busya
585a00c537
- Replace legacy @PURPOSE with @BRIEF across 241 files - Add missing [C:N] complexity tiers to function contracts in core modules - Fix tombstone contracts: add @STATUS DEPRECATED to 5 deprecated anchors - Resolve 7 unresolved @RELATION edges in executor.py (DictionaryManager, TranslationPreview, etc.) - Fix flat hierarchical IDs in 4 test files (22 test functions) - Fix invalid tags/relations in logger.py (@ADR, @CONSEQUENCES, DISABLED_BY) - Rebuild semantic index: 9,576 contracts, 4,742 edges, 0 parse warnings
94 lines
3.9 KiB
Python
94 lines
3.9 KiB
Python
# #region Alembic.MaintenanceDefaultMessage [C:2] [TYPE Module] [SEMANTICS alembic,maintenance,settings,message]
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# @ingroup Alembic
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# @BRIEF Add the default message used to prefill new maintenance notices.
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# @LAYER Database
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# @RELATION DEPENDS_ON -> [Models.Maintenance.MaintenanceSettings]
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# @INVARIANT default_message is non-nullable and does not alter existing event messages.
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# @INVARIANT Only the exact legacy built-in template is migrated; user-edited templates stay intact.
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"""add maintenance settings default message
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Revision ID: s3t4u5v6w7x8
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Revises: r2s3t4u5v6w7
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Create Date: 2026-08-10 13:15:00.000000
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"""
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from collections.abc import Sequence
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import sqlalchemy as sa
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from sqlalchemy import inspect
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from alembic import op
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revision: str = "s3t4u5v6w7x8"
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down_revision: str | Sequence[str] | None = "r2s3t4u5v6w7"
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branch_labels: str | Sequence[str] | None = None
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depends_on: str | Sequence[str] | None = None
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DEFAULT_MESSAGE = "Выполняется плановое обновление данных. Показатели могут быть временно недоступны."
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OLD_DEFAULT_TEMPLATE = (
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'<div style="background:#FFF3E0;padding:16px;border-left:4px solid #FF9800;border-radius:4px">\n\n'
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"## ⚠️ Технические работы\n\n"
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"{message}\n\n"
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"**Начало:** {start_time}\n"
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"**Конец:** {end_time}\n\n"
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"*Данные могут быть неполными или временно недоступны.*\n\n"
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"</div>"
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)
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RUSAL_DEFAULT_TEMPLATE = (
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'<div style="background:#F2F7FA;border:1px solid #005B96;border-left:5px solid #005B96;'
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'border-radius:8px;padding:14px 16px;margin-bottom:12px;font-family:Arial,sans-serif;color:#1F3344">\n'
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'<div style="color:#005B96;font-size:16px;font-weight:700">РУСАЛ · Технические работы</div>\n'
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'<p style="margin:8px 0;color:#1F3344">{message}</p>\n'
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'<table style="font-size:13px;color:#40586B"><tr><td style="padding-right:12px">Начало:</td>'
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'<td><strong>{start_time}</strong></td></tr><tr><td style="padding-right:12px">Окончание:</td>'
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'<td><strong>{end_time}</strong></td></tr></table>\n'
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'<p style="margin:10px 0 0;font-size:12px;color:#61788A">Данные на дашборде могут быть временно неполными.</p>\n'
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"</div>"
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)
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def _column_exists(table: str, column: str) -> bool:
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"""Return whether a column exists on a pre-existing installation."""
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inspector = inspect(op.get_bind())
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return inspector.has_table(table) and any(
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item["name"] == column for item in inspector.get_columns(table)
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)
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def _table_exists(table: str) -> bool:
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"""Return whether a legacy installation already has the table."""
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return inspect(op.get_bind()).has_table(table)
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def upgrade() -> None:
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"""Persist the default message without modifying historical events."""
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if _table_exists("maintenance_settings") and not _column_exists(
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"maintenance_settings", "default_message"
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):
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op.add_column(
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"maintenance_settings",
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sa.Column(
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"default_message",
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sa.Text(),
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nullable=False,
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server_default=DEFAULT_MESSAGE,
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),
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)
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if _table_exists("maintenance_settings"):
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op.get_bind().execute(
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sa.text(
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"UPDATE maintenance_settings "
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"SET banner_template = :new_template "
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"WHERE id = 'default' AND banner_template = :old_template"
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),
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{"new_template": RUSAL_DEFAULT_TEMPLATE, "old_template": OLD_DEFAULT_TEMPLATE},
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)
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def downgrade() -> None:
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"""Remove the setting; existing event messages remain intact."""
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if _column_exists("maintenance_settings", "default_message"):
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op.drop_column("maintenance_settings", "default_message")
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# #endregion Alembic.MaintenanceDefaultMessage
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