updated print module

py_app/app/print_module.py

@@ -0,0 +1,99 @@
+import mariadb
+from flask import current_app
+
+def get_db_connection():
+    """Get database connection using external server configuration"""
+    settings_file = current_app.instance_path + '/external_server.conf'
+    settings = {}
+    with open(settings_file, 'r') as f:
+        for line in f:
+            key, value = line.strip().split('=', 1)
+            settings[key] = value
+    return mariadb.connect(
+        user=settings['username'],
+        password=settings['password'],
+        host=settings['server_domain'],
+        port=int(settings['port']),
+        database=settings['database_name']
+    )
+
+def get_unprinted_orders_data(limit=100):
+    """
+    Retrieve unprinted orders from the database for display
+    Returns list of order dictionaries where printed_labels != 1
+    """
+    try:
+        conn = get_db_connection()
+        cursor = conn.cursor()
+        
+        # Check if printed_labels column exists
+        cursor.execute("SHOW COLUMNS FROM order_for_labels LIKE 'printed_labels'")
+        column_exists = cursor.fetchone()
+        
+        if column_exists:
+            # Use printed_labels column
+            cursor.execute("""
+                SELECT id, comanda_productie, cod_articol, descr_com_prod, cantitate,
+                       com_achiz_client, nr_linie_com_client, customer_name,
+                       customer_article_number, open_for_order, line_number,
+                       printed_labels, created_at, updated_at
+                FROM order_for_labels 
+                WHERE printed_labels != 1
+                ORDER BY created_at DESC 
+                LIMIT %s
+            """, (limit,))
+        else:
+            # Fallback: get all orders if no printed_labels column
+            cursor.execute("""
+                SELECT id, comanda_productie, cod_articol, descr_com_prod, cantitate,
+                       com_achiz_client, nr_linie_com_client, customer_name,
+                       customer_article_number, open_for_order, line_number,
+                       created_at, updated_at
+                FROM order_for_labels 
+                ORDER BY created_at DESC 
+                LIMIT %s
+            """, (limit,))
+        
+        orders = []
+        for row in cursor.fetchall():
+            if column_exists:
+                orders.append({
+                    'id': row[0],
+                    'comanda_productie': row[1],
+                    'cod_articol': row[2],
+                    'descr_com_prod': row[3],
+                    'cantitate': row[4],
+                    'com_achiz_client': row[5],
+                    'nr_linie_com_client': row[6],
+                    'customer_name': row[7],
+                    'customer_article_number': row[8],
+                    'open_for_order': row[9],
+                    'line_number': row[10],
+                    'printed_labels': row[11],
+                    'created_at': row[12],
+                    'updated_at': row[13]
+                })
+            else:
+                orders.append({
+                    'id': row[0],
+                    'comanda_productie': row[1],
+                    'cod_articol': row[2],
+                    'descr_com_prod': row[3],
+                    'cantitate': row[4],
+                    'com_achiz_client': row[5],
+                    'nr_linie_com_client': row[6],
+                    'customer_name': row[7],
+                    'customer_article_number': row[8],
+                    'open_for_order': row[9],
+                    'line_number': row[10],
+                    'printed_labels': 0,  # Default to not printed
+                    'created_at': row[11],
+                    'updated_at': row[12]
+                })
+            
+        conn.close()
+        return orders
+        
+    except Exception as e:
+        print(f"Error retrieving unprinted orders: {e}")
+        return []