"""Add tables with pgvector

Revision ID: 380f4e61b41c
Revises: 
Create Date: 2026-02-18 19:50:33.287777

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa
import pgvector

# revision identifiers, used by Alembic.
revision: str = '380f4e61b41c'
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."""
    op.execute("CREATE EXTENSION IF NOT EXISTS vector")
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('context_nodes',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('content', sa.Text(), nullable=False),
    sa.Column('embedding', pgvector.sqlalchemy.vector.VECTOR(dim=1536), nullable=True),
    sa.Column('version', sa.Integer(), nullable=True),
    sa.Column('status', sa.String(length=20), nullable=True),
    sa.Column('created_by', sa.UUID(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('experiments',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('title', sa.String(length=255), nullable=True),
    sa.Column('hypothesis', sa.Text(), nullable=True),
    sa.Column('status', sa.String(length=50), nullable=True),
    sa.Column('owner_id', sa.UUID(), nullable=True),
    sa.Column('linked_context_nodes', sa.ARRAY(sa.UUID()), nullable=True),
    sa.Column('target_metric', sa.String(length=50), nullable=True),
    sa.Column('current_score', sa.Float(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('signals',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('source', sa.String(length=50), nullable=True),
    sa.Column('content', sa.Text(), nullable=True),
    sa.Column('impact_score', sa.Float(), nullable=True),
    sa.Column('processed', sa.Boolean(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    # ### end Alembic commands ###


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