// Brandon Silver
// Section 004
// CS 1113
// 2011-12-09
//
// Reads in football statistics from supplied input, prints
// out the input, sorts the input, and then prints it back out.
// Then, searches the sorted data for the supplied statistics.

import java.util.Scanner;

public class Football2 {
    public static void main(String[] args)
    {
        // declare final values
        final int ARR_SIZE = 100;
        final String SENT = "NoSuchTeam";
        final int TEAM_LENGTH = 4;

        // declare football team object array
        FootballTeam[] footballArr = new FootballTeam[ARR_SIZE];

        // initialize footbal teams to fill footballArr
        for (int i = 0; i < ARR_SIZE; i++)
            footballArr[i] = new FootballTeam();

        // declare scanner
        Scanner scan = new Scanner(System.in);

        // declare all other variables
        String titleLine = "";
        int numRecords = 0;
        String sTeamKey = "";
        int iYardsNumKey = 0;
        int elementPos = 0;
        FootballTeam footballTeamKey = new FootballTeam();

        // Read in first line (title) into a variable for printing
        // (placed here b/c it doesn't really belong in readDatabase method)
        if (scan.hasNext())
            titleLine = scan.nextLine();
        else
        {
            System.out.println("ERROR: No input detected. Quitting program.");
            System.exit(0);
        }
        // Print titleLine
        System.out.println(titleLine);

        // call readDatabase
        numRecords = readDatabase(scan, ARR_SIZE, SENT, footballArr);

        // call printDatabase
        printDatabase(numRecords, footballArr);

        System.out.println("Sort the database.");

        // call sortDatabase (broken, I have no idea how to do this)
        sortDatabase(numRecords, footballArr);

        // print the newly sorted database (except it ain't sorted, see above)
        printDatabase(numRecords, footballArr);

        // Defensively read in the team
        if (scan.hasNext())
            sTeamKey = scan.next();
        // enter search sentinel loop (assuming it starts after first sentinel)
        while (!sTeamKey.equals(SENT))
        {
            // Defensively read in the yards
            if (scan.hasNextInt())
                iYardsNumKey = scan.nextInt();
            else
            {
                System.out.println("ERROR: Expecting an int. Quitting program.");
                System.exit(0);
            }

            // output search query
            System.out.println("\nIs there a team with an abbreviation = "
                    + sTeamKey + "\n   and total yards = " + iYardsNumKey
                    + " in the database, \n   and if so, what is its number of wins.");
            // load in temporary values into key FootballTeam object
            footballTeamKey.setName(sTeamKey);
            footballTeamKey.setYards(iYardsNumKey);

            elementPos = seqSearch(numRecords, footballArr, footballTeamKey);

            // output search results
            if (elementPos == -1)
                System.out.println("No, there is no such team in the database.");
            else
            {
                System.out.println("Yes. The number of wins is "
                        + footballArr[elementPos].getWins() + ".");
            }

            // read in the next team name to look for
            if (scan.hasNext())
                sTeamKey = scan.next();
            else
            {
                System.out.println("ERROR: No input detected. Quitting Program.");
                System.exit(0);
            }
        } // end search sentinel loop



    } // end main method

    public static int readDatabase(Scanner scan, int ARR_SIZE, String nameSentinel,
            FootballTeam[] football)
    {
        // declare variable to return
        int numRecords = 0;
        // declare temporary container variables
        String sTeamName = "";
        int iAttemptsNum = 0;
        int iYards = 0;
        int iWin = 0;
        int iLose = 0;

        // Defensively read in team name
            if (scan.hasNext())
        {
            sTeamName = scan.next();
        }
        else
        {
            System.out.println("ERROR: Invalid input. Quitting program.");
            System.exit(0);
        }
        while (!sTeamName.equals(nameSentinel))
        {
            // attempts
            if (scan.hasNextInt())
            {
                iAttemptsNum = scan.nextInt();
            }
            else
            {
                System.out.println("ERROR: Invalid input. Quitting program.");
                System.exit(0);
            }

            // yards
            if (scan.hasNext())
            {
                iYards = scan.nextInt();
            }
            else
            {
                System.out.println("ERROR: Invalid input. Quitting program.");
                System.exit(0);
            }

            // wins
            if (scan.hasNextInt())
            {
                iWin = scan.nextInt();
            }
            else
            {
                System.out.println("ERROR: Invalid input. Quitting program.");
                System.exit(0);
            }

            // loses
            if (scan.hasNextInt())
            {
                iLose = scan.nextInt();
            }
            else
            {
                System.out.println("ERROR: Invalid input. Quitting Program.");
                System.exit(0);
            }

            // load the holder variables into the specific FootballTeam object
            // in the FootballTeam object array.
            // also verify that there is enough space in the array.
            if (numRecords < ARR_SIZE - 1)
            {
                football[numRecords].setName(sTeamName);
                football[numRecords].setAttempts(iAttemptsNum);
                football[numRecords].setYards(iYards);
                football[numRecords].setWins(iWin);
                football[numRecords].setLosses(iLose);

            }
            else
            {
                System.out.println("ERROR: There is not enough space in the"
                        + " array. Quitting program.");
                System.exit(0);
            }

            // increment the number of records
            numRecords++;

            // Defensively read in team name
            if (scan.hasNext())
            {
                sTeamName = scan.next();
            }
            else
            {
                System.out.println("ERROR: Invalid input. Quitting program.");
                System.exit(0);
            }
        } // end data input sentinel loop

        return numRecords;

    }

    public static void printDatabase(int numRecords, FootballTeam[] footballArr)
    {
        System.out.println("\nPrint the database:");
        // begin output loop
        for (int i = 0; i < numRecords; i++)
        {
            // add spaces to names as needed
//          while (footballArr[i].getName().length() < 4)
//          {
//              footballArr[i].setName((footballArr[i].getName() + " "));
//          }

            System.out.println(footballArr[i].toString());

        }

    } // end printDatabase method

    public static void sortDatabase(int numRecords, FootballTeam[] footballArr)
    {
        int counter = 0;
        String tempStr = "";
        int tempInt = 0;
        FootballTeam tempTeam = new FootballTeam();

        for (int i = 1; i < numRecords; i++)
        {
            counter = i - 1;
            for (int j = i; j < numRecords; j++)
            {
                if(footballArr[j].compareTo(footballArr[counter]) < 0)
                    counter = j;
                else if (footballArr[j].compareTo(footballArr[counter]) == 0)
                {
                        counter = i + 1;
                }
            }

            tempTeam = footballArr[i-1];
            footballArr[i-1] = footballArr[counter];
            footballArr[counter] = tempTeam;
        }


    } // end sortDatabase method

    public static int seqSearch(int numRecords, FootballTeam[] footballArr,
            FootballTeam footballTeamKey)
    {
        return 0;
    } // end seqSearch method

} // end Football2 class