cleanup and fix runtime bugs
This commit is contained in:
@@ -1,4 +1,3 @@
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import json
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import logging
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from contextlib import contextmanager
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from datetime import datetime, timezone
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@@ -8,13 +7,12 @@ from sqlalchemy import create_engine, or_, select
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from sqlalchemy.orm import Session, sessionmaker
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from ..core.config import Settings
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from .models import Base, Car, Image, ScrapeTask, SyncRun
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from .models import Base, Car, Image, SyncRun
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from .schemas import CarRecord
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logger = logging.getLogger("iaai_scraper.db")
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# Поля Car, которые приходят из CarRecord (без id, images, relationship).
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CAR_DB_FIELDS = {
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col.key for col in Car.__table__.columns
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if col.key not in ("id",)
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@@ -24,29 +22,31 @@ CAR_DB_FIELDS = {
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class PersistenceService:
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def __init__(self, settings: Settings) -> None:
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# Инициализация engine и фабрики сессий.
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self.settings = settings
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engine_kwargs = {
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"echo": settings.database.echo,
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"future": True,
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}
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# Пул только для PostgreSQL.
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if "postgresql" in settings.database.url:
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engine_kwargs["pool_size"] = settings.database.pool_size
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engine_kwargs["max_overflow"] = settings.database.max_overflow
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engine_kwargs["pool_pre_ping"] = True
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engine_kwargs["pool_recycle"] = settings.database.pool_recycle_seconds
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self.engine = create_engine(settings.database.url, **engine_kwargs)
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self.session_factory = sessionmaker(bind=self.engine, expire_on_commit=False, future=True)
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def create_tables(self) -> None:
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# В тестах/локально на SQLite разрешаем create_all; для non-SQLite в проде — только через миграции.
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is_sqlite = self.settings.database.url.startswith("sqlite")
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if not is_sqlite and not self.settings.database.auto_create_tables:
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return
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try:
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Base.metadata.create_all(self.engine)
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except Exception:
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# Alembic уже создал таблицы/ENUM — пропускаем.
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logger.debug("create_tables skipped (schema already exists)")
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@contextmanager
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def session_scope(self) -> Iterator[Session]:
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# Единая точка commit/rollback для операций записи.
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session = self.session_factory()
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try:
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yield session
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@@ -58,10 +58,7 @@ class PersistenceService:
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session.close()
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def start_sync_run(self, lane: str) -> int:
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# Создаём запись о запуске синхронизации.
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with self.session_scope() as session:
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# Если предыдущий процесс умер, оставив run в `running`,
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# помечаем его как failed перед новым запуском.
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now = datetime.now(timezone.utc)
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stale_runs = session.execute(select(SyncRun).where(SyncRun.status == "running")).scalars().all()
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for stale in stale_runs:
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@@ -76,7 +73,6 @@ class PersistenceService:
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return int(run.id)
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def finish_sync_run(self, run_id: int, *, status: str, ids_fetched: int, cars_upserted: int, cars_failed: int, images_upserted: int, error_summary: str | None = None) -> None:
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# Завершаем sync_run и фиксируем итоговую статистику.
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with self.session_scope() as session:
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run = session.get(SyncRun, run_id)
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if run is None:
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@@ -90,7 +86,6 @@ class PersistenceService:
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run.error_summary = error_summary
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def get_existing_origin_urls(self, origin_urls: list[str]) -> set[str]:
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# Возвращает уже существующие в БД origin_url для фильтрации only-new запусков.
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if not origin_urls:
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return set()
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with self.session_scope() as session:
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@@ -98,7 +93,6 @@ class PersistenceService:
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return {str(row[0]) for row in rows if row and row[0]}
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def get_existing_origin_ids(self, origin_ids: list[str]) -> set[str]:
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# Возвращает уже существующие в БД origin_id для фильтрации только новых авто.
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if not origin_ids:
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return set()
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with self.session_scope() as session:
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@@ -113,21 +107,13 @@ class PersistenceService:
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@staticmethod
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def _car_payload(record: CarRecord) -> dict[str, object]:
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payload = record.model_dump(mode="python")
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result = {key: value for key, value in payload.items() if key in CAR_DB_FIELDS}
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if "raw_attributes" in result and isinstance(result["raw_attributes"], dict):
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result["raw_attributes"] = json.dumps(result["raw_attributes"], ensure_ascii=False, default=str)
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return result
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return {key: value for key, value in payload.items() if key in CAR_DB_FIELDS}
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def upsert_car(self, record: CarRecord):
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"""Insert/update/skip по content_hash."""
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# В БД отправляем только поля, реально существующие в финальной схеме cars.
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# Insert/update автомобиля по origin_id/origin_url.
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payload = self._car_payload(record)
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images = [image.model_dump(mode="python") for image in record.images]
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content_hash = str(payload.get("content_hash") or "")
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with self.session_scope() as session:
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# Сначала пытаемся найти по origin_id, а если ранее origin_id был неполный,
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# подхватываем существующую запись по origin_url, чтобы не плодить дубли.
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car = session.execute(
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select(Car).where(or_(Car.origin_id == record.origin_id, Car.origin_url == record.origin_url))
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).scalar_one_or_none()
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@@ -137,18 +123,11 @@ class PersistenceService:
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session.add(car)
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session.flush()
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else:
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# Если контент не менялся, просто обновляем last_seen_at.
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if content_hash and car.content_hash == content_hash:
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car.last_seen_at = record.last_seen_at
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session.flush()
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return {"car_id": int(car.id), "images_upserted": 0, "action": "skipped"}
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action = "updated"
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# Обновляем поля машины и затем безопасно пересобираем картинки.
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for key, value in payload.items():
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setattr(car, key, value)
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car.last_seen_at = record.last_seen_at
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session.flush()
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# замена картинок в savepoint
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nested = session.begin_nested()
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try:
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for image in list(car.images):
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@@ -165,52 +144,3 @@ class PersistenceService:
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self._add_images(session, int(car.id), images)
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session.flush()
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return {"car_id": int(car.id), "images_upserted": len(images), "action": action}
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# --- ScrapeTask.
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def create_scrape_task(self, celery_task_id: str, task_type: str, vehicle_url: str | None = None) -> int:
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"""Создаёт запись задачи Celery."""
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with self.session_scope() as session:
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task = ScrapeTask(
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celery_task_id=celery_task_id,
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task_type=task_type,
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vehicle_url=vehicle_url,
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status="pending",
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)
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session.add(task)
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session.flush()
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return int(task.id)
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def update_scrape_task(self, celery_task_id: str, **kwargs) -> None:
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"""Обновляет поля задачи по celery_task_id."""
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with self.session_scope() as session:
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task = session.execute(
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select(ScrapeTask).where(ScrapeTask.celery_task_id == celery_task_id)
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).scalars().first()
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if task is None:
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return
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for key, value in kwargs.items():
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if hasattr(task, key):
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setattr(task, key, value)
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session.flush()
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def get_scrape_task(self, celery_task_id: str) -> dict | None:
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"""Возвращает информацию о задаче."""
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with self.session_scope() as session:
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task = session.execute(
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select(ScrapeTask).where(ScrapeTask.celery_task_id == celery_task_id)
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).scalars().first()
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if task is None:
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return None
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return {
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"id": task.id,
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"celery_task_id": task.celery_task_id,
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"task_type": task.task_type,
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"status": task.status,
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"vehicle_url": task.vehicle_url,
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"created_at": task.created_at.isoformat() if task.created_at else None,
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"started_at": task.started_at.isoformat() if task.started_at else None,
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"finished_at": task.finished_at.isoformat() if task.finished_at else None,
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"result_summary": task.result_summary,
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"error_message": task.error_message,
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}
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@@ -2,7 +2,32 @@ CURRENCY_ENUM_VALUES = ("JPY", "USD", "EUR", "RUB", "KRW", "AED", "GBP", "CAD")
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DRIVE_ENUM_VALUES = ("FWD", "RWD", "2WD", "4WD", "NA")
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GEARBOX_ENUM_VALUES = ("AT", "CVT", "MT", "EV", "NA")
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STEERING_WHEEL_ENUM_VALUES = ("LEFT", "RIGHT", "NA")
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BODY_TYPE_ENUM_VALUES = ("COUPE", "SUV", "HATCHBACK", "MINIVAN", "SEDAN", "STATION_WAGON", "PICKUP", "TRUCK", "OPEN", "RV", "OTHER", "NA")
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BODY_TYPE_ENUM_VALUES = (
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"COUPE",
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"SUV",
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"HATCHBACK",
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"MINIVAN",
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"SEDAN",
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"STATION_WAGON",
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"PICKUP",
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"TRUCK",
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"OPEN",
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"RV",
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"OTHER",
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"NA",
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)
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COUNTRY_ENUM_VALUES = ("JP", "KR", "US", "CA", "NA")
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ORIGIN_ENUM_VALUES = ("TAU", "CARSENSOR", "HANAMARU", "ENCAR", "KURUMA_TRADER", "ASNET", "KABABA", "ACV", "COPART", "IAAI", "NA")
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ORIGIN_ENUM_VALUES = (
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"TAU",
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"CARSENSOR",
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"HANAMARU",
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"ENCAR",
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"KURUMA_TRADER",
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"ASNET",
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"KABABA",
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"ACV",
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"COPART",
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"IAAI",
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"NA",
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)
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SELLING_TYPE_ENUM_VALUES = ("STOCK", "AUCTION", "TENDER", "NA")
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@@ -1,6 +1,6 @@
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from datetime import datetime
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from sqlalchemy import BigInteger, Boolean, DateTime, Enum, ForeignKey, Integer, String, Text, func
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from sqlalchemy import BigInteger, Boolean, DateTime, Enum, ForeignKey, Index, Integer, String, Text, func
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from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column, relationship
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from .enums import (
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@@ -16,23 +16,24 @@ from .enums import (
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class Base(DeclarativeBase):
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# База ORM.
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pass
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class Car(Base):
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# Автомобиль.
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__tablename__ = "cars"
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__table_args__ = (
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Index("ix_cars_brand_model", "brand", "model"),
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)
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id: Mapped[int] = mapped_column(BigInteger().with_variant(Integer, "sqlite"), primary_key=True, autoincrement=True)
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parser_id: Mapped[str] = mapped_column(String(50), nullable=False, unique=True)
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brand: Mapped[str] = mapped_column(String(50), nullable=False)
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brand: Mapped[str] = mapped_column(String(50), nullable=False, index=True)
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model: Mapped[str] = mapped_column(String(50), nullable=False)
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year: Mapped[int | None] = mapped_column(Integer, nullable=True)
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year: Mapped[int | None] = mapped_column(Integer, nullable=True, index=True)
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price: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
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currency: Mapped[str] = mapped_column(Enum(*CURRENCY_ENUM_VALUES, name="currencyenum", native_enum=True, create_constraint=False), nullable=False, default="USD")
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mileage: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
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country: Mapped[str] = mapped_column(Enum(*COUNTRY_ENUM_VALUES, name="countryenum", native_enum=True, create_constraint=False), nullable=False, default="NA")
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is_sold: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
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is_sold: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False, index=True)
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color: Mapped[str] = mapped_column(String(), nullable=False, default="other")
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drive: Mapped[str | None] = mapped_column(Enum(*DRIVE_ENUM_VALUES, name="driveenum", native_enum=True, create_constraint=False), nullable=True)
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gearbox: Mapped[str | None] = mapped_column(Enum(*GEARBOX_ENUM_VALUES, name="gearboxenum", native_enum=True, create_constraint=False), nullable=True)
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@@ -52,48 +53,29 @@ class Car(Base):
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rental: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
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repair_history: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
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slug: Mapped[str] = mapped_column(String(), nullable=False)
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last_seen_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False, default=func.now())
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content_hash: Mapped[str] = mapped_column(String(64), nullable=False, default="", index=True)
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raw_attributes: Mapped[str | None] = mapped_column(Text, nullable=True)
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last_seen_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False, default=func.now(), index=True)
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images: Mapped[list["Image"]] = relationship("Image", back_populates="car", cascade="all, delete-orphan")
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class Image(Base):
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# Картинки автомобиля.
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__tablename__ = "images"
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id: Mapped[int] = mapped_column(BigInteger().with_variant(Integer, "sqlite"), primary_key=True, autoincrement=True)
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fullres_image: Mapped[str] = mapped_column(String(), nullable=False)
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preview_image: Mapped[str] = mapped_column(String(), nullable=False)
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order_index: Mapped[int] = mapped_column(Integer, nullable=False)
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car_id: Mapped[int] = mapped_column(BigInteger, ForeignKey("cars.id", ondelete="CASCADE"), nullable=False)
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car_id: Mapped[int] = mapped_column(Integer, ForeignKey("cars.id", ondelete="CASCADE"), nullable=False, index=True)
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car: Mapped[Car] = relationship("Car", back_populates="images")
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class SyncRun(Base):
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# Статистика синхронизаций.
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__tablename__ = "sync_runs"
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id: Mapped[int] = mapped_column(BigInteger().with_variant(Integer, "sqlite"), primary_key=True, autoincrement=True)
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started_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False, default=func.now())
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finished_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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status: Mapped[str] = mapped_column(Text, nullable=False)
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status: Mapped[str] = mapped_column(Text, nullable=False, index=True)
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lane: Mapped[str] = mapped_column(Text, nullable=False)
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ids_fetched: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
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cars_upserted: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
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cars_failed: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
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images_upserted: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
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error_summary: Mapped[str | None] = mapped_column(Text, nullable=True)
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class ScrapeTask(Base):
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# Задачи Celery.
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__tablename__ = "scrape_tasks"
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id: Mapped[int] = mapped_column(BigInteger().with_variant(Integer, "sqlite"), primary_key=True, autoincrement=True)
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celery_task_id: Mapped[str] = mapped_column(String(255), nullable=False, unique=True, index=True)
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task_type: Mapped[str] = mapped_column(String(50), nullable=False) # sync_vehicle/sync_listing
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status: Mapped[str] = mapped_column(String(20), nullable=False, default="pending") # pending/running/success/failed
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vehicle_url: Mapped[str | None] = mapped_column(Text, nullable=True)
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False, default=func.now())
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started_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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finished_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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result_summary: Mapped[str | None] = mapped_column(Text, nullable=True)
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error_message: Mapped[str | None] = mapped_column(Text, nullable=True)
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@@ -1,6 +1,4 @@
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from datetime import datetime, timezone
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from typing import Any
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from pydantic import BaseModel, ConfigDict, Field
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@@ -40,14 +38,19 @@ class CarRecord(BaseModel):
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repair_history: bool = False
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slug: str
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last_seen_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
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content_hash: str = ""
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images: list[ImageRecord] = Field(default_factory=list)
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raw_attributes: dict[str, Any] = Field(default_factory=dict)
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mapping_notes: list[str] = Field(default_factory=list)
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class ImageRead(BaseModel):
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model_config = ConfigDict(from_attributes=True)
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id: int
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fullres_image: str
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preview_image: str
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order_index: int = 0
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class CarRead(BaseModel):
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# Ответ API по авто.
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model_config = ConfigDict(from_attributes=True)
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id: int
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@@ -67,12 +70,18 @@ class CarRead(BaseModel):
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body_type: str = "OTHER"
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engine_volume: int | None = None
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selling_type: str = "AUCTION"
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one_owner: bool = False
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new_car: bool = False
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is_hidden: bool = False
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origin: str = "NA"
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origin_url: str = ""
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origin_id: str = ""
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is_damaged: bool = False
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evaluation: str | None = None
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non_smoking: bool = True
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rental: bool = False
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repair_history: bool = False
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slug: str = ""
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last_seen_at: datetime | None = None
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created_at: datetime | None = None
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updated_at: datetime | None = None
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images: list[ImageRead] = Field(default_factory=list)
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