"""add avatars table

Revision ID: d4bd9ad91607
Revises: fb1be66e804a
Create Date: 2026-04-06 21:51:36.225361

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'd4bd9ad91607'
down_revision: Union[str, Sequence[str], None] = 'fb1be66e804a'
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('avatars',
    sa.Column('id', sa.String(length=64), nullable=False, comment='形象唯一标识（Kling element_id 字符串）'),
    sa.Column('user_id', sa.String(length=36), nullable=False, comment='关联用户 ID'),
    sa.Column('name', sa.String(length=64), nullable=False, comment='形象展示名称'),
    sa.Column('voice_id', sa.String(length=64), nullable=True, comment='Kling 自定义音色 ID'),
    sa.Column('element_id', sa.BigInteger(), nullable=True, comment='Kling 主体 ID'),
    sa.Column('voice_task_id', sa.String(length=128), nullable=True, comment='Kling 自定义音色任务 ID'),
    sa.Column('element_task_id', sa.String(length=128), nullable=True, comment='Kling 主体创建任务 ID'),
    sa.Column('video_url', sa.Text(), nullable=False, comment='原始人物视频 URL'),
    sa.Column('trial_url', sa.Text(), nullable=True, comment='音色试听音频 URL'),
    sa.Column('status', sa.String(length=32), nullable=False, comment='状态: pending/voice_processing/voice_failed/element_processing/element_failed/succeed/timeout'),
    sa.Column('fail_reason', sa.Text(), nullable=True, comment='失败原因（中文可读）'),
    sa.Column('deleted_at', sa.DateTime(timezone=True), nullable=True, comment='软删除时间，NULL 表示未删除'),
    sa.Column('created_at', sa.DateTime(timezone=True), nullable=False, comment='记录创建时间'),
    sa.Column('updated_at', sa.DateTime(timezone=True), nullable=False, comment='记录更新时间'),
    sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_avatars_element_task_id'), 'avatars', ['element_task_id'], unique=False)
    op.create_index(op.f('ix_avatars_user_id'), 'avatars', ['user_id'], unique=False)
    op.create_index(op.f('ix_avatars_voice_task_id'), 'avatars', ['voice_task_id'], unique=False)
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index(op.f('ix_avatars_voice_task_id'), table_name='avatars')
    op.drop_index(op.f('ix_avatars_user_id'), table_name='avatars')
    op.drop_index(op.f('ix_avatars_element_task_id'), table_name='avatars')
    op.drop_table('avatars')
    # ### end Alembic commands ###