Adding Teacher Panel to start/end event recording

server.py

@@ -1,53 +1,150 @@
-from flask import Flask, request, jsonify
+from flask import Flask, request, jsonify, session, render_template
 from pymongo import MongoClient
+from datetime import datetime
+import os
 
 app = Flask(__name__)
 application = app
+app.secret_key = os.urandom(24)
 
-try:
-    from local_settings import *
-except ImportError:
-    print("Can't import from localsettings, terminating")
-    exit()
+#try:
+#    from local_settings import *
+#except ImportError:
+#    print("Can't import from localsettings, terminating")
+#    exit()
 
-EXPECTED_PASSWORD = APPLICATION_PASSWORD
-uri = MONGO_URI
+EXPECTED_PASSWORD = "8V33zfvkImxBZcigtQ"
+#APPLICATION_PASSWORD
+uri = "mongodb://zpdai.rkg.lv/submit"
+#MONGO_URI
+TEACHER_PASSWORD = "teacher_password_123"
 
 mongo_client = MongoClient(uri)
 db = mongo_client["user_interactions"]
-collection = db["user_events"]
+events_col = db["user_events"]
+sessions_col = db["monitoring_sessions"]
+
+current_session = {
+    'active': False,
+    'class_name': None,
+    'start_time': None,
+    'session_id': None
+}
 
 def validate_event(event):
     required_keys = ["@version", "type", "TimeStamp", "data", "@timestamp"]
     return all(key in event for key in required_keys)
 
+@app.after_request
+def add_cors_headers(response):
+    response.headers['Access-Control-Allow-Origin'] = '*'
+    response.headers['Access-Control-Allow-Methods'] = 'POST, GET, OPTIONS'
+    response.headers['Access-Control-Allow-Headers'] = 'Content-Type, X-Password'
+    return response
+
+@app.route('/api/session_status', methods=['OPTIONS'])
+@app.route('/teacher/control', methods=['OPTIONS'])
+def handle_options():
+    return jsonify(), 200, {
+        'Access-Control-Allow-Origin': '*',
+        'Access-Control-Allow-Methods': 'POST, GET, OPTIONS',
+        'Access-Control-Allow-Headers': 'Content-Type'
+    }
+
 @app.route('/submit', methods=['POST', 'OPTIONS'])
 def submit_event():
     if request.method == 'OPTIONS':
-        resp = jsonify()
-        resp.headers['Access-Control-Allow-Origin'] = '*'
-        resp.headers['Access-Control-Allow-Methods'] = 'POST, OPTIONS'
-        resp.headers['Access-Control-Allow-Headers'] = 'Content-Type, X-Password'
-        return resp
+        return jsonify(), 204
+    
     try:
-
         password = request.headers.get('X-Password')
         if password != EXPECTED_PASSWORD:
             return jsonify({"error": "Неверный пароль"}), 403
         
         event = request.get_json()
-
         if not event or not validate_event(event):
-            resp = jsonify({"error": "Неверный формат"})
-            resp.headers['Access-Control-Allow-Origin'] = '*'
-            return resp, 400
+            return jsonify({"error": "Неверный формат"}), 400
 
-        collection.insert_one(event)
+        if current_session['active']:
+            event['session_id'] = current_session['session_id']
+            events_col.insert_one(event)
+            return jsonify({"message": "Действие сохранено"}), 200
+        else:
+            return jsonify({"error": "Сессия не активна"}), 400
 
-        resp = jsonify({"message": "Действие успешно сохранено"})
-        resp.headers['Access-Control-Allow-Origin'] = '*'
-        return resp, 200
     except Exception as e:
-        resp = jsonify({"error": str(e)})
-        resp.headers['Access-Control-Allow-Origin'] = '*'
-        return resp, 500
+        return jsonify({"error": str(e)}), 500
+
+@app.route('/api/session_status', methods=['GET', 'OPTIONS'])
+def session_status():
+    if request.method == 'OPTIONS':
+        return jsonify(), 204
+    
+    return jsonify({
+        'active': current_session['active'],
+        'class_name': current_session['class_name'],
+        'session_id': current_session['session_id']
+    }), 200
+
+
+@app.route('/teacher', methods=['GET'])
+def teacher_panel():
+    if not session.get('teacher_logged_in'):
+        return render_template('login.html')
+    return render_template('teacher_panel.html')
+
+@app.route('/teacher/login', methods=['POST', 'OPTIONS'])
+def teacher_login():
+    if request.method == 'OPTIONS':
+        return jsonify(), 204
+    
+    password = request.json.get('password')
+    if password == TEACHER_PASSWORD:
+        session['teacher_logged_in'] = True
+        return jsonify({'status': 'success'}), 200
+    return jsonify({'error': 'Invalid password'}), 401
+
+@app.route('/teacher/control', methods=['POST', 'OPTIONS'])
+def session_control():
+    if request.method == 'OPTIONS':
+        return jsonify(), 200
+    
+    if not session.get('teacher_logged_in'):
+        return jsonify({'error': 'Unauthorized'}), 401
+    
+    action = request.json.get('action')
+    class_name = request.json.get('class_name')
+
+    if action == 'start' and class_name:
+        current_session.update({
+            'active': True,
+            'class_name': class_name,
+            'start_time': datetime.now(),
+            'session_id': os.urandom(16).hex()
+        })
+        sessions_col.insert_one({
+            'session_id': current_session['session_id'],
+            'class': class_name,
+            'start_time': current_session['start_time'],
+            'end_time': None,
+            'active': True
+        })
+        return jsonify({'status': 'session_started'}), 200
+    
+    elif action == 'stop':
+        sessions_col.update_one(
+            {'session_id': current_session['session_id']},
+            {'$set': {'active': False, 'end_time': datetime.now()}}
+        )
+        current_session.update({
+            'active': False,
+            'class_name': None,
+            'start_time': None,
+            'session_id': None
+        })
+        return jsonify({'status': 'session_stopped'}), 200
+    
+    return jsonify({'error': 'Invalid request'}), 400
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=5000)

templates/login.html

@@ -0,0 +1,47 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Авторизация учителя</title>
+    <style>
+        body { font-family: Arial, sans-serif; padding: 40px; }
+        form { 
+            max-width: 300px;
+            margin: 0 auto;
+        }
+        input, button {
+            width: 100%;
+            padding: 10px;
+            margin: 10px 0;
+        }
+    </style>
+</head>
+<body>
+    <form onsubmit="login(event)">
+        <h2>Вход для учителя</h2>
+        <input type="password" id="password" placeholder="Пароль" required>
+        <button type="submit">Войти</button>
+        <p id="error" style="color: red;"></p>
+    </form>
+
+    <script>
+        async function login(event) {
+            event.preventDefault();
+            const password = document.getElementById('password').value;
+
+            const response = await fetch('/teacher/login', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({ password })
+            });
+
+            if (response.ok) {
+                window.location.href = '/teacher';
+            } else {
+                document.getElementById('error').textContent = 'Неверный пароль';
+            }
+        }
+    </script>
+</body>
+</html>

templates/teacher_panel.html

@@ -0,0 +1,72 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Панель учителя</title>
+    <style>
+        body { font-family: Arial, sans-serif; padding: 20px; }
+        .status { padding: 10px; margin: 10px 0; }
+        .active { background: #dff0d8; }
+        .inactive { background: #f2dede; }
+    </style>
+</head>
+<body>
+    <div id="status" class="status"></div>
+    <input type="text" id="className" placeholder="Название класса">
+    <button onclick="controlSession('start')">Начать сессию</button>
+    <button onclick="controlSession('stop')">Остановить сессию</button>
+
+    <script>
+
+        async function controlSession(action) {
+            try {
+                const className = action === 'start' 
+                    ? document.getElementById('className').value.trim()
+                    : null;
+
+                if (action === 'start' && !className) {
+                    alert('Введите название класса!');
+                    return;
+                }
+
+                const response = await fetch('/teacher/control', {
+                    method: 'POST',
+                    headers: {
+                        'Content-Type': 'application/json',
+                        'X-Password': 'teacher_password_123'
+                    },
+                    body: JSON.stringify({
+                        action: action,
+                        class_name: className
+                    })
+                });
+
+                if (!response.ok) {
+                    throw new Error(`HTTP error! status: ${response.status}`);
+                }
+
+                const result = await response.json();
+                
+                alert(result.status || (action === 'start' ? 'Сессия начата' : 'Сессия остановлена'));
+                updateStatus();
+
+            } catch (error) {
+                console.error('Ошибка управления сессией:', error);
+                alert(`Ошибка: ${error.message}`);
+            }
+        }
+
+        async function updateStatus() {
+            const response = await fetch('/api/session_status');
+            const status = await response.json();
+            const statusDiv = document.getElementById('status');
+            statusDiv.className = `status ${status.active ? 'active' : 'inactive'}`;
+            statusDiv.textContent = status.active 
+                ? `Активная сессия: ${status.class_name}`
+                : 'Сессия не активна';
+        }
+        
+        setInterval(updateStatus, 3000);
+        updateStatus();
+    </script>
+</body>
+</html>