import datetime
import os.path

from google.auth.transport.requests import Request
from google.oauth2.credentials import Credentials
from google_auth_oauthlib.flow import InstalledAppFlow
from googleapiclient.discovery import build
from googleapiclient.errors import HttpError

# If modifying these scopes, delete the file token.json.
SCOPES = ["https://www.googleapis.com/auth/calendar.readonly"]


def main():
  """Shows basic usage of the Google Calendar API.
  Prints the start and name of the next 10 events on the user's calendar.
  """
  creds = None
  # The file token.json stores the user's access and refresh tokens, and is
  # created automatically when the authorization flow completes for the first
  # time.
  if os.path.exists("token.json"):
    creds = Credentials.from_authorized_user_file("token.json", SCOPES)
  # If there are no (valid) credentials available, let the user log in.
  if not creds or not creds.valid:
    if creds and creds.expired and creds.refresh_token:
      creds.refresh(Request())
    else:
      flow = InstalledAppFlow.from_client_secrets_file(
          "credentials.json", SCOPES
      )
      creds = flow.run_local_server(port=0)
    # Save the credentials for the next run
    with open("token.json", "w") as token:
      token.write(creds.to_json())

  try:
    service = build("calendar", "v3", credentials=creds)
   

    calendars_to_use = [\
#    "meneelyl@gmail.com",\
    "Family",\
#    "Tim Meneely2",\
#    "meneelyt@gmail.com",\
    "1532 Ingomar Heights Road",\
    "Vivienne",\
    "Benjamin",\
    "Madeline"\
    ]


    calendarids = []
    calendarsummaries = []
    calendar_list = (service.calendarList().list()).execute().get("items", [])
    for result in calendar_list:
        if result.get("summary",[]) in calendars_to_use:
            calendarids.append(result.get("id",[]))
            calendarsummaries.append(result.get("summary",[]))
        #print("result",result.get("summary",[]),result.get("id",[]))
    print("summaries",calendarsummaries)
    #print("first result",calendar_list[0])
    #print("first result",calendar_list[len(calendar_list)-1])
#result meneelyl@gmail.com meneelyl@gmail.com
#result Family family14345103599446093558@group.calendar.google.com
#result Meneely Birthdays fjlvq3dnhfvn76ihljocbrhrdc@group.calendar.google.com
#result Tim Meneely2 k7iohvqfspej540e37bqr1hkso@group.calendar.google.com
#result meneelyt@gmail.com meneelyt@gmail.com
#result 1532 Ingomar Heights Road 3a0104e2f97668033b30227726b79f48b9f341a84cd9fa57aa4e23851aee1750@group.calendar.google.com
#result Vivienne fb53f1ba30abe33a395cb3483aaba416675e2ac829e9e74ca25c10d4fae593c5@group.calendar.google.com
#result Benjamin ed47cdac4f626432af8c0d1956499d258d0365cf3fe6ee70ce73d7d478b0f1dd@group.calendar.google.com
#result Madeline c6eed2e9ec829d835357032a344d2f6894677a6e652d04345c73249cd9bff8fb@group.calendar.google.com



    # Call the Calendar API
    now = datetime.datetime.now(tz=datetime.timezone.utc).isoformat()
    print("Getting the upcoming 10 events")
    for i in range(0,len(calendarids)):
        #print("Calendar: ",i,calendarsummaries[i])
        events_result = (
            service.events()
            .list(
                calendarId=calendarids[i], #"family14345103599446093558@group.calendar.google.com", #"meneelyt@gmail.com", #"ed47cdac4f626432af8c0d1956499d258d0365cf3fe6ee70ce73d7d478b0f1dd@group.calendar.google.com", #"primary",
                timeMin=now,
                maxResults=10,
                singleEvents=True,
                orderBy="startTime",
            )
            .execute()
        )
        events = events_result.get("items", [])

        if not events:
          print("No upcoming events found.")
          return

        # Prints the start and name of the next 10 events
        for event in events:
          start = event["start"].get("dateTime", event["start"].get("date"))
          print(start, event["summary"],"(from "+calendarsummaries[i]+")")

  except HttpError as error:
    print(f"An error occurred: {error}")


if __name__ == "__main__":
  main()