"""note_links (wiki-links)

Revision ID: 0009
Revises: 0008
Create Date: 2026-07-20
"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects.postgresql import UUID

revision = "0009"
down_revision = "0008"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.create_table(
        "note_links",
        sa.Column("id", UUID(as_uuid=True), primary_key=True),
        sa.Column("source_id", UUID(as_uuid=True), sa.ForeignKey("notes.id", ondelete="CASCADE"), nullable=False),
        sa.Column("target_norm", sa.Text(), nullable=False),
    )
    op.create_index("ix_note_links_source", "note_links", ["source_id"])
    op.create_index("ix_note_links_target", "note_links", ["target_norm"])


def downgrade() -> None:
    op.drop_index("ix_note_links_target", table_name="note_links")
    op.drop_index("ix_note_links_source", table_name="note_links")
    op.drop_table("note_links")