"""initial

Revision ID: 25d6ed4a524a
Revises: 
Create Date: 2026-05-15 14:46:07.892008

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '25d6ed4a524a'
down_revision: Union[str, Sequence[str], None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('admins',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('username', sa.String(length=100), nullable=False),
    sa.Column('password_hash', sa.String(length=300), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('username')
    )
    op.create_table('categories',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('slug', sa.String(length=100), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_index(op.f('ix_categories_slug'), 'categories', ['slug'], unique=True)
    op.create_table('tags',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('slug', sa.String(length=100), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_index(op.f('ix_tags_slug'), 'tags', ['slug'], unique=True)
    op.create_table('vk_sources',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('group_id', sa.String(length=50), nullable=False),
    sa.Column('group_name', sa.String(length=200), nullable=False),
    sa.Column('enabled', sa.Boolean(), nullable=False),
    sa.Column('last_run', sa.DateTime(), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('group_id')
    )
    op.create_table('articles',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('title', sa.String(length=500), nullable=False),
    sa.Column('slug', sa.String(length=500), nullable=False),
    sa.Column('content', sa.Text(), nullable=False),
    sa.Column('excerpt', sa.String(length=1000), nullable=False),
    sa.Column('cover_url', sa.String(length=1000), nullable=True),
    sa.Column('font_family', sa.String(length=100), nullable=False),
    sa.Column('source_url', sa.String(length=1000), nullable=True),
    sa.Column('status', sa.Enum('draft', 'published', name='articlestatus'), nullable=False),
    sa.Column('view_count', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.Column('published_at', sa.DateTime(), nullable=True),
    sa.Column('category_id', sa.UUID(), nullable=True),
    sa.ForeignKeyConstraint(['category_id'], ['categories.id'], ondelete='SET NULL'),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_articles_slug'), 'articles', ['slug'], unique=True)
    op.create_table('article_tag',
    sa.Column('article_id', sa.UUID(), nullable=True),
    sa.Column('tag_id', sa.UUID(), nullable=True),
    sa.ForeignKeyConstraint(['article_id'], ['articles.id'], ondelete='CASCADE'),
    sa.ForeignKeyConstraint(['tag_id'], ['tags.id'], ondelete='CASCADE')
    )
    op.create_table('media',
    sa.Column('id', sa.UUID(), nullable=False),
    sa.Column('filename', sa.String(length=500), nullable=False),
    sa.Column('url', sa.String(length=1000), nullable=False),
    sa.Column('media_type', sa.String(length=20), nullable=False),
    sa.Column('size_bytes', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('article_id', sa.UUID(), nullable=True),
    sa.ForeignKeyConstraint(['article_id'], ['articles.id'], ondelete='SET NULL'),
    sa.PrimaryKeyConstraint('id')
    )
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table('media')
    op.drop_table('article_tag')
    op.drop_index(op.f('ix_articles_slug'), table_name='articles')
    op.drop_table('articles')
    op.drop_table('vk_sources')
    op.drop_index(op.f('ix_tags_slug'), table_name='tags')
    op.drop_table('tags')
    op.drop_index(op.f('ix_categories_slug'), table_name='categories')
    op.drop_table('categories')
    op.drop_table('admins')
    # ### end Alembic commands ###