"""initial schema

Revision ID: c7981d17890c
Revises: 
Create Date: 2026-08-13 19:40:11.425029

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'c7981d17890c'
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('users',
    sa.Column('id', sa.Uuid(), nullable=False),
    sa.Column('username', sa.String(length=50), nullable=False),
    sa.Column('email', sa.String(length=255), nullable=False),
    sa.Column('password_hash', sa.String(length=255), nullable=False),
    sa.Column('is_bot', sa.Boolean(), nullable=False),
    sa.Column('is_site_admin', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_users_email'), 'users', ['email'], unique=True)
    op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)
    op.create_table('rooms',
    sa.Column('id', sa.Uuid(), nullable=False),
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('is_private', sa.Boolean(), nullable=False),
    sa.Column('owner_id', sa.Uuid(), nullable=False),
    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
    sa.ForeignKeyConstraint(['owner_id'], ['users.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_rooms_name'), 'rooms', ['name'], unique=True)
    op.create_table('messages',
    sa.Column('id', sa.Uuid(), nullable=False),
    sa.Column('room_id', sa.Uuid(), nullable=False),
    sa.Column('user_id', sa.Uuid(), nullable=False),
    sa.Column('content', sa.Text(), nullable=False),
    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
    sa.Column('edited_at', sa.DateTime(timezone=True), nullable=True),
    sa.Column('deleted_at', sa.DateTime(timezone=True), nullable=True),
    sa.ForeignKeyConstraint(['room_id'], ['rooms.id'], ),
    sa.ForeignKeyConstraint(['user_id'], ['users.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_messages_created_at'), 'messages', ['created_at'], unique=False)
    op.create_index(op.f('ix_messages_room_id'), 'messages', ['room_id'], unique=False)
    op.create_table('room_memberships',
    sa.Column('room_id', sa.Uuid(), nullable=False),
    sa.Column('user_id', sa.Uuid(), nullable=False),
    sa.Column('role', sa.Enum('owner', 'admin', 'member', name='room_role'), nullable=False),
    sa.Column('joined_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
    sa.ForeignKeyConstraint(['room_id'], ['rooms.id'], ),
    sa.ForeignKeyConstraint(['user_id'], ['users.id'], ),
    sa.PrimaryKeyConstraint('room_id', 'user_id')
    )
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table('room_memberships')
    op.drop_index(op.f('ix_messages_room_id'), table_name='messages')
    op.drop_index(op.f('ix_messages_created_at'), table_name='messages')
    op.drop_table('messages')
    op.drop_index(op.f('ix_rooms_name'), table_name='rooms')
    op.drop_table('rooms')
    op.drop_index(op.f('ix_users_username'), table_name='users')
    op.drop_index(op.f('ix_users_email'), table_name='users')
    op.drop_table('users')
    # ### end Alembic commands ###