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refactor: add call strategies, cleanup transfer events

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This commit is contained in:
Sabiha Khan 2026-02-26 16:30:11 +05:30
parent e1d8b52b42
commit 99ebede3e3
9 changed files with 154 additions and 177 deletions
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18
api/services/pipecat/transport_setup.py
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@ -6,6 +6,14 @@ from api.constants import APP_ROOT_DIR
from api.db import db_client
from api.enums import OrganizationConfigurationKey
from api.services.pipecat.audio_config import AudioConfig
from api.services.telephony.providers.ari_call_strategies import (
ARIBridgeSwapStrategy,
ARIHangupStrategy,
)
from api.services.telephony.providers.twilio_call_strategies import (
TwilioConferenceStrategy,
TwilioHangupStrategy,
)
from pipecat.audio.mixers.silence_mixer import SilenceAudioMixer
from pipecat.audio.mixers.soundfile_mixer import SoundfileMixer
from pipecat.serializers.asterisk import AsteriskFrameSerializer
@ -54,12 +62,17 @@ async def create_twilio_transport(
raise ValueError(
f"Incomplete Twilio configuration for organization {organization_id}"
)
# Create strategy instances
transfer_strategy = TwilioConferenceStrategy()
hangup_strategy = TwilioHangupStrategy()
serializer = TwilioFrameSerializer(
stream_sid=stream_sid,
call_sid=call_sid,
account_sid=account_sid,
auth_token=auth_token,
transfer_strategy=transfer_strategy,
hangup_strategy=hangup_strategy,
)
return FastAPIWebsocketTransport(
@ -178,12 +191,17 @@ async def create_ari_transport(
f"Incomplete ARI configuration for organization {organization_id}. "
f"Required: ari_endpoint, app_name, app_password"
)
# Create strategy instances
transfer_strategy = ARIBridgeSwapStrategy()
hangup_strategy = ARIHangupStrategy()
serializer = AsteriskFrameSerializer(
channel_id=channel_id,
ari_endpoint=ari_endpoint,
app_name=app_name,
app_password=app_password,
transfer_strategy=transfer_strategy,
hangup_strategy=hangup_strategy,
params=AsteriskFrameSerializer.InputParams(
asterisk_sample_rate=audio_config.transport_in_sample_rate,
sample_rate=audio_config.pipeline_sample_rate,