"""Test the Product Service Entry Points.

Simple Grocery List (Sigl) | sigl.app
Copyright (c) 2022 Asymworks, LLC.  All Rights Reserved.
"""

import pytest

from sigl.domain.service import (
    list_addItem,
    list_by_id,
    list_create,
    list_deleteCrossedOff,
    list_entry_set_crossedOff,
    product_by_id,
    product_create,
)

# Always use 'app' fixture so ORM gets initialized
pytestmark = pytest.mark.usefixtures('app')


@pytest.mark.unit
def test_list_create_defaults(session):
    """Test newly created Lists are empty."""
    lc = list_create(session, 'Test')
    list = list_by_id(session, lc.id)

    assert list.name == 'Test'
    assert not list.entries


@pytest.mark.unit
def test_list_add_product_defaults(session):
    """Test adding a Product to a List."""
    list = list_create(session, 'Test')
    entry = list_addItem(session, list.id, productName='Eggs', productCategory='Dairy')

    assert entry.id is not None
    assert entry.product is not None
    assert entry.product.name == 'Eggs'
    assert entry.product.category == 'Dairy'
    assert entry.product.remember is True

    assert len(list.entries) == 1
    assert list.entries[0] == entry


@pytest.mark.unit
def test_list_add_product_by_id(session):
    """Test adding an existing Product to a List by Id."""
    p1 = product_create(session, 'Eggs', category='Dairy')

    list = list_create(session, 'Test')
    entry = list_addItem(session, list.id, productId=p1.id)

    assert entry.id is not None
    assert entry.product is not None
    assert entry.product.name == 'Eggs'
    assert entry.product.category == 'Dairy'
    assert entry.product.remember is True

    assert len(list.entries) == 1
    assert list.entries[0] == entry


@pytest.mark.unit
def test_list_add_product_by_name(session):
    """Test adding an existing Product to a List by Name."""
    product_create(session, 'Eggs', category='Dairy')

    list = list_create(session, 'Test')
    entry = list_addItem(session, list.id, productName='eggs')

    assert entry.id is not None
    assert entry.product is not None
    assert entry.product.name == 'Eggs'
    assert entry.product.category == 'Dairy'
    assert entry.product.remember is True

    assert len(list.entries) == 1
    assert list.entries[0] == entry


@pytest.mark.unit
def test_list_add_product_no_remember(session):
    """Test adding a Product to a List without remembering it."""
    list = list_create(session, 'Test')
    entry = list_addItem(
        session,
        list.id,
        productName='Eggs',
        productCategory='Dairy',
        remember=False,
    )

    assert entry.id is not None
    assert entry.product is not None
    assert entry.product.name == 'Eggs'
    assert entry.product.category == 'Dairy'
    assert entry.product.remember is False

    assert len(list.entries) == 1
    assert list.entries[0] == entry


@pytest.mark.unit
def test_list_removes_product_with_remember(session):
    """Test that checking off and deleting a remembered Product does not delete the Product Entry."""
    list = list_create(session, 'Test')
    entry = list_addItem(
        session,
        list.id,
        productName='Eggs',
        productCategory='Dairy',
        remember=True,
    )

    pid = entry.product.id

    list_entry_set_crossedOff(session, list.id, entry.id, True)
    list_deleteCrossedOff(session, list.id)

    assert product_by_id(session, pid) is not None


@pytest.mark.unit
def test_list_removes_product_no_remember(session):
    """Test that checking off and deleting a non-remembered Product deletes the Product Entry also."""
    list = list_create(session, 'Test')
    entry = list_addItem(
        session,
        list.id,
        productName='Eggs',
        productCategory='Dairy',
        remember=False,
    )

    pid = entry.product.id

    list_entry_set_crossedOff(session, list.id, entry.id, True)
    list_deleteCrossedOff(session, list.id)

    assert product_by_id(session, pid) is None