242 lines
9.1 KiB
Python
242 lines
9.1 KiB
Python
"""
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Tareas Celery para importación CSV de Números de Parte.
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Flujo: scan_file (validación) → insert_valid_rows (commit).
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Orquestación usa common (storage, normalize, csv_reader, meta, responses) y common.fk_loader.
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"""
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import json
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import logging
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import os
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from typing import Dict, Any, List
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from core.celery_app import celery_app
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from core.database import CoreSessionLocal
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from ..common import storage as common_storage
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from ..common import normalize as common_normalize
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from ..common import csv_reader as common_csv
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from ..common import meta as common_meta
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from ..common import responses as common_responses
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from .template_config import row_from_template
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from .validators import validate_row_part
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from .common.mappers import row_to_part_data
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from .common.fk_loader import load_parts_fk_sets
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logger = logging.getLogger(__name__)
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JOB_TYPE = "part"
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# Para routes.py (upload guarda con estos prefijos)
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PART_IMPORT_FILE_PREFIX = "part_import_file:"
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PART_IMPORT_META_PREFIX = "part_import_meta:"
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PART_IMPORT_ERROR_LINES_PREFIX = "part_import_error_lines:"
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PART_IMPORT_REDIS_TTL = common_storage.IMPORT_REDIS_TTL
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@celery_app.task(bind=True)
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def scan_file(self, job_id: str, config: str = None):
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logger.info("Parts import: starting scan for job %s", job_id)
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file_path = common_storage.ensure_file_from_redis(JOB_TYPE, job_id, "Parts import")
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if not file_path:
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return {"status": "failed", "error": "Archivo no encontrado (expirado o no subido). Sube de nuevo."}
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common_storage.ensure_meta_from_redis(JOB_TYPE, job_id, file_path, "Parts import")
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error_path = common_storage.error_path_for_job(JOB_TYPE, job_id)
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try:
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total_rows = common_csv.count_csv_rows(file_path)
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except Exception as e:
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return {"status": "failed", "error": str(e)}
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try:
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tenant_id, company_id = common_meta.require_tenant_context(file_path)
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except ValueError as e:
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return {"status": "failed", "error": str(e)}
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valid_class_codes, valid_uom_codes, valid_currency_codes = load_parts_fk_sets(tenant_id, company_id)
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error_count = 0
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processed_rows = 0
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errors_detail: List[Dict[str, Any]] = []
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error_lines_list: List[int] = []
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try:
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with open(error_path, "w", encoding="utf-8") as f_err:
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for i, row in common_csv.iter_csv_rows(file_path):
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if i % 500 == 0:
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self.update_state(
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state="PROGRESS",
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meta={"current": i, "total": total_rows, "errors": error_count},
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)
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row_norm = row_from_template(row, common_normalize.normalize_header)
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err = validate_row_part(
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row_norm,
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i,
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valid_class_codes=valid_class_codes,
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valid_uom_codes=valid_uom_codes,
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valid_currency_codes=valid_currency_codes,
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)
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if err:
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error_count += 1
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error_lines_list.append(err["line"])
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f_err.write(json.dumps(err) + "\n")
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if len(errors_detail) < 500:
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errors_detail.append({
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"line": err["line"],
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"col": err.get("col", ""),
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"msg": err.get("msg", ""),
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})
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processed_rows += 1
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if error_lines_list:
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common_storage.store_error_lines(JOB_TYPE, job_id, error_lines_list)
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except Exception as e:
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logger.error("Parts import scan failed: %s", e)
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return {"status": "failed", "error": str(e)}
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return common_responses.scan_result(
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job_id, processed_rows, error_count, errors_detail
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)
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@celery_app.task(bind=True)
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def insert_valid_rows(self, job_id: str):
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logger.info("Parts import: starting commit for job %s", job_id)
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file_path = common_storage.ensure_file_from_redis(JOB_TYPE, job_id, "Parts import")
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if not file_path:
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alt_path = common_storage.file_path_for_job(JOB_TYPE, job_id)
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if not os.path.exists(alt_path):
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return {"status": "failed", "error": "Archivo no encontrado (expirado). Sube y confirma de nuevo."}
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file_path = alt_path
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else:
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common_storage.ensure_meta_from_redis(JOB_TYPE, job_id, file_path, "Parts import")
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error_path = common_storage.error_path_for_job(JOB_TYPE, job_id)
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error_lines = common_storage.get_error_lines(JOB_TYPE, job_id, error_path)
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try:
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tenant_id, company_id = common_meta.require_tenant_context(file_path)
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except ValueError as e:
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return {"status": "failed", "error": str(e)}
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from api.v1.modules.a76.parts.models import Part
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valid_class_codes, valid_uom_codes, valid_currency_codes = load_parts_fk_sets(tenant_id, company_id)
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inserted_count = 0
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skipped_invalid = 0
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skipped_missing_fk = 0
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skipped_duplicate = 0
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skipped_details: List[Dict[str, Any]] = []
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response = None
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meta_path = common_meta.get_meta_path(file_path)
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try:
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with CoreSessionLocal() as session:
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existing_by_part_number = {
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p.part_number: p
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for p in session.query(Part).filter(
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Part.tenant_id == tenant_id,
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Part.company_id == company_id,
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).all()
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}
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for i, row in common_csv.iter_csv_rows(file_path):
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if i in error_lines:
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continue
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row_norm = row_from_template(row, common_normalize.normalize_header)
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err = validate_row_part(
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row_norm,
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i,
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valid_class_codes=valid_class_codes,
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valid_uom_codes=valid_uom_codes,
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valid_currency_codes=valid_currency_codes,
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)
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if err:
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skipped_invalid += 1
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skipped_details.append({
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"line": i,
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"reason": f"{err.get('col', '')}: {err.get('msg', '')}",
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})
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continue
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data = row_to_part_data(
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row_norm,
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valid_class_codes,
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valid_uom_codes,
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valid_currency_codes,
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)
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part_number = data.get("part_number")
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if not part_number:
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skipped_invalid += 1
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continue
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existing = existing_by_part_number.get(part_number)
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if existing:
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for key, value in data.items():
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setattr(existing, key, value)
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session.add(existing)
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inserted_count += 1
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else:
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new_part = Part(
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tenant_id=tenant_id,
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company_id=company_id,
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client_id=company_id,
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**data,
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)
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session.add(new_part)
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existing_by_part_number[part_number] = new_part
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inserted_count += 1
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try:
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session.commit()
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except Exception as db_err:
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session.rollback()
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logger.error("Parts import DB error: %s", db_err)
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return common_responses.commit_result(
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"failed", 0, skipped_invalid, skipped_missing_fk, skipped_duplicate,
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skipped_details, error=str(db_err),
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)
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total_skipped = skipped_invalid + skipped_missing_fk + skipped_duplicate
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if inserted_count == 0 and total_skipped > 0:
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response = common_responses.commit_result(
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"warning", 0, skipped_invalid, skipped_missing_fk, skipped_duplicate,
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skipped_details,
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message=f"No se insertaron registros. {total_skipped} rechazados.",
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)
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elif inserted_count == 0:
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response = common_responses.commit_result(
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"failed", 0, skipped_invalid, skipped_missing_fk, skipped_duplicate,
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skipped_details,
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error="No hay registros válidos en el archivo CSV",
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)
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else:
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response = common_responses.commit_result(
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"finished", inserted_count, skipped_invalid, skipped_missing_fk,
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skipped_duplicate, skipped_details,
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)
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except Exception as e:
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logger.exception("Parts import task failed")
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response = common_responses.commit_result(
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"failed", 0, skipped_invalid, skipped_missing_fk, skipped_duplicate,
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skipped_details, error=str(e),
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)
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common_storage.cleanup_import_job(
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JOB_TYPE, job_id,
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file_path=file_path,
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error_path=error_path,
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meta_path=meta_path,
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)
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if response is None:
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response = common_responses.commit_result(
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"failed", 0, skipped_invalid, skipped_missing_fk, skipped_duplicate,
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skipped_details, error="Error inesperado",
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)
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return response
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