from odoo.tests.common import TransactionCase, tagged
from odoo.addons.fusion_accounting_ai.services.data_adapters.base import (
    DataAdapter, AdapterMode,
)
from odoo.addons.fusion_accounting_ai.services.data_adapters import get_adapter


@tagged('post_install', '-at_install')
class TestDataAdapterBase(TransactionCase):
    """Verify the data adapter base class chooses the correct backend."""

    def test_adapter_mode_pure_community(self):
        """With no fusion native and no Enterprise, adapter selects COMMUNITY."""
        adapter = DataAdapter(self.env)
        mode = adapter._select_mode(
            fusion_native_model='fusion.bank.rec.widget',
            enterprise_module='account_accountant',
        )
        self.assertIn(mode, (AdapterMode.FUSION, AdapterMode.ENTERPRISE, AdapterMode.COMMUNITY))

    def test_adapter_falls_back_when_fusion_model_missing(self):
        """Adapter must not error when the fusion native model isn't loaded."""
        adapter = DataAdapter(self.env)
        mode = adapter._select_mode(
            fusion_native_model='fusion.never.exists',
            enterprise_module='also_does_not_exist',
        )
        self.assertEqual(mode, AdapterMode.COMMUNITY)


@tagged('post_install', '-at_install')
class TestBankRecAdapter(TransactionCase):
    """Verify the bank-rec adapter returns rows in any install profile."""

    def setUp(self):
        super().setUp()
        self.journal = self.env['account.journal'].create({
            'name': 'Test Bank',
            'type': 'bank',
            'code': 'TBNK',
        })
        self.statement = self.env['account.bank.statement'].create({
            'name': 'Test Statement',
            'journal_id': self.journal.id,
        })
        self.line = self.env['account.bank.statement.line'].create({
            'statement_id': self.statement.id,
            'journal_id': self.journal.id,
            'date': '2026-04-18',
            'payment_ref': 'Test Payment',
            'amount': 100.0,
        })

    def test_list_unreconciled_returns_our_test_line(self):
        """The adapter should find the unreconciled line we just created."""
        adapter = get_adapter(self.env, 'bank_rec')
        rows = adapter.list_unreconciled(journal_id=self.journal.id, limit=10)
        ids = [r['id'] for r in rows]
        self.assertIn(self.line.id, ids,
            f"Expected line {self.line.id} in unreconciled list, got: {ids}")