"""remove internal filaments table — filament data now from FilamentDB

Revision ID: 0009
Revises: 0008
Create Date: 2026-06-18

"""
from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op

revision: str = "0009"
down_revision: Union[str, None] = "0008"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.drop_constraint("fk_job_filament", "print_jobs", type_="foreignkey")
    op.drop_column("print_jobs", "filament_id")
    op.drop_table("filaments")


def downgrade() -> None:
    op.create_table(
        "filaments",
        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
        sa.Column("brand", sa.String(100), nullable=True),
        sa.Column("material", sa.String(50), nullable=False, server_default="PLA"),
        sa.Column("color", sa.String(100), nullable=True),
        sa.Column("color_hex", sa.String(7), nullable=True),
        sa.Column("weight_total_g", sa.Numeric(8, 2), nullable=False),
        sa.Column("weight_remaining_g", sa.Numeric(8, 2), nullable=False),
        sa.Column("price_per_kg_eur", sa.Numeric(8, 2), nullable=True),
        sa.Column("created_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
        sa.Column("updated_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP")),
        sa.PrimaryKeyConstraint("id"),
    )
    op.add_column("print_jobs", sa.Column("filament_id", sa.Integer(), nullable=True))
    op.create_foreign_key("fk_job_filament", "print_jobs", "filaments", ["filament_id"], ["id"])