"""add devices table for push notification registration

Revision ID: 004
Revises: 003
Create Date: 2026-05-10

"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql

revision: str = '004'
down_revision: Union[str, None] = '003'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table('devices',
        sa.Column('id', postgresql.UUID(as_uuid=True), nullable=False),
        sa.Column('user_id', postgresql.UUID(as_uuid=True), nullable=False),
        sa.Column('platform', sa.String(length=50), nullable=True),
        sa.Column('push_token', sa.String(length=500), nullable=True),
        sa.Column('client_id', sa.String(length=255), nullable=False),
        sa.Column('device_info', postgresql.JSONB(astext_type=sa.Text()), nullable=True),
        sa.Column('is_active', sa.Boolean(), nullable=True),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.Column('updated_at', sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_devices_user_id'), 'devices', ['user_id'], unique=False)


def downgrade() -> None:
    op.drop_table('devices')