app.py

from flask import Flask, render_template, request, redirect, url_for, jsonify, session
import requests
import os
import json
from datetime import timedelta

app = Flask(__name__)
app.secret_key = os.urandom(24)  # 세션 암호화를 위한 비밀 키
app.permanent_session_lifetime = timedelta(days=7)  # 세션 유지 기간 설정

# 허깅페이스 URL 목록
HUGGINGFACE_URLS = [
    "https://huggingface.co/spaces/ginipick/Tech_Hangman_Game",
    "https://huggingface.co/spaces/openfree/deepseek_r1_API",
    "https://huggingface.co/spaces/ginipick/open_Deep-Research",
    "https://huggingface.co/spaces/aiqmaster/open-deep-research",
    "https://huggingface.co/spaces/seawolf2357/DeepSeek-R1-32b-search",
    "https://huggingface.co/spaces/ginigen/LLaDA",
    "https://huggingface.co/spaces/VIDraft/PHI4-Multimodal",
    "https://huggingface.co/spaces/ginigen/Ovis2-8B",
    "https://huggingface.co/spaces/ginigen/Graph-Mind",
    "https://huggingface.co/spaces/ginigen/Workflow-Canvas",
    "https://huggingface.co/spaces/ginigen/Design",
    "https://huggingface.co/spaces/ginigen/Diagram",
    "https://huggingface.co/spaces/ginigen/Mockup",
    "https://huggingface.co/spaces/ginigen/Infographic",
    "https://huggingface.co/spaces/ginigen/Flowchart",
    "https://huggingface.co/spaces/aiqcamp/FLUX-Vision",
    "https://huggingface.co/spaces/ginigen/VoiceClone-TTS",
    "https://huggingface.co/spaces/openfree/Perceptron-Network",
    "https://huggingface.co/spaces/openfree/Article-Generator",
]

# URL에서 모델/스페이스 정보 추출
def extract_model_info(url):
    parts = url.split('/')
    if len(parts) < 6:
        return None
    
    if parts[3] == 'spaces' or parts[3] == 'models':
        return {
            'type': parts[3],
            'owner': parts[4],
            'repo': parts[5],
            'full_id': f"{parts[4]}/{parts[5]}"
        }
    elif len(parts) >= 5:
        # 다른 형식의 URL
        return {
            'type': 'models',  # 기본값
            'owner': parts[3],
            'repo': parts[4],
            'full_id': f"{parts[3]}/{parts[4]}"
        }
    
    return None

# URL의 마지막 부분을 제목으로 추출
def extract_title(url):
    parts = url.split("/")
    title = parts[-1] if parts else ""
    return title.replace("_", " ").replace("-", " ")

# 허깅페이스 인증 확인 - 수정된 버전
def validate_token(token):
    headers = {"Authorization": f"Bearer {token}"}
    
    # 수정: 테스트 결과를 바탕으로 whoami-v2 엔드포인트 먼저 시도
    try:
        response = requests.get("https://huggingface.co/api/whoami-v2", headers=headers)
        if response.ok:
            return True, response.json()
    except Exception as e:
        print(f"whoami-v2 토큰 검증 오류: {e}")
    
    # 기존 whoami 엔드포인트도 시도
    try:
        response = requests.get("https://huggingface.co/api/whoami", headers=headers)
        if response.ok:
            return True, response.json()
    except Exception as e:
        print(f"whoami 토큰 검증 오류: {e}")
    
    return False, None

# 좋아요 목록 가져오기
def get_liked_repos(token):
    headers = {"Authorization": f"Bearer {token}"}
    endpoints = [
        "/api/me/likes",
        "/api/me/liked-repos",
        "/api/me/favorites"
    ]
    
    liked_models = {}
    
    for endpoint in endpoints:
        try:
            response = requests.get(f"https://huggingface.co{endpoint}", headers=headers)
            if response.ok:
                data = response.json()
                if isinstance(data, list):
                    for model in data:
                        if isinstance(model, dict):
                            if 'owner' in model and 'name' in model:
                                liked_models[f"{model['owner']}/{model['name']}"] = True
                            elif 'id' in model:
                                liked_models[model['id']] = True
                elif isinstance(data, dict):
                    for key in data:
                        liked_models[key] = True
                
                print(f"좋아요 목록 가져오기 성공 (엔드포인트: {endpoint})")
                return liked_models
        except Exception as e:
            print(f"좋아요 목록 가져오기 오류 (엔드포인트: {endpoint}): {e}")
    
    return liked_models

# 좋아요 토글 API 호출
def toggle_like(token, type_name, owner, repo, is_liked):
    headers = {"Authorization": f"Bearer {token}"}
    normalized_type = "spaces" if type_name == "spaces" else "models"
    method = "DELETE" if is_liked else "POST"
    url = f"https://huggingface.co/api/{normalized_type}/{owner}/{repo}/like"
    
    try:
        if method == "DELETE":
            response = requests.delete(url, headers=headers)
        else:
            response = requests.post(url, headers=headers)
        
        return response.ok, response.status_code
    except Exception as e:
        print(f"좋아요 토글 오류: {e}")
        return False, 500

# 홈페이지 라우트
@app.route('/')
def home():
    return render_template('index.html')

# 로그인 처리 API
@app.route('/api/login', methods=['POST'])
def login():
    token = request.form.get('token', '')
    
    if not token:
        return jsonify({'success': False, 'message': '토큰을 입력해주세요.'})
    
    is_valid, user_info = validate_token(token)
    
    if not is_valid or not user_info:
        return jsonify({'success': False, 'message': '유효하지 않은 토큰입니다.'})
    
    # 사용자 이름 찾기
    username = None
    if 'name' in user_info:
        username = user_info['name']
    elif 'user' in user_info and 'username' in user_info['user']:
        username = user_info['user']['username']
    elif 'username' in user_info:
        username = user_info['username']
    else:
        username = '인증된 사용자'
    
    # 좋아요 목록 가져오기
    liked_models = get_liked_repos(token)
    
    # 세션에 저장
    session['token'] = token
    session['username'] = username
    session['liked_models'] = liked_models
    
    return jsonify({
        'success': True, 
        'username': username,
        'liked_models': liked_models
    })

# 로그아웃 처리 API
@app.route('/api/logout', methods=['POST'])
def logout():
    session.pop('token', None)
    session.pop('username', None)
    session.pop('liked_models', None)
    return jsonify({'success': True})

# URL 목록 가져오기 API
@app.route('/api/urls', methods=['GET'])
def get_urls():
    search_query = request.args.get('search', '').lower()
    show_only_liked = request.args.get('liked', 'false').lower() == 'true'
    
    liked_models = session.get('liked_models', {})
    
    results = []
    for url in HUGGINGFACE_URLS:
        title = extract_title(url)
        model_info = extract_model_info(url)
        
        if not model_info:
            continue
        
        is_liked = model_info['full_id'] in liked_models
        
        # 필터링 적용
        if show_only_liked and not is_liked:
            continue
        
        if search_query and search_query not in url.lower() and search_query not in title.lower():
            continue
        
        results.append({
            'url': url,
            'title': title,
            'model_info': model_info,
            'is_liked': is_liked
        })
    
    return jsonify(results)

# 좋아요 토글 API
@app.route('/api/toggle-like', methods=['POST'])
def api_toggle_like():
    if 'token' not in session:
        return jsonify({'success': False, 'message': '로그인이 필요합니다.'})
    
    data = request.json
    url = data.get('url')
    current_liked = data.get('currentLiked', False)
    
    if not url:
        return jsonify({'success': False, 'message': 'URL이 필요합니다.'})
    
    model_info = extract_model_info(url)
    if not model_info:
        return jsonify({'success': False, 'message': '유효하지 않은 URL입니다.'})
    
    success, status_code = toggle_like(
        session['token'], 
        model_info['type'], 
        model_info['owner'], 
        model_info['repo'], 
        current_liked
    )
    
    liked_models = session.get('liked_models', {})
    
    if success:
        # 세션의 좋아요 상태 업데이트
        if current_liked:
            if model_info['full_id'] in liked_models:
                del liked_models[model_info['full_id']]
        else:
            liked_models[model_info['full_id']] = True
        
        session['liked_models'] = liked_models
        
        return jsonify({
            'success': True, 
            'new_state': not current_liked,
            'message': f"{'좋아요 취소' if current_liked else '좋아요'} 성공"
        })
    else:
        return jsonify({
            'success': False, 
            'message': f"API 오류 (상태 코드: {status_code})"
        })

# 세션 상태 확인 API
@app.route('/api/session-status', methods=['GET'])
def session_status():
    return jsonify({
        'logged_in': 'token' in session,
        'username': session.get('username'),
        'liked_count': len(session.get('liked_models', {}))
    })

if __name__ == '__main__':
    # templates 폴더 생성
    os.makedirs('templates', exist_ok=True)
    
    # index.html 파일 생성
    with open('templates/index.html', 'w', encoding='utf-8') as f:
        f.write('''
<!DOCTYPE html>
<html lang="ko">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Hugging Face URL 카드 리스트</title>
  <style>
    body {
      font-family: Arial, sans-serif;
      line-height: 1.6;
      margin: 0;
      padding: 0;
      color: #333;
    }
    
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 1rem;
    }
    
    .header {
      background-color: #f0f0f0;
      padding: 1rem;
      border-radius: 5px;
      margin-bottom: 1rem;
    }
    
    .user-controls {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
    }
    
    .filter-controls {
      background-color: #f8f9fa;
      padding: 1rem;
      border-radius: 5px;
      margin-bottom: 1rem;
    }
    
    input[type="password"],
    input[type="text"] {
      padding: 0.5rem;
      border: 1px solid #ccc;
      border-radius: 4px;
      margin-right: 5px;
    }
    
    button {
      padding: 0.5rem 1rem;
      background-color: #4CAF50;
      color: white;
      border: none;
      border-radius: 4px;
      cursor: pointer;
    }
    
    button:hover {
      background-color: #45a049;
    }
    
    button.logout {
      background-color: #f44336;
    }
    
    button.logout:hover {
      background-color: #d32f2f;
    }
    
    .token-help {
      margin-top: 0.5rem;
      font-size: 0.8rem;
      color: #666;
    }
    
    .token-help a {
      color: #4CAF50;
      text-decoration: none;
    }
    
    .token-help a:hover {
      text-decoration: underline;
    }
    
    .cards-container {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
    }
    
    .card {
      border: 1px solid #ccc;
      border-radius: 5px;
      padding: 1rem;
      width: 300px;
      box-shadow: 2px 2px 8px rgba(0,0,0,0.1);
      position: relative;
      background-color: #f9f9f9;
    }
    
    .card a {
      text-decoration: none;
      color: #333;
      word-break: break-all;
    }
    
    .like-button {
      position: absolute;
      top: 1rem;
      right: 1rem;
      border: none;
      background: transparent;
      font-size: 1.5rem;
      cursor: pointer;
      transition: color 0.2s;
    }
    
    .like-button.liked {
      color: red;
    }
    
    .like-button.not-liked {
      color: white;
      -webkit-text-stroke: 1px #333;
    }
    
    .status-message {
      padding: 1rem;
      border-radius: 4px;
      margin-bottom: 1rem;
      display: none;
    }
    
    .success {
      background-color: #dff0d8;
      color: #3c763d;
    }
    
    .error {
      background-color: #f2dede;
      color: #a94442;
    }
    
    .loading {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-color: rgba(255, 255, 255, 0.7);
      display: none;
      justify-content: center;
      align-items: center;
      z-index: 1000;
      font-size: 1.5rem;
    }
    
    .login-section {
      margin-top: 1rem;
    }
    
    .logged-in-section {
      display: none;
      margin-top: 1rem;
    }
    
    @media (max-width: 768px) {
      .user-controls {
        flex-direction: column;
        align-items: flex-start;
      }
      
      .user-controls > div {
        margin-bottom: 1rem;
      }
      
      .card {
        width: 100%;
      }
    }
  </style>
</head>
<body>
  <div class="container">
    <div class="header">
      <div class="user-controls">
        <div>
          <span>허깅페이스 계정: </span>
          <span id="currentUser">로그인되지 않음</span>
        </div>
        
        <div id="loginSection" class="login-section">
          <input type="password" id="tokenInput" placeholder="허깅페이스 API 토큰 입력" />
          <button id="loginButton">인증하기</button>
          <div class="token-help">
            API 토큰은 <a href="https://huggingface.co/settings/tokens" target="_blank">허깅페이스 토큰 페이지</a>에서 생성할 수 있습니다.
          </div>
        </div>
        
        <div id="loggedInSection" class="logged-in-section">
          <button id="logoutButton" class="logout">로그아웃</button>
        </div>
      </div>
    </div>
    
    <div class="filter-controls">
      <label>
        <input type="checkbox" id="showOnlyLiked" />
        내가 좋아요한 URL만 보기
      </label>
      <label style="margin-left: 1rem;">
        <input type="text" id="searchInput" placeholder="URL 또는 제목으로 검색" style="width: 250px;" />
      </label>
    </div>
    
    <div id="statusMessage" class="status-message"></div>
    
    <div id="loadingIndicator" class="loading">처리 중...</div>
    
    <div id="cardsContainer" class="cards-container"></div>
  </div>
  
  <script>
    // DOM 요소 참조
    const elements = {
      tokenInput: document.getElementById('tokenInput'),
      loginButton: document.getElementById('loginButton'),
      logoutButton: document.getElementById('logoutButton'),
      currentUser: document.getElementById('currentUser'),
      cardsContainer: document.getElementById('cardsContainer'),
      loadingIndicator: document.getElementById('loadingIndicator'),
      statusMessage: document.getElementById('statusMessage'),
      showOnlyLiked: document.getElementById('showOnlyLiked'),
      searchInput: document.getElementById('searchInput'),
      loginSection: document.getElementById('loginSection'),
      loggedInSection: document.getElementById('loggedInSection')
    };
    
    // 애플리케이션 상태
    const state = {
      username: null,
      likedModels: {},
      isLoading: false
    };
    
    // 로딩 상태 표시 함수
    function setLoading(isLoading) {
      state.isLoading = isLoading;
      elements.loadingIndicator.style.display = isLoading ? 'flex' : 'none';
    }
    
    // 상태 메시지 표시 함수
    function showMessage(message, isError = false) {
      elements.statusMessage.textContent = message;
      elements.statusMessage.className = `status-message ${isError ? 'error' : 'success'}`;
      elements.statusMessage.style.display = 'block';
      
      // 3초 후 메시지 사라짐
      setTimeout(() => {
        elements.statusMessage.style.display = 'none';
      }, 3000);
    }
    
    // API 오류 처리 함수
    async function handleApiResponse(response) {
      if (!response.ok) {
        const errorText = await response.text();
        throw new Error(`API 오류 (${response.status}): ${errorText}`);
      }
      return response.json();
    }
    
    // 세션 상태 확인
    async function checkSessionStatus() {
      try {
        const response = await fetch('/api/session-status');
        const data = await handleApiResponse(response);
        
        if (data.logged_in) {
          state.username = data.username;
          elements.currentUser.textContent = data.username;
          elements.loginSection.style.display = 'none';
          elements.loggedInSection.style.display = 'block';
          
          // URL 목록 로드
          loadUrls();
        }
      } catch (error) {
        console.error('세션 상태 확인 오류:', error);
      }
    }
    
    // 로그인 처리
    async function login(token) {
      if (!token.trim()) {
        showMessage('토큰을 입력해주세요.', true);
        return;
      }
      
      setLoading(true);
      
      try {
        const formData = new FormData();
        formData.append('token', token);
        
        const response = await fetch('/api/login', {
          method: 'POST',
          body: formData
        });
        
        const data = await handleApiResponse(response);
        
        if (data.success) {
          state.username = data.username;
          state.likedModels = data.liked_models || {};
          
          elements.currentUser.textContent = state.username;
          elements.loginSection.style.display = 'none';
          elements.loggedInSection.style.display = 'block';
          
          showMessage(`${state.username}님으로 로그인되었습니다.`);
          
          // URL 목록 로드
          loadUrls();
        } else {
          showMessage(data.message || '로그인에 실패했습니다.', true);
        }
      } catch (error) {
        console.error('로그인 오류:', error);
        showMessage(`로그인 오류: ${error.message}`, true);
      } finally {
        setLoading(false);
      }
    }
    
    // 로그아웃 처리
    async function logout() {
      setLoading(true);
      
      try {
        const response = await fetch('/api/logout', {
          method: 'POST'
        });
        
        const data = await handleApiResponse(response);
        
        if (data.success) {
          state.username = null;
          state.likedModels = {};
          
          elements.currentUser.textContent = '로그인되지 않음';
          elements.tokenInput.value = '';
          elements.loginSection.style.display = 'block';
          elements.loggedInSection.style.display = 'none';
          
          showMessage('로그아웃되었습니다.');
          
          // 카드 초기화
          elements.cardsContainer.innerHTML = '';
        }
      } catch (error) {
        console.error('로그아웃 오류:', error);
        showMessage(`로그아웃 오류: ${error.message}`, true);
      } finally {
        setLoading(false);
      }
    }
    
    // URL 목록 로드
    async function loadUrls() {
      setLoading(true);
      
      try {
        const showOnlyLiked = elements.showOnlyLiked.checked;
        const searchText = elements.searchInput.value;
        
        const response = await fetch(`/api/urls?liked=${showOnlyLiked}&search=${encodeURIComponent(searchText)}`);
        const urls = await handleApiResponse(response);
        
        renderCards(urls);
      } catch (error) {
        console.error('URL 목록 로드 오류:', error);
        showMessage(`URL 로드 오류: ${error.message}`, true);
      } finally {
        setLoading(false);
      }
    }
    
    // 좋아요 토글
    async function toggleLike(url, button, currentLiked) {
      if (!state.username) {
        showMessage('좋아요를 하려면 허깅페이스 API 토큰으로 인증이 필요합니다.', true);
        return;
      }
      
      setLoading(true);
      
      try {
        const response = await fetch('/api/toggle-like', {
          method: 'POST',
          headers: {
            'Content-Type': 'application/json'
          },
          body: JSON.stringify({
            url: url,
            currentLiked: currentLiked
          })
        });
        
        const data = await handleApiResponse(response);
        
        if (data.success) {
          if (currentLiked) {
            button.classList.remove('liked');
            button.classList.add('not-liked');
          } else {
            button.classList.add('liked');
            button.classList.remove('not-liked');
          }
          
          showMessage(data.message);
          
          // 필터링된 경우 목록 다시 로드
          if (elements.showOnlyLiked.checked) {
            loadUrls();
          }
        } else {
          showMessage(data.message, true);
        }
      } catch (error) {
        console.error('좋아요 토글 오류:', error);
        showMessage(`좋아요 처리 오류: ${error.message}`, true);
      } finally {
        setLoading(false);
      }
    }
    
    // 카드 렌더링
    function renderCards(urls) {
      elements.cardsContainer.innerHTML = '';
      
      if (!urls || urls.length === 0) {
        const noResultsMsg = document.createElement('p');
        noResultsMsg.textContent = '표시할 URL이 없습니다.';
        noResultsMsg.style.padding = '1rem';
        noResultsMsg.style.fontStyle = 'italic';
        elements.cardsContainer.appendChild(noResultsMsg);
        return;
      }
      
      urls.forEach(item => {
        const { url, title, is_liked } = item;
        
        // 카드 생성
        const card = document.createElement('div');
        card.className = 'card';
        
        // 제목
        const titleEl = document.createElement('h3');
        titleEl.textContent = title;
        card.appendChild(titleEl);
        
        // URL 링크
        const linkEl = document.createElement('a');
        linkEl.href = url;
        linkEl.textContent = url;
        linkEl.target = '_blank';
        card.appendChild(linkEl);
        
        // 좋아요 버튼 (♥ 아이콘)
        const likeBtn = document.createElement('button');
        likeBtn.className = `like-button ${is_liked ? 'liked' : 'not-liked'}`;
        likeBtn.textContent = '♥';
        
        likeBtn.addEventListener('click', function(e) {
          e.preventDefault();
          toggleLike(url, likeBtn, is_liked);
        });
        card.appendChild(likeBtn);
        
        // 카드 추가
        elements.cardsContainer.appendChild(card);
      });
    }
    
    // 이벤트 리스너 설정
    elements.loginButton.addEventListener('click', () => {
      login(elements.tokenInput.value);
    });
    
    elements.logoutButton.addEventListener('click', logout);
    
    // 엔터 키로 로그인 가능하게
    elements.tokenInput.addEventListener('keypress', (event) => {
      if (event.key === 'Enter') {
        login(elements.tokenInput.value);
      }
    });
    
    // 필터링 이벤트 리스너
    elements.showOnlyLiked.addEventListener('change', loadUrls);
    elements.searchInput.addEventListener('input', () => {
      // 입력 지연 처리 (타이핑할 때마다 API 호출 방지)
      clearTimeout(state.searchTimeout);
      state.searchTimeout = setTimeout(loadUrls, 300);
    });
    
    // 초기화
    checkSessionStatus();
  </script>
</body>
</html>
''')
    
    # 허깅페이스 스페이스에서는 7860 포트 사용
    app.run(host='0.0.0.0', port=7860)