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FabledCurator/alembic/versions/0083_post_translation.py
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feat(translation): Post translation columns + settings + migration (#143 step 1)
Post gains post_title_translated / description_translated / translated_source_lang
/ translation_engine_version / translated_at — filled by the translate sweep so
viewing is instant. ImportSettings gains translation_enabled (OFF by default),
interpreter_base_url (EMPTY — no default host; the operator points it at their own
Interpreter proxy behind a reverse proxy) and translation_target_lang (en),
exposed + validated via /settings/import. Migration 0083. Settings defaults +
patch + validation test.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01CDgx8bQS5YrGRK76v8HUnM
2026-07-07 12:20:31 -04:00

74 lines
2.3 KiB
Python

"""post-text translation via Interpreter (milestone 143) — Post columns + settings
Post gains the translated title/description + the detected source language,
Interpreter engine_version (cache key), and translated_at — filled by the
translate sweep. ImportSettings gains translation_enabled (OFF by default),
interpreter_base_url (EMPTY — the operator sets their own, behind a reverse
proxy), and translation_target_lang (en).
Revision ID: 0083
Revises: 0082
Create Date: 2026-07-07
"""
from typing import Sequence, Union
import sqlalchemy as sa
from alembic import op
revision: str = "0083"
down_revision: Union[str, None] = "0082"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.add_column(
"post", sa.Column("post_title_translated", sa.Text(), nullable=True)
)
op.add_column(
"post", sa.Column("description_translated", sa.Text(), nullable=True)
)
op.add_column(
"post",
sa.Column("translated_source_lang", sa.String(8), nullable=True),
)
op.add_column(
"post",
sa.Column("translation_engine_version", sa.String(128), nullable=True),
)
op.add_column(
"post",
sa.Column("translated_at", sa.DateTime(timezone=True), nullable=True),
)
op.add_column(
"import_settings",
sa.Column(
"translation_enabled", sa.Boolean(), nullable=False,
server_default=sa.text("false"),
),
)
op.add_column(
"import_settings",
sa.Column(
"interpreter_base_url", sa.Text(), nullable=False, server_default="",
),
)
op.add_column(
"import_settings",
sa.Column(
"translation_target_lang", sa.Text(), nullable=False,
server_default="en",
),
)
def downgrade() -> None:
op.drop_column("import_settings", "translation_target_lang")
op.drop_column("import_settings", "interpreter_base_url")
op.drop_column("import_settings", "translation_enabled")
op.drop_column("post", "translated_at")
op.drop_column("post", "translation_engine_version")
op.drop_column("post", "translated_source_lang")
op.drop_column("post", "description_translated")
op.drop_column("post", "post_title_translated")