Files
photoBooth/backend/api/print_api.py
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admin 9a006f1457
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2026-07-17 00:44:22 +02:00

163 lines
5.8 KiB
Python

"""API gestion de la file d'attente d'impression."""
import asyncio
import logging
from pathlib import Path
from fastapi import APIRouter, Request, Query
from fastapi.responses import JSONResponse
logger = logging.getLogger(__name__)
router = APIRouter()
@router.get("/print/request")
async def print_request(
request: Request,
filename: str = Query(..., description="Chemin absolu du fichier à imprimer"),
copies: int = Query(default=1, ge=1, le=3),
):
"""
Reçoit la demande d'impression depuis photobooth-app
(appelé par le share_command 'Demande d'impression').
"""
printer_svc = request.app.state.printer_service
pb = request.app.state.photobooth_service
led = request.app.state.led_service
ws = request.app.state.ws_manager
# Construit l'URL de miniature depuis le filename
stem = Path(filename).stem
thumb_url = pb.thumbnail_url(stem)
entry = await printer_svc.add_request(filename, thumb_url, copies)
await ws.broadcast({"type": "print_request", "entry": entry})
# Compteur statistiques événement
event_svc = getattr(request.app.state, "event_service", None)
if event_svc:
slug = request.app.state.config.event.slug
asyncio.create_task(event_svc.increment(slug, "print_requests"))
# Feedback LED si impression directe
if request.app.state.config.print.mode == "direct":
led.play("printing")
logger.info("Demande impression reçue: %s", filename)
return {"ok": True, "id": entry["id"], "mode": request.app.state.config.print.mode}
@router.get("/print/queue")
async def get_queue(
request: Request,
status: str | None = Query(default=None),
):
"""Retourne la file d'attente d'impression."""
printer_svc = request.app.state.printer_service
queue = await printer_svc.get_queue(status)
printers = await printer_svc.get_printers_status()
return {"queue": queue, "printers": printers}
@router.post("/print/execute/{entry_id}")
async def execute_print(
request: Request,
entry_id: str,
copies: int = Query(default=1, ge=1, le=3),
):
"""Lance l'impression d'une entrée en attente (validation admin)."""
printer_svc = request.app.state.printer_service
led = request.app.state.led_service
ws = request.app.state.ws_manager
led.play("printing")
result = await printer_svc.execute_print(entry_id, copies)
await ws.broadcast({"type": "print_result", "entry_id": entry_id, "result": result})
if result["success"]:
led.play("finished")
event_svc = getattr(request.app.state, "event_service", None)
if event_svc:
slug = request.app.state.config.event.slug
asyncio.create_task(event_svc.increment(slug, "prints_done"))
else:
led.play("error")
return result
@router.post("/print/cancel/{entry_id}")
async def cancel_print(request: Request, entry_id: str):
"""Annule une demande en attente."""
printer_svc = request.app.state.printer_service
ws = request.app.state.ws_manager
ok = await printer_svc.cancel(entry_id)
if ok:
await ws.broadcast({"type": "print_cancelled", "entry_id": entry_id})
return {"ok": ok}
@router.post("/print/cups/cancel/{printer_name}")
async def cancel_cups_jobs(request: Request, printer_name: str):
"""Annule tous les jobs CUPS d'une imprimante."""
printer_svc = request.app.state.printer_service
ok = await printer_svc.cancel_cups_jobs(printer_name)
return {"ok": ok, "printer": printer_name}
@router.get("/print/printers")
async def get_printers(request: Request):
"""Statut des imprimantes CUPS."""
printer_svc = request.app.state.printer_service
return await printer_svc.get_printers_status()
@router.post("/print/mode")
async def set_print_mode(request: Request, mode: str = Query(...)):
"""Change le mode d'impression (direct | validation | gallery)."""
if mode not in ("direct", "validation", "gallery"):
return JSONResponse({"error": "Mode invalide"}, status_code=400)
config_svc = request.app.state.config_service
config_svc.save_print_mode(mode)
request.app.state.config.print.mode = mode
return {"ok": True, "mode": mode}
# ── Gestion avancée des imprimantes CUPS ──────────────────────────────────────
@router.post("/print/printers/{printer_name}/enable")
async def printer_enable(request: Request, printer_name: str):
"""Active une imprimante CUPS (cupsenable + cupsaccept)."""
ok = await request.app.state.printer_service.enable_printer(printer_name)
return {"ok": ok, "printer": printer_name, "action": "enable"}
@router.post("/print/printers/{printer_name}/disable")
async def printer_disable(request: Request, printer_name: str):
"""Désactive une imprimante CUPS (cupsdisable)."""
ok = await request.app.state.printer_service.disable_printer(printer_name)
return {"ok": ok, "printer": printer_name, "action": "disable"}
@router.post("/print/printers/{printer_name}/reject")
async def printer_reject(request: Request, printer_name: str):
"""Refuse les nouveaux jobs sans stopper l'impression en cours."""
ok = await request.app.state.printer_service.reject_jobs(printer_name)
return {"ok": ok, "printer": printer_name, "action": "reject"}
@router.get("/print/printers/{printer_name}/jobs")
async def printer_jobs(request: Request, printer_name: str):
"""Liste les jobs CUPS en cours pour une imprimante."""
jobs = await request.app.state.printer_service.get_cups_jobs(printer_name)
return {"printer": printer_name, "jobs": jobs}
@router.delete("/print/printers/jobs/{job_id}")
async def cancel_one_job(request: Request, job_id: str):
"""Annule un job CUPS précis par son ID."""
ok = await request.app.state.printer_service.cancel_cups_job(job_id)
return {"ok": ok, "job_id": job_id}