"""Presentation message handler."""
from .....messaging.base_handler import (
BaseHandler,
BaseResponder,
RequestContext,
)
from ..manager import PresentationManager
from ..messages.presentation import Presentation
from .....utils.tracing import trace_event, get_timer
[docs]class PresentationHandler(BaseHandler):
"""Message handler class for presentations."""
[docs] async def handle(self, context: RequestContext, responder: BaseResponder):
"""
Message handler logic for presentations.
Args:
context: request context
responder: responder callback
"""
r_time = get_timer()
self._logger.debug("PresentationHandler called with context %s", context)
assert isinstance(context.message, Presentation)
self._logger.info(
"Received presentation message: %s",
context.message.serialize(as_string=True),
)
presentation_manager = PresentationManager(context)
presentation_exchange_record = await presentation_manager.receive_presentation()
r_time = trace_event(
context.settings,
context.message,
outcome="PresentationHandler.handle.END",
perf_counter=r_time,
)
if context.settings.get("debug.auto_verify_presentation"):
await presentation_manager.verify_presentation(presentation_exchange_record)
trace_event(
context.settings,
presentation_exchange_record,
outcome="PresentationHandler.handle.VERIFY",
perf_counter=r_time,
)