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plantillas-proyectos/backend/api/v1/modules/a76/layouts_csv/vehicles/tasks.py

295 lines
11 KiB
Python

"""
Tareas Celery para importación CSV de Vehículos (Transportes).
Flujo: scan_file (validación) → insert_valid_rows (commit).
Usa layouts_csv.common (storage, normalize, meta, responses, csv_reader).
"""
import json
import logging
import os
from typing import Dict, Any, Optional, List
from core.celery_app import celery_app
from core.database import CoreSessionLocal
from ..common import storage as common_storage
from ..common import normalize as common_normalize
from ..common import meta as common_meta
from ..common import responses as common_responses
from ..common import csv_reader as common_csv_reader
from .template_config import row_from_template
from .validators import validate_row_vehicle
from .common.mappers import row_to_vehicle_data
logger = logging.getLogger(__name__)
JOB_TYPE = "veh"
# Para routes.py
VEHL_IMPORT_FILE_PREFIX = "veh_import_file:"
VEHL_IMPORT_META_PREFIX = "veh_import_meta:"
VEHL_IMPORT_ERROR_LINES_PREFIX = "veh_import_error_lines:"
VEHL_IMPORT_STATUS_PREFIX = "veh_import_status:"
VEHL_IMPORT_REDIS_TTL = common_storage.IMPORT_REDIS_TTL
def _get_redis():
import redis
url = os.getenv("VALKEY_URL", os.getenv("REDIS_URL", "redis://valkey:6379/0"))
return redis.Redis.from_url(url, decode_responses=False)
def _do_scan(job_id: str, progress_callback: Optional[Any] = None) -> Dict[str, Any]:
file_path = common_storage.ensure_file_from_redis(JOB_TYPE, job_id, "Vehicles import")
if not file_path:
return {"status": "failed", "error": "Archivo no encontrado (expirado o no subido). Sube de nuevo."}
common_storage.ensure_meta_from_redis(JOB_TYPE, job_id, file_path, "Vehicles import")
error_path = common_storage.error_path_for_job(JOB_TYPE, job_id)
try:
total_rows = common_csv_reader.count_csv_rows(file_path)
except Exception as e:
return {"status": "failed", "error": str(e)}
try:
tenant_id, company_id = common_meta.require_tenant_context(file_path)
except ValueError as e:
return {"status": "failed", "error": str(e)}
error_count = 0
processed_rows = 0
errors_detail: List[Dict[str, Any]] = []
error_lines_list: List[int] = []
try:
with open(error_path, "w", encoding="utf-8") as f_err:
for i, row in common_csv_reader.iter_csv_rows(file_path):
if progress_callback and i % 500 == 0:
progress_callback(i, total_rows, error_count)
row_norm = row_from_template(row, common_normalize.normalize_header)
err = validate_row_vehicle(row_norm, i)
if err:
error_count += 1
error_lines_list.append(err["line"])
f_err.write(json.dumps(err) + "\n")
if len(errors_detail) < 500:
errors_detail.append({
"line": err["line"],
"col": err.get("col", ""),
"msg": err.get("msg", ""),
})
processed_rows += 1
if error_lines_list:
common_storage.store_error_lines(JOB_TYPE, job_id, error_lines_list)
except Exception as e:
logger.error("Vehicles import scan failed: %s", e)
return {"status": "failed", "error": str(e)}
return common_responses.scan_result(job_id, processed_rows, error_count, errors_detail)
def run_scan_sync(job_id: str) -> Dict[str, Any]:
result = _do_scan(job_id, progress_callback=None)
try:
r = _get_redis()
r.set(
f"{VEHL_IMPORT_STATUS_PREFIX}{job_id}",
json.dumps(result).encode("utf-8"),
ex=VEHL_IMPORT_REDIS_TTL,
)
except Exception as e:
logger.warning("Vehicles import: failed to store scan status in Redis: %s", e)
return result
@celery_app.task(bind=True)
def scan_file(self, job_id: str, config: str = None):
logger.info("Vehicles import: starting scan for job %s", job_id)
def on_progress(current: int, total: int, errors: int) -> None:
self.update_state(state="PROGRESS", meta={"current": current, "total": total, "errors": errors})
result = _do_scan(job_id, progress_callback=on_progress)
try:
r = _get_redis()
r.set(
f"{VEHL_IMPORT_STATUS_PREFIX}{job_id}",
json.dumps(result).encode("utf-8"),
ex=VEHL_IMPORT_REDIS_TTL,
)
except Exception as e:
logger.warning("Vehicles import: failed to store scan status in Redis: %s", e)
return result
def _do_commit(job_id: str) -> Dict[str, Any]:
file_path = common_storage.ensure_file_from_redis(JOB_TYPE, job_id, "Vehicles import")
if not file_path:
alt_path = common_storage.file_path_for_job(JOB_TYPE, job_id)
if not os.path.exists(alt_path):
return {"status": "failed", "error": "Archivo no encontrado (expirado). Sube y confirma de nuevo."}
file_path = alt_path
else:
common_storage.ensure_meta_from_redis(JOB_TYPE, job_id, file_path, "Vehicles import")
error_path = common_storage.error_path_for_job(JOB_TYPE, job_id)
error_lines = common_storage.get_error_lines(JOB_TYPE, job_id, error_path)
try:
tenant_id, company_id = common_meta.require_tenant_context(file_path)
except ValueError as e:
return {"status": "failed", "error": str(e)}
from api.v1.modules.a76.transportation.vehicles.services import VehicleService
from api.v1.modules.a76.transportation.vehicles.dto import VehicleCreateDTO, VehicleUpdateDTO
inserted_count = 0
updated_count = 0
skipped_invalid = 0
skipped_duplicate = 0
skipped_details: List[Dict[str, Any]] = []
seen_keys_in_file: Dict[str, int] = {}
meta_path = common_meta.get_meta_path(file_path)
try:
with CoreSessionLocal() as session:
for i, row in common_csv_reader.iter_csv_rows(file_path):
if i in error_lines:
continue
row_norm = row_from_template(row, common_normalize.normalize_header)
err = validate_row_vehicle(row_norm, i)
if err:
skipped_invalid += 1
vk = (row_norm.get("CLAVE") or "").strip()[:14] or "-"
skipped_details.append({
"line": i,
"vehicle_key": vk,
"invoice": vk,
"reason": f"{err.get('col', '')}: {err.get('msg', '')}",
})
continue
data = row_to_vehicle_data(row_norm)
if not data or not data.get("vehicle_key"):
skipped_invalid += 1
continue
vk = data["vehicle_key"]
if vk in seen_keys_in_file:
skipped_duplicate += 1
skipped_details.append({
"line": i,
"vehicle_key": vk,
"invoice": vk,
"reason": "Clave duplicada en el archivo (se usa la primera)",
})
continue
seen_keys_in_file[vk] = i
existing = VehicleService.get_by_id(session, vk, tenant_id, company_id)
try:
if existing:
update_data = VehicleUpdateDTO(**{k: v for k, v in data.items() if k != "vehicle_key"})
VehicleService.update(session, vk, tenant_id, update_data, company_id)
updated_count += 1
else:
create_data = VehicleCreateDTO(**data)
VehicleService.create(session, create_data, tenant_id, company_id)
inserted_count += 1
except Exception as db_err:
session.rollback()
skipped_invalid += 1
skipped_details.append({
"line": i, "vehicle_key": vk, "invoice": vk, "reason": str(db_err),
})
continue
try:
session.commit()
except Exception as db_err:
session.rollback()
logger.error("Vehicles import DB error: %s", db_err)
return {"status": "failed", "error": str(db_err)}
except Exception as e:
logger.exception("Vehicles import task failed")
return {"status": "failed", "error": str(e)}
common_storage.cleanup_import_job(
JOB_TYPE, job_id,
file_path=file_path,
error_path=error_path,
meta_path=meta_path,
)
try:
r = _get_redis()
r.delete(f"{VEHL_IMPORT_STATUS_PREFIX}{job_id}")
except Exception as e:
logger.warning("Vehicles import: failed to delete status key: %s", e)
total_ok = inserted_count + updated_count
if total_ok == 0 and (skipped_invalid + skipped_duplicate) > 0:
return {
"status": "warning",
"inserted": inserted_count,
"updated": updated_count,
"skipped_invalid": skipped_invalid,
"skipped_duplicate": skipped_duplicate,
"skipped_missing_fk": 0,
"skipped_details": skipped_details,
"message": f"No se insertaron registros. {skipped_invalid + skipped_duplicate} rechazados.",
}
if total_ok == 0:
return {
"status": "failed",
"error": "No hay registros válidos en el archivo CSV",
"inserted": 0,
"updated": 0,
"skipped_invalid": skipped_invalid,
"skipped_duplicate": skipped_duplicate,
"skipped_missing_fk": 0,
"skipped_details": skipped_details,
}
return {
"status": "finished",
"inserted": inserted_count,
"updated": updated_count,
"skipped_invalid": skipped_invalid,
"skipped_duplicate": skipped_duplicate,
"skipped_missing_fk": 0,
"skipped_details": skipped_details,
}
def run_commit_sync(job_id: str) -> Dict[str, Any]:
result = _do_commit(job_id)
try:
r = _get_redis()
r.set(
f"{VEHL_IMPORT_STATUS_PREFIX}{job_id}",
json.dumps(result).encode("utf-8"),
ex=VEHL_IMPORT_REDIS_TTL,
)
except Exception as e:
logger.warning("Vehicles import: failed to store commit status in Redis: %s", e)
return result
@celery_app.task(bind=True)
def insert_valid_rows(self, job_id: str):
logger.info("Vehicles import: starting commit for job %s", job_id)
result = _do_commit(job_id)
try:
r = _get_redis()
r.set(
f"{VEHL_IMPORT_STATUS_PREFIX}{job_id}",
json.dumps(result).encode("utf-8"),
ex=VEHL_IMPORT_REDIS_TTL,
)
except Exception as e:
logger.warning("Vehicles import: failed to store commit status in Redis: %s", e)
return result