
      }
    }

    // Calculate (and display) the weighted total for this diver
    ScoringSystem dodSystem = new WeightedTotalSystem(difficulty);
    try
    {
      Score total = dodSystem.calculate("Points", dives);
      System.out.printf(STRING_FORMAT, total.toString(true));
    }
    catch (SizeException se)
    {
      System.out.println("This diver didn't complete either of the two required dives!");
    }

  }

}