"""Add groups and group_members tables.

Revision ID: c4e812fb3a01
Revises: b78571ae9e00
Create Date: 2026-04-23 19:00:00.000000
"""

from __future__ import annotations

import sqlalchemy as sa
from alembic import op

revision = "c4e812fb3a01"
down_revision = "b78571ae9e00"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.create_table(
        "groups",
        sa.Column("id", sa.Uuid(), nullable=False),
        sa.Column("name", sa.String(128), nullable=False),
        sa.Column("description", sa.Text(), nullable=True),
        sa.Column("organization_id", sa.Uuid(), nullable=True),
        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
        sa.ForeignKeyConstraint(["organization_id"], ["organizations.id"]),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index("ix_groups_organization_id", "groups", ["organization_id"])

    op.create_table(
        "group_members",
        sa.Column("id", sa.Uuid(), nullable=False),
        sa.Column("group_id", sa.Uuid(), nullable=False),
        sa.Column("identity_id", sa.Uuid(), nullable=True),
        sa.Column("display_name", sa.String(128), nullable=False),
        sa.Column("added_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
        sa.ForeignKeyConstraint(["group_id"], ["groups.id"]),
        sa.ForeignKeyConstraint(["identity_id"], ["duniter_identities.id"]),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index("ix_group_members_group_id", "group_members", ["group_id"])


def downgrade() -> None:
    op.drop_index("ix_group_members_group_id", table_name="group_members")
    op.drop_table("group_members")
    op.drop_index("ix_groups_organization_id", table_name="groups")
    op.drop_table("groups")