update gas providers

2026-03-02 14:41:27 +01:00
parent bac25fa944
commit ba6683ceea
5 changed files with 58390 additions and 43 deletions
--- a/copy_energy_prices_tommorow.py
+++ b/copy_energy_prices_tommorow.py
@@ -0,0 +1,93 @@
+import mysql.connector
+import sys
+from mysql.connector import Error
+
+def copy_tomorrow_data():
+    source_conn = None
+    dest_conn = None
+
+    # ---- Gegevens voor de BRON (alfen) ----
+    source_db_config = {
+        'host': '127.0.0.1',
+        'database': 'alfen',
+        'user': 'alfen_user',
+        'password': '5uVgr%f%s2P5GR@3q!',
+        'port': 3307
+    }
+
+    # ---- Gegevens voor de BESTEMMING (energy_prices) ----
+    dest_db_config = {
+        'host': '127.0.0.1',         
+        'database': 'energy_prices',
+        'user': 'energy_prices_user',
+        'password': 'kS9R*xp17ZwCD@CV&E^N',
+        'port': 3307                                         
+    }
+
+    try:
+        source_conn = mysql.connector.connect(**source_db_config)
+        dest_conn = mysql.connector.connect(**dest_db_config)
+
+        if source_conn.is_connected() and dest_conn.is_connected():
+            source_cursor = source_conn.cursor(dictionary=True)
+            dest_cursor = dest_conn.cursor()
+
+            # 1. Maak de doeltabel aan als deze niet bestaat
+            # Let op: UNIQUE KEY op datetime is nodig voor ON DUPLICATE KEY UPDATE
+            create_table_query = """
+            CREATE TABLE IF NOT EXISTS dynamic_price_data_tommorow (
+                id INT AUTO_INCREMENT PRIMARY KEY,
+                datetime DATETIME NOT NULL,
+                price DECIMAL(10, 4) NOT NULL,
+                UNIQUE KEY unique_datetime (datetime)
+            ) ENGINE=InnoDB;
+            """
+            dest_cursor.execute(create_table_query)
+
+            # 2. Data ophalen uit de bron (alfen)
+            print("Data selecteren uit bron...")
+            select_query = """
+            SELECT datetime, price 
+            FROM dynamic_price_data_tommorow 
+            WHERE DATE(datetime) = CURDATE() + INTERVAL 1 DAY
+            """
+            source_cursor.execute(select_query)
+            rows_to_copy = source_cursor.fetchall()
+
+            if not rows_to_copy:
+                print("Geen data voor morgen gevonden in de bron.")
+                return
+
+            # --- NIEUW: Eerst de doeltabel leegmaken ---
+            print("Oude data verwijderen uit bestemming...")
+            dest_cursor.execute("DELETE FROM dynamic_price_data_tommorow")
+            # ------------------------------------------
+
+            # 3. Data invoeren in de bestemming
+            insert_query = """
+            INSERT INTO dynamic_price_data_tommorow (datetime, price) 
+            VALUES (%s, %s) 
+            """
+            
+            # We hebben ON DUPLICATE KEY UPDATE niet meer strikt nodig als we net DELETE hebben gedaan,
+            # maar het kan geen kwaad om het simpel te houden.
+            
+            rows_data = [(row['datetime'], row['price']) for row in rows_to_copy]
+            dest_cursor.executemany(insert_query, rows_data)
+
+            dest_conn.commit()
+            print(f"Succes! {len(rows_data)} rijen vers gekopieerd.")
+    except Error as e:
+        print(f"Fout tijdens proces: {e}", file=sys.stderr)
+        sys.exit(1)
+        
+    finally:
+        if source_conn and source_conn.is_connected():
+            source_cursor.close()
+            source_conn.close()
+        if dest_conn and dest_conn.is_connected():
+            dest_cursor.close()
+            dest_conn.close()
+
+if __name__ == "__main__":
+    copy_tomorrow_data()