// ==========================================================================
// Implementation of the Hangman game.
// A. Fischer, June 4, 2000                                   file: game.cpp
// Modified by M. Fischer, October 8, 2009
//===========================================================================
#include "game.hpp"
// ==========================================================================
Game::Game(char* wordfile) {
    char file_name[80];
    //cerr << "Constructing Game.  ";       // For debugging.
    if (wordfile)
        strcpy(file_name, wordfile);
    else
        strcpy(file_name, "vocab.in");

    ifstream source(file_name);
    if (!source)
        fatal("Could not open %s.\nEnding Hangman.\n", file_name);
    //cerr << "File " <<file_name <<" is open for reading." <<endl;

    source.getline(Alphabet, 80);
    Vocab = new RandString(source); // Create vocabulary database.
    source.close();
    //Vocab->print( cerr );                 // For debugging.
    wins = rounds = 0;
}

//---------------------------------------------------------------------------
int Game::playRound() {
    const char* puzzle_word = Vocab->randword();    // pick puzzle word.
    Player p(Alphabet, puzzle_word);                // construct game board
    return p.play();                                // play the round
}

//---------------------------------------------------------------------------
void Game::play() {
    char response;        // For query, "Play again?"
    const char* timeword; // For grammatical output: time, times.
    const char* tryword;  // For grammatical output: try, tries.

    cout << "\n---------- Welcome to Hangman ----------\n"
        "You win if you can guess the hidden word.\n"
        "You lose if you guess " << HANG_MAX << " wrong letters.\n";
    do {
        wins += playRound(); // Play one round of game.
        rounds++;
        timeword = (wins == 1) ? "time" : "times";
        tryword = (rounds == 1) ? "try" : "tries";
        cout << "\nYou won " << wins << " " << timeword << " out of " << rounds
                << " " << tryword
                << ".\n\nType p to play another round, q to quit: ";
        cin >> response;
    } while (tolower(response) == 'p');
}