kh-hack-25-team4/bc.html at main · team-code-bridge-kr/kh-hack-25-team4 · GitHub

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<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>좌석 배치 + 예약</title>
<style>
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  :root{
    --cell: 36px;
    --gap: 4px;
    --ink: #333;
    --accent: #667eea;
  }

  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: var(--ink);
  }

  /* 헤더 */
  .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background: white;
    margin-bottom: 30px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    max-width: 1280px;
    margin: 0 auto 30px auto;
  }

  .logo {
            font-size: 28px;
            font-weight: 600;
            background: linear-gradient(135deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

  .school-name {
    font-size: 18px;
    color: #666;
    font-weight: 500;
  }

  .user-info {
    display: flex;
    align-items: center;
    gap: 15px;
  }

  .user-name {
    font-size: 15px;
    color: #667eea;
    font-weight: 600;
  }

  .my-seat-badge {
    padding: 8px 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
  }

  .home-btn {
    padding: 10px 20px;
    background: white;
    border: 2px solid #667eea;
    border-radius: 10px;
    color: #667eea;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
  }

  .home-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
  }

  /* 메인 컨테이너 */
  .main-container {
    max-width: 1280px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  }

  .page-title {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 25px;
  }

  .info-message {
    padding: 15px 20px;
    background: #f0f7ff;
    border-left: 4px solid #667eea;
    border-radius: 8px;
    margin-bottom: 25px;
    font-size: 14px;
    color: #555;
  }

  /* 홀 레이아웃 */
  .hall {
    display: grid;
    grid-template-columns: auto 32px auto 32px auto;
    align-items: start;
    gap: 0;
    margin: 0 auto;
    width: fit-content;
  }

  .zone {
    display: grid;
    gap: var(--gap);
  }

  .zone-left {
    grid-template-columns: repeat(8, var(--cell));
    width: calc(var(--cell)*8 + var(--gap)*7);
  }

  .zone-mid {
    grid-template-columns: repeat(3, var(--cell));
    width: calc(var(--cell)*3 + var(--gap)*2);
  }

  .zone-right {
    grid-template-columns: repeat(10, var(--cell));
    width: calc(var(--cell)*10 + var(--gap)*9);
  }

  /* 좌석/박스 기본 */
  .seat, .box {
    border: 2px solid #d0d0d0;
    min-height: var(--cell);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 500;
    user-select: none;
    border-radius: 6px;
    background: #ffffff;
    color: #666;
    transition: all 0.3s ease;
  }

  .seat {
    cursor: pointer;
  }

  .seat:hover:not(.reserved):not(.my-seat) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
  }

  .seat.reserved {
    background: #e0e0e0;
    color: #999;
    border-color: #c0c0c0;
    cursor: not-allowed;
  }

  .seat.my-seat {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    font-weight: 600;
    border-color: #667eea;
    cursor: pointer;
    animation: pulse 2s ease-in-out infinite;
  }

  @keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
  }

  /* 교사 영역 */
  .teacher-area {
    grid-column: 1 / -1;
    grid-row: span 2;
    min-height: calc(var(--cell)*2 + var(--gap)*1);
    background: #f0f0f0;
    border-color: #c0c0c0;
  }

  .span-2 {
    grid-column: span 2;
    background: #f0f0f0;
    border-color: #c0c0c0;
  }

  .box {
    background: #f0f0f0;
    border-color: #c0c0c0;
  }

  /* 모달 */
  .backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
  }

  .backdrop[aria-hidden="false"] {
    display: flex;
  }

  .modal {
    position: relative;
    background: white;
    width: min(92vw, 420px);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
  }

  .x {
    position: absolute;
    right: 15px;
    top: 15px;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: #f5f5f5;
    color: #666;
    cursor: pointer;
    font-size: 20px;
    display: grid;
    place-items: center;
    transition: all 0.3s ease;
    z-index: 10;
  }

  .x:hover {
    background: #e0e0e0;
    transform: rotate(90deg);
  }

  .modal-head {
    padding: 25px 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-size: 20px;
    font-weight: 600;
  }

  .modal-body {
    padding: 25px 30px;
    display: grid;
    gap: 18px;
  }

  .modal-body p {
    font-size: 15px;
    color: #666;
    line-height: 1.5;
  }

  .btn {
    height: 44px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
  }

  .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
  }

  .btn:active {
    transform: translateY(0);
  }

  .btn-cancel {
    background: #dc3545;
  }

  .btn-cancel:hover {
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.4);
  }

  .loading {
    text-align: center;
    padding: 40px;
    color: #667eea;
    font-size: 16px;
  }

  @media (max-width: 768px) {
    .header {
      flex-direction: column;
      gap: 15px;
      text-align: center;
    }

    .main-container {
      padding: 20px;
    }
  }
</style>
</head>
<body>

<!-- 헤더 -->
<div class="header">
  <div class="logo">AllOfUs</div>
  <div class="school-name">경희고등학교</div>
  <div class="user-info">
    <a href="index.html" class="home-btn">🏠 홈으로</a>
    <span class="my-seat-badge" id="mySeatBadge" style="display: none;"></span>
  </div>
</div>

<!-- 메인 컨테이너 -->
<div class="main-container">
  <h2 class="page-title">제 2청운재 좌석 배치</h2>

  <div class="info-message" id="infoMessage">
    로그인 후 좌석을 예약할 수 있습니다.
  </div>

  <div id="loadingArea" class="loading">좌석 정보를 불러오는 중...</div>

  <div class="hall" id="hallArea" style="display: none;">
    <!-- 왼쪽 블록 (8열) -->
    <div class="zone zone-left">
      <!-- 1행 -->
      <div class="seat" data-seat="1">1</div><div class="seat" data-seat="2">2</div><div class="seat" data-seat="3">3</div><div class="seat" data-seat="4">4</div>
      <div class="seat" data-seat="5">5</div><div class="seat" data-seat="6">6</div><div class="seat" data-seat="7">7</div><div class="seat" data-seat="8">8</div>
      <!-- 2행 (역순) -->
      <div class="seat" data-seat="42">42</div><div class="seat" data-seat="41">41</div><div class="seat" data-seat="40">40</div><div class="seat" data-seat="39">39</div>
      <div class="seat" data-seat="38">38</div><div class="seat" data-seat="37">37</div><div class="seat" data-seat="36">36</div><div class="seat" data-seat="35">35</div>
      <!-- 3행 -->
      <div class="seat" data-seat="43">43</div><div class="seat" data-seat="44">44</div><div class="seat" data-seat="45">45</div><div class="seat" data-seat="46">46</div>
      <div class="seat" data-seat="47">47</div><div class="seat" data-seat="48">48</div><div class="seat" data-seat="49">49</div><div class="seat" data-seat="50">50</div>
      <!-- 4행 (역순) -->
      <div class="seat" data-seat="81">81</div><div class="seat" data-seat="80">80</div><div class="seat" data-seat="79">79</div><div class="seat" data-seat="78">78</div>
      <div class="seat" data-seat="77">77</div><div class="seat" data-seat="76">76</div><div class="seat" data-seat="75">75</div><div class="seat" data-seat="74">74</div>
      <!-- 5행 -->
      <div class="seat" data-seat="82">82</div><div class="seat" data-seat="83">83</div><div class="seat" data-seat="84">84</div><div class="seat" data-seat="85">85</div>
      <div class="seat" data-seat="86">86</div><div class="seat" data-seat="87">87</div><div class="seat" data-seat="88">88</div><div class="seat" data-seat="89">89</div>
    </div>

    <!-- 가운데 통로 -->
    <div></div>

    <!-- 가운데 블록 (3열) -->
    <div class="zone zone-mid">
      <!-- 1행 -->
      <div class="seat" data-seat="9">9</div><div class="seat" data-seat="10">10</div><div class="seat" data-seat="11">11</div>
      <!-- 2행 (역순) -->
      <div class="seat" data-seat="34">34</div><div class="seat" data-seat="33">33</div><div class="seat" data-seat="32">32</div>
      <!-- 3행 -->
      <div class="seat" data-seat="51">51</div><div class="seat" data-seat="52">52</div><div class="seat" data-seat="53">53</div>

      <!-- 교사 영역 -->
      <div class="box teacher-area"></div>


    </div>

    <!-- 오른쪽 통로 -->
    <div></div>

    <!-- 오른쪽 블록 (10열) -->
    <div class="zone zone-right">
      <!-- 1행 -->
      <div class="seat" data-seat="12">12</div><div class="seat" data-seat="13">13</div><div class="seat" data-seat="14">14</div><div class="seat" data-seat="15">15</div>
      <div class="seat" data-seat="16">16</div><div class="seat" data-seat="17">17</div><div class="seat" data-seat="18">18</div><div class="seat" data-seat="19">19</div>
      <div class="seat" data-seat="20">20</div><div class="seat" data-seat="21">21</div>
      <!-- 2행 (역순) -->
      <div class="seat" data-seat="31">31</div><div class="seat" data-seat="30">30</div><div class="seat" data-seat="29">29</div><div class="seat" data-seat="28">28</div>
      <div class="seat" data-seat="27">27</div><div class="seat" data-seat="26">26</div><div class="seat" data-seat="25">25</div><div class="seat" data-seat="24">24</div>
      <div class="seat" data-seat="23">23</div><div class="seat" data-seat="22">22</div>
      <!-- 3행 -->
      <div class="seat" data-seat="54">54</div><div class="seat" data-seat="55">55</div><div class="seat" data-seat="56">56</div><div class="seat" data-seat="57">57</div>
      <div class="seat" data-seat="58">58</div><div class="seat" data-seat="59">59</div><div class="seat" data-seat="60">60</div><div class="seat" data-seat="61">61</div>
      <div class="seat" data-seat="62">62</div><div class="seat" data-seat="63">63</div>
      <!-- 4행 (역순) -->
      <div class="seat" data-seat="73">73</div><div class="seat" data-seat="72">72</div><div class="seat" data-seat="71">71</div><div class="seat" data-seat="70">70</div>
      <div class="seat" data-seat="69">69</div><div class="seat" data-seat="68">68</div><div class="seat" data-seat="67">67</div><div class="seat" data-seat="66">66</div>
      <div class="seat" data-seat="65">65</div><div class="seat" data-seat="64">64</div>
      <!-- 5행 -->
      <div class="seat" data-seat="90">90</div><div class="seat" data-seat="91">91</div><div class="seat" data-seat="92">92</div><div class="seat" data-seat="93">93</div>
      <div class="seat" data-seat="94">94</div><div class="seat" data-seat="95">95</div><div class="seat" data-seat="96">96</div><div class="seat" data-seat="97">97</div>
      <div class="seat" data-seat="98">98</div><div class="seat" data-seat="99">99</div>
    </div>
  </div>
</div>

<!-- 예약 모달 -->
<div class="backdrop" id="backdrop" aria-hidden="true">
  <div class="modal" role="dialog" aria-modal="true">
    <button class="x" id="closeBtn" aria-label="닫기">✕</button>
    <div class="modal-head" id="modalTitle">좌석 예약</div>
    <div class="modal-body">
      <p id="modalInfo">선택한 좌석을 예약합니다.</p>
      <button class="btn" id="reserveBtn">예약하기</button>
    </div>
  </div>
</div>

<!-- 취소 모달 -->
<div class="backdrop" id="cancelBackdrop" aria-hidden="true">
  <div class="modal" role="dialog" aria-modal="true">
    <button class="x" id="closeCancelBtn" aria-label="닫기">✕</button>
    <div class="modal-head">예약 취소</div>
    <div class="modal-body">
      <p id="cancelInfo">좌석 예약을 취소하시겠습니까?</p>
      <button class="btn btn-cancel" id="cancelBtn">예약 취소하기</button>
    </div>
  </div>
</div>

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    storageBucket: "hack-7974a.firebasestorage.app",
    messagingSenderId: "831807416935",
    appId: "1:831807416935:web:461949fd6baa1510e042c2",
    measurementId: "G-DKMJZBKLG2"
  };

  const app = getApps().length ? getApps()[0] : initializeApp(firebaseConfig);
  const auth = getAuth(app);
  const database = getDatabase(app);

  let currentUser = null;
  let currentSeatEl = null;
  let allReservations = {};

  // 오늘 날짜를 YYYY-MM-DD 형식으로 반환
  function getTodayKey() {
    const today = new Date();
    return today.toISOString().split('T')[0];
  }

  // 모달 요소
  const backdrop = document.getElementById('backdrop');
  const closeBtn = document.getElementById('closeBtn');
  const reserveBtn = document.getElementById('reserveBtn');
  const modalTitle = document.getElementById('modalTitle');
  const modalInfo = document.getElementById('modalInfo');

  const cancelBackdrop = document.getElementById('cancelBackdrop');
  const closeCancelBtn = document.getElementById('closeCancelBtn');
  const cancelBtn = document.getElementById('cancelBtn');
  const cancelInfo = document.getElementById('cancelInfo');

  // 예약 모달 열기/닫기
  function openModalFor(seatEl) {
    currentSeatEl = seatEl;
    const n = seatEl.dataset.seat;
    modalTitle.textContent = `좌석 ${n} 예약`;
    modalInfo.textContent = `좌석 ${n}을(를) 예약하시겠습니까?`;
    backdrop.setAttribute('aria-hidden', 'false');
  }

  function closeModal() {
    backdrop.setAttribute('aria-hidden', 'true');
    currentSeatEl = null;
  }

  // 취소 모달 열기/닫기
  function openCancelModal(seatNumber) {
    cancelInfo.textContent = `좌석 ${seatNumber} 예약을 취소하시겠습니까?`;
    cancelBackdrop.setAttribute('aria-hidden', 'false');
  }

  function closeCancelModal() {
    cancelBackdrop.setAttribute('aria-hidden', 'true');
  }

  // 모달 닫기 버튼
  closeBtn.addEventListener('click', closeModal);
  closeCancelBtn.addEventListener('click', closeCancelModal);

  // 모든 좌석 예약 정보 로드
  async function loadAllReservations() {
    const todayKey = getTodayKey();
    const reservationsRef = ref(database, `reservations/${todayKey}`);

    return new Promise((resolve) => {
      onValue(reservationsRef, (snapshot) => {
        allReservations = {};
        if (snapshot.exists()) {
          const data = snapshot.val();
          // 사용자별 예약 정보를 좌석별로 재구성
          Object.keys(data).forEach(userId => {
            const seatNumber = data[userId].seatNumber;
            allReservations[seatNumber] = userId;
          });
        }
        updateSeatsUI();
        resolve();
      });
    });
  }

  // 사용자의 예약 정보 로드
  async function loadUserReservation(userId) {
    const todayKey = getTodayKey();
    const userReservationRef = ref(database, `reservations/${todayKey}/${userId}`);
    const snapshot = await get(userReservationRef);

    if (snapshot.exists()) {
      return snapshot.val();
    }
    return null;
  }

  // UI 업데이트
  function updateSeatsUI() {
    const seats = document.querySelectorAll('.seat');

    seats.forEach(seat => {
      const seatNumber = seat.dataset.seat;
      seat.classList.remove('reserved', 'my-seat');

      if (allReservations[seatNumber]) {
        if (currentUser && allReservations[seatNumber] === currentUser.uid) {
          seat.classList.add('my-seat');
        } else {
          seat.classList.add('reserved');
        }
      }
    });
  }

  // 좌석 예약
  async function reserveSeat(seatNumber) {
    if (!currentUser) {
      alert('로그인이 필요합니다.');
      return;
    }

    const todayKey = getTodayKey();

    // 이미 예약이 있는지 확인
    const userReservation = await loadUserReservation(currentUser.uid);
    if (userReservation) {
      alert('이미 좌석을 예약하셨습니다. 기존 예약을 취소하고 다시 시도해주세요.');
      closeModal();
      return;
    }

    // 해당 좌석이 이미 예약되었는지 확인
    if (allReservations[seatNumber]) {
      alert('이미 예약된 좌석입니다.');
      closeModal();
      return;
    }

    try {
      // 예약 정보 저장
      const reservationRef = ref(database, `reservations/${todayKey}/${currentUser.uid}`);
      await set(reservationRef, {
        seatNumber: seatNumber,
        timestamp: Date.now(),
        date: todayKey
      });

      alert('예약되었습니다.');
      closeModal();
      await updateUserInfo();
    } catch (error) {
      console.error('예약 실패:', error);
      alert('예약에 실패했습니다. 다시 시도해주세요.');
    }
  }

  // 예약 취소
  async function cancelReservation() {
    if (!currentUser) return;

    const todayKey = getTodayKey();
    const userReservation = await loadUserReservation(currentUser.uid);

    if (!userReservation) {
      alert('예약 정보가 없습니다.');
      return;
    }

    try {
      const reservationRef = ref(database, `reservations/${todayKey}/${currentUser.uid}`);
      await remove(reservationRef);

      alert('예약이 취소되었습니다.');
      closeCancelModal();
      await updateUserInfo();
    } catch (error) {
      console.error('취소 실패:', error);
      alert('취소에 실패했습니다. 다시 시도해주세요.');
    }
  }

  // 사용자 정보 업데이트
  async function updateUserInfo() {
    const userNameEl = document.getElementById('userName');
    const mySeatBadge = document.getElementById('mySeatBadge');
    const infoMessage = document.getElementById('infoMessage');

    if (!currentUser) {
      userNameEl.textContent = '로그인 필요';
      mySeatBadge.style.display = 'none';
      infoMessage.textContent = '로그인 후 좌석을 예약할 수 있습니다.';
      return;
    }

    // 예약 정보 확인
    const userReservation = await loadUserReservation(currentUser.uid);

    if (userReservation) {
      mySeatBadge.textContent = `내 좌석: ${userReservation.seatNumber}번`;
      mySeatBadge.style.display = 'inline-block';
      infoMessage.textContent = `${userReservation.seatNumber}번 좌석을 예약하셨습니다. 좌석을 클릭하면 예약을 취소할 수 있습니다.`;
    } else {
      mySeatBadge.style.display = 'none';
      infoMessage.textContent = '원하는 좌석을 클릭하여 예약하세요. (1인 1좌석만 예약 가능)';
    }
  }

  // 좌석 클릭 이벤트
  document.querySelectorAll('.seat').forEach(seat => {
    seat.addEventListener('click', async () => {
      if (!currentUser) {
        alert('로그인이 필요합니다.');
        window.location.href = 'login.html';
        return;
      }

      const seatNumber = seat.dataset.seat;

      // 내 좌석인 경우 취소 모달
      if (seat.classList.contains('my-seat')) {
        openCancelModal(seatNumber);
        return;
      }

      // 다른 사람이 예약한 좌석
      if (seat.classList.contains('reserved')) {
        alert('이미 예약된 좌석입니다.');
        return;
      }

      // 빈 좌석 - 예약 확인
      const userReservation = await loadUserReservation(currentUser.uid);
      if (userReservation) {
        alert(`이미 ${userReservation.seatNumber}번 좌석을 예약하셨습니다. 기존 예약을 취소하고 다시 시도해주세요.`);
        return;
      }

      openModalFor(seat);
    });
  });

  // 예약 버튼
  reserveBtn.addEventListener('click', () => {
    if (!currentSeatEl) return;
    const seatNumber = currentSeatEl.dataset.seat;
    reserveSeat(seatNumber);
  });

  // 취소 버튼
  cancelBtn.addEventListener('click', cancelReservation);

  // 인증 상태 감지
  onAuthStateChanged(auth, async (user) => {
    currentUser = user;

    if (user) {
      console.log('로그인 상태:', user.email);
      document.getElementById('loadingArea').style.display = 'none';
      document.getElementById('hallArea').style.display = 'grid';

      await loadAllReservations();
      await updateUserInfo();
    } else {
      console.log('로그아웃 상태 - index.html로 리다이렉트');
      // 로그인하지 않은 경우 홈으로 이동
      window.location.href = 'index.html';
    }
  });

  // 매일 자정에 예약 초기화 확인
  function checkAndResetReservations() {
    const lastCheckDate = localStorage.getItem('lastCheckDate');
    const todayKey = getTodayKey();

    if (lastCheckDate !== todayKey) {
      // 날짜가 바뀌었으면 로컬 저장소 업데이트
      localStorage.setItem('lastCheckDate', todayKey);
      console.log('새로운 날짜: 예약 정보가 자동으로 초기화됩니다.');
    }
  }

  // 페이지 로드 시 날짜 확인
  checkAndResetReservations();

  // 1분마다 날짜 변경 확인
  setInterval(checkAndResetReservations, 60000);
</script>
</body>
</html>