"""Parsed uploader outcomes (US05-03).

Revision ID: 0009_upload_report_outcomes
Revises: 0008_upload_batches
Create Date: 2026-08-16

Per-item outcomes parsed from the immich-go report plus the parser evidence that
produced them, so "what did Immich do with this file?" survives a restart.
"""

import sqlalchemy as sa
from alembic import op

revision = "0009_upload_report_outcomes"
down_revision = "0008_upload_batches"
branch_labels = None
depends_on = None


def upgrade() -> None:
    # NULL parser = the uploader version has no pinned grammar; the batch is then
    # requires_verification however the process exited.
    op.add_column("upload_batches", sa.Column("parser", sa.String(), nullable=True))
    op.add_column("upload_batches", sa.Column("parser_version", sa.Integer(), nullable=True))
    op.add_column(
        "upload_batches", sa.Column("parsed_at", sa.DateTime(timezone=True), nullable=True)
    )
    # verified | requires_verification
    op.add_column("upload_batches", sa.Column("outcome_state", sa.String(), nullable=True))
    op.add_column("upload_batches", sa.Column("outcome_counts", sa.String(), nullable=True))
    op.add_column("upload_batches", sa.Column("report_counts", sa.String(), nullable=True))

    # uploaded | upgraded | duplicate | skipped | failed | unknown
    op.add_column("upload_items", sa.Column("outcome", sa.String(), nullable=True))
    op.add_column("upload_items", sa.Column("evidence", sa.String(), nullable=True))
    op.add_column(
        "upload_items", sa.Column("outcome_at", sa.DateTime(timezone=True), nullable=True)
    )


def downgrade() -> None:
    for column in ("outcome_at", "evidence", "outcome"):
        op.drop_column("upload_items", column)
    for column in (
        "report_counts",
        "outcome_counts",
        "outcome_state",
        "parsed_at",
        "parser_version",
        "parser",
    ):
        op.drop_column("upload_batches", column)