"""add_service_detail_fields

Revision ID: service_detail_001
Revises: staff_shifts_001
Create Date: 2024-12-04 22:00:00.000000

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

# revision identifiers, used by Alembic.
revision = 'service_detail_001'
down_revision = 'staff_shifts_001'
branch_labels = None
depends_on = None


def upgrade() -> None:
    # Add slug column with unique index
    op.add_column('services', sa.Column('slug', sa.String(200), nullable=True))
    op.create_index(op.f('ix_services_slug'), 'services', ['slug'], unique=True)
    
    # Add image column
    op.add_column('services', sa.Column('image', sa.String(1000), nullable=True))
    
    # Add content column for full HTML content
    op.add_column('services', sa.Column('content', sa.Text(), nullable=True))
    
    # Add sections column for advanced content blocks (stored as JSON)
    op.add_column('services', sa.Column('sections', sa.Text(), nullable=True))
    
    # Add SEO meta fields
    op.add_column('services', sa.Column('meta_title', sa.String(500), nullable=True))
    op.add_column('services', sa.Column('meta_description', sa.Text(), nullable=True))
    op.add_column('services', sa.Column('meta_keywords', sa.String(1000), nullable=True))
    
    # Rename is_active to status for consistency (optional, but let's keep is_active and add status)
    # Actually, let's keep is_active as is for backward compatibility


def downgrade() -> None:
    op.drop_index(op.f('ix_services_slug'), table_name='services')
    op.drop_column('services', 'meta_keywords')
    op.drop_column('services', 'meta_description')
    op.drop_column('services', 'meta_title')
    op.drop_column('services', 'sections')
    op.drop_column('services', 'content')
    op.drop_column('services', 'image')
    op.drop_column('services', 'slug')