from unittest.mock import patch
from flask.testing import FlaskClient

from app.test.fixtures import client, app  # noqa
from .service import DoodadService
from .schema import DoodadSchema
from .model import Doodad
from .interface import DoodadInterface
from .. import BASE_ROUTE


def make_doodad(id: int = 123, name: str = 'Test doodad',
                 purpose: str = 'Test purpose') -> Doodad:
    return Doodad(
        doodad_id=id, name=name, purpose=purpose
    )


class TestDoodadResource:
    @patch.object(DoodadService, 'get_all',
                  lambda: [make_doodad(123, name='Test Doodad 1'),
                           make_doodad(456, name='Test Doodad 2')])
    def test_get(self, client: FlaskClient):  # noqa
        with client:
            results = client.get(f'/api/{BASE_ROUTE}/doodad',
                                 follow_redirects=True).get_json()
            expected = DoodadSchema(many=True).dump(
                [make_doodad(123, name='Test Doodad 1'),
                 make_doodad(456, name='Test Doodad 2')]
            ).data
            for r in results:
                assert r in expected

    @patch.object(DoodadService, 'create',
                  lambda create_request: Doodad(**create_request))
    def test_post(self, client: FlaskClient):  # noqa
        with client:

            payload = dict(name='Test doodad', purpose='Test purpose')
            result = client.post(f'/api/{BASE_ROUTE}/doodad/', json=payload).get_json()
            expected = DoodadSchema().dump(Doodad(
                name=payload['name'],
                purpose=payload['purpose'],
            )).data
            assert result == expected


def fake_update(doodad: Doodad, changes: DoodadInterface) -> Doodad:
    # To fake an update, just return a new object
    updated_Doodad = Doodad(doodad_id=doodad.doodad_id,
                              name=changes['name'],
                              purpose=changes['purpose'])
    return updated_Doodad


class TestDoodadIdResource:
    @patch.object(DoodadService, 'get_by_id',
                  lambda id: make_doodad(id=id))
    def test_get(self, client: FlaskClient):  # noqa
        with client:
            result = client.get(f'/api/{BASE_ROUTE}/doodad/123').get_json()
            expected = Doodad(doodad_id=123)
            assert result['doodadId'] == expected.doodad_id

    @patch.object(DoodadService, 'delete_by_id',
                  lambda id: [id])
    def test_delete(self, client: FlaskClient):  # noqa
        with client:
            result = client.delete(f'/api/{BASE_ROUTE}/doodad/123').get_json()
            expected = dict(status='Success', id=[123])
            assert result == expected

    @patch.object(DoodadService, 'get_by_id',
                  lambda id: make_doodad(id=id))
    @patch.object(DoodadService, 'update', fake_update)
    def test_put(self, client: FlaskClient):  # noqa
        with client:
            result = client.put(f'/api/{BASE_ROUTE}/doodad/123',
                                json={'name': 'New Doodad',
                                      'purpose': 'New purpose'}).get_json()
            expected = DoodadSchema().dump(
                Doodad(doodad_id=123, name='New Doodad', purpose='New purpose')).data
            assert result == expected