Create models.py (Database Models)

models.py (Database Models)

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+"""
+Database models for ThutoAI School Integration
+"""
+from datetime import datetime
+import sqlite3
+import os
+
+class DatabaseManager:
+    def __init__(self, db_path="thutoai_school.db"):
+        self.db_path = db_path
+        self.init_database()
+    
+    def get_connection(self):
+        return sqlite3.connect(self.db_path)
+    
+    def init_database(self):
+        """Initialize the database with all required tables"""
+        conn = self.get_connection()
+        cursor = conn.cursor()
+        
+        # Students table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS students (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                student_id TEXT UNIQUE NOT NULL,
+                name TEXT NOT NULL,
+                email TEXT,
+                grade_level TEXT,
+                class_section TEXT,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        ''')
+        
+        # Announcements table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS announcements (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                title TEXT NOT NULL,
+                content TEXT NOT NULL,
+                priority TEXT DEFAULT 'normal',
+                target_audience TEXT DEFAULT 'all',
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                expires_at TIMESTAMP,
+                is_active BOOLEAN DEFAULT 1
+            )
+        ''')
+        
+        # Examinations table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS examinations (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                exam_name TEXT NOT NULL,
+                subject TEXT NOT NULL,
+                exam_date DATE NOT NULL,
+                exam_time TIME,
+                duration_minutes INTEGER,
+                location TEXT,
+                grade_level TEXT,
+                instructions TEXT,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        ''')
+        
+        # Tests/Assignments table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS tests_assignments (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                title TEXT NOT NULL,
+                subject TEXT NOT NULL,
+                type TEXT NOT NULL, -- 'test', 'assignment', 'quiz', 'project'
+                due_date DATE NOT NULL,
+                due_time TIME,
+                description TEXT,
+                grade_level TEXT,
+                total_marks INTEGER,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        ''')
+        
+        # Grades table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS grades (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                student_id TEXT NOT NULL,
+                subject TEXT NOT NULL,
+                assessment_type TEXT NOT NULL, -- 'test', 'exam', 'assignment', 'quiz'
+                assessment_name TEXT NOT NULL,
+                marks_obtained REAL NOT NULL,
+                total_marks REAL NOT NULL,
+                percentage REAL NOT NULL,
+                grade_letter TEXT,
+                date_recorded DATE NOT NULL,
+                teacher_comments TEXT,
+                FOREIGN KEY (student_id) REFERENCES students (student_id)
+            )
+        ''')
+        
+        # School Events table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS school_events (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                event_name TEXT NOT NULL,
+                event_date DATE NOT NULL,
+                event_time TIME,
+                location TEXT,
+                description TEXT,
+                event_type TEXT, -- 'holiday', 'sports', 'cultural', 'academic'
+                is_holiday BOOLEAN DEFAULT 0,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        ''')
+        
+        # Admin Users table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS admin_users (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                username TEXT UNIQUE NOT NULL,
+                password_hash TEXT NOT NULL,
+                full_name TEXT NOT NULL,
+                email TEXT,
+                role TEXT DEFAULT 'admin', -- 'admin', 'teacher', 'principal'
+                is_active BOOLEAN DEFAULT 1,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                last_login TIMESTAMP
+            )
+        ''')
+        
+        # Syllabus table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS syllabus (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                subject TEXT NOT NULL,
+                grade_level TEXT NOT NULL,
+                chapter_number INTEGER,
+                chapter_title TEXT NOT NULL,
+                topics TEXT NOT NULL, -- JSON array of topics
+                learning_objectives TEXT,
+                duration_weeks INTEGER,
+                resources TEXT, -- JSON array of resources/books
+                assessment_methods TEXT,
+                created_by TEXT NOT NULL,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                is_active BOOLEAN DEFAULT 1
+            )
+        ''')
+        
+        # Timetable table
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS timetable (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                class_section TEXT NOT NULL, -- e.g., "10-A", "11-B"
+                day_of_week TEXT NOT NULL, -- 'Monday', 'Tuesday', etc.
+                period_number INTEGER NOT NULL,
+                start_time TIME NOT NULL,
+                end_time TIME NOT NULL,
+                subject TEXT NOT NULL,
+                teacher_name TEXT,
+                room_number TEXT,
+                created_by TEXT NOT NULL,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                is_active BOOLEAN DEFAULT 1
+            )
+        ''')
+        
+        # File Uploads table (for syllabus documents, etc.)
+        cursor.execute('''
+            CREATE TABLE IF NOT EXISTS file_uploads (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                filename TEXT NOT NULL,
+                original_filename TEXT NOT NULL,
+                file_path TEXT NOT NULL,
+                file_type TEXT NOT NULL, -- 'syllabus', 'timetable', 'announcement'
+                file_size INTEGER,
+                uploaded_by TEXT NOT NULL,
+                related_id INTEGER, -- ID of related record (syllabus, announcement, etc.)
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        ''')
+        
+        conn.commit()
+        conn.close()
+        print("Database initialized successfully!")
+    
+    def add_sample_data(self):
+        """Add sample data for testing"""
+        conn = self.get_connection()
+        cursor = conn.cursor()
+        
+        # Sample announcements
+        announcements = [
+            ("Important: Mid-term Exam Schedule Released", 
+             "The mid-term examination schedule has been posted. Please check your exam dates and prepare accordingly. All exams will be held in the main examination hall.", 
+             "high", "all"),
+            ("Library Hours Extended", 
+             "Due to upcoming exams, library hours have been extended until 8 PM on weekdays.", 
+             "normal", "all"),
+            ("Sports Day Registration Open", 
+             "Registration for annual sports day is now open. Last date for registration: March 15th.", 
+             "normal", "all")
+        ]
+        
+        cursor.executemany('''
+            INSERT OR IGNORE INTO announcements (title, content, priority, target_audience)
+            VALUES (?, ?, ?, ?)
+        ''', announcements)
+        
+        # Sample examinations
+        examinations = [
+            ("Mid-term Mathematics", "Mathematics", "2024-03-20", "09:00", 180, "Hall A", "Grade 10", "Bring calculator and geometry box"),
+            ("Mid-term Physics", "Physics", "2024-03-22", "09:00", 180, "Hall B", "Grade 10", "Formula sheet will be provided"),
+            ("Mid-term Chemistry", "Chemistry", "2024-03-25", "09:00", 180, "Hall A", "Grade 10", "Periodic table will be provided")
+        ]
+        
+        cursor.executemany('''
+            INSERT OR IGNORE INTO examinations (exam_name, subject, exam_date, exam_time, duration_minutes, location, grade_level, instructions)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?)
+        ''', examinations)
+        
+        # Sample tests/assignments
+        tests = [
+            ("Chapter 5 Quiz", "Mathematics", "quiz", "2024-03-15", "10:00", "Quadratic equations quiz", "Grade 10", 20),
+            ("Physics Lab Report", "Physics", "assignment", "2024-03-18", "23:59", "Submit pendulum experiment report", "Grade 10", 25),
+            ("Chemistry Unit Test", "Chemistry", "test", "2024-03-16", "11:00", "Atomic structure and bonding", "Grade 10", 50)
+        ]
+        
+        cursor.executemany('''
+            INSERT OR IGNORE INTO tests_assignments (title, subject, type, due_date, due_time, description, grade_level, total_marks)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?)
+        ''', tests)
+        
+        # Sample student
+        cursor.execute('''
+            INSERT OR IGNORE INTO students (student_id, name, email, grade_level, class_section)
+            VALUES (?, ?, ?, ?, ?)
+        ''', ("STU001", "John Doe", "[email protected]", "Grade 10", "10-A"))
+        
+        # Sample grades
+        grades = [
+            ("STU001", "Mathematics", "test", "Algebra Test", 85, 100, 85.0, "A", "2024-02-15", "Excellent work!"),
+            ("STU001", "Physics", "quiz", "Motion Quiz", 18, 20, 90.0, "A+", "2024-02-20", "Great understanding"),
+            ("STU001", "Chemistry", "assignment", "Lab Report 1", 22, 25, 88.0, "A", "2024-02-25", "Good analysis")
+        ]
+        
+        cursor.executemany('''
+            INSERT OR IGNORE INTO grades (student_id, subject, assessment_type, assessment_name, marks_obtained, total_marks, percentage, grade_letter, date_recorded, teacher_comments)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+        ''', grades)
+        
+        # Sample events
+        events = [
+            ("Spring Break", "2024-03-30", "00:00", "School", "Spring holidays begin", "holiday", 1),
+            ("Science Fair", "2024-04-15", "09:00", "School Auditorium", "Annual science exhibition", "academic", 0),
+            ("Sports Day", "2024-04-20", "08:00", "School Ground", "Annual sports competition", "sports", 0)
+        ]
+        
+        cursor.executemany('''
+            INSERT OR IGNORE INTO school_events (event_name, event_date, event_time, location, description, event_type, is_holiday)
+            VALUES (?, ?, ?, ?, ?, ?, ?)
+        ''', events)
+        
+        # Sample admin user (password: admin123)
+        import hashlib
+        password_hash = hashlib.sha256("admin123".encode()).hexdigest()
+        cursor.execute('''
+            INSERT OR IGNORE INTO admin_users (username, password_hash, full_name, email, role)
+            VALUES (?, ?, ?, ?, ?)
+        ''', ("admin", password_hash, "School Administrator", "[email protected]", "admin"))
+        
+        # Sample syllabus data
+        syllabus_data = [
+            ("Mathematics", "Grade 10", 1, "Algebra Fundamentals", 
+             '["Linear equations", "Quadratic equations", "Polynomials", "Factoring"]',
+             "Students will understand and solve algebraic equations", 4,
+             '["NCERT Mathematics Grade 10", "RD Sharma", "Online Khan Academy"]',
+             "Tests, Assignments, Projects", "admin"),
+            ("Physics", "Grade 10", 1, "Light and Reflection",
+             '["Laws of reflection", "Mirrors", "Refraction", "Lenses"]',
+             "Understanding light behavior and optical instruments", 3,
+             '["NCERT Physics Grade 10", "HC Verma", "Lab experiments"]',
+             "Practical exams, Theory tests", "admin"),
+            ("Chemistry", "Grade 10", 1, "Acids, Bases and Salts",
+             '["Properties of acids", "Properties of bases", "pH scale", "Salt formation"]',
+             "Chemical properties and reactions of acids and bases", 3,
+             '["NCERT Chemistry Grade 10", "Lab manual"]',
+             "Lab reports, Unit tests", "admin")
+        ]
+        
+        cursor.executemany('''
+            INSERT OR IGNORE INTO syllabus (subject, grade_level, chapter_number, chapter_title, topics, learning_objectives, duration_weeks, resources, assessment_methods, created_by)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+        ''', syllabus_data)
+        
+        # Sample timetable data for Grade 10-A
+        timetable_data = [
+            ("10-A", "Monday", 1, "09:00", "09:45", "Mathematics", "Mr. Smith", "Room 101", "admin"),
+            ("10-A", "Monday", 2, "09:45", "10:30", "Physics", "Ms. Johnson", "Room 201", "admin"),
+            ("10-A", "Monday", 3, "10:45", "11:30", "Chemistry", "Dr. Brown", "Lab 1", "admin"),
+            ("10-A", "Monday", 4, "11:30", "12:15", "English", "Mrs. Davis", "Room 102", "admin"),
+            ("10-A", "Monday", 5, "13:00", "13:45", "History", "Mr. Wilson", "Room 103", "admin"),
+            ("10-A", "Monday", 6, "13:45", "14:30", "Physical Education", "Coach Miller", "Gym", "admin"),
+            
+            ("10-A", "Tuesday", 1, "09:00", "09:45", "Physics", "Ms. Johnson", "Room 201", "admin"),
+            ("10-A", "Tuesday", 2, "09:45", "10:30", "Mathematics", "Mr. Smith", "Room 101", "admin"),
+            ("10-A", "Tuesday", 3, "10:45", "11:30", "English", "Mrs. Davis", "Room 102", "admin"),
+            ("10-A", "Tuesday", 4, "11:30", "12:15", "Chemistry", "Dr. Brown", "Lab 1", "admin"),
+            ("10-A", "Tuesday", 5, "13:00", "13:45", "Computer Science", "Mr. Tech", "Computer Lab", "admin"),
+            ("10-A", "Tuesday", 6, "13:45", "14:30", "Art", "Ms. Creative", "Art Room", "admin"),
+        ]
+        
+        cursor.executemany('''
+            INSERT OR IGNORE INTO timetable (class_section, day_of_week, period_number, start_time, end_time, subject, teacher_name, room_number, created_by)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
+        ''', timetable_data)
+        
+        conn.commit()
+        conn.close()
+        print("Sample data added successfully!")
+
+# Initialize database when module is imported
+if __name__ == "__main__":
+    db = DatabaseManager()
+    db.add_sample_data()