Updated with Heathrow

fetchtime/project/app.py

@@ -123,6 +123,37 @@ def firebase_write(airport):
 
     return firebase_write_status
 
+def heathrow():
+    airport = "LHR"
+    airport_api = "https://api-dp-prod.dp.heathrow.com/pihub/securitywaittime/ByTerminal/2"
+    headers = {"origin": "https://www.heathrow.com"}
+
+    # Use requests module to send a GET request to the airport API and retrieve waiting time information as JSON
+    response = requests.get(airport_api, headers=headers)
+    waitingtime = json.loads(response.text)
+
+    # Loop through data in the waiting time JSON until you find the relevant security checkpoint waiting time
+    for entry in waitingtime:
+        for measurement in entry['queueMeasurements']:
+            if measurement['name'] == 'maximumWaitTime':
+                numbers = measurement['value']
+                if isinstance(numbers, int):
+                    queue = numbers   # Assign a value to queue
+                else:
+                    print("Error: Information not found in the JSON data.")
+    # Get current UTC datetime and format as string
+    now_utc = datetime.utcnow()
+    timestamp = now_utc.strftime('%Y-%m-%dT%H:%M:%S')
+
+    # Call three other functions to write the retrieved waiting time data to a database, firebase, and to perform a healthcheck. Store the result of each function into corresponding variables
+    database_write_status = database_write(queue, timestamp, airport)
+    firebase_write_status = firebase_write(airport)
+    supabase_write_status = supabase_write(queue, timestamp, airport)
+    healthcheck_perform_status = healthcheck_perform(healthcheck)
+
+    # Print a completion message with the status results from the three previous function calls
+    print("Airport "+str(airport)+" was completed with the following status. Database: "+str(database_write_status)+". Firebase: "+str(firebase_write_status)+". Supabase: "+str(supabase_write_status)+". Healthcheck: "+str(healthcheck_perform_status)+". Queue is "+str(queue)+" at "+str(timestamp))
+
 # This function retrieves the waiting time at Frankfurt airport
 def frankfurt():
     # Define initial values