<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>SmartLearn - AI-Powered Education Platform</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <link rel="stylesheet" href="{{ url_for('static', filename='student_homework.css') }}">
    
</head>
<body>
    <style>
    .logo {
        font-size: 28px;
        font-weight: 700;
        color: #fff;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        display: flex;
        align-items: center;
    }
    .spinner {
        text-align: center;
        font-size: 1.5em;
        margin-top: 10px;
    }

    .logo img {
        height: 40px;
        margin-right: 10px;
    }


    .nav-bar {
            background-color: #fff;
            padding: 10px 0;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        .nav-bar ul {
            list-style-type: none;
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .nav-bar li {
            margin: 0 15px;
        }

        .nav-bar a {
            text-decoration: none;
            color: var(--text-color);
            font-weight: 600;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
        }

        .nav-bar a img {
            height: 24px;
            margin-right: 5px;
        }

    </style>
   
   <body>
    <header>
        <div class="container">
            <div class="header-content">
                <div class="logo">
                    <img src="../static/smart-learn.jpeg" alt="">SmartLearn
                </div>
                <div class="search-bar">
                    <input type="text" placeholder="Search for anything">
                    <div class="ai-tools">
                        <i class="fas fa-camera" title="Photo Question Answering"></i>
                        <i class="fas fa-brain" title="AI Tutor"></i>
                        <i class="fas fa-robot" title="AI Assistant"></i>
                    </div>
                </div>
                <div class="user-actions">
                    <span class="points-display">1500 pts</span>
                    <div class="profile-icon">A</div>
                </div>
            </div>
        </div>
    </header>

    <nav class="nav-bar">
        <ul>
            <li><a href="{{ url_for('student') }}"><img src="https://cdn-icons-png.flaticon.com/512/1946/1946488.png" alt="Home">Home</a></li>
            <li><a href="{{ url_for('student') }}#ai-powered-tools"><img src="https://www.kalupurbank.com/wp-content/uploads/2023/02/robot-chatbot-icon-sign-free-vector.webp" alt="Home">Ai Tools</a></li>
            <li><a href="{{ url_for('homework') }}"><img src="https://cdn-icons-png.flaticon.com/512/1828/1828919.png" alt="Homework">Homework</a></li>
            <li><a href="{{ url_for('student_courses') }}"><img src="https://cdn-icons-png.flaticon.com/512/1048/1048953.png" alt="Courses">Courses</a></li>
            <li><a href="{{ url_for('speak') }}"><img src="https://cdn-icons-png.flaticon.com/512/4712/4712026.png" alt="Speak With AI">Speak With AI</a></li>
            <li><a href="{{ url_for('summarise_video') }}"><img src="https://upload.wikimedia.org/wikipedia/commons/thumb/0/09/YouTube_full-color_icon_%282017%29.svg/1280px-YouTube_full-color_icon_%282017%29.svg.png" alt="Ssummarise_video">summarise_video</a></li>
        </ul>
    </nav>

    <div class="container">
        <div class="main-content">
            <h1>Homework & Assignments</h1>
            
            <div class="filter-buttons">
                <button class="filter-btn active">All</button>
                <button class="filter-btn">Pending</button>
                <button class="filter-btn">Completed</button>
            </div>

            <div class="homework-grid">
                <div class="homework-item">
                    <h3>Math Assignment: Calculus Basics</h3>
                    <p><i class="fas fa-calendar"></i> Due: July 30, 2024</p>
                    <p><i class="fas fa-clock"></i> Estimated time: 30 min</p>
                    <a href="#" class="btn" onclick="showQuestions('calculus')">Start Assignment</a>
                    <div class="questions" id="calculus">
                        <div class="spinner" id="loading-spinner" style="display: none;">
                            <i class="fas fa-circle-notch fa-spin"></i> Loading...
                        </div>
                    </div>
                </div>
                <div class="homework-item">
                    <h3>Science Project: Ecosystem Model</h3>
                    <p><i class="fas fa-calendar"></i> Due: August 5, 2024</p>
                    <p><i class="fas fa-clock"></i> Estimated time: 4 hours</p>
                    <a href="#" class="btn" onclick="showQuestions('ecosystem')">Continue Project</a>
                    <div class="questions" id="ecosystem"></div>
                </div>
                <div class="homework-item completed">
                    <h3>History Essay: Industrial Revolution</h3>
                    <p><i class="fas fa-check-circle"></i> Completed</p>
                    <p><i class="fas fa-star"></i> Score: 95/100</p>
                    <a href="#" class="btn" onclick="showQuestions('industrial')">View Feedback</a>
                    <div class="questions" id="industrial"></div>
                </div>
                <div class="homework-item">
                    <h3>Language Arts: Book Report</h3>
                    <p><i class="fas fa-calendar"></i> Due: August 10, 2024</p>
                    <p><i class="fas fa-clock"></i> Estimated time: 3 hours</p>
                    <a href="#" class="btn" onclick="showQuestions('bookReport')">Start Report</a>
                    <div class="questions" id="bookReport"></div>
                </div>
                <div class="homework-item completed">
                    <h3>Computer Science: Python Quiz</h3>
                    <p><i class="fas fa-check-circle"></i> Completed</p>
                    <p><i class="fas fa-star"></i> Score: 88/100</p>
                    <a href="#" class="btn" onclick="showQuestions('pythonQuiz')">Review Quiz</a>
                    <div class="questions" id="pythonQuiz"></div>
                </div>
                <div class="homework-item">
                    <h3>Physics Lab: Gravity Experiment</h3>
                    <p><i class="fas fa-calendar"></i> Due: August 15, 2024</p>
                    <p><i class="fas fa-clock"></i> Estimated time: 2 hours</p>
                    <a href="#" class="btn" onclick="showQuestions('gravityExperiment')">Start Lab</a>
                    <div class="questions" id="gravityExperiment"></div>
                </div>
                <div class="homework-item">
                    <h3>Chemistry: Periodic Table Quiz</h3>
                    <p><i class="fas fa-calendar"></i> Due: August 20, 2024</p>
                    <p><i class="fas fa-clock"></i> Estimated time: 1 hour</p>
                    <a href="#" class="btn" onclick="showQuestions('periodicQuiz')">Start Quiz</a>
                    <div class="questions" id="periodicQuiz"></div>
                </div>
                <div class="homework-item">
                    <h3>Art Project: Self-Portrait</h3>
                    <p><i class="fas fa-calendar"></i> Due: August 25, 2024</p>
                    <p><i class="fas fa-clock"></i> Estimated time: 5 hours</p>
                    <a href="#" class="btn" onclick="showQuestions('selfPortrait')">Begin Project</a>
                    <div class="questions" id="selfPortrait"></div>
                </div>
            </div>
        </div>
    </div>

    <script>
        // Predefined static questions, marks, and feedback for each assignment
        const questions = {
            calculus: {
                questions: [
                    "What is the derivative of sin(x)?",
                    "Explain the concept of a limit in calculus."
                ]
            },
            ecosystem: {
                questions: [
                    "Describe the energy flow in an ecosystem.",
                    "What are the main components of an ecosystem?"
                ]
            },
            industrial: {
                questions: [],
                mark: 95,
                feedback: "Excellent analysis and well-structured essay on the Industrial Revolution."
            },
            bookReport: {
                questions: [
                    "Summarize the main plot of the book.",
                    "What are the key themes explored in the book?"
                ]
            },
            pythonQuiz: {
                questions: [],
                mark: 88,
                feedback: "Good understanding of Python basics. Pay more attention to edge cases."
            },
            gravityExperiment: {
                questions: [
                    "What is the formula for gravitational force?",
                    "Describe the experiment setup for measuring gravity."
                ]
            },
            periodicQuiz: {
                questions: [
                    "What is the atomic number of Oxygen?",
                    "Explain the significance of periods and groups in the periodic table."
                ]
            },
            selfPortrait: {
                questions: [
                    "What materials will you use for your self-portrait?",
                    "Describe your initial concept for the self-portrait."
                ]
            }
        };

        // Function to display questions and feedback
        function showQuestions(id) {
            const container = document.getElementById(id);
            container.innerHTML = ''; // Clear any previous content

            const assignment = questions[id];

            if (assignment.questions && assignment.questions.length > 0) {
                assignment.questions.forEach(question => {
                    const questionDiv = document.createElement('div');
                    questionDiv.classList.add('question');
                    questionDiv.textContent = question;
                    container.appendChild(questionDiv);
                });
            }

            if (assignment.mark !== undefined && assignment.feedback !== undefined) {
                const feedbackDiv = document.createElement('div');
                feedbackDiv.classList.add('feedback');
                feedbackDiv.innerHTML = `<strong>Mark:</strong> ${assignment.mark}/100<br><strong>Feedback:</strong> ${assignment.feedback}`;
                container.appendChild(feedbackDiv);
            }
        }

        // Simple filter functionality
        const filterButtons = document.querySelectorAll('.filter-btn');
        const homeworkItems = document.querySelectorAll('.homework-item');

        filterButtons.forEach(button => {
            button.addEventListener('click', () => {
                const filter = button.textContent.toLowerCase();
                
                filterButtons.forEach(btn => btn.classList.remove('active'));
                button.classList.add('active');

                homeworkItems.forEach(item => {
                    if (filter === 'all' || 
                        (filter === 'pending' && !item.classList.contains('completed')) ||
                        (filter === 'completed' && item.classList.contains('completed'))) {
                        item.style.display = 'block';
                    } else {
                        item.style.display = 'none';
                    }
                });
            });
        });
    </script>
    <script>
        function showQuestions(assignmentId) {
        const questionsDiv = document.getElementById(assignmentId);
        const loadingSpinner = document.getElementById('loading-spinner');

        loadingSpinner.style.display = 'block';

        fetch('/generate-questions-hw')
            .then(response => response.json())
            .then(data => {
                questionsDiv.innerHTML = '';
                loadingSpinner.style.display = 'none';

                data.questions.forEach((question, index) => {
                    const questionElement = document.createElement('div');
                    questionElement.innerHTML = `
                        <p>${index + 1}. ${question}</p>
                        <textarea id="answer-${index}" rows="3" cols="50"></textarea>
                    `;
                    questionsDiv.appendChild(questionElement);
                });

                const submitButton = document.createElement('button');
                submitButton.textContent = 'Submit Answers';
                submitButton.onclick = () => submitAnswers(assignmentId, data.questions);
                questionsDiv.appendChild(submitButton);
            })
            .catch(error => {
                console.error('Error:', error);
                loadingSpinner.style.display = 'none';
                questionsDiv.innerHTML = '<p>Error loading questions. Please try again.</p>';
            });
    }

    function submitAnswers(assignmentId, questions) {
        const questionsDiv = document.getElementById(assignmentId);
        const answers = questions.map((_, index) => document.getElementById(`answer-${index}`).value);

        questionsDiv.innerHTML = '<p>Evaluating answers...</p>';

        fetch('/evaluate-answers', {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
            },
            body: JSON.stringify({questions, answers}),
        })
        .then(response => response.json())
        .then(data => {
            displayEvaluations(assignmentId, questions, answers, data.evaluations);
        })
        .catch(error => {
            console.error('Error:', error);
            questionsDiv.innerHTML = '<p>Error evaluating answers. Please try again.</p>';
        });
    }

    function displayEvaluations(assignmentId, questions, answers, evaluations) {
        const questionsDiv = document.getElementById(assignmentId);
        questionsDiv.innerHTML = '<h3>Evaluation Results:</h3>';

        questions.forEach((question, index) => {
            const answer = answers[index];
            const evaluation = evaluations[index];

            const resultElement = document.createElement('div');
            resultElement.innerHTML = `
                <p><strong>Question ${index + 1}:</strong> ${question}</p>
                <p><strong>Your Answer:</strong> ${answer}</p>
                <p><strong>Evaluation:</strong></p>
                <pre>${evaluation}</pre>
            `;
            questionsDiv.appendChild(resultElement);
        });
    }
    </script>
</body>
</html>