feat: ✨ latest backup api endpoint - /api/backups/latest

app.py

@@ -342,6 +342,23 @@ def delete_backup(backup_id):
     return redirect(url_for('backups'))
 
 
+@app.route('/api/backups/latest')
+def api_latest_backups():
+    """API endpoint to get the latest backup date and time for each instance."""
+    latest_backups = db.get_latest_backup_per_instance()
+    
+    # Format the response
+    result = []
+    for item in latest_backups:
+        result.append({
+            'instance_id': item['instance_id'],
+            'instance_name': item['instance_name'],
+            'latest_backup': item['latest_backup'].isoformat() if item['latest_backup'] else None
+        })
+    
+    return jsonify(result)
+
+
 if __name__ == '__main__':
     app.run(host='0.0.0.0', port=5000, debug=True)
 

database.py

@@ -279,4 +279,27 @@ class Database:
         except Error as e:
             logger.error(f"Error getting instance by ID: {e}")
             return None
+    
+    def get_latest_backup_per_instance(self) -> List[Dict[str, Any]]:
+        """Get the latest backup date and time for each instance."""
+        try:
+            with self.get_connection() as conn:
+                cursor = conn.cursor(dictionary=True)
+                cursor.execute("""
+                    SELECT 
+                        o.id as instance_id,
+                        o.name as instance_name,
+                        o.identifier as instance_identifier,
+                        MAX(b.uploaded_at) as latest_backup
+                    FROM opnsense_instances o
+                    LEFT JOIN backups b ON o.id = b.instance_id
+                    GROUP BY o.id, o.name, o.identifier
+                    ORDER BY o.name
+                """)
+                results = cursor.fetchall()
+                cursor.close()
+                return results
+        except Error as e:
+            logger.error(f"Error getting latest backup per instance: {e}")
+            return []