Mandarin-Pathways/day.html at main · dbsectrainer/Mandarin-Pathways · GitHub

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0, user-scalable=yes">
    <meta name="description" content="Daily Mandarin Chinese lessons with audio and text - 每日中文课程，配有音频和文本">
    <meta name="theme-color" content="#e74c3c">
    <meta name="mobile-web-app-capable" content="yes">
    <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
    <meta name="apple-mobile-web-app-title" content="Mandarin Pathways">
    <title>Mandarin Pathways - Daily Lesson</title>
    <link rel="manifest" href="manifest.json">
    <link rel="apple-touch-icon" href="icons/icon-192x192.png">
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap" rel="stylesheet">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css">
    <link rel="stylesheet" href="css/styles.css">
    <link rel="stylesheet" href="css/video-player.css">
    <link rel="stylesheet" href="css/native-speaker.css">
</head>
<body>
    <header>
        <h1>Mandarin Pathways</h1>
        <p><span class="zh">开启您的中文学习之旅</span><span class="en">Your Journey to Chinese Language Mastery</span></p>
    </header>

    <main>
        <!-- Return to top button -->
        <div class="return-to-top" id="returnToTop">
            <i class="fas fa-arrow-up"></i>
        </div>

        <!-- Visual anchor pattern -->
        <div class="visual-anchor" style="top: 5%; right: 5%;"></div>

        <div class="lesson-container">
            <div class="lesson-header">
                <div class="lesson-title">
                    <span class="flag" id="language-flag"></span>
                    <h2><span class="zh">第</span><span class="en">Day </span><span id="day-number"></span><span class="zh">天</span></h2>
                </div>
                <div class="language-selector">
                    <button class="language-btn" data-lang="zh"><span class="flag">🇨🇳</span> 简体中文</button>
                    <button class="language-btn" data-lang="pinyin"><span class="flag">🔤</span> Pinyin</button>
                    <button class="language-btn" data-lang="en"><span class="flag">🇺🇸</span> English</button>
                </div>
            </div>

            <div class="navigation">
                <a href="#" class="nav-btn" id="prev-btn-top">
                    <i class="fas fa-arrow-left"></i> <span class="zh">上一天</span><span class="en">Previous Day</span>
                </a>
                <a href="index.html" class="home-btn">
                    <i class="fas fa-home"></i> <span class="zh">返回首页</span><span class="en">Back to Home</span>
                </a>
                <a href="#" class="nav-btn" id="next-btn-top">
                    <span class="zh">下一天</span><span class="en">Next Day</span> <i class="fas fa-arrow-right"></i>
                </a>
            </div>

            <div class="section-info">
                <h3 id="section-title"></h3>
                <p id="section-description"></p>
            </div>

            <div class="audio-player">
                <audio controls id="audio-player" type="audio/mpeg">
                    <span class="zh">您的浏览器不支持音频元素。</span><span class="en">Your browser does not support the audio element.</span>
                </audio>
                <div id="audio-fallback"></div>
            </div>

            <div class="text-content" id="text-content">
                <!-- Text content will be dynamically added here -->
            </div>

            <!-- Practice with Native Speaker Videos (Mandarin only) -->
            <div id="video-section" style="display: none;">
                <div class="section-divider"></div>
                <h3 class="practice-heading">
                    <span class="zh">观看视频练习</span>
                    <span class="en">Watch Practice Videos</span>
                </h3>
                <div class="video-player">
                    <iframe id="youtube-video" frameborder="0" allowfullscreen></iframe>
                    <div id="video-fallback">
                        <span class="zh">视频暂时无法使用</span>
                        <span class="en">Video currently unavailable</span>
                    </div>
                </div>
            </div>

            <div class="lesson-actions">
                <button id="complete-btn" class="complete-btn">
                    <i class="fas fa-check"></i> <span class="zh">标记为已完成</span><span class="en">Mark as Complete</span>
                </button>
            </div>

            <!-- Section divider with visual anchor -->
            <div class="section-divider"></div>

            <div class="navigation">
                <a href="#" class="nav-btn" id="prev-btn">
                    <i class="fas fa-arrow-left"></i> <span class="zh">上一天</span><span class="en">Previous Day</span>
                </a>
                <a href="index.html" class="home-btn">
                    <i class="fas fa-home"></i> <span class="zh">返回首页</span><span class="en">Back to Home</span>
                </a>
                <a href="#" class="nav-btn" id="next-btn">
                    <span class="zh">下一天</span><span class="en">Next Day</span> <i class="fas fa-arrow-right"></i>
                </a>
            </div>
        </div>

        <!-- Visual anchor pattern -->
        <div class="visual-anchor" style="bottom: 10%; left: 5%;"></div>
    </main>

    <footer>
        <p>&copy; 2025 Mandarin Pathways | <span class="zh">赋能中文学习</span><span class="en">Empowering Chinese Language Learning</span></p>
    </footer>

    <div class="copy-notification" id="copy-notification">
        <span class="zh">短语已复制到剪贴板！</span><span class="en">Phrase copied to clipboard!</span>
    </div>

    <script>
        // Register Service Worker
        if ('serviceWorker' in navigator) {
            window.addEventListener('load', () => {
                navigator.serviceWorker.register('/sw.js')
                    .then(registration => {
                        console.log('ServiceWorker registration successful');
                    })
                    .catch(err => {
                        console.log('ServiceWorker registration failed: ', err);
                    });
            });
        }

        document.addEventListener('DOMContentLoaded', function() {
            const urlParams = new URLSearchParams(window.location.search);
            const day = parseInt(urlParams.get('day')) || 1;
            const lang = urlParams.get('lang') || 'zh';

            // Update day number
            document.getElementById('day-number').textContent = day;

            // Check if day is completed
            const completedDays = JSON.parse(localStorage.getItem('completedDays') || '{}');
            const completeBtn = document.getElementById('complete-btn');

            if (completedDays[`${day}_${lang}`]) {
                completeBtn.classList.add('completed');
                completeBtn.innerHTML = '<i class="fas fa-check-circle"></i> Completed';
                completeBtn.disabled = true;
            }

            completeBtn.addEventListener('click', () => {
                // Mark day as complete
                completedDays[`${day}_${lang}`] = true;
                localStorage.setItem('completedDays', JSON.stringify(completedDays));

                // Update button state
                completeBtn.classList.add('completed');
                completeBtn.innerHTML = '<i class="fas fa-check-circle"></i> Completed';
                completeBtn.disabled = true;

                // Calculate total completed days
                const totalCompleted = Object.keys(completedDays).filter(key => key.endsWith(`_${lang}`)).length;

                // Update progress in localStorage
                localStorage.setItem('currentProgress', JSON.stringify({
                    lang: lang,
                    completed: totalCompleted
                }));

                // Update progress on the page
                updatePageProgress(lang, totalCompleted);

                // Show completion notification
                const notification = document.getElementById('copy-notification');
                notification.textContent = 'Day marked as complete!';
                notification.style.display = 'block';
                notification.style.animation = 'none';
                notification.offsetHeight; // Trigger reflow
                notification.style.animation = 'fadeInOut 2s ease';
                setTimeout(() => {
                    notification.style.display = 'none';
                    notification.textContent = 'Phrase copied to clipboard!';
                }, 2000);
            });

            // Function to update progress UI
            function updatePageProgress(lang, completed) {
                // Update day status icons
                const dayGrid = document.querySelector('.day-grid');
                if (dayGrid) {
                    const dayLinks = dayGrid.querySelectorAll('a');
                    dayLinks.forEach((link, index) => {
                        const day = index + 1;
                        const status = link.querySelector('.day-status i');
                        if (completedDays[`${day}_${lang}`]) {
                            status.className = 'fas fa-check-circle';
                            status.style.color = 'var(--success-color)';
                        } else {
                            status.className = 'fas fa-circle';
                            status.style.color = 'var(--warning-color)';
                        }
                    });
                }

                // Update progress bar and text if on index page
                const progressContainer = document.querySelector('.progress-container');
                if (progressContainer) {
                    const progressText = progressContainer.querySelector('p');
                    const progressBar = progressContainer.querySelector('.progress-fill');
                    if (progressText && progressBar) {
                        progressText.textContent = `Progress: Day ${completed}/40`;
                        progressBar.style.width = `${(completed / 40) * 100}%`;
                    }
                }
            }

            // Initialize progress on page load
            const initialCompleted = Object.keys(completedDays).filter(key => key.endsWith(`_${lang}`)).length;
            updatePageProgress(lang, initialCompleted);

            // Set active language
            const languageBtns = document.querySelectorAll('.language-btn');
            languageBtns.forEach(btn => {
                if (btn.dataset.lang === lang) {
                    btn.classList.add('active');
                }
                btn.addEventListener('click', () => {
                    window.location.href = `day.html?day=${day}&lang=${btn.dataset.lang}`;
                });
            });

            // Set language flag
            const flagMap = {
                'zh': '🇨🇳',
                'pinyin': '🔤',
                'en': '🇺🇸'
            };
            document.getElementById('language-flag').textContent = flagMap[lang];

            // Show video section only for Mandarin content
            const videoSection = document.getElementById('video-section');
            videoSection.style.display = lang === 'zh' ? 'block' : 'none';

            // Update section info
            const sectionInfo = getSectionInfo(day);
            document.getElementById('section-title').textContent = sectionInfo.title;
            document.getElementById('section-description').textContent = sectionInfo.description;

            // Load audio from audio_files directory
            const audio = document.getElementById('audio-player');
            // For Pinyin, use Mandarin audio. For English and Mandarin, use their respective audio files
            const audioLang = lang === 'pinyin' ? 'zh' : lang;
            const audioPath = `audio_files/day${day}_${audioLang}.mp3`;

            audio.src = audioPath;

            // Add a note only for Pinyin that it's using Mandarin audio
            const audioFallback = document.getElementById('audio-fallback');
            if (lang === 'pinyin') {
                audioFallback.innerHTML = '<p class="note"><i class="fas fa-info-circle"></i> Using Mandarin audio for reference.</p>';
                audioFallback.style.display = 'block';
            } else {
                audioFallback.innerHTML = '';
                audioFallback.style.display = 'none';
            }

            // Load text content from text_files directory
            console.log(`Attempting to load: text_files/day${day}_${lang}.txt`);
            fetch(`text_files/day${day}_${lang}.txt`)
                .then(response => {
                    console.log('Response status:', response.status);
                    if (!response.ok) {
                        throw new Error(`Network response was not ok: ${response.status}`);
                    }
                    return response.text();
                })
                .then(text => {
                    console.log('Text loaded successfully, length:', text.length);
                    console.log('First 100 characters:', text.substring(0, 100));
                    formatAndDisplayContent(text);
                })
                .catch(error => {
                    console.error('Error loading text:', error);
                    document.getElementById('text-content').innerHTML = '<p class="error">Text content not available.</p>';
                });

            // Update navigation
            const prevBtn = document.getElementById('prev-btn');
            const nextBtn = document.getElementById('next-btn');
            const prevBtnTop = document.getElementById('prev-btn-top');
            const nextBtnTop = document.getElementById('next-btn-top');

            if (day > 1) {
                prevBtn.href = `day.html?day=${day - 1}&lang=${lang}`;
                prevBtnTop.href = `day.html?day=${day - 1}&lang=${lang}`;
            } else {
                prevBtn.classList.add('disabled');
                prevBtnTop.classList.add('disabled');
                prevBtn.href = '#';
                prevBtnTop.href = '#';
            }

            if (day < 40) {
                nextBtn.href = `day.html?day=${day + 1}&lang=${lang}`;
                nextBtnTop.href = `day.html?day=${day + 1}&lang=${lang}`;
            } else {
                nextBtn.classList.add('disabled');
                nextBtnTop.classList.add('disabled');
                nextBtn.href = '#';
                nextBtnTop.href = '#';
            }
        });

        function formatAndDisplayContent(text) {
            console.log('Starting to format content');
            // First, normalize line endings and remove any extra whitespace
            text = text.replace(/\r\n/g, '\n').replace(/\r/g, '\n');

            // Split into sections based on titles (lines ending with multiple dashes)
            const sections = text.split(/\n(?=\w[^\n]+\n-+\n)/);
            console.log('Number of sections:', sections.length);

            const contentDiv = document.getElementById('text-content');
            contentDiv.innerHTML = '';

            sections.forEach((section, index) => {
                console.log(`Processing section ${index + 1}`);
                if (section.trim()) {
                    const lines = section.split('\n');

                    // Get the title (first line) and remove any trailing dashes
                    let title = lines[0].replace(/\s*[-]+\s*$/, '').trim();

                    // Skip empty sections or sections that are just separators
                    if (!title || /^[-\s]+$/.test(title)) {
                        return;
                    }

                    // Get phrases, skipping empty lines, separator lines, and the line of dashes after the title
                    let phrases = lines.slice(1).filter(line => {
                        const trimmed = line.trim();
                        return trimmed && !/^[-\s]+$/.test(trimmed);
                    });

                    const sectionDiv = document.createElement('div');
                    sectionDiv.className = 'phrase-section';

                    const titleEl = document.createElement('h3');
                    titleEl.textContent = title;
                    sectionDiv.appendChild(titleEl);

                    const phraseList = document.createElement('div');
                    phraseList.className = 'phrase-list';

                    phrases.forEach(phrase => {
                        if (phrase.trim()) {
                            const phraseItem = document.createElement('div');
                            phraseItem.className = 'phrase-item';

                            const phraseText = document.createElement('span');
                            phraseText.textContent = phrase.trim();

                            const copyBtn = document.createElement('button');
                            copyBtn.className = 'copy-btn';
                            copyBtn.innerHTML = '<i class="fas fa-copy"></i>';
                            copyBtn.addEventListener('click', () => copyPhrase(phrase.trim()));

                            phraseItem.appendChild(phraseText);
                            phraseItem.appendChild(copyBtn);
                            phraseList.appendChild(phraseItem);
                        }
                    });

                    sectionDiv.appendChild(phraseList);
                    contentDiv.appendChild(sectionDiv);
                }
            });
        }

        function copyPhrase(phrase) {
            navigator.clipboard.writeText(phrase).then(() => {
                const notification = document.getElementById('copy-notification');
                notification.style.display = 'block';
                notification.style.animation = 'none';
                notification.offsetHeight; // Trigger reflow
                notification.style.animation = 'fadeInOut 2s ease';
                setTimeout(() => {
                    notification.style.display = 'none';
                }, 2000);
            });
        }

        function getSectionInfo(day) {
            if (day <= 7) {
                return {
                    title: 'Pinyin System & Pronunciation',
                    description: 'Master the fundamentals of Mandarin pronunciation and tones.'
                };
            } else if (day <= 14) {
                return {
                    title: 'Essential Daily Phrases',
                    description: 'Learn practical phrases for everyday communication.'
                };
            } else if (day <= 22) {
                return {
                    title: 'Cultural Context & Daily Life',
                    description: 'Understand Chinese culture and daily life communication.'
                };
            } else if (day <= 30) {
                return {
                    title: 'Professional Mandarin',
                    description: 'Master business and professional communication.'
                };
            } else {
                return {
                    title: 'Advanced Fluency',
                    description: 'Achieve advanced fluency and real-world applications.'
                };
            }
        }
    </script>

    <script>
        // Return to top functionality
        window.addEventListener('scroll', function() {
            const returnToTop = document.getElementById('returnToTop');
            if (window.scrollY > 500) {
                returnToTop.classList.add('visible');
            } else {
                returnToTop.classList.remove('visible');
            }
        });

        document.getElementById('returnToTop').addEventListener('click', function() {
            window.scrollTo({
                top: 0,
                behavior: 'smooth'
            });
        });
    </script>
    <script src="js/video-loader.js"></script>
</body>
</html>