"""init

Revision ID: eeb6744b9452
Revises: 
Create Date: 2025-09-05 14:55:12.005564

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'eeb6744b9452'
down_revision: Union[str, Sequence[str], None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('admins',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('tg_id', sa.Integer(), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('tg_id')
    )
    op.create_table('channels',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(), nullable=True),
    sa.Column('link', sa.String(), nullable=True),
    sa.Column('admin_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['admin_id'], ['admins.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('groups',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(), nullable=False),
    sa.Column('link', sa.String(), nullable=False),
    sa.Column('admin_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['admin_id'], ['admins.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('buttons',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(), nullable=False),
    sa.Column('url', sa.String(), nullable=False),
    sa.Column('channel_id', sa.Integer(), nullable=True),
    sa.Column('group_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['channel_id'], ['channels.id'], ),
    sa.ForeignKeyConstraint(['group_id'], ['groups.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table('buttons')
    op.drop_table('groups')
    op.drop_table('channels')
    op.drop_table('admins')
    # ### end Alembic commands ###