zcbot/db/migrations/versions/20260707_1000_0021_wecom_we...

39 lines
1.1 KiB
Python

"""wecom_welcomes 表(企业微信欢迎消息去重).
Revision ID: 0021
Revises: 0020
Create Date: 2026-07-07
会话冷启动:应用配了「应用主页」后点应用只进主页,应用会话要等应用发过第一条
消息才出现在成员消息列表。免登入口 / 群发脚本会给首次见到的成员推一条欢迎消息
""会话入口,本表按 wecom_userid 记录"已推过",保证每人只推一次(未绑定成员
没有 user_id,所以键是 wecom_userid 而非绑定表)。additive,无数据迁移。
"""
from typing import Sequence, Union
import sqlalchemy as sa
from alembic import op
revision: str = "0021"
down_revision: Union[str, None] = "0020"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"wecom_welcomes",
sa.Column("wecom_userid", sa.Text(), primary_key=True),
sa.Column(
"welcomed_at",
sa.DateTime(timezone=True),
server_default=sa.func.now(),
nullable=False,
),
)
def downgrade() -> None:
op.drop_table("wecom_welcomes")