hungman header

#ifndef HEADER_H_INCLUDED
#define HEADER_H_INCLUDED
#include <fstream>
#include<string>
#include<vector>
using namespace std;


int getRandomNumber(int level,int lines[])
{
    int low, high;
    if(level == 1)
    {
        low = 2;
        high = lines[1];
    }
    else if(level == 2)
    {
        low = lines[1]+1;
        high = lines[2];
    }
    else if(level == 3)
    {
        low = lines[2]+1;
        high = lines[3];
    }
    srand ( time(NULL) );
    int line = rand() % (high - low) + low;
    return line;
}

string getWord(const char fileName[], int level, int lines[])
{
    ifstream fd(fileName);
    string temp;
    for(int i = 1; i<=getRandomNumber(level, lines); i++)
    {
        getline(fd,temp);
    }

    return temp;
}


void fileRead(int lines[], const char fileName[])
{
    ifstream fin(fileName);
    for(int i = 0; i<4; i++)
    {
        fin >> lines[i];
    }
}

int selectLevel()
{
    int temp;
    cout << "Iveskite norima sunkumo lygi(1-3): " << endl;
    cin >> temp;
    if(temp <1 || temp >3) selectLevel();
    else return temp;
}

char enterGuess(char &guess)
{
    string temp;
    cout << "Enter your guess: " << endl;
    getline(cin, temp);
    if(temp.size()>1)
    {
        cout << "Error! Tip: Enter only 1 letter" << endl;
        enterGuess(guess);
    }
    else guess = temp[0];
}

bool isCorrect(string word, char guess, string &text)
{
    bool temp = false;
    for(int i = 0; i <word.size(); i++)
    {
        if(word[i] == guess){
                text[i] = guess;
                temp = true;
        }
    }
    if(temp == true) return true;
    return false;
}

void drawGuesses(char guesses[], int gIndex)
{
    for(int i = 0; i <=gIndex;i++)
    {
        if(guesses[i] >= 97 && guesses[i] <=122){
        cout << guesses[i];
        }
    }
}
void draw(int &lives, string word, char guesses[], int &gIndex, string &text)
{
    system("cls");
    cout << text << endl;
    cout << "\t Lives: " << lives << endl;
    cout << "\t Guesses: ";
    drawGuesses(guesses, gIndex);
    cout << endl;
    char guess;
    enterGuess(guess);
    isCorrect(word, guess, text);
    if(!isCorrect(word,guess,text)) lives--;
    guesses[gIndex] = guess;
    gIndex++;
}
bool isSessionOver(int lives, string text, bool &pergale)
{
    if(lives == 0){
       pergale = false;
       return true;
    }
    else if(true){
        for(int i = 0; i<text.size();i++)
        {
            if(text[i] == '_') return false;
       }
       pergale= true;
       return true;
    }
    else return false;
    }

    void endGame(bool &gameOver)
    {
        char choice;
        cin >> choice;
        if(choice == 'Y' || choice =='y')
        {
            gameOver = false;
        }
        else if(choice == 'N' || choice =='n')
        {
            gameOver = true;
        }
        else{
            cout << "Error! Please try entering it again." << endl;
            endGame(gameOver);
        }
    }
#endif // HEADER_H_INCLUDED