"""initial tables

Revision ID: 7f92bfc47dfc
Revises: 
Create Date: 2026-09-11 17:08:42.232582

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '7f92bfc47dfc'
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('sensor',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=128), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_table('sensor_readout',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('sensor_id', sa.Integer(), nullable=False),
    sa.Column('type', sa.String(length=64), nullable=False),
    sa.Column('value', sa.Float(), nullable=False),
    sa.Column('timestamp', sa.DateTime(), nullable=True),
    sa.ForeignKeyConstraint(['sensor_id'], ['sensor.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    # ### end Alembic commands ###


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