import requests
from utils import nextMonday

API_KEY = 'AIzaSyBoBHzeQFgR7O-NlNsuHXQcC1B7ccEHpl8'
url = "https://routes.googleapis.com/directions/v2:computeRoutes"


def travel_time(origin_lat:float, origin_lon:float, dest_lat:float, dest_lon:float):   
   monday9am = nextMonday()

   header = {
      "X-Goog-Api-Key": API_KEY,
      "Content-Type": "application/json",
      "X-Goog-FieldMask": "routes.distanceMeters,routes.duration,routes.staticDuration,routes.legs.stepsOverview",
   }

   body = {
   "origin":{
      "location":{
         "latLng":{
         "latitude": origin_lat,
         "longitude": origin_lon
         }
      }
   },
   "destination":{
      "location":{
         "latLng":{
         "latitude": dest_lat,
         "longitude": dest_lon
         }
      }
   },
   "travelMode": "TRANSIT",
   # "2023-10-15T15:01:23.045123456Z"
   "departureTime": monday9am.strftime("%Y-%m-%dT%H:%M:%S.%fZ"),
   "computeAlternativeRoutes": False,
   #   "routeModifiers": {
   #     "avoidTolls": false,
   #     "avoidHighways": false,
   #     "avoidFerries": false
   #   },
   "languageCode": "en-US",
   "units": "METRIC"
   }

   r = requests.post(url, json=body, headers=header)
   if r.status_code == 200:
      return r.json()
   
   raise Exception(r.json())

if __name__ == "__main__":
   origin = 51.5635664310333, -0.1107173751570373 # home
   dest = 51.50475678313417, 0.04915321000190009 # london city airport
   d = travel_time(origin[0], origin[1], dest[0], dest[1])
   import json
   with open('code/json/routing_routeapi2.json', 'w') as f:
      json.dump(d, f)