"""add vk_connections table

Revision ID: b2c3d4e5f6a7
Revises: a1b2c3d4e5f6
Create Date: 2026-03-06 00:01:00.000000

"""
from alembic import op
import sqlalchemy as sa

revision = 'b2c3d4e5f6a7'
down_revision = 'a1b2c3d4e5f6'
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.create_table(
        'vk_connections',
        sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
        sa.Column('user_id', sa.Integer(), nullable=False),
        sa.Column('access_token', sa.Text(), nullable=False),
        sa.Column('vk_user_id', sa.String(50), nullable=True),
        sa.Column('first_name', sa.String(255), nullable=True),
        sa.Column('last_name', sa.String(255), nullable=True),
        sa.Column('is_online', sa.Boolean(), nullable=False, server_default='0'),
        sa.Column('last_checked_at', sa.DateTime(), nullable=True),
        sa.Column('connected_at', sa.DateTime(), nullable=False, server_default=sa.func.now()),
        sa.Column('updated_at', sa.DateTime(), nullable=False, server_default=sa.func.now(), onupdate=sa.func.now()),
        sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
        sa.PrimaryKeyConstraint('id'),
        sa.UniqueConstraint('user_id'),
    )


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