- Add database migrations for translation tables and digital product fields - Create MarketplaceProductTranslation model for localized content - Create ProductTranslation model for vendor translation overrides - Add product type enum (physical, digital, service, subscription) - Add digital delivery method and platform fields - Add numeric price fields (price_numeric, sale_price_numeric) - Implement language fallback pattern (requested -> 'en' -> None) - Add helper methods: get_title(), get_description(), get_translation() - Add vendor override pattern with effective_* properties - Move title/description from products to translations table 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
148 lines
5.1 KiB
Python
148 lines
5.1 KiB
Python
"""Create translation tables for multi-language support
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Revision ID: f2b3c4d5e6f7
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Revises: e1a2b3c4d5e6
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Create Date: 2025-12-11
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This migration creates:
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- marketplace_product_translations: Localized content from marketplace sources
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- product_translations: Vendor-specific localized overrides
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The translation tables support multi-language product information with
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language fallback capabilities. Fields in product_translations can be
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NULL to inherit from marketplace_product_translations.
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"""
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from typing import Sequence, Union
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import sqlalchemy as sa
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from alembic import op
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# revision identifiers, used by Alembic.
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revision: str = "f2b3c4d5e6f7"
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down_revision: Union[str, None] = "e1a2b3c4d5e6"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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# Create marketplace_product_translations table
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# Note: Unique constraint is included in create_table for SQLite compatibility
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op.create_table(
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"marketplace_product_translations",
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sa.Column("id", sa.Integer(), primary_key=True),
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sa.Column(
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"marketplace_product_id",
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sa.Integer(),
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sa.ForeignKey("marketplace_products.id", ondelete="CASCADE"),
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nullable=False,
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),
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sa.Column("language", sa.String(5), nullable=False),
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# Localized content
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sa.Column("title", sa.String(), nullable=False),
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sa.Column("description", sa.Text(), nullable=True),
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sa.Column("short_description", sa.String(500), nullable=True),
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# SEO fields
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sa.Column("meta_title", sa.String(70), nullable=True),
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sa.Column("meta_description", sa.String(160), nullable=True),
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sa.Column("url_slug", sa.String(255), nullable=True),
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# Source tracking
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sa.Column("source_import_id", sa.Integer(), nullable=True),
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sa.Column("source_file", sa.String(), nullable=True),
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# Timestamps
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sa.Column(
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"created_at",
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sa.DateTime(),
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nullable=False,
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server_default=sa.text("CURRENT_TIMESTAMP"),
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),
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sa.Column(
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"updated_at",
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sa.DateTime(),
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nullable=False,
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server_default=sa.text("CURRENT_TIMESTAMP"),
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),
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# Unique constraint included in table creation for SQLite
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sa.UniqueConstraint(
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"marketplace_product_id",
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"language",
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name="uq_marketplace_product_translation",
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),
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)
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# Create indexes for marketplace_product_translations
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op.create_index(
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"idx_mpt_marketplace_product_id",
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"marketplace_product_translations",
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["marketplace_product_id"],
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)
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op.create_index(
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"idx_mpt_language",
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"marketplace_product_translations",
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["language"],
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)
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# Create product_translations table
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# Note: Unique constraint is included in create_table for SQLite compatibility
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op.create_table(
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"product_translations",
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sa.Column("id", sa.Integer(), primary_key=True),
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sa.Column(
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"product_id",
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sa.Integer(),
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sa.ForeignKey("products.id", ondelete="CASCADE"),
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nullable=False,
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),
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sa.Column("language", sa.String(5), nullable=False),
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# Overridable localized content (NULL = inherit from marketplace)
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sa.Column("title", sa.String(), nullable=True),
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sa.Column("description", sa.Text(), nullable=True),
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sa.Column("short_description", sa.String(500), nullable=True),
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# SEO overrides
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sa.Column("meta_title", sa.String(70), nullable=True),
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sa.Column("meta_description", sa.String(160), nullable=True),
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sa.Column("url_slug", sa.String(255), nullable=True),
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# Timestamps
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sa.Column(
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"created_at",
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sa.DateTime(),
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nullable=False,
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server_default=sa.text("CURRENT_TIMESTAMP"),
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),
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sa.Column(
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"updated_at",
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sa.DateTime(),
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nullable=False,
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server_default=sa.text("CURRENT_TIMESTAMP"),
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),
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# Unique constraint included in table creation for SQLite
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sa.UniqueConstraint("product_id", "language", name="uq_product_translation"),
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)
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# Create indexes for product_translations
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op.create_index(
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"idx_pt_product_id",
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"product_translations",
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["product_id"],
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)
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op.create_index(
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"idx_pt_product_language",
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"product_translations",
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["product_id", "language"],
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)
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def downgrade() -> None:
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# Drop product_translations table and its indexes
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op.drop_index("idx_pt_product_language", table_name="product_translations")
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op.drop_index("idx_pt_product_id", table_name="product_translations")
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op.drop_table("product_translations")
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# Drop marketplace_product_translations table and its indexes
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op.drop_index("idx_mpt_language", table_name="marketplace_product_translations")
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op.drop_index(
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"idx_mpt_marketplace_product_id", table_name="marketplace_product_translations"
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)
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op.drop_table("marketplace_product_translations")
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