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import sqlite3
import json
import os
from datetime import datetime
from typing import List, Dict, Optional
class NotesDatabase:
"""قاعدة بيانات بسيطة لحفظ الملاحظات والملخصات"""
def __init__(self, db_path: str = "lecture_notes.db"):
self.db_path = db_path
self.init_database()
def init_database(self):
"""إنشاء قاعدة البيانات والجداول"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
# جدول الملاحظات الرئيسي
cursor.execute('''
CREATE TABLE IF NOT EXISTS lecture_notes (
id INTEGER PRIMARY KEY AUTOINCREMENT,
title TEXT NOT NULL,
original_text TEXT NOT NULL,
translated_text TEXT,
summary TEXT,
key_points TEXT,
subject TEXT,
date_created TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
date_modified TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
audio_file_path TEXT,
language_detected TEXT,
target_language TEXT,
markers TEXT
)
''')
# جدول الملخصات السريعة
cursor.execute('''
CREATE TABLE IF NOT EXISTS quick_summaries (
id INTEGER PRIMARY KEY AUTOINCREMENT,
note_id INTEGER,
summary_type TEXT,
content TEXT,
date_created TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (note_id) REFERENCES lecture_notes (id)
)
''')
conn.commit()
def save_lecture_note(self, data: Dict) -> int:
"""حفظ ملاحظة محاضرة جديدة"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
cursor.execute('''
INSERT INTO lecture_notes
(title, original_text, translated_text, summary, key_points,
subject, audio_file_path, language_detected, target_language, markers)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
''', (
data.get('title', 'محاضرة جديدة'),
data.get('original_text', ''),
data.get('translated_text', ''),
data.get('summary', ''),
data.get('key_points', ''),
data.get('subject', ''),
data.get('audio_file_path', ''),
data.get('language_detected', ''),
data.get('target_language', ''),
json.dumps(data.get('markers', []))
))
note_id = cursor.lastrowid
conn.commit()
return note_id
def get_all_notes(self, limit: int = 50) -> List[Dict]:
"""استرجاع جميع الملاحظات"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
cursor.execute('''
SELECT * FROM lecture_notes
ORDER BY date_created DESC
LIMIT ?
''', (limit,))
columns = [description[0] for description in cursor.description]
notes = []
for row in cursor.fetchall():
note = dict(zip(columns, row))
# تحويل markers من JSON string إلى list
if note['markers']:
try:
note['markers'] = json.loads(note['markers'])
except:
note['markers'] = []
notes.append(note)
return notes
def get_note_by_id(self, note_id: int) -> Optional[Dict]:
"""استرجاع ملاحظة محددة بالـ ID"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
cursor.execute('SELECT * FROM lecture_notes WHERE id = ?', (note_id,))
row = cursor.fetchone()
if row:
columns = [description[0] for description in cursor.description]
note = dict(zip(columns, row))
if note['markers']:
try:
note['markers'] = json.loads(note['markers'])
except:
note['markers'] = []
return note
return None
def update_note(self, note_id: int, data: Dict) -> bool:
"""تحديث ملاحظة موجودة"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
# بناء query التحديث بناءً على البيانات الموجودة
update_fields = []
values = []
for field in ['title', 'summary', 'key_points', 'subject']:
if field in data:
update_fields.append(f"{field} = ?")
values.append(data[field])
if not update_fields:
return False
update_fields.append("date_modified = CURRENT_TIMESTAMP")
values.append(note_id)
query = f"UPDATE lecture_notes SET {', '.join(update_fields)} WHERE id = ?"
cursor.execute(query, values)
conn.commit()
return cursor.rowcount > 0
def delete_note(self, note_id: int) -> bool:
"""حذف ملاحظة"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
# حذف الملخصات المرتبطة أولاً
cursor.execute('DELETE FROM quick_summaries WHERE note_id = ?', (note_id,))
# ثم حذف الملاحظة
cursor.execute('DELETE FROM lecture_notes WHERE id = ?', (note_id,))
conn.commit()
return cursor.rowcount > 0
def search_notes(self, query: str) -> List[Dict]:
"""البحث في الملاحظات"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
search_query = f"%{query}%"
cursor.execute('''
SELECT * FROM lecture_notes
WHERE title LIKE ? OR original_text LIKE ?
OR translated_text LIKE ? OR summary LIKE ?
ORDER BY date_created DESC
''', (search_query, search_query, search_query, search_query))
columns = [description[0] for description in cursor.description]
notes = []
for row in cursor.fetchall():
note = dict(zip(columns, row))
if note['markers']:
try:
note['markers'] = json.loads(note['markers'])
except:
note['markers'] = []
notes.append(note)
return notes
def get_notes_by_subject(self, subject: str) -> List[Dict]:
"""استرجاع الملاحظات حسب المادة"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
cursor.execute('''
SELECT * FROM lecture_notes
WHERE subject = ?
ORDER BY date_created DESC
''', (subject,))
columns = [description[0] for description in cursor.description]
notes = []
for row in cursor.fetchall():
note = dict(zip(columns, row))
if note['markers']:
try:
note['markers'] = json.loads(note['markers'])
except:
note['markers'] = []
notes.append(note)
return notes
def get_subjects(self) -> List[str]:
"""استرجاع قائمة المواد الدراسية"""
with sqlite3.connect(self.db_path) as conn:
cursor = conn.cursor()
cursor.execute('''
SELECT DISTINCT subject FROM lecture_notes
WHERE subject IS NOT NULL AND subject != ''
ORDER BY subject
''')
return [row[0] for row in cursor.fetchall()]
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