Robert Helewka
63f1a270bb
Adds read-only access to persisted call records for the dashboard and implements a client for the Rhema text-to-speech service. - api/call_history.py: New router providing paged call lists and detailed call records with transcript metadata. - services/tts.py: Async client for OpenAI-compatible TTS endpoints (Rhema/Kokoro) used for call-flow steps.
71 lines
2.6 KiB
Python
71 lines
2.6 KiB
Python
"""
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Call Persistence — Writes completed calls and their transcript chunks
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to the database when CallManager.end_call() fires.
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"""
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import logging
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import uuid
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from datetime import datetime
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from db.database import CallRecord, TranscriptChunk, get_session_factory
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from models.call import ActiveCall, CallStatus
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logger = logging.getLogger(__name__)
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async def persist_call_on_end(call: ActiveCall, final_status: CallStatus) -> None:
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"""Insert a CallRecord and any transcript chunks for `call`.
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Wired into CallManager via _on_call_ended in gateway.start().
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"""
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try:
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async with get_session_factory()() as session:
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record = CallRecord(
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id=call.id,
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direction=call.direction,
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remote_number=call.remote_number,
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status=final_status.value,
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mode=call.mode.value,
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intent=call.intent,
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started_at=call.started_at,
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ended_at=datetime.now(),
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duration=int(call.duration),
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hold_time=int(call.hold_time),
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device_used=call.device,
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call_flow_id=call.call_flow_id,
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classification_timeline=[
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{
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"timestamp": c.timestamp,
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"audio_type": c.audio_type.value,
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"confidence": c.confidence,
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}
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for c in call.classification_history
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],
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metadata_={"services": list(call.services)},
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)
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session.add(record)
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# Each transcript chunk gets its own row with a sequence number
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# so the dashboard can render them in order with click-to-seek.
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for seq, text in enumerate(call.transcript_chunks):
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speaker = "unknown"
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payload = text
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if ":" in text:
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head, rest = text.split(":", 1)
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head = head.strip().lower()
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if head in {"caller", "agent", "receptionist", "caller_message"}:
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speaker = head if head != "caller_message" else "caller"
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payload = rest.strip()
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session.add(TranscriptChunk(
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id=f"tc_{uuid.uuid4().hex[:10]}",
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call_id=call.id,
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seq=seq,
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t_offset_ms=0,
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speaker=speaker,
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text=payload,
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))
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await session.commit()
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except Exception as e:
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logger.warning(f"Could not persist call {call.id}: {e}")
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