"""Logo et description du formulaire public

Revision ID: 0014_form_logo
Revises: 0013_signup_form
Create Date: 2026-09-23

Habillage de la page publique (`/inscription`, `FormTemplate`) : `logo`/
`logo_content_type` (image, stockée en base comme les autres images de
l'appli) et `description` (texte libre). Voir `app/api/forms.py`.
"""

from collections.abc import Sequence

import sqlalchemy as sa
from alembic import op

revision: str = "0014_form_logo"
down_revision: str | None = "0013_signup_form"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    op.add_column("form_template", sa.Column("logo", sa.LargeBinary(), nullable=True))
    op.add_column(
        "form_template", sa.Column("logo_content_type", sa.String(), nullable=True)
    )
    op.add_column("form_template", sa.Column("description", sa.String(), nullable=True))


def downgrade() -> None:
    op.drop_column("form_template", "description")
    op.drop_column("form_template", "logo_content_type")
    op.drop_column("form_template", "logo")