2019_06_06_5b172edeaf8d_show_percentage_option.py

"""Show percentage option

Revision ID: 5b172edeaf8d
Revises: 841eba11c02b
Create Date: 2019-06-06 09:37:49.688539

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = "5b172edeaf8d"
down_revision = "841eba11c02b"
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column(
        "poll",
        sa.Column(
            "show_percentage", sa.Boolean(), server_default="true", nullable=False
        ),
    )
    op.alter_column(
        "poll",
        "results_visible",
        existing_type=sa.BOOLEAN(),
        server_default=None,
        existing_nullable=False,
    )
    op.create_unique_constraint(
        "one_vote_per_option_and_user", "vote", ["user_id", "poll_id", "poll_option_id"]
    )
    op.drop_constraint(
        "vote_user_id_poll_id_poll_option_id_key", "vote", type_="unique"
    )
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_unique_constraint(
        "vote_user_id_poll_id_poll_option_id_key",
        "vote",
        ["user_id", "poll_id", "poll_option_id"],
    )
    op.drop_constraint("one_vote_per_option_and_user", "vote", type_="unique")
    op.alter_column(
        "poll",
        "results_visible",
        existing_type=sa.BOOLEAN(),
        server_default=sa.text("true"),
        existing_nullable=False,
    )
    op.drop_column("poll", "show_percentage")
    # ### end Alembic commands ###