"""Add manual task script/video upload fields

Revision ID: 002
Revises: 001
Create Date: 2026-02-04
"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision: str = "002"
down_revision: Union[str, None] = "001"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column(
        "manual_tasks",
        sa.Column("video_uploaded_at", sa.DateTime(timezone=True), nullable=True),
    )
    op.alter_column(
        "manual_tasks",
        "video_url",
        existing_type=sa.String(length=2048),
        nullable=True,
    )
    op.add_column(
        "manual_tasks",
        sa.Column("script_content", sa.Text(), nullable=True),
    )
    op.add_column(
        "manual_tasks",
        sa.Column("script_file_url", sa.String(length=2048), nullable=True),
    )
    op.add_column(
        "manual_tasks",
        sa.Column("script_uploaded_at", sa.DateTime(timezone=True), nullable=True),
    )


def downgrade() -> None:
    op.drop_column("manual_tasks", "script_uploaded_at")
    op.drop_column("manual_tasks", "script_file_url")
    op.drop_column("manual_tasks", "script_content")
    op.alter_column(
        "manual_tasks",
        "video_url",
        existing_type=sa.String(length=2048),
        nullable=False,
    )
    op.drop_column("manual_tasks", "video_uploaded_at")