[Udemy]20 Web Projects With Vanilla JavaScript -Project#7

HTML&CSS&Javascript · 2020. 12. 11. 17:09

유데미에서 Brad Traversy의 20 Web Projects With Vanilla JavaScript

를 하나씩 직접 코딩해보면서 정리하기 위한 글이다.

 

 

데모 페이지

Hangman (vanillawebprojects.com)

코드 링크

github.com/rshak8912/20-Web-Projects



 


index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <link rel="stylesheet" href="style.css">
    <title>행맨</title>
</head>
<body>
    <h1>행맨</h1>
    <p>Find the hidden word - Enter a letter</p>
    <div class="game-container">
        <!-- Rod -->
        <svg height="250" width="200" class="figure-container">
            <line x1="60" y1="20" x2="140" y2="20"></line>
            <line x1="140" y1="20" x2="140" y2="50"></line>
            <line x1="60" y1="20" x2="60" y2="230"></line>
            <line x1="20" y1="230" x2="100" y2="230"></line>

            <!-- 머리 -->
            <circle cx="140" cy="70" r="20" class="figure-part"></circle>

            <!-- 몸통-->
            <line x1="140" y1="90" x2="140" y2="150" class="figure-part" />

            <!-- 팔 --->
            <line x1="140" y1="120" x2="120" y2="100" class="figure-part"></line>
            <line x1="140" y1="120" x2="160" y2="100" class="figure-part"></line>

            <!-- 다리 --->
            <line x1="140" y1="150" x2="120" y2="180" class="figure-part"></line>
            <line x1="140" y1="150" x2="160" y2="180" class="figure-part"></line>
        </svg>
        <div class="wrong-letters-container">
            <div id="wrong-letters"></div>
        </div>

        <div class="word" id="word"></div>
    </div>
    <div class="popup-container" id="popup-container">
        <div class="popup">
            <h2 id="final-message"></h2>
            <button id="play-button">Play Again</button>
        </div>
    </div>

    <!-- Notification-->
    <div class="notification-container" id="notification-container">
        <p>You have already entered this letter</p>
    </div>
    <script src="script.js"></script>
</body>
</html>

 

style.css

* {
    box-sizing: border-box;
}

body {
    background-color: #34495e;
    color: #fff;
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 80vh;
    margin:0;
    overflow: hidden;
}

h1 {
    margin: 20px 0 0;
}

.game-container {
    padding: 20px 30px;
    position: relative;
    margin: auto;
    height: 350px;
    width: 450px;
}

.figure-container {
    fill: transparent;
    stroke: #fff;
    stroke-width: 4px;
    stroke-linecap: round;

}

.figure-part {
    display: none;
}

.wrong-letters-container {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    text-align: right;

}

.wrong-letters-container p {
    margin: 0 0 5px;

}
.wrong-letters-container span {

    font-size: 24px;

}

.word {
    display: flex;
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);

}
.letter {
    border-bottom: 3px solid #2980b9;
    display: inline-flex;
    font-size: 30px;
    align-items: center;
    justify-content: center;
    margin: 0 3px;
    height: 50px;
    width: 20px;
}

.popup-container {
    background-color: rgba(0, 0, 0, 0.3);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    /*display: flex;*/
    display: none;
    align-items: center;
    justify-content: center;

}

.popup {
    background: #2980b9;
    border-radius: 5px;
    box-shadow: 0 15px 10px 3px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align:center;
}

.popup button {
    cursor: pointer;
    background-color: #fff;
    color:#2980b9;
    border: 0;
    margin-top: 20px;
    padding: 12px 20px;
    font-size: 16px;
}

.popup button:active {
    transform: scale(0.98);

}
.popup button:focus {
    outline: 0;
}

.notification-container {
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 10px 10px 0 0;
    padding: 15px 20px;
    position: absolute;
    bottom: -50px;
    transition: transform 0.3s ease-in-out;
}

.notification-container p {
    margin: 0;
}

.notification-container.show {
    transform: translateY(-50px);
}

 

 

script.js

const wordEl = document.getElementById('word');
const wrongLettersEl = document.getElementById('wrong-letters');
const playAgainBtn = document.getElementById('play-button');
const popup = document.getElementById('popup-container');
const notification = document.getElementById('notification-container');
const finalMessage = document.getElementById('final-message');

const figureParts = document.querySelectorAll('.figure-part');

const words = ['application', 'programming', 'interface', 'wizard'];

let selectedWord = words[Math.floor(Math.random() * words.length)];

const correctLetters = ['w','i','z'];
const wrongLetters = [];

// Show hidden word
const displayWord = () => {
    wordEl.innerHTML = `
        ${selectedWord
        .split('')
        .map(letter => `<span class="letter">${correctLetters.includes(letter) ? letter: ''}</span> `)
        .join('')}`;
    const innerWord = wordEl.innerText.replace(/\n/g, '');

    if (innerWord === selectedWord) {
        finalMessage.innerText = '축하합니다😀';
        popup.style.display='flex';
    }
}

// Update the wrong letters
const updateWrongLettersEl = () => {
    // Display wrong letters
    wrongLettersEl.innerHTML = `${wrongLetters.length > 0 ? '<p>Wrong</p>' : ''}
    ${wrongLetters.map(letter=> `<span>${letter}</span>`)}`;

    // Display parts
    figureParts.forEach((part, index) => {
        const errors = wrongLetters.length;

        if (index < errors) {
            part.style.display = 'block';
        } else {
            part.style.display = 'none';
        }
    });

    // Check if lost
    if (wrongLetters.length === figureParts.length) {
        finalMessage.innerText = '패배하였습니다. 😂';
        popup.style.display = 'flex';
    }
}

const showNotification = () => {
    notification.classList.add('show');

    setTimeout(() => {
        notification.classList.remove('show');
    }, 2000);
}

// Keydown letter press
window.addEventListener('keydown', e => {
    ///console.log(e.key);
    if (e.keyCode >= 65 && e.keyCode <= 90) {
        const letter = e.key;

        if (selectedWord.includes(letter)) {
            if (!correctLetters.includes(letter)) {
                correctLetters.push(letter);

                displayWord();
            } else {
                showNotification();
            }
        } else {
            if (!wrongLetters.includes(letter)) {
                wrongLetters.push(letter);

                updateWrongLettersEl();
            } else {
                showNotification();
            }
        }
    }
});

// Restart game and play again
playAgainBtn.addEventListener('click', () => {
    // Empty arrays
    correctLetters.splice(0);
    wrongLetters.splice(0);

    selectedWord = words[Math.floor(Math.random() * words.length)];

    displayWord();

    updateWrongLettersEl();

    popup.style.display = 'none';

})

displayWord();

 

 


강의를 통해 배운 점(생각, 내용 정리)

 

 

  • SVG(Scalable Vector Graphics) 태그가 무엇인지 알게 되었고, 대략적인 사용법을 익힐 수 있었다.

 

  • transform(위치 이동 관련) 속성 및 transition(효과 입히기) 속성을 사용해 볼 수 있었다.