/***************************************************************************
Author: Trayvon Banks
Course: cs 1336.003
Date: 02/15/2018
Assignment:  5
Complier: Visual Studios 2017 Enterprise
*****************************************************************************/
#include <iostream>
#include <fstream>
#include <string>

using namespace std;

int main()
{//creating variables and establishing file manipulation
    ifstream inputFile;
    ofstream outputFile;
    string userInput;
    int countLength, countSpace, totalVowels, totalNumbers, totalOther;
    double alphaPercent, vowelPercent, numPercent, otherPercent;
    int totalLetters[26] = { 0 };
    char getChar;

    totalVowels = 0;
    totalNumbers = 0;
    totalOther = 0;
    countLength = 0;
    countSpace = 0;
//Prompt user to enter file
    cout << "Enter the file name: " << endl;
    getline(cin, userInput);

    if (userInput == "message.txt")
    {
        inputFile.open("message.txt");

        if (inputFile.is_open())
        {
            while (getline(inputFile, userInput))
            {
                countLength += userInput.length();


                for ( int unsigned n = 0; n < userInput.length(); ++n)
                    {
                        //reads the letters in the file
                        getChar = char(userInput[n]);
                        if (userInput == " ")
                        {
                            countSpace++;
                        }

                        if (getChar == 'a' || getChar == 'e' || getChar == 'i' || getChar == 'o' || getChar == 'u' || getChar == 'A' || getChar == 'E' || getChar == 'I' || getChar == 'O' || getChar == 'U')
                        {
                            totalVowels++;
                        }
                        else if (getChar == '0' || getChar == '1' || getChar == '2' || getChar == '3' || getChar == '4' || getChar == '5' || getChar == '6' || getChar == '7' || getChar == '8' || getChar == '9')
                        {
                            totalNumbers++;
                        }
                        else
                        {
                            totalOther++;
                        }
                    }

            }
            alphaPercent = ((countLength - totalNumbers - totalOther) * 100) / countLength;
            vowelPercent = (totalVowels * 100) / countLength;
            numPercent = (totalNumbers * 100) / countLength;
            otherPercent = (totalOther * 100) / countLength;

            cout << "% of alphabets = " << alphaPercent << "%" << endl;
            cout << "% of vowels = " << vowelPercent << "%" << endl;
            cout << "% of numbers = " << numPercent << "%" << endl;
            cout << "% of the rest = " << otherPercent << "%" << endl;
            cout << "Total number of characters = " << countLength << endl;

            inputFile.close();

        }
    }
    else
    {
        cout << "Type in an available file." << endl;
    }

    return 0;
}