/*
   asst06.cpp
   7/6/2005
   CIS 150
   David G. Klick
   
   Solution to assignment #6.
*/

#include <iostream>
#include <iomanip>
using std::cout;
using std::cin;
using std::setw;

struct Player {
   char name[35];
   int id;
   double points;
};

const int NUM_PLAYERS = 3;
void sortByID(Player p[], int len);
void sortByPoints(Player p[], int len);
void display(Player p);

int main(void) {
   int i;
   char temp[10];
   
   // declare array of Player structures
   Player players[NUM_PLAYERS];
   
   // get player data from user
   cout << "Getting player information:\n";
   for (i=0; i<NUM_PLAYERS; i++) {
      cout << "Enter player ID#: ";
      cin.getline(temp, 10, '\n');
      players[i].id = atoi(temp);
      cout << "Enter player name: ";
      cin.getline(players[i].name, 35, '\n');
      cout << "Enter points scored: ";
      cin.getline(temp, 10, '\n');
      players[i].points = atof(temp);
      cout << '\n';
   }      

   // display player information
   cout << "\nWhat you entered:\n";
   for (i=0; i<NUM_PLAYERS; i++) display(players[i]);
   
   // sort by ID# and redisplay
   sortByID(players, NUM_PLAYERS);
   cout << "\nSorted by ID#:\n";
   for (i=0; i<NUM_PLAYERS; i++) display(players[i]);
   
   // sort by points scored and redisplay
   sortByPoints(players, NUM_PLAYERS);
   cout << "\nSorted by points scored:\n";
   for (i=0; i<NUM_PLAYERS; i++) display(players[i]);
   
   return 0;
}

void sortByID(Player p[], int len) {
   int i, j;
   Player temp;
   for (i=0; i<len-1; i++) {
      for (j = i+1; j<len; j++) {
         if (p[i].id > p[j].id) {
            temp = p[i];
            p[i] = p[j];
            p[j] = temp;
         }
      }
   }
}

void sortByPoints(Player p[], int len) {
   int i, j;
   Player temp;
   for (i=0; i<len-1; i++) {
      for (j = i+1; j<len; j++) {
         if (p[i].points > p[j].points) {
            temp = p[i];
            p[i] = p[j];
            p[j] = temp;
         }
      }
   }
}

void display(Player p) {
   cout << setw(2) << p.id << ": " << p.name
        << " (" << p.points << ")\n";
}