# Copyright (c) Microsoft Corporation.

# Licensed under the MIT License.

# <ProgramSnippet>

import asyncio

import configparser

from msgraph.generated.models.o_data_errors.o_data_error import ODataError

from graph import Graph

async def main():

print('Python Graph App-Only Tutorial\n')

# Load settings

config = configparser.ConfigParser()

config.read(['config.cfg', 'config.dev.cfg'])

azure_settings = config['azure']

graph: Graph = Graph(azure_settings)

choice = -1

while choice != 0:

print('Please choose one of the following options:')

print('0. Exit')

print('1. Display access token')

print('2. List users')

print('3. Make a Graph call')

try:

choice = int(input())

except ValueError:

choice = -1

try:

if choice == 0:

print('Goodbye...')

elif choice == 1:

await display_access_token(graph)

elif choice == 2:

await list_users(graph)

elif choice == 3:

await make_graph_call(graph)

else:

print('Invalid choice!\n')

except ODataError as odata_error:

print('Error:')

if odata_error.error:

print(odata_error.error.code, odata_error.error.message)

# </ProgramSnippet>

# <DisplayAccessTokenSnippet>

async def display_access_token(graph: Graph):

token = await graph.get_app_only_token()

print('App-only token:', token, '\n')

# </DisplayAccessTokenSnippet>

# <ListUsersSnippet>

async def list_users(graph: Graph):

users_page = await graph.get_users()

# Output each users's details

if users_page and users_page.value:

for user in users_page.value:

print('User:', user.display_name)

print(' ID:', user.id)

print(' Email:', user.mail)

# If @odata.nextLink is present

more_available = users_page.odata_next_link is not None

print('\nMore users available?', more_available, '\n')

# </ListUsersSnippet>

# <MakeGraphCallSnippet>

async def make_graph_call(graph: Graph):

await graph.make_graph_call()

# </MakeGraphCallSnippet>

# Run main

asyncio.run(main())