Prepared for production

2026-04-23 13:54:53 +03:00
parent 09fecdae31
commit f221aebef0
8 changed files with 159 additions and 118 deletions
--- a/alembic/versions/001_initial.py
+++ b/alembic/versions/001_initial.py
@@ -1,4 +1,4 @@
-# Начальная схема: cars, images, sync_runs
+# Начальная схема: iaai_cars, iaai_images, iaai_sync_runs
 from typing import Sequence, Union

 from alembic import op
@@ -10,70 +10,94 @@ branch_labels: Union[str, Sequence[str], None] = None
 depends_on: Union[str, Sequence[str], None] = None


+def _schema_name() -> str | None:
+    bind = op.get_bind()
+    return "public" if bind.dialect.name == "postgresql" else None
+
+
+def _table_exists(table_name: str) -> bool:
+    inspector = sa.inspect(op.get_bind())
+    return table_name in inspector.get_table_names(schema=_schema_name())
+
+
+def _index_exists(table_name: str, index_name: str) -> bool:
+    if not _table_exists(table_name):
+        return False
+    inspector = sa.inspect(op.get_bind())
+    indexes = inspector.get_indexes(table_name, schema=_schema_name())
+    return any(index.get("name") == index_name for index in indexes)
+
+
 def upgrade() -> None:
-    # Таблица cars — аукционные машины с IAAI
-    op.create_table(
-        "cars",
-        sa.Column("id", sa.BigInteger, primary_key=True, autoincrement=True),
-        sa.Column("parser_id", sa.String(50), nullable=False, unique=True),
-        sa.Column("brand", sa.String(50), nullable=False),
-        sa.Column("model", sa.String(50), nullable=False),
-        sa.Column("year", sa.Integer, nullable=True),
-        sa.Column("price", sa.BigInteger, nullable=True),
-        sa.Column("currency", sa.String(10), nullable=False, server_default="USD"),
-        sa.Column("mileage", sa.Integer, nullable=False, server_default="0"),
-        sa.Column("country", sa.String(10), nullable=False, server_default="NA"),
-        sa.Column("is_sold", sa.Boolean, nullable=False, server_default=sa.text("false")),
-        sa.Column("color", sa.String, nullable=False, server_default="other"),
-        sa.Column("drive", sa.String(10), nullable=True),
-        sa.Column("gearbox", sa.String(10), nullable=True),
-        sa.Column("steering_wheel", sa.String(10), nullable=True),
-        sa.Column("body_type", sa.String(20), nullable=False, server_default="OTHER"),
-        sa.Column("engine_volume", sa.Integer, nullable=True),
-        sa.Column("selling_type", sa.String(20), nullable=False, server_default="NA"),
-        sa.Column("one_owner", sa.Boolean, nullable=False, server_default=sa.text("false")),
-        sa.Column("new_car", sa.Boolean, nullable=False, server_default=sa.text("false")),
-        sa.Column("is_hidden", sa.Boolean, nullable=False, server_default=sa.text("false")),
-        sa.Column("origin", sa.String(20), nullable=False, server_default="NA"),
-        sa.Column("origin_url", sa.String, nullable=False),
-        sa.Column("origin_id", sa.String, nullable=False, unique=True),
-        sa.Column("is_damaged", sa.Boolean, nullable=False, server_default=sa.text("false")),
-        sa.Column("evaluation", sa.String, nullable=True),
-        sa.Column("non_smoking", sa.Boolean, nullable=False, server_default=sa.text("true")),
-        sa.Column("rental", sa.Boolean, nullable=False, server_default=sa.text("false")),
-        sa.Column("repair_history", sa.Boolean, nullable=False, server_default=sa.text("false")),
-        sa.Column("slug", sa.String, nullable=False),
-        sa.Column("last_seen_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()),
-    )
-    op.create_index("ix_cars_origin_url", "cars", ["origin_url"])
-    op.create_index("ix_cars_origin_id", "cars", ["origin_id"], unique=True)
+    # Таблица iaai_cars — аукционные машины с IAAI
+    if not _table_exists("iaai_cars"):
+        op.create_table(
+            "iaai_cars",
+            sa.Column("id", sa.BigInteger, primary_key=True, autoincrement=True),
+            sa.Column("parser_id", sa.String(50), nullable=False, unique=True),
+            sa.Column("brand", sa.String(50), nullable=False),
+            sa.Column("model", sa.String(50), nullable=False),
+            sa.Column("year", sa.Integer, nullable=True),
+            sa.Column("price", sa.BigInteger, nullable=True),
+            sa.Column("currency", sa.String(10), nullable=False, server_default="USD"),
+            sa.Column("mileage", sa.Integer, nullable=False, server_default="0"),
+            sa.Column("country", sa.String(10), nullable=False, server_default="NA"),
+            sa.Column("is_sold", sa.Boolean, nullable=False, server_default=sa.text("false")),
+            sa.Column("color", sa.String, nullable=False, server_default="other"),
+            sa.Column("drive", sa.String(10), nullable=True),
+            sa.Column("gearbox", sa.String(10), nullable=True),
+            sa.Column("steering_wheel", sa.String(10), nullable=True),
+            sa.Column("body_type", sa.String(20), nullable=False, server_default="OTHER"),
+            sa.Column("engine_volume", sa.Integer, nullable=True),
+            sa.Column("selling_type", sa.String(20), nullable=False, server_default="NA"),
+            sa.Column("one_owner", sa.Boolean, nullable=False, server_default=sa.text("false")),
+            sa.Column("new_car", sa.Boolean, nullable=False, server_default=sa.text("false")),
+            sa.Column("is_hidden", sa.Boolean, nullable=False, server_default=sa.text("false")),
+            sa.Column("origin", sa.String(20), nullable=False, server_default="NA"),
+            sa.Column("origin_url", sa.String, nullable=False),
+            sa.Column("origin_id", sa.String, nullable=False, unique=True),
+            sa.Column("is_damaged", sa.Boolean, nullable=False, server_default=sa.text("false")),
+            sa.Column("evaluation", sa.String, nullable=True),
+            sa.Column("non_smoking", sa.Boolean, nullable=False, server_default=sa.text("true")),
+            sa.Column("rental", sa.Boolean, nullable=False, server_default=sa.text("false")),
+            sa.Column("repair_history", sa.Boolean, nullable=False, server_default=sa.text("false")),
+            sa.Column("slug", sa.String, nullable=False),
+            sa.Column("last_seen_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()),
+        )

-    # Таблица images — изображения машин
-    op.create_table(
-        "images",
-        sa.Column("id", sa.BigInteger, primary_key=True, autoincrement=True),
-        sa.Column("fullres_image", sa.String, nullable=False),
-        sa.Column("preview_image", sa.String, nullable=False),
-        sa.Column("order_index", sa.Integer, nullable=False),
-        sa.Column("car_id", sa.Integer, sa.ForeignKey("cars.id", ondelete="CASCADE"), nullable=False),
-    )
+    if not _index_exists("iaai_cars", "ix_iaai_cars_origin_url"):
+        op.create_index("ix_iaai_cars_origin_url", "iaai_cars", ["origin_url"])
+    if not _index_exists("iaai_cars", "ix_iaai_cars_origin_id"):
+        op.create_index("ix_iaai_cars_origin_id", "iaai_cars", ["origin_id"], unique=True)
+
+    # Таблица iaai_images — изображения машин
+    if not _table_exists("iaai_images"):
+        op.create_table(
+            "iaai_images",
+            sa.Column("id", sa.BigInteger, primary_key=True, autoincrement=True),
+            sa.Column("fullres_image", sa.String, nullable=False),
+            sa.Column("preview_image", sa.String, nullable=False),
+            sa.Column("order_index", sa.Integer, nullable=False),
+            sa.Column("car_id", sa.Integer, sa.ForeignKey("iaai_cars.id", ondelete="CASCADE"), nullable=False),
+        )
+
+    # Таблица iaai_sync_runs — логирование синхронизаций
+    if not _table_exists("iaai_sync_runs"):
+        op.create_table(
+            "iaai_sync_runs",
+            sa.Column("id", sa.BigInteger, primary_key=True, autoincrement=True),
+            sa.Column("started_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()),
+            sa.Column("finished_at", sa.DateTime(timezone=True), nullable=True),
+            sa.Column("status", sa.Text, nullable=False),
+            sa.Column("lane", sa.Text, nullable=False),
+            sa.Column("ids_fetched", sa.Integer, nullable=False, server_default="0"),
+            sa.Column("cars_upserted", sa.Integer, nullable=False, server_default="0"),
+            sa.Column("cars_failed", sa.Integer, nullable=False, server_default="0"),
+            sa.Column("images_upserted", sa.Integer, nullable=False, server_default="0"),
+            sa.Column("error_summary", sa.Text, nullable=True),
+        )

-    # Таблица sync_runs — логирование синхронизаций
-    op.create_table(
-        "sync_runs",
-        sa.Column("id", sa.BigInteger, primary_key=True, autoincrement=True),
-        sa.Column("started_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()),
-        sa.Column("finished_at", sa.DateTime(timezone=True), nullable=True),
-        sa.Column("status", sa.Text, nullable=False),
-        sa.Column("lane", sa.Text, nullable=False),
-        sa.Column("ids_fetched", sa.Integer, nullable=False, server_default="0"),
-        sa.Column("cars_upserted", sa.Integer, nullable=False, server_default="0"),
-        sa.Column("cars_failed", sa.Integer, nullable=False, server_default="0"),
-        sa.Column("images_upserted", sa.Integer, nullable=False, server_default="0"),
-        sa.Column("error_summary", sa.Text, nullable=True),
-    )

 def downgrade() -> None:
-    op.drop_table("sync_runs")
-    op.drop_table("images")
-    op.drop_table("cars")
+    # Compatibility-only migration for shared production databases.
+    pass
--- a/alembic/versions/002_add_indexes.py
+++ b/alembic/versions/002_add_indexes.py
@@ -10,20 +10,15 @@ depends_on: Union[str, Sequence[str], None] = None


 def upgrade() -> None:
-    op.create_index("ix_cars_brand", "cars", ["brand"])
-    op.create_index("ix_cars_brand_model", "cars", ["brand", "model"])
-    op.create_index("ix_cars_year", "cars", ["year"])
-    op.create_index("ix_cars_is_sold", "cars", ["is_sold"])
-    op.create_index("ix_cars_last_seen_at", "cars", ["last_seen_at"])
-    op.create_index("ix_images_car_id", "images", ["car_id"])
-    op.create_index("ix_sync_runs_status", "sync_runs", ["status"])
+    op.execute("CREATE INDEX IF NOT EXISTS ix_iaai_cars_brand ON iaai_cars (brand)")
+    op.execute("CREATE INDEX IF NOT EXISTS ix_iaai_cars_brand_model ON iaai_cars (brand, model)")
+    op.execute("CREATE INDEX IF NOT EXISTS ix_iaai_cars_year ON iaai_cars (year)")
+    op.execute("CREATE INDEX IF NOT EXISTS ix_iaai_cars_is_sold ON iaai_cars (is_sold)")
+    op.execute("CREATE INDEX IF NOT EXISTS ix_iaai_cars_last_seen_at ON iaai_cars (last_seen_at)")
+    op.execute("CREATE INDEX IF NOT EXISTS ix_iaai_images_car_id ON iaai_images (car_id)")
+    op.execute("CREATE INDEX IF NOT EXISTS ix_iaai_sync_runs_status ON iaai_sync_runs (status)")


 def downgrade() -> None:
-    op.drop_index("ix_sync_runs_status", table_name="sync_runs")
-    op.drop_index("ix_images_car_id", table_name="images")
-    op.drop_index("ix_cars_last_seen_at", table_name="cars")
-    op.drop_index("ix_cars_is_sold", table_name="cars")
-    op.drop_index("ix_cars_year", table_name="cars")
-    op.drop_index("ix_cars_brand_model", table_name="cars")
-    op.drop_index("ix_cars_brand", table_name="cars")
+    # Compatibility-only migration for shared production databases.
+    pass
--- a/alembic/versions/003_add_composite_indexes.py
+++ b/alembic/versions/003_add_composite_indexes.py
@@ -13,26 +13,24 @@ def upgrade() -> None:
    # Partial index для активных машин IAAI (is_sold = FALSE)
    # Ускоряет поиск при mark_sold операциях
    op.execute(
-        "CREATE INDEX IF NOT EXISTS ix_cars_active_iaai "
-        "ON cars (origin_url) "
+        "CREATE INDEX IF NOT EXISTS ix_iaai_cars_active_iaai "
+        "ON iaai_cars (origin_url) "
        "WHERE is_sold = FALSE AND origin_id LIKE 'iaai:%'"
    )

    # Composite index для проверки дубликатов изображений
-    op.create_index(
-        "ix_images_car_id_fullres",
-        "images",
-        ["car_id", "fullres_image"],
+    op.execute(
+        "CREATE INDEX IF NOT EXISTS ix_iaai_images_car_id_fullres "
+        "ON iaai_images (car_id, fullres_image)"
    )

    # Index для быстрого поиска existing машин по origin_url
    op.execute(
-        "CREATE INDEX IF NOT EXISTS ix_cars_origin_url_id "
-        "ON cars (origin_url, origin_id)"
+        "CREATE INDEX IF NOT EXISTS ix_iaai_cars_origin_url_id "
+        "ON iaai_cars (origin_url, origin_id)"
    )


 def downgrade() -> None:
-    op.execute("DROP INDEX IF EXISTS ix_cars_origin_url_id")
-    op.drop_index("ix_images_car_id_fullres", table_name="images")
-    op.execute("DROP INDEX IF EXISTS ix_cars_active_iaai")
+    # Compatibility-only migration for shared production databases.
+    pass