Sanadv3/dashboard/routes/records.py

303 lines
11 KiB
Python

"""Saved records management — list, play, pause, resume, stop, rename, delete.
Manages WAV recordings saved via the typed replay engine.
"""
from __future__ import annotations
import json
import threading
from pathlib import Path
from typing import Any
from fastapi import APIRouter, HTTPException
from pydantic import BaseModel
from Project.Sanad.config import AUDIO_RECORDINGS_DIR
from Project.Sanad.dashboard.routes._safe_io import (
safe_filename, safe_path_under, atomic_write_json,
)
router = APIRouter()
RECORDS_INDEX = AUDIO_RECORDINGS_DIR / "records.json"
_INDEX_LOCK = threading.Lock()
# Strong refs to fire-and-forget playback tasks. The event loop only keeps a
# weak reference to tasks, so an unreferenced create_task() result can be
# garbage-collected (cancelling playback) before it finishes. Mirror replay.py.
import asyncio as _asyncio # noqa: E402
_BG_TASKS: set[_asyncio.Task] = set()
def _load_index() -> dict[str, Any]:
if not RECORDS_INDEX.exists():
return {"records": [], "total_records": 0, "last_updated": ""}
try:
with open(RECORDS_INDEX, "r", encoding="utf-8") as f:
return json.load(f)
except (json.JSONDecodeError, OSError):
# Backup corrupt file rather than nuking it
try:
RECORDS_INDEX.rename(RECORDS_INDEX.with_suffix(".json.corrupt"))
except OSError:
pass
return {"records": [], "total_records": 0, "last_updated": ""}
def _save_index(payload: dict[str, Any]):
AUDIO_RECORDINGS_DIR.mkdir(parents=True, exist_ok=True)
payload["total_records"] = len(payload.get("records", []))
atomic_write_json(RECORDS_INDEX, payload)
def _resolve_path(path_str: str) -> Path:
"""Resolve record path — basename / relative / absolute.
Legacy records stored absolute paths. New records store basenames.
Both flavors resolve to a real file under AUDIO_RECORDINGS_DIR.
"""
if not path_str:
return AUDIO_RECORDINGS_DIR
p = Path(path_str)
if p.is_absolute():
return p
return AUDIO_RECORDINGS_DIR / p
def _reconcile(payload: dict[str, Any]) -> tuple[dict[str, Any], int]:
kept, removed = [], 0
for entry in payload.get("records", []):
try:
sp = _resolve_path(entry["files"]["speaker_recording"]["path"])
rp = _resolve_path(entry["files"]["gemini_raw_output"]["path"])
if sp.exists() and rp.exists():
kept.append(entry)
else:
removed += 1
except (KeyError, TypeError):
removed += 1
payload["records"] = kept
payload["total_records"] = len(kept)
return payload, removed
@router.get("/")
async def list_records():
with _INDEX_LOCK:
payload = _load_index()
payload, removed = _reconcile(payload)
if removed:
_save_index(payload)
return payload
class RecordPlay(BaseModel):
record_name: str
file_kind: str = "speaker" # speaker | raw
@router.post("/play")
async def play_record(payload: RecordPlay):
with _INDEX_LOCK:
index = _load_index()
entry = next((r for r in index.get("records", []) if r.get("record_name") == payload.record_name), None)
if entry is None:
raise HTTPException(404, f"Record not found: {payload.record_name}")
file_key = "speaker_recording" if payload.file_kind == "speaker" else "gemini_raw_output"
raw_path = _resolve_path(entry["files"][file_key]["path"]).resolve()
base = AUDIO_RECORDINGS_DIR.resolve()
try:
raw_path.relative_to(base)
except ValueError:
raise HTTPException(400, "Record path outside recordings directory.")
if not raw_path.exists():
raise HTTPException(404, f"File not found: {raw_path.name}")
from Project.Sanad.main import audio_mgr
import threading
# Fire-and-forget on a DEDICATED daemon thread — NOT asyncio.to_thread.
# to_thread runs on the shared default executor, which gets starved while
# the dashboard services the live-voice child's reconnect chatter; that
# delayed record playback by several seconds (clip silent, counter parked).
# A dedicated thread starts immediately regardless of executor/event-loop
# load. play_wav blocks for the clip duration and serves pause/stop via
# _play_state; the UI stays responsive because this handler returns now.
# Python keeps running threads alive, so no ref is needed to prevent GC.
threading.Thread(
target=audio_mgr.play_wav, args=(raw_path, payload.record_name),
name="record-playback", daemon=True,
).start()
return {"ok": True, "record_name": payload.record_name,
"file_kind": payload.file_kind, "path": str(raw_path)}
@router.post("/pause")
async def pause_playback():
from Project.Sanad.main import audio_mgr
return audio_mgr.pause_playback()
@router.post("/resume")
async def resume_playback():
from Project.Sanad.main import audio_mgr
return audio_mgr.resume_playback()
@router.post("/seek")
async def seek_playback(position_sec: float):
"""Jump to a position (seconds) in the currently-playing clip — used by the
waveform scrubber. No-op (ok=False) if nothing is playing."""
from Project.Sanad.main import audio_mgr
return audio_mgr.seek_playback(position_sec)
@router.post("/stop")
async def stop_playback():
from Project.Sanad.main import audio_mgr
import asyncio
await asyncio.to_thread(audio_mgr.stop_playback)
return {"ok": True, "stopped": True}
@router.get("/playback-status")
async def playback_status():
from Project.Sanad.main import audio_mgr
return audio_mgr.playback_status()
@router.post("/live-hold")
async def set_live_hold(on: bool):
"""Manual hold for the live-Gemini pause. on=True pauses the live voice and
keeps it paused (records won't resume it) until on=False is sent. Default
behaviour (on=False) is AUTO: records pause Gemini only for the clip."""
from Project.Sanad.main import audio_mgr
return {"live_hold": audio_mgr.set_live_voice_hold(on)}
class RecordRename(BaseModel):
record_name: str
new_name: str
@router.post("/rename")
async def rename_record(payload: RecordRename):
new_name = safe_filename(payload.new_name)
# Strip any extension the user provided — we add our own
if new_name.lower().endswith(".wav"):
new_name = new_name[:-4]
if not new_name or new_name.startswith("."):
raise HTTPException(400, "Invalid new name.")
with _INDEX_LOCK:
index = _load_index()
entry = next(
(r for r in index.get("records", []) if r.get("record_name") == payload.record_name),
None,
)
if entry is None:
raise HTTPException(404, f"Record not found: {payload.record_name}")
base = AUDIO_RECORDINGS_DIR.resolve()
for key in ("speaker_recording", "gemini_raw_output"):
try:
old_path = _resolve_path(entry["files"][key]["path"]).resolve()
old_path.relative_to(base) # ensure inside recordings dir
except (KeyError, ValueError):
continue
if not old_path.exists():
continue
suffix = "_raw.wav" if key == "gemini_raw_output" else ".wav"
new_path = safe_path_under(AUDIO_RECORDINGS_DIR, f"{new_name}{suffix}")
if new_path.exists():
raise HTTPException(409, f"File already exists: {new_path.name}")
old_path.rename(new_path)
entry["files"][key]["path"] = new_path.name # basename — portable
entry["files"][key]["name"] = new_path.name
entry["record_name"] = new_name
_save_index(index)
return {"ok": True, "record": entry}
class RecordDelete(BaseModel):
record_name: str
@router.post("/delete")
async def delete_record(payload: RecordDelete):
with _INDEX_LOCK:
index = _load_index()
kept = []
deleted_entry = None
for r in index.get("records", []):
if r.get("record_name") == payload.record_name and deleted_entry is None:
deleted_entry = r
else:
kept.append(r)
if deleted_entry is None:
raise HTTPException(404, f"Record not found: {payload.record_name}")
base = AUDIO_RECORDINGS_DIR.resolve()
deleted_files = []
for fi in deleted_entry.get("files", {}).values():
try:
# _resolve_path handles new-style basenames (resolved under
# AUDIO_RECORDINGS_DIR) as well as legacy absolute paths.
# A raw Path(basename) would resolve vs CWD and fall outside
# base, so the relative_to guard would skip the unlink and the
# WAV would be orphaned on disk. Mirror play_record/rename_record.
p = _resolve_path(fi.get("path", "")).resolve()
p.relative_to(base) # never delete files outside recordings dir
except (ValueError, OSError):
continue
if p.exists():
p.unlink()
deleted_files.append(str(p))
index["records"] = kept
_save_index(index)
return {"ok": True, "deleted": payload.record_name, "deleted_files": deleted_files}
class RecordBulkDelete(BaseModel):
record_names: list[str] | None = None
all: bool = False
@router.post("/delete-bulk")
async def delete_bulk(payload: RecordBulkDelete):
"""Delete many records in one call. all=True wipes every record; otherwise
only those in record_names. Files are unlinked, guarded to the recordings
dir (same safety as /delete)."""
names = set(payload.record_names or [])
with _INDEX_LOCK:
index = _load_index()
base = AUDIO_RECORDINGS_DIR.resolve()
kept: list = []
removed: list = []
deleted_files = 0
for r in index.get("records", []):
if payload.all or r.get("record_name") in names:
removed.append(r.get("record_name"))
for fi in r.get("files", {}).values():
try:
p = _resolve_path(fi.get("path", "")).resolve()
p.relative_to(base) # never delete outside recordings dir
except (ValueError, OSError):
continue
if p.exists():
try:
p.unlink()
deleted_files += 1
except OSError:
pass
else:
kept.append(r)
index["records"] = kept
_save_index(index)
return {"ok": True, "deleted": removed, "deleted_count": len(removed),
"deleted_files": deleted_files}