"""empty message

Revision ID: fa9fad0a40c3
Revises: 31f169c37c61
Create Date: 2023-04-07 18:05:59.713134

"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import mysql

# revision identifiers, used by Alembic.
revision = 'fa9fad0a40c3'
down_revision = '31f169c37c61'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('img_attrs',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=128), nullable=True),
    sa.Column('path', sa.String(length=128), nullable=True),
    sa.Column('post_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['post_id'], ['posts.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    with op.batch_alter_table('posts', schema=None) as batch_op:
        batch_op.add_column(sa.Column('img_count', sa.Integer(), nullable=True))
        batch_op.alter_column('title',
               existing_type=mysql.TEXT(),
               nullable=False)
        batch_op.alter_column('content',
               existing_type=mysql.TEXT(),
               nullable=False)
        batch_op.alter_column('author_id',
               existing_type=mysql.INTEGER(display_width=11),
               nullable=False)
        batch_op.drop_column('img_path')

    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('posts', schema=None) as batch_op:
        batch_op.add_column(sa.Column('img_path', mysql.VARCHAR(length=64), nullable=True))
        batch_op.alter_column('author_id',
               existing_type=mysql.INTEGER(display_width=11),
               nullable=True)
        batch_op.alter_column('content',
               existing_type=mysql.TEXT(),
               nullable=True)
        batch_op.alter_column('title',
               existing_type=mysql.TEXT(),
               nullable=True)
        batch_op.drop_column('img_count')

    op.drop_table('img_attrs')
    # ### end Alembic commands ###