# Copyright 2024 Google LLC

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

# [START chat_quickstart]

from __future__ import print_function

import os.path

from google.auth.transport.requests import Request

from google.oauth2.credentials import Credentials

from google_auth_oauthlib.flow import InstalledAppFlow

from google.apps import chat_v1 as google_chat

# If modifying these scopes, delete the file token.json.

SCOPES = ['https://www.googleapis.com/auth/chat.spaces.readonly']

def main():

"""Shows basic usage of the Google Chat API.

"""

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:

# Create a client

client = google_chat.ChatServiceClient(

credentials = creds,

client_options = {

"scopes" : SCOPES

}

)

# Initialize request argument(s)

request = google_chat.ListSpacesRequest(

# Filter spaces by space type (SPACE or GROUP_CHAT or DIRECT_MESSAGE)

filter = 'space_type = "SPACE"'

)

# Make the request

page_result = client.list_spaces(request)

# Handle the response. Iterating over page_result will yield results and

# resolve additional pages automatically.

for response in page_result:

print(response)

except Exception as error:

# TODO(developer) - Handle errors from Chat API.

print(f'An error occurred: {error}')

if __name__ == '__main__':

main()

# [END chat_quickstart]