"""initial schema

Revision ID: 2bb981f6ee16
Revises:
Create Date: 2026-06-09
"""
from alembic import op
import sqlalchemy as sa

revision = "2bb981f6ee16"
down_revision = None
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.create_table(
        "tunes",
        sa.Column("id",      sa.Integer(), primary_key=True, autoincrement=True, nullable=False),
        sa.Column("name",    sa.String(), nullable=True),
        sa.Column("version", sa.String(), nullable=True),
        sa.Column("key",     sa.String(), nullable=True),
        sa.Column("tune_id", sa.Integer(), nullable=True),
    )

    op.create_table(
        "banjo",
        sa.Column("id",           sa.Integer(), primary_key=True, autoincrement=True, nullable=False),
        sa.Column("tune_id",      sa.Integer(), sa.ForeignKey("tunes.id", ondelete="CASCADE"), nullable=False),
        sa.Column("learned_from", sa.String(),  nullable=True),
        sa.Column("date_learned", sa.Date(),    nullable=True),
        sa.Column("tuning",       sa.String(),  nullable=True),
        sa.Column("callable",     sa.Boolean(), nullable=True),
        sa.Column("review",       sa.Boolean(), nullable=True),
        sa.Column("to_learn",     sa.Boolean(), nullable=True),
        sa.Column("difficulty",   sa.String(),  nullable=True),
        sa.UniqueConstraint("tune_id", name="banjo_tune_id_unique"),
    )

    op.create_table(
        "fiddle",
        sa.Column("id",           sa.Integer(), primary_key=True, autoincrement=True, nullable=False),
        sa.Column("tune_id",      sa.Integer(), sa.ForeignKey("tunes.id", ondelete="CASCADE"), nullable=False),
        sa.Column("learned_from", sa.String(),  nullable=True),
        sa.Column("date_learned", sa.Date(),    nullable=True),
        sa.Column("tuning",       sa.String(),  nullable=True),
        sa.Column("callable",     sa.Boolean(), nullable=True),
        sa.Column("review",       sa.Boolean(), nullable=True),
        sa.Column("to_learn",     sa.Boolean(), nullable=True),
        sa.Column("difficulty",   sa.String(),  nullable=True),
        sa.UniqueConstraint("tune_id", name="fiddle_tune_id_unique"),
    )

    op.create_table(
        "notes",
        sa.Column("id",      sa.Integer(), primary_key=True, autoincrement=True, nullable=False),
        sa.Column("tune_id", sa.Integer(), sa.ForeignKey("tunes.id", ondelete="CASCADE"), nullable=True),
        sa.Column("note",    sa.String(),  nullable=True),
    )

    op.create_table(
        "references",
        sa.Column("id",      sa.Integer(), primary_key=True, autoincrement=True, nullable=False),
        sa.Column("tune_id", sa.Integer(), sa.ForeignKey("tunes.id", ondelete="CASCADE"), nullable=True),
        sa.Column("link",    sa.String(),  nullable=True),
        sa.Column("site",    sa.String(),  nullable=True),
    )

    op.create_table(
        "musicians",
        sa.Column("name",         sa.String(),  primary_key=True, nullable=False),
        sa.Column("reference_id", sa.Integer(), sa.ForeignKey("references.id", ondelete="CASCADE"), nullable=True),
    )


def downgrade() -> None:
    op.drop_table("musicians")
    op.drop_table("references")
    op.drop_table("notes")
    op.drop_table("fiddle")
    op.drop_table("banjo")
    op.drop_table("tunes")