"""add_fits_tables

Revision ID: 1b99be8a9b1e
Revises: adf4a5b9493e
Create Date: 2026-07-14 15:00:00.000000
"""

from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision: str = "1b99be8a9b1e"
down_revision: Union[str, None] = "adf4a5b9493e"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "fits",
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("attachment_point_a_id", sa.Integer(), nullable=False),
        sa.Column("attachment_point_b_id", sa.Integer(), nullable=False),
        sa.Column("augmented_part_a_id", sa.Integer(), nullable=False),
        sa.Column("augmented_part_b_id", sa.Integer(), nullable=False),
        sa.Column(
            "label",
            sa.Enum("possible", "exact", "none", name="fitlabel"),
            nullable=False,
        ),
        sa.Column(
            "created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False
        ),
        sa.Column(
            "updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False
        ),
        sa.ForeignKeyConstraint(
            ["attachment_point_a_id"], ["attachment_points.id"], ondelete="CASCADE"
        ),
        sa.ForeignKeyConstraint(
            ["attachment_point_b_id"], ["attachment_points.id"], ondelete="CASCADE"
        ),
        sa.ForeignKeyConstraint(
            ["augmented_part_a_id"], ["augmented_parts.id"], ondelete="CASCADE"
        ),
        sa.ForeignKeyConstraint(
            ["augmented_part_b_id"], ["augmented_parts.id"], ondelete="CASCADE"
        ),
        sa.PrimaryKeyConstraint("id"),
        sa.UniqueConstraint("attachment_point_a_id", "attachment_point_b_id"),
    )
    op.create_table(
        "fit_notes",
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("fit_id", sa.Integer(), nullable=False),
        sa.Column("user_id", sa.Integer(), nullable=True),
        sa.Column("username", sa.String(length=255), nullable=False),
        sa.Column("body", sa.Text(), nullable=False),
        sa.Column(
            "created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False
        ),
        sa.ForeignKeyConstraint(["fit_id"], ["fits.id"], ondelete="CASCADE"),
        sa.ForeignKeyConstraint(["user_id"], ["users.id"], ondelete="SET NULL"),
        sa.PrimaryKeyConstraint("id"),
    )


def downgrade() -> None:
    op.drop_table("fit_notes")
    op.drop_table("fits")