adision de bases para trabajo completo de back-v1.0.0

app/helpers/db_adapter.py

@@ -0,0 +1,42 @@
+from typing import List, Dict
+from database import sessionLocal
+from app.modules.edos.models import EDOS
+
+class DBAdapter:
+    """ Adapter: insert cleen data on a db"""
+
+    def __inti__(self):
+        self.db = sessionLocal()
+
+    def insert_filtered_data(self, mapped_rows: List[Dict]) -> Dict:
+        """ Insert only data filtered and mapped"""
+        results = {
+            'total_processed': len(mapped_rows),
+            'inserted': 0,
+            'errors': [],
+            'duplicates_skiped': 0
+        }
+        for row in mapped_rows:
+            try: 
+                #verified dupled data
+                existing = self.db.query(EDOS).filter_by(
+                    unique_field=row.get('unique_field')
+                ).first()
+
+                if existing:
+                    results['duplicates_skiped'] += 1
+                    continue
+
+                instance = EDOS(**row)
+                self.db.add(instance)
+                self.db.commit()
+                results['inserted'] += 1
+            except Exception as e:
+                self.db.rollback()
+                results['errors'].append({
+                    'row': row,
+                    'error': str(e)
+                })
+            self.db.close()
+            return results
+