"""Unit tests for contract_term_transfer schemas."""

import pytest
from marshmallow import ValidationError

from abacus_contract.schemas.contract_term_transfer import (
    BulkAddAttachmentsRequestSchema,
)


def test_bulk_add_accepts_attachment_relations():
    """attachment_relations is accepted and passed through verbatim.

    The lambda forwards the staged term's label scoping so the destination
    term can show the account on the contract detail page.
    """
    body = {
        'contract_id': 99,
        'upcs': ['111'],
        'isrcs': [],
        'conditions': [],
        'attachment_relations': {'label_ids': ['789']},
    }

    loaded = BulkAddAttachmentsRequestSchema().load(body)

    assert loaded['attachment_relations'] == {'label_ids': ['789']}


def test_bulk_add_attachment_relations_defaults_to_none():
    """attachment_relations is optional and defaults to None when omitted."""
    body = {'contract_id': 99, 'upcs': ['111'], 'isrcs': [], 'conditions': []}

    loaded = BulkAddAttachmentsRequestSchema().load(body)

    assert loaded['attachment_relations'] is None


def test_bulk_add_accepts_name():
    """Accepts name and uses it as the created term's contract_term_name."""
    body = {
        'contract_id': 99,
        'upcs': ['111'],
        'isrcs': [],
        'conditions': [],
        'name': 'Product Term',
    }

    loaded = BulkAddAttachmentsRequestSchema().load(body)

    assert loaded['name'] == 'Product Term'


def test_bulk_add_name_defaults_to_none():
    """Omitting name defaults it to None."""
    body = {'contract_id': 99, 'upcs': ['111'], 'isrcs': [], 'conditions': []}

    loaded = BulkAddAttachmentsRequestSchema().load(body)

    assert loaded['name'] is None


def test_bulk_add_still_requires_at_least_one_value():
    """The at-least-one-of upcs/isrcs rule is unaffected by the new field."""
    body = {
        'contract_id': 99,
        'upcs': [],
        'isrcs': [],
        'conditions': [],
        'attachment_relations': {'label_ids': ['789']},
    }

    with pytest.raises(ValidationError, match='At least one'):
        BulkAddAttachmentsRequestSchema().load(body)