dialog.cpp

#include "dialog.h"
#include "ui_dialog.h"
#include <QtWidgets>
#include "functions.h"
#include <QDebug>


Dialog::Dialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::Dialog)
{
    newGame();
}

Dialog::~Dialog()
{
    delete ui;
}
QList<QString> Dialog::ReadWords()
{
    QList<QString> wordList;
    QString filename=":files/words.txt";
    QFile wordFile(filename);
    wordFile.open(QFile::ReadOnly | QFile::Text);
    QTextStream in(&wordFile);
    QString word;
    while(!wordFile.atEnd())
    {
        in>>word;
        wordList.append(word);
    }
    wordList.append(word);
    wordFile.close();
    return wordList;
}

QString Dialog::ChooseWord()
{
    srand (time(NULL));
    QList<QString> *wordList = new QList<QString>(ReadWords());

    QString word=wordList->value(rand() % wordList->length());
    return word;
}

void Dialog::GuessLetter(Button* button)
{
    QString letter = button->text().at(0);
    lettersGuessed->append(letter);
    if(!chosenWord.contains(letter, Qt::CaseInsensitive))
        guessesLeft-=1;
}
void Dialog::createGameOver()
{
    gameOver = new QMessageBox(this);
    gameOver->setText("Sorry you ran out of guesses");
    gameOver->addButton(QMessageBox::Close);
    gameOver->addButton(QMessageBox::Reset);
    gameOver->button(QMessageBox::Reset)->setText("New Game");
    gameOver->setIcon(QMessageBox::Warning);
    connect(gameOver->button(QMessageBox::Close),SIGNAL(clicked()),this,SLOT(close()));
    connect(gameOver->button(QMessageBox::Reset),SIGNAL(clicked()),this,SLOT(newGame()));
}

void Dialog::CreateButtons()
{
    QFont f( "American Typewriter" , 30, QFont::Bold);
    for(int i=0; i<26; i++)
    {


        button[i] = new Button(this);
        button[i]->setFont(f);
        button[i]->setText(QString(i+65));
        if(i<9)
            layout->addWidget(button[i],2,i);
        else if(i>=9 && i<18)
            layout->addWidget(button[i],3,i-9);
        else
            layout->addWidget(button[i],4,i-18);
        connect(button[i],SIGNAL(pressed()),this,SLOT(slotButtonClicked()));


    }

}

void Dialog::UpdateLabels()
{

    for(int i=0; i<chosenWord.length(); i++)
    {

        if(lettersGuessed->contains(QString(chosenWord.at(i)).toUpper()))
        {


            letterLabel[i]->setText(chosenWord.at(i));
        }
        else
        {
            letterLabel[i]->setText("_");
        }


        letterLabel[i]->show();

    }
    guessesLeftBar->setValue(guessesLeft);
    hangmanLabel->setPixmap(QPixmap(hangmanPics[10-guessesLeft]));


}
void Dialog::createGameWon()
{
    gameWon = new QMessageBox(this);
    gameWon->setText("You won");
    gameWon->addButton(QMessageBox::Close);
    gameWon->addButton(QMessageBox::Reset);
    gameWon->button(QMessageBox::Reset)->setText("New Game");
    gameWon->setIcon(QMessageBox::Information);

    connect(gameWon->button(QMessageBox::Close),SIGNAL(clicked()),this,SLOT(close()));
    connect(gameWon->button(QMessageBox::Reset),SIGNAL(clicked()),this,SLOT(newGame()));
}

void Dialog::slotButtonClicked()
{

    Button* temp = qobject_cast<Button* >(QObject::sender());
    GuessLetter(temp);
    temp->setDisabled(true);
    UpdateLabels();
    if(guessesLeft==0)
    {
        gameOver->exec();
    }
    else if(isGameWon())
    {
        gameWon->exec();
    }

}

bool Dialog::isGameWon()
{
    int flag=1;
    for(int i=0; i<chosenWord.length(); i++)
    {
        if(lettersGuessed->contains(QString(chosenWord.at(i)).toUpper())==false)
            flag=0;

    }
    if(flag==1)
        return true;
    return false;
}


void Dialog::newGame()
{
    QLayoutItem* item;
    if ( this->wordLayout != NULL )
    {

        while ( ( item = this->wordLayout->takeAt( 0 ) ) != NULL )
        {
            delete item->widget();
            delete item;
        }
        delete this->wordLayout;
    }
    if ( this->layout != NULL )
    {
        while ( ( item = this->layout->takeAt( 0 ) ) != NULL )
        {
            delete item->widget();
            delete item;
        }
        delete this->layout;
    }

    createGameOver();
    createGameWon();
    lettersGuessed = new QList<QString>;
    hangmanLabel = new QLabel(this);
    for(int i=1; i<=11; i++)
        hangmanPics.append(":/pics/hangman"+QString::number(i)+".png");
    hangman = new QPixmap(hangmanPics[0]);
    hangmanLabel->setPixmap(*hangman);
    guessesLeft=10;
    guessesLeftBar = new QProgressBar(this);
    guessesLeftBar->setRange(0,10);
    guessesLeftBar->setOrientation(Qt::Vertical);
    guessesLeftBar->setValue(guessesLeft);


    ui->setupUi(this);
    layout = new QGridLayout(this);
    wordLayout = new QBoxLayout(QBoxLayout::LeftToRight, this);

    layout->addLayout(wordLayout,5,0,1,10);

    CreateButtons();
    chosenWord=ChooseWord();
    qDebug()<<chosenWord;
    titleLabel = new QLabel("Hangman");
    titleLabel->setFont(QFont("Herculanum",70));
    layout->addWidget(titleLabel,0,0,1,10,Qt::AlignCenter);


    layout->addWidget(hangmanLabel,1,0,1,10,Qt::AlignCenter);
    layout->addWidget(guessesLeftBar,0,30,6,1);

    QFont f( "Chalkduster" , 50);
    wordLayout->addStretch();
    for(int i=0; i<chosenWord.length(); i++)
    {
        letterLabel[i] =  new QLabel();
        letterLabel[i]->setFont( f);
        letterLabel[i]->setStyleSheet("border: 2px solid");
        letterLabel[i]->setAlignment(Qt::AlignCenter);
        wordLayout->addWidget(letterLabel[i]);

        letterLabel[i]->setFixedSize(60,70);
    }
    wordLayout->addStretch();
    UpdateLabels();
}