#include <iostream>
#include <math.h>
#include <time.h>
#include <iomanip>

#include "dice.h"

using namespace std;

int main()
{
    float bank = 100, bet;
    int roll, ctr = 0, conf;
      
    cout << setprecision(2) << fixed;
    
    do
    {
        
      system("cls");
      conf = menu(bank);
      
    }while(conf > 2);
        
    srand(time(NULL));
    
    while(conf == 1)
    {          
               bet = wager(bank);    
               die();
               roll = dice();
              
               if(roll == 7 || roll == 11)
               {
                    firstWin(ctr, roll, bank, bet);
                    
               }
               else if(roll == 2 || roll == 3 || roll == 12)
               {
                    firstLose(roll, bank, bet);
               }
               else
               {                  
                  reRoll(ctr, roll, bet, bank);
               }
              
               if(bank == 0)
               {
                   cout << "\n\nYou are out of money. ";    
                   break;
               }
                                                  
               do
               {
                  system("pause");
                  system("cls");
                  conf = menu(bank);
      
               }while(conf > 2);
    }
    
    summary(ctr, bank);
    
    system("PAUSE>nul");
    return EXIT_SUCCESS;
}

#ifndef _DICE_H_
#define _DICE_H_
#include <iostream>
#include <math.h>
#include <time.h>
#include <iomanip>


using namespace std;

int die(void);
int dice(void);
void firstWin(int &, int, float &, float);
void firstLose(int, float &, float);
void reRoll(int &, int, float, float &);
int menu(float);
float wager(float);
void summary(int , float);

int die()
{
    return(rand() % 6 + 1);
}

int dice()
{
    return(die() + die());
}

void firstWin(int &ctr, int roll, float &bank, float bet)
{
     cout << "\n\nYou rolled a " << roll << "!!!\n\nYOU WIN!!!\n\n\n";
     bank = bank + bet;
     ++ctr;
}

void firstLose(int roll, float &bank, float bet)
{
     cout << "\n\nYou rolled a " << roll << "!!!\n\nYOU LOSE!!!\n\n\n";
     bank = bank - bet;
}

void reRoll(int &ctr, int roll, float bet, float &bank)
{
     int points = roll;
     int conf;
                  
     cout << "\n\nYou rolled a " << roll << "!!!";
                  
     cout << "\n\n\nEnter 1 to roll...";
     cin >> conf;
     cout << "\n___________________________________";

      while(conf == 1)
      {
           roll = dice();
                        
           if(roll == points)
           {
               cout << "\n\nYou rolled a " << roll
                    << "!!!\n\n\nYOU WIN!!!";
              
               bank = bank + bet;
                          
               ++ctr;
                
               break;    
           }
           else if(roll == 7)
           {
                cout << "\n\nYou rolled a " << roll
                     << "!!!\n\n\nYOU LOSE!!!";
                
                bank = bank - bet;
                    
                break;    
           }
           else
           {
               cout << "\n\nYou rolled a " << roll <<"!!!";
              
           }
                        
           cout << "\n\nEnter 1 to roll...";
           cin >> conf;
           cout << "__________________________________";
      }
}

int menu(float bank)
{
    int x;
        
      cout << "\n\n_______________CRAPS________________\n\n"
           << "\n1. Roll"
           << "\n2. Quit"
           << "\n3. Rules of Craps"
           << "\n4. Check your balance"
           << "\n\nEnter your choice: ";
      cin >> x;
          
      switch(x)
      {              
              case 1: return(x);
              case 2: return(x);
              case 3: cout << "\n\n\nOn Your first roll:\n\nIf you roll a 7 or"
                           << " 11 you win.\nIf you roll a 2, 3 or 12 you lose.\n"
                           << "If you roll anything else that becomes your points"
                           << " and you roll again.\n\n"
                           << "On all rolls after the first:\n\nIf you roll a 7 "
                           << "you lose.\nIf you roll your points again you win."
                           << "\nIf you roll anything else you roll again."
                           << "\nHave fun and good luck!\n\n";
                      return(x);
              case 4: cout << "\n\nYour balance is " <<bank <<".\n\n";
                      return(x);
                      break;
              default: cout << "Invalid input, try again\n\n";
     }
    
}

float wager(float bank)
{
      float bet;
      
      cout << "___________________________________"
           << "\n\nYour balance is " <<bank << ".\n\n";
      
      do
      {
        cout << "How much would you like to bet? ";
        cin >> bet;
        
        if(bet > bank)
        {
               cout << "\n\nYou don't have enough money.\n\n";
               continue;
        }
        else
        {
           return(bet);
        }
      }while(bet > bank);
            
}

void summary(int ctr, float bank)
{
     if(ctr < 5)
         cout << "\n\nNice try. You won " << ctr << " times and ended the game "
              << "with " <<bank << " dollars.";
     else if(ctr < 10)
          cout << "\n\nGood job! You won " <<ctr << " times and "
               << "ended the game with " <<bank << " dollars.";
     else
         cout << "\n\nYou have really good luck! \nYou won " <<ctr << " times and "
              << "ended the game with " <<bank << " dollars.";
}
#endif