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import asyncio
import os
import sys
from urllib.parse import urlparse
from gql import Client, gql
from gql.transport.aiohttp import AIOHTTPTransport
from gql.transport.appsync_auth import AppSyncIAMAuthentication
# Uncomment the following lines to enable debug output
# import logging
# logging.basicConfig(level=logging.DEBUG)
async def main():
# Should look like:
# https://XXXXXXXXXXXXXXXXXXXXXXXXXX.appsync-api.REGION.amazonaws.com/graphql
url = os.environ.get("AWS_GRAPHQL_API_ENDPOINT")
if url is None:
print("Missing environment variables")
sys.exit()
# Extract host from url
host = str(urlparse(url).netloc)
auth = AppSyncIAMAuthentication(host=host)
transport = AIOHTTPTransport(url=url, auth=auth)
async with Client(
transport=transport,
fetch_schema_from_transport=False,
) as session:
query = gql(
"""
mutation createMessage($message: String!) {
createMessage(input: {message: $message}) {
id
message
createdAt
}
}"""
)
query.variable_values = {"message": "Hello world!"}
result = await session.execute(query)
print(result)
asyncio.run(main())
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