undefined is teruggekeert in Flask

src/py/script/par_events.py

@@ -1,64 +1,25 @@
-import requests
-import time
+import json
 
-from db_connect import database_connect
+from paho.mqtt import subscribe
 
-def fetch_and_display_all(url, access_token, repeat_count=5):
-    for _ in range(repeat_count):
-        try:
-            headers = {
-                "Authorization": f"Token {access_token}"
-            }
-            response = requests.get(url, headers=headers)
-            response.raise_for_status()
+def on_message(client, userdata, message):
+    payload_str = message.payload.decode("utf-8")
+    data = json.loads(payload_str)
 
-            data = response.json()
-            print(f"Data from {url}:")
-            print(data)
-            load_data(data)
+    device_322_value = None
+    device_256_value = None
 
-        except requests.exceptions.RequestException as e:
-            print(f"Error fetching data from {url}: {e}")
+    for key in data["results"]:
+        if key["device"] == 322:
+            device_322_value = key["value"]
+        elif key["device"] == 256:
+            device_256_value = key["value"]
 
-        print("Waiting for the next retrieval action...")
+    print(f"Device 322 value: {device_322_value}")
+    print(f"Device 256 value: {device_256_value}")
 
-        time.sleep(1)  # Time here is in seconds.
-
-
-def load_data(data):
-    mydb = database_connect()
-    if mydb.is_connected():
-        mycursor = mydb.cursor()
-
-        # Here you need to adjust the correct column names and data formats based on the API response
-        insert_query = """
-        INSERT INTO goodgarden.par_events (timestamp, gateway_receive_time, device, value)
-        VALUES (%s, %s, %s, %s)
-        """
-        for record in data['results']:
-            timestamp = record.get('timestamp', '')
-            gateway_receive_time = record.get('gateway_receive_time', '')
-            device = record.get('device', '')
-            value = record.get('value', '')
-
-            print(f"Inserting data: timestamp={timestamp}, gateway_receive_time={gateway_receive_time}, device={device}, value={value}")
-
-            # Execute the query
-            mycursor.execute(insert_query, (timestamp, gateway_receive_time, device, value))
-
-        # Commit the changes
-        mydb.commit()
-
-        # Close cursor and connection
-        mycursor.close()
-        mydb.close()
-
-        print("Data inserted into the database.")
+    print(f"Message received on topic {message.topic}: {data}")
 
 if __name__ == "__main__":
-    url =  "https://garden.inajar.nl/api/par_events/?format=json"
-    access_token = "33bb3b42452306c58ecedc3c86cfae28ba22329c"  
-    # You can change the repeat_count to control how many times you want to repeat the process
-    repeat_count = 10
-    
-    fetch_and_display_all(url, access_token, repeat_count)
+    topic = "goodgarden/par_events"
+    subscribe.callback(on_message, topic)