"""add blog posts table

Revision ID: add_blog_posts
Revises: fff4b67466b3
Create Date: 2024-01-01 12:00:00.000000

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

# revision identifiers, used by Alembic.
revision = 'add_blog_posts'
down_revision = 'fff4b67466b3'  # Update this to the latest migration
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.create_table(
        'blog_posts',
        sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
        sa.Column('title', sa.String(length=500), nullable=False),
        sa.Column('slug', sa.String(length=500), nullable=False),
        sa.Column('excerpt', sa.Text(), nullable=True),
        sa.Column('content', sa.Text(), nullable=False),
        sa.Column('featured_image', sa.String(length=1000), nullable=True),
        sa.Column('author_id', sa.Integer(), nullable=False),
        sa.Column('published_at', sa.DateTime(), nullable=True),
        sa.Column('is_published', sa.Boolean(), nullable=False, server_default='0'),
        sa.Column('tags', sa.Text(), nullable=True),
        sa.Column('meta_title', sa.String(length=500), nullable=True),
        sa.Column('meta_description', sa.Text(), nullable=True),
        sa.Column('meta_keywords', sa.String(length=1000), nullable=True),
        sa.Column('views_count', sa.Integer(), nullable=False, server_default='0'),
        sa.Column('created_at', sa.DateTime(), nullable=False),
        sa.Column('updated_at', sa.DateTime(), nullable=False),
        sa.ForeignKeyConstraint(['author_id'], ['users.id'], ),
        sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_blog_posts_id'), 'blog_posts', ['id'], unique=False)
    op.create_index(op.f('ix_blog_posts_title'), 'blog_posts', ['title'], unique=False)
    op.create_index(op.f('ix_blog_posts_slug'), 'blog_posts', ['slug'], unique=True)
    op.create_index(op.f('ix_blog_posts_author_id'), 'blog_posts', ['author_id'], unique=False)
    op.create_index(op.f('ix_blog_posts_published_at'), 'blog_posts', ['published_at'], unique=False)
    op.create_index(op.f('ix_blog_posts_is_published'), 'blog_posts', ['is_published'], unique=False)


def downgrade() -> None:
    op.drop_index(op.f('ix_blog_posts_is_published'), table_name='blog_posts')
    op.drop_index(op.f('ix_blog_posts_published_at'), table_name='blog_posts')
    op.drop_index(op.f('ix_blog_posts_author_id'), table_name='blog_posts')
    op.drop_index(op.f('ix_blog_posts_slug'), table_name='blog_posts')
    op.drop_index(op.f('ix_blog_posts_title'), table_name='blog_posts')
    op.drop_index(op.f('ix_blog_posts_id'), table_name='blog_posts')
    op.drop_table('blog_posts')

