#include "stdafx.h"
#include <iostream>
#include <fstream>
#include <ctime>
#include <cstdlib>
#include <string>
using namespace std;

// Global constant for the array size
const int ARRAY_SIZE = 1200;

// Function prototypes
void writeNumbers(ofstream &, int[], const int);
int getLowest(int[], int);
int getHighest(int[], int);
int getSum(int[], int);
double getAverage(int[], int);
int getRand(int, int);
void fillArray(int[]);

int main()
{
    int highest;
    ofstream outFile;
    string randomnumbers;
    cout << "Enter the filename \n";
    cin >> randomnumbers;
    srand(time(NULL));
    int iarray[ARRAY_SIZE];
    fillArray(iarray);
    writeNumbers(outFile, iarray, ARRAY_SIZE);
    int sum = getSum(iarray, ARRAY_SIZE);
    cout << "This is the sum of the numbers " << sum << "\n";
    highest = getHighest(iarray, ARRAY_SIZE);
    cout << "This is the highest number " << highest << "\n";
    return 0;
}
void writeNumbers(ofstream &, int iarray[], const int ARRAY_SIZE)
{
    ofstream outFile;
    string randomnumbers;

    outFile.open("randomnumbers.txt");

    for (int n=0;n<ARRAY_SIZE-1;n++)
    outFile << iarray[n] << "\n";

}
int getLowest(int[], int)
{
    int lowest = 0;
    return lowest;
}
int getHighest(int iarray[], int ARRAY_SIZE)
{
        int highest = 0;
        int first = 0,last = ARRAY_SIZE - 1, middle, position = -1;
        bool found = false;        // Flag
        while (!found && first <= last)
        {
            middle = (first + last) / 2;     // Calculate mid point
            if (iarray[middle] == highest)      // If value is found at mid
            {
                found = true;
                highest = middle;
                return highest;
            }
            else if (iarray[middle] > highest)  // If value is in lower half
                last = middle - 1;
            else
                first = middle + 1;
            // If value is in upper half
        }
        return highest;
}


int getSum(int iarray[], int)
{
    int sum, total=0;
    for (int n = 0; n < ARRAY_SIZE - 1; n++)
    {
        int total=0, sum=0;
        int val = iarray[n];
        total = val + total;
    }
    return total;
}
double getAverage(int[], int)
{
    double average = 1230.21;
    return average;
}
int getRand(int lowestNum, int highestNum)
{
    int j;
    j = (rand() % (highestNum+1));
    while (j < lowestNum)
    {
        j = (rand() % (highestNum+1));
    }
    cout << j << "\n";
    return j;
}
void fillArray(int iarray[])
{
    iarray[ARRAY_SIZE];
    int highestNum, lowestNum;
    cout << "What is the Lowest number you want in the list?\n";
    cin >> highestNum;
    cout << "\n " << "What is the Highest number you want in the list?. \n";
    cin >> lowestNum;
    for (int i = 0; i < ARRAY_SIZE - 1; i++)
    {
        iarray[i] = getRand(highestNum, lowestNum);
    }
}