Create db_operations.py

database/db_operations.py

@@ -0,0 +1,40 @@
+# database/db_operations.py
+
+import json
+import logging
+from typing import List, Tuple
+from .db_manager import DatabaseManager
+
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+def adicionar_lote_questoes(db: DatabaseManager, questoes: list) -> Tuple[bool, str]:
+    """Adiciona várias questões de uma vez"""
+    try:
+        conn = db.get_connection()
+        cursor = conn.cursor()
+        
+        for questao in questoes:
+            cursor.execute('''
+            INSERT INTO previous_questions
+            (year, area, question_text, options, correct_answer, 
+             explanation, difficulty, references, tags)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
+            ''', (
+                questao.get('year'),
+                questao.get('area'),
+                questao.get('question_text'),
+                json.dumps(questao.get('options', {})),
+                questao.get('correct_answer'),
+                questao.get('explanation'),
+                questao.get('difficulty', 'medium'),
+                json.dumps(questao.get('references', [])),
+                json.dumps(questao.get('tags', []))
+            ))
+        
+        conn.commit()
+        logger.info(f"Adicionadas {len(questoes)} questões com sucesso")
+        return True, "Questões adicionadas com sucesso"
+    except Exception as e:
+        logger.error(f"Erro ao adicionar questões: {e}")
+        return False, f"Erro ao adicionar questões: {str(e)}"