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# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
import sys
import traceback
from datetime import datetime
from aiohttp import web
from aiohttp.web import Request, Response, json_response
from botbuilder.core import (
BotFrameworkAdapterSettings,
TurnContext,
BotFrameworkAdapter,
)
from botbuilder.core.integration import aiohttp_error_middleware
from botbuilder.schema import Activity, ActivityTypes
from bots import EchoBot
from config import DefaultConfig
CONFIG = DefaultConfig()
# Create adapter.
# See https://aka.ms/about-bot-adapter to learn more about how bots work.
SETTINGS = BotFrameworkAdapterSettings(CONFIG.APP_ID, CONFIG.APP_PASSWORD)
ADAPTER = BotFrameworkAdapter(SETTINGS)
# Catch-all for errors.
async def on_error(context: TurnContext, error: Exception):
# This check writes out errors to console log .vs. app insights.
# NOTE: In production environment, you should consider logging this to Azure
# application insights.
print(f"\n [on_turn_error] unhandled error: {error}", file=sys.stderr)
traceback.print_exc()
# Send a message to the user
await context.send_activity("The bot encountered an error or bug.")
await context.send_activity(
"To continue to run this bot, please fix the bot source code."
)
# Send a trace activity if we're talking to the Bot Framework Emulator
if context.activity.channel_id == "emulator":
# Create a trace activity that contains the error object
trace_activity = Activity(
label="TurnError",
name="on_turn_error Trace",
timestamp=datetime.utcnow(),
type=ActivityTypes.trace,
value=f"{error}",
value_type="https://www.botframework.com/schemas/error",
)
# Send a trace activity, which will be displayed in Bot Framework Emulator
await context.send_activity(trace_activity)
ADAPTER.on_turn_error = on_error
# Create the Bot
BOT = EchoBot()
# Listen for incoming requests on /api/messages
async def messages(req: Request) -> Response:
# Main bot message handler.
if "application/json" in req.headers["Content-Type"]:
body = await req.json()
else:
return Response(status=415)
activity = Activity().deserialize(body)
auth_header = req.headers["Authorization"] if "Authorization" in req.headers else ""
response = await ADAPTER.process_activity(activity, auth_header, BOT.on_turn)
if response:
return json_response(data=response.body, status=response.status)
return Response(status=201)
APP = web.Application(middlewares=[aiohttp_error_middleware])
APP.router.add_post("/api/messages", messages)
if __name__ == "__main__":
try:
web.run_app(APP, host="localhost", port=CONFIG.PORT)
except Exception as error:
raise error
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