"""empty message

Revision ID: 70ab3c81827a
Revises: 4cd7cdbc2d1f
Create Date: 2023-05-07 21:52:08.250195

"""
from alembic import op
import sqlalchemy as sa
import sqlalchemy_utils


# revision identifiers, used by Alembic.
revision = "70ab3c81827a"
down_revision = "4cd7cdbc2d1f"
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table(
        "uploads",
        sa.Column("upload_id", sa.String(), nullable=False),
        sa.Column("share_id", sqlalchemy_utils.types.uuid.UUIDType(), nullable=True),
        sa.Column("create_date", sa.DateTime(), nullable=False),
        sa.Column("total_chunks", sa.Integer(), nullable=False),
        sa.Column("recv_chunks", sa.Integer(), nullable=False),
        sa.Column("completed", sa.Boolean(), nullable=False),
        sa.ForeignKeyConstraint(
            ["share_id"],
            ["shares.share_id"],
        ),
        sa.PrimaryKeyConstraint("upload_id"),
    )
    op.create_table(
        "chunks",
        sa.Column("chunk_id", sa.Integer(), autoincrement=True, nullable=False),
        sa.Column("create_date", sa.DateTime(), nullable=False),
        sa.Column("index", sa.Integer(), nullable=False),
        sa.Column("upload_id", sa.String(), nullable=True),
        sa.Column("filename", sa.String(), nullable=False),
        sa.ForeignKeyConstraint(
            ["upload_id"],
            ["uploads.upload_id"],
        ),
        sa.PrimaryKeyConstraint("chunk_id"),
    )
    with op.batch_alter_table("shares", schema=None) as batch_op:
        batch_op.alter_column(
            "share_id",
            existing_type=sa.NUMERIC(precision=16),
            type_=sqlalchemy_utils.types.uuid.UUIDType(),
            existing_nullable=False,
        )

    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table("shares", schema=None) as batch_op:
        batch_op.alter_column(
            "share_id",
            existing_type=sqlalchemy_utils.types.uuid.UUIDType(),
            type_=sa.NUMERIC(precision=16),
            existing_nullable=False,
        )

    op.drop_table("chunks")
    op.drop_table("uploads")
    # ### end Alembic commands ###