for brainzzz

// Kitt Rush
// COP2000.001
// Project 7; Averaging temperatures, and displaying amount of averages, amount above and below, and the average itself

#include<iostream>
#include<fstream>
using namespace std;

// TO DO (according to rubrics yay!)
// Class defined with private vars and public functions
// input file is NovTemps.txt and located properly
// Use an array of counters to count number of days above average, below and at average
// Use a constructor to initialize array elements to 0

// Read from file
// Average values
//  Compare NEW num to Avg
//      Keep track of how many are the same as avg, above, and below

class Average
{
private:        // Variables go here
    ifstream temps;

    // Array; must be able to hold 30
    static const int SIZE = 30;
    int num[SIZE];          // Stores all the values from file

    // Integers regarding above, below and average counts
    int aa = 0;                 // Above Average COUNT
    int below = 0;              // Below Average COUNT
    int avgCount = 0;           // Average COUNT

    float temp;         // Temporarily read in number
    float avg;              // Calculated average
    float sum;              // Calculate value of all temps
    int count;              // Keeps track of how many values are read from file

public:         // Functions go here
    // Methods
    void openFile();        // Bunch of functions/methods that all relate to the file
    void testFile();
    void readFile();
    void closeFile();

    void calcAvg();     // Will calculate the average of the temperatures
    void driver();

    Average();              // Constructor
};
// ------------------------------------------- Method Definitions -------------------------------------------

// Average: Average
// Initializing values
Average::Average()
{
    // Hey what do you know, it's more initializing of the values! ;)
    count = 0;
    sum = 0;

    // Array initialization
    for (int i = 0; i < SIZE; i++)
    {
        num[i] = 0;
    }
}

// Average: openFile
// Open inFile for processing
void Average::openFile()
{
    temps.open("NovTemps.txt");

    // Checking to make sure inFile opened properly
    testFile();
}

// Average: testFile
// Test if input file opened properly
void Average::testFile()
{
    if (!temps)
    {
        cerr << "NovTemps.txt didn't open properly." << endl << endl;
        exit(2222);
    }
}

// Average: readFile
// Read from inFile to populate array
// Add to sum and count
void Average::readFile()
{
    for (int i = 0; i < SIZE; i++)
    {
        if (i < SIZE)
        {
            temps >> temp;

            // Adding to sum
            sum += temp;

            count++;
        }
    }
    calcAvg();
}

// Average: closeFile
// Closes file after reading in everything
void Average::closeFile()
{
    temps.close();
}

// Average: calcAvg
// Calculates average of the values from inFile
void Average::calcAvg()
{
    avg = sum / count;

    for (int i = 0; i < SIZE; i++)
        if (i < SIZE)
        {
            {
                if (temp > avg)
                {
                    aa++;
                }

                else if (temp < avg)
                {
                    below++;
                }

                else
                {
                    avgCount++;
                }
            }
        }

    cout << "There are " << count << " numbers.\n";
    cout << "The average temperature is " << avg << ".\n\n";
    cout << "Out of " << count << ", there are " << aa << " above average temperatures, and " << below << " below average temperatures.\n";
    cout << "There are " << avgCount << " temperatures at the average, " << avg << ", temperature.\n\n";
}

// Average: driver
// Basically the ordering of functions called and when they execute
void Average::driver()
{
    openFile();
    readFile();

    closeFile();
}

// ------------------------------------------------- Driver -------------------------------------------------

int main()
{
    Average averageObj;

    averageObj.driver();

    system("pause");
}