feat(voice): add admin-configurable elevenlabs tts

tests/test_ai_voice_runtime_service.py

@@ -9,13 +9,25 @@ import services.ai_voice_runtime_service.app as runtime_module
 from services.shared.core import utc_now_iso
 from services.shared.db import get_session
 from services.shared.models import VoiceAIStartIn
-from services.shared.sql_models import VoiceAISessionRow, VoiceTranscriptSegmentRow
+from services.shared.sql_models import VoiceAISessionRow, VoiceTranscriptSegmentRow, VoiceTTSSettingsRow
+from services.shared.voice_tts_config import save_voice_tts_config, voice_tts_default_config
 
 
 def _admin_headers() -> dict[str, str]:
     return {"X-User": "admin", "X-Role": "admin"}
 
 
+def _reset_voice_tts_settings() -> None:
+    session = get_session()
+    try:
+        row = session.execute(select(VoiceTTSSettingsRow)).scalar_one_or_none()
+        if row is not None:
+            session.delete(row)
+            session.commit()
+    finally:
+        session.close()
+
+
 def test_create_voice_ai_session_records_greeting_without_blocking_on_orchestrator(monkeypatch):
     allow_start = threading.Event()
 
@@ -194,6 +206,60 @@ def test_create_voice_ai_session_records_greeting_without_blocking_on_orchestrat
         raise AssertionError("background voice-session start did not finish in time")
 
 
+def test_create_voice_ai_session_uses_database_selected_tts_provider(monkeypatch):
+    _reset_voice_tts_settings()
+
+    session = get_session()
+    try:
+        payload = voice_tts_default_config().model_dump()
+        payload["provider"] = "elevenlabs"
+        save_voice_tts_config(session, payload)
+    finally:
+        session.close()
+
+    def _fake_orchestrator_request(method: str, path: str, *, payload=None, timeout=10.0):
+        assert method == "POST"
+        assert path.endswith("/start")
+        return {
+            "session_id": "ais_voice_tts_runtime",
+            "language": "ru",
+            "greeting_text": "Здравствуйте. Чем помочь?",
+            "disclosure_required": False,
+        }
+
+    monkeypatch.setattr(runtime_module, "_orchestrator_request", _fake_orchestrator_request)
+
+    client = TestClient(runtime_module.app)
+    response = client.post(
+        "/internal/voice-ai/sessions",
+        headers=_admin_headers(),
+        json={
+            "call_id": "call_voice_runtime_tts_provider",
+            "linked_id": "linked_voice_runtime_tts_provider",
+            "interaction_id": "int_voice_runtime_tts_provider",
+            "queue_id": "que_voice_runtime_tts_provider",
+            "caller_number": "+77010000032",
+            "caller_name": "Runtime Caller",
+            "agent_profile": "voice_support",
+            "language_hint": "ru",
+            "handoff_queue_id": "que_voice_runtime_tts_provider",
+            "metadata": {"queue_code": "voice_lab_ai"},
+        },
+    )
+
+    assert response.status_code == 200
+
+    session = get_session()
+    try:
+        voice_session = session.execute(
+            select(VoiceAISessionRow).where(VoiceAISessionRow.call_id == "call_voice_runtime_tts_provider")
+        ).scalar_one()
+        assert voice_session.tts_provider == "elevenlabs"
+    finally:
+        session.close()
+        _reset_voice_tts_settings()
+
+
 def test_mark_reply_delivered_finalizes_only_matching_pending_assistant_segment():
     now = utc_now_iso()
     session = get_session()