#include <iostream>
#include <fstream>
#include <string>
#include <iomanip>
using namespace std;
const int MAXSIZE='80';
// ********************************************************************
// * Struct Name: MCCSR                                               *
// * Description: Stores the Last name, first name, and survey option *
// * of each person surveyed.                                         *
// * Parameter Description: string Fname stores the first name, string*
// * Lname stores the last name, and char PorC stores pie or          *
// * cheesecake.                                                      *
// * Date: 03/30/2012                                                 *
// * Author: Reid Richardson                                          *
// ********************************************************************
struct MCCSR
{
    string Fname, Lname;
    char PorC;
};

int records(const char * filename);
char * inputfile(char * filename);
void sort(struct MCCSR *, int counter);
void PrintSummary(int count, struct MCCSR *);

// ********************************************************************
// * Function Name: int main                                          *
// * Description: The main routine gathers all of the information and *
// * allocates memory.  It creates a struct to store the first name,  *
// * last name, and survey selection from each person.  After doing   *
// * all of that, it calls on the PrintSummary function to print.     *
// * Parameter Description: none                                      *
// * Date: 03/30/2012                                                 *
// * Author: Reid Richardson                                          *
// ********************************************************************
int main()
{
    char * fn = new char[MAXSIZE];
    fn = inputfile(fn);
    int cn = 0;
    cn = records(fn);
    struct MCCSR * Survey;
    Survey = new struct MCCSR[cn];
    ifstream MyInputFile;
    MyInputFile.open(fn);
    for(int i=0; i < cn; i++)
    {
        MyInputFile >> Survey[i].Lname;
        MyInputFile >> Survey[i].Fname;
        MyInputFile >> Survey[i].PorC;
    }
    MyInputFile.close();
    PrintSummary(cn, Survey);
    sort(Survey, cn);
    return 0;
}

// ********************************************************************
// * Function Name: int records                                       *
// * Description: counts the number of lines and returns the value    *
// * Parameter Description: const char * filename dereferences the    *
// * inputted file so the lines can be counted.                       *
// * Date: 03/30/2012                                                 *
// * Author: Reid Richardson                                          *
// ********************************************************************
int records(const char * filename)
{
    int counter = 0;
    char line[MAXSIZE];
    ifstream MyInputFile;
    MyInputFile.open(filename);
    MyInputFile.getline(line, MAXSIZE);

    while(!MyInputFile.eof()) // keeps getting lines until the file ends
    {
        counter++;
        MyInputFile.getline(line, MAXSIZE);
    }
    MyInputFile.close();
    return counter; // returns the numeric value of the amount of lines
}
// ********************************************************************
// * Function Name: char * inputfile                                  *
// * Description: Prompts the user to input a valid file and then     *
// * stores it for future use by other functions.                     *
// * Parameter Description: char * filename is where the user inputs  *
// * the file.                                                        *
// * Date: 03/30/2012                                                 *
// * Author: Reid Richardson                                          *
// ********************************************************************
char * inputfile(char * filename)
{
    ifstream MyInputFile;
    cout << "Please enter a valid file: ";
    cin >> filename;
    MyInputFile.open(filename);
    while(!MyInputFile.is_open())
    {
        cout << "Invalid File.  Please try again: ";
        cin >> filename;
        MyInputFile.open(filename);
    }
    MyInputFile.close();
    return filename;
}

// ********************************************************************
// * Function Name: Sort                                              *
// * Description: Alphabetically sorts last names                     *
// * Parameter Description: struct MCCSR * sur is used with temp to   *
// * move data and int counter is used as a counter                   *
// * Date: 03/30/2012                                                 *
// * Author: Originally written by Dr. David Gaitros, modified by     *
// *         Reid Richardson
// ********************************************************************
void Sort(struct MCCSR * sur, int counter)
{
    struct MCCSR temp;
    bool swapped = true;
    while(swapped)
    {
        swapped = false;
        for(int i=0; i < counter-1; i++)
        {
            if(sur[i].Lname > sur[i+1].Lname)
            {
                temp = sur[i];
                sur[i] = sur[i+1];
                sur[i+1] = temp;
                swapped = true;
            }
        }
    }
}

// ********************************************************************
// * Function Name: void PrintSummary                                 *
// * Description: Prints out the last names, first names, survey      *
// * choices, for each person and displays the total amount of people *
// * and the total amount of cheesecake/pie options.                  *
// * Parameter Description: int counter is used to tally the amount of*
// * people interviewed and struct MCCSR * sur is used to dereference *
// * the main struct to have access to the information.               *
// * Date: 03/30/2012                                                 *
// * Author: Reid Richardson                                          *
// ********************************************************************
void PrintSummary(int counter, struct MCCSR * sur)
{
    cout << endl;
    cout << setw(30) << "The Cheesecake Report" << endl;
    cout << endl;
    cout << setw(5) << "Last Name" << setw(15) << "First Name" << setw(20) << "Cake or Pie" << endl;
    cout << endl;
    int cake=0;
    int pie=0;
    for(int count = 0; count < counter; count++)
    {
        cout << setw(15) << left << sur[count].Lname;
        cout << setw(20) << left << sur[count].Fname;
        if(sur[count].PorC == 'C')
        {
            cout << setw(10) << left << "Cake" << endl;
            cake++;
        }

        if(sur[count].PorC == 'P')
        {
            cout << setw(10) << left << "Pie" << endl;
            pie++;
        }
    }
    cout << "The number of records is: " << counter << endl;
    cout << "The number of people who think CheeseCake is a Pie is: " << pie << endl;
    cout << "The number of people who think CheeseCake is a Cake is: " << cake << endl;
}