lets-exercise.github.io/index.html at main · lets-exercise/lets-exercise.github.io · GitHub

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<!DOCTYPE html>
<!DOCTYPE html>
<html lang="ko">
<head>
  <meta charset="UTF-8">
  <title>Chat App Client</title>
  <!-- Axios CDN -->
  <script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
  <!-- Socket.IO Client CDN -->
  <script src="https://cdn.socket.io/4.5.1/socket.io.min.js"></script>
  <style>
    body { font-family: Arial, sans-serif; margin: 0; padding: 0; background: #f2f2f2; }
    header { background-color: #333; color: #fff; padding: 10px; text-align: center; }
    .container { max-width: 600px; margin: 20px auto; background: #fff; padding: 20px; border-radius: 5px; }
    .hidden { display: none; }
    form { margin-bottom: 20px; }
    input[type="text"], input[type="password"], input[type="email"] {
      width: 100%; padding: 8px; margin: 5px 0 10px; box-sizing: border-box;
    }
    button { padding: 10px 15px; margin-right: 10px; }
    .chat-messages {
      border: 1px solid #ccc; height: 300px; overflow-y: auto; padding: 10px; background: #fafafa;
    }
    .chat-input { width: 100%; padding: 10px; margin-top: 10px; box-sizing: border-box; }
    h2 { border-bottom: 1px solid #ddd; padding-bottom: 5px; }
  </style>
</head>
<body>
  <header>
    <h1>Chat App</h1>
  </header>
  <div class="container">
    <!-- 인증 영역 -->
    <section id="auth-section">
      <h2>인증</h2>
      <button id="show-signup">회원가입</button>
      <button id="show-login">로그인</button>

      <div id="signup-form" class="hidden">
        <h3>회원가입</h3>
        <form id="form-signup">
          <input type="text" id="signup-username" placeholder="사용자 이름" required>
          <input type="email" id="signup-email" placeholder="이메일" required>
          <input type="password" id="signup-password" placeholder="비밀번호" required>
          <button type="submit">회원가입</button>
        </form>
      </div>

      <div id="login-form" class="hidden">
        <h3>로그인</h3>
        <form id="form-login">
          <input type="text" id="login-username" placeholder="사용자 이름" required>
          <input type="password" id="login-password" placeholder="비밀번호" required>
          <button type="submit">로그인</button>
        </form>
      </div>
    </section>

    <!-- 방 관련 영역 -->
    <section id="room-section" class="hidden">
      <h2>방 관리</h2>
      <button id="create-room-btn">방 생성</button>
      <button id="join-room-btn">방 입장</button>

      <div id="create-room-form" class="hidden">
        <h3>방 생성</h3>
        <form id="form-create-room">
          <input type="text" id="room-name-create" placeholder="방 이름" required>
          <button type="submit">생성</button>
        </form>
      </div>

      <div id="join-room-form" class="hidden">
        <h3>방 입장</h3>
        <form id="form-join-room">
          <input type="text" id="room-name-join" placeholder="방 이름" required>
          <button type="submit">입장</button>
        </form>
      </div>
    </section>

    <!-- 채팅 영역 -->
    <section id="chat-section" class="hidden">
      <h2>채팅 - 방: <span id="current-room-name"></span></h2>
      <div class="chat-messages" id="chat-messages"></div>
      <input type="text" id="chat-input" class="chat-input" placeholder="메시지 입력 후 엔터">
    </section>
  </div>

  <script>
    const BASE_URL = 'http://castberry:36000';

    let authToken = null;
    let socket = null;
    let currentRoom = null;

    // 섹션 보이기/숨기기 함수
    function showSection(id) {
      document.getElementById('auth-section').classList.add('hidden');
      document.getElementById('room-section').classList.add('hidden');
      document.getElementById('chat-section').classList.add('hidden');
      if(document.getElementById(id)) {
        document.getElementById(id).classList.remove('hidden');
      }
    }

    // 채팅 메시지 추가 함수
    function appendMessage(message) {
      const msgDiv = document.getElementById('chat-messages');
      const p = document.createElement('p');
      p.textContent = message;
      msgDiv.appendChild(p);
      msgDiv.scrollTop = msgDiv.scrollHeight;
    }

    // 회원가입, 로그인 폼 토글
    document.getElementById('show-signup').addEventListener('click', () => {
      document.getElementById('signup-form').classList.remove('hidden');
      document.getElementById('login-form').classList.add('hidden');
    });
    document.getElementById('show-login').addEventListener('click', () => {
      document.getElementById('login-form').classList.remove('hidden');
      document.getElementById('signup-form').classList.add('hidden');
    });

    // 회원가입 처리
    document.getElementById('form-signup').addEventListener('submit', async (e) => {
      e.preventDefault();
      const username = document.getElementById('signup-username').value;
      const email = document.getElementById('signup-email').value;
      const password = document.getElementById('signup-password').value;
      try {
        const res = await axios.post(BASE_URL + '/auth/signup', { username, email, password });
        alert('회원가입 성공! 로그인 해주세요.');
      } catch(err) {
        alert('회원가입 오류: ' + (err.response?.data?.message || err.message));
      }
    });

    // 로그인 처리
    document.getElementById('form-login').addEventListener('submit', async (e) => {
      e.preventDefault();
      const username = document.getElementById('login-username').value;
      const password = document.getElementById('login-password').value;
      try {
        const res = await axios.post(BASE_URL + '/auth/login', { username, password });
        authToken = res.data.token;
        axios.defaults.headers.common['Authorization'] = 'Bearer ' + authToken;
        alert('로그인 성공!');
        // 로그인 후 방 관리 영역 표시
        showSection('room-section');
      } catch(err) {
        alert('로그인 오류: ' + (err.response?.data?.message || err.message));
      }
    });

    // 방 생성 토글 및 처리
    document.getElementById('create-room-btn').addEventListener('click', () => {
      document.getElementById('create-room-form').classList.toggle('hidden');
    });
    document.getElementById('form-create-room').addEventListener('submit', async (e) => {
      e.preventDefault();
      const roomName = document.getElementById('room-name-create').value;
      try {
        const res = await axios.post(BASE_URL + '/rooms', { name: roomName });
        alert('방 생성 완료: ' + roomName);
      } catch(err) {
        alert('방 생성 오류: ' + (err.response?.data?.message || err.message));
      }
    });

    // 방 입장 토글 및 처리
    document.getElementById('join-room-btn').addEventListener('click', () => {
      document.getElementById('join-room-form').classList.toggle('hidden');
    });
    document.getElementById('form-join-room').addEventListener('submit', async (e) => {
      e.preventDefault();
      const roomName = document.getElementById('room-name-join').value;
      currentRoom = roomName;
      document.getElementById('current-room-name').textContent = roomName;
      // 소켓 연결 (기존 소켓이 있다면 종료)
      if(socket) {
        socket.disconnect();
      }
      socket = io(BASE_URL, {
        auth: { token: authToken }
      });
      socket.on('connect', () => {
        console.log('소켓 연결됨: ' + socket.id);
        // 방 입장 요청 (ephemeral)
        socket.emit('joinRoom', roomName, (response) => {
          console.log('방 입장 응답:', response);
        });
      });
      socket.on('chatMessage', (data) => {
        const { user, text, createdAt } = data;
        const time = createdAt ? new Date(createdAt).toLocaleTimeString() : '';
        appendMessage(`[${time}] ${user.username}: ${text}`);
      });
      socket.on('disconnect', () => {
        console.log('소켓 연결 종료');
      });
      // 채팅 영역 표시
      showSection('chat-section');
    });

    // 채팅 메시지 전송 (엔터키 입력 시)
    document.getElementById('chat-input').addEventListener('keypress', (e) => {
      if(e.key === 'Enter') {
        const message = e.target.value;
        if(message && socket && currentRoom) {
          socket.emit('chatMessage', { roomName: currentRoom, message });
          const time = new Date().toLocaleTimeString();
          appendMessage(`[${time}] Me: ${message}`);
          e.target.value = '';
        }
      }
    });
  </script>
</body>
</html>