forked from cartsnitch/api
Pawla Abdul
c127fe2b2e
- 002: wrap add_column calls in has_table("users") guard
- 005: add has_table + column-existence guard before add_column
- 006: add has_table + column + default-existence guard before alter_column
Co-Authored-By: Paperclip <noreply@paperclip.ing>
58 lines
1.6 KiB
Python
58 lines
1.6 KiB
Python
"""Add email_inbound_token to users.
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Revision ID: 005_add_email_inbound_token
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Revises: 004_fix_user_id_text
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Create Date: 2026-04-02
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"""
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import secrets
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import sqlalchemy as sa
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from alembic import op
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revision = "005_add_email_inbound_token"
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down_revision = "004_fix_user_id_text"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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conn = op.get_bind()
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inspector = sa.inspect(conn)
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# Guard: on a fresh DB Base.metadata.create_all creates users table with the column already present
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if not inspector.has_table("users"):
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return
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existing_cols = [c["name"] for c in inspector.get_columns("users")]
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if "email_inbound_token" in existing_cols:
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return
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# Add column nullable first so existing rows can be backfilled
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op.add_column(
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"users",
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sa.Column("email_inbound_token", sa.String(22), nullable=True),
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)
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# Backfill existing users with unique tokens
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result = conn.execute(sa.text("SELECT id FROM users WHERE email_inbound_token IS NULL"))
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for (user_id,) in result:
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token = secrets.token_urlsafe(16)
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conn.execute(
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sa.text("UPDATE users SET email_inbound_token = :token WHERE id = :id"),
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{"token": token, "id": user_id},
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)
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# Now enforce non-null and unique
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op.alter_column("users", "email_inbound_token", nullable=False)
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op.create_index(
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"ix_users_email_inbound_token",
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"users",
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["email_inbound_token"],
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unique=True,
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)
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def downgrade() -> None:
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op.drop_index("ix_users_email_inbound_token", table_name="users")
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op.drop_column("users", "email_inbound_token")
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