def test_basket_total_undiscounted_value_conditions(rf):
    request, shop, group = initialize_test(rf, False)

    basket = get_basket(request)
    supplier = get_default_supplier()

    product = create_product("Just-A-Product", shop, default_price="150", supplier=supplier)
    discounted_product = create_product("Just-A-Second-Product", shop, default_price="200", supplier=supplier)

    # CatalogCampaign
    catalog_campaign = CatalogCampaign.objects.create(active=True, shop=shop, name="test", public_name="test")
    # Limit catalog campaign to "discounted_product"
    product_filter = ProductFilter.objects.create()
    product_filter.products.add(discounted_product)
    catalog_campaign.filters.add(product_filter)

    basket.add_product(supplier=supplier, shop=shop, product=discounted_product, quantity=1)

    condition = BasketTotalUndiscountedProductAmountCondition.objects.create()
    condition.value = 1
    condition.save()
    assert not condition.matches(basket, [])

    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)
    assert condition.matches(basket, [])

    # Too high amount for undiscounted value
    condition.value = 151
    condition.save()

    assert not condition.matches(basket, [])

def test_product_in_basket_condition_with_variation_parent(rf):
    request, shop, group = initialize_test(rf, False)

    basket = get_basket(request)
    supplier = get_default_supplier()

    product = create_product(
        "test-product", shop, default_price="200", supplier=supplier, mode=ProductMode.SIMPLE_VARIATION_PARENT)

    child_products = []
    for x in range(0, 3):
        child_product = create_product("test-product-%s" % x, shop, default_price="10", supplier=supplier)
        child_product.link_to_parent(product)
        child_products.append(child_product)

    condition = ProductsInBasketCondition.objects.create()
    condition.values = [product]
    condition.operator = ComparisonOperator.EQUALS
    condition.quantity = 3
    condition.save()

    assert not condition.matches(basket, [])

    for child_product in child_products:
        basket.add_product(supplier=supplier, shop=shop, product=child_product, quantity=1)

    assert condition.matches(basket, [])

def test_price_cannot_be_under_zero(rf):

    activate("en")
    discount_amount = "200"
    original_price = "199.20"

    request, shop, group = initialize_test(rf, False)
    cat = Category.objects.create(name="test")
    rule1, rule2 = create_condition_and_filter(cat, request)

    campaign = CatalogCampaign.objects.create(shop=shop, name="test", active=True)
    campaign.conditions.add(rule1)
    campaign.filters.add(rule2)
    campaign.save()

    ProductDiscountAmount.objects.create(campaign=campaign, discount_amount=discount_amount)

    price = shop.create_price

    product = create_product("Just-A-Product-Too", shop, default_price=original_price)
    shop_product = product.get_shop_instance(shop)
    shop_product.categories.add(cat)
    shop_product.save()

    assert product.get_price_info(request, quantity=1).price == price("0")

def test_campaign_creation(rf):
    activate("en")
    request, shop, group = initialize_test(rf, False)
    cat = Category.objects.create(name="test")
    condition = ContactGroupCondition.objects.create()
    condition.contact_groups = request.customer.groups.all()
    condition.save()

    assert condition.values.first() == request.customer.groups.first()

    condition.values = request.customer.groups.all()
    condition.save()
    assert condition.values.first() == request.customer.groups.first()

    category_filter = CategoryFilter.objects.create()
    category_filter.categories.add(cat)
    category_filter.save()

    campaign = CatalogCampaign.objects.create(shop=shop, name="test", active=True)
    campaign.conditions.add(condition)
    campaign.filters.add(category_filter)
    campaign.save()
    ProductDiscountAmount.objects.create(campaign=campaign, discount_amount=20)

    # Make sure disabling campaign disables it filters and conditions
    assert campaign.filters.filter(active=True).exists()
    assert campaign.conditions.filter(active=True).exists()
    campaign.active = False
    campaign.save()
    assert not campaign.filters.filter(active=True).exists()
    assert not campaign.conditions.filter(active=True).exists()

def test_campaign_with_non_active_coupon(rf):
    initial_status = get_initial_order_status()
    request, shop, group = initialize_test(rf, include_tax=False)
    order = _get_order_with_coupon(request, initial_status)
    coupon = order.coupon_usages.first().coupon
    coupon.active = False
    coupon.save()

    modifier = UserFactory()
    contact = create_random_person(locale="en_US", minimum_name_comp_len=5)
    assert order.customer != contact
    state = _get_frontend_order_state(shop, contact)
    assert order.shop.id == state["shop"]["selected"]["id"]

    request = get_frontend_request_for_command(state, "finalize", modifier)
    response = OrderEditView.as_view()(request, pk=order.pk)
    assert_contains(response, "orderIdentifier")
    data = json.loads(response.content.decode("utf8"))
    edited_order = Order.objects.get(pk=order.pk)

    assert edited_order.identifier == data["orderIdentifier"] == order.identifier
    assert edited_order.pk == order.pk
    assert edited_order.lines.count() == 3
    assert OrderLineType.DISCOUNT not in [l.type for l in edited_order.lines.all()]
    assert edited_order.coupon_usages.count() == 0

def test_order_creation_adds_usage(rf, admin_user):
    request, shop, group = initialize_test(rf, False)

    source = seed_source(admin_user)
    source.add_line(
        type=OrderLineType.PRODUCT,
        product=get_default_product(),
        supplier=get_default_supplier(),
        quantity=1,
        base_unit_price=source.create_price(10),
    )
    source.add_line(
        type=OrderLineType.OTHER,
        quantity=1,
        base_unit_price=source.create_price(10),
        require_verification=True,
    )

    # add coupon
    coupon = Coupon.objects.create(active=True, code="asdf")

    campaign = BasketCampaign.objects.create(
        active=True,
        shop=shop,
        name="test",
        public_name="test",
        coupon=coupon)
    BasketDiscountPercentage.objects.create(campaign=campaign, discount_percentage="0.1")

    source.add_code(coupon.code)

    creator = OrderCreator()
    creator.create_order(source)

    assert CouponUsage.objects.count() == 1

def test_coupon_uniqueness(rf):
    request, shop, group = initialize_test(rf, False)
    first_campaign = BasketCampaign.objects.create(
        active=True,
        shop=shop,
        name="test",
        public_name="test",
        coupon=None)

    second_campaign = BasketCampaign.objects.create(
        active=True,
        shop=shop,
        name="test1",
        public_name="test1",
        coupon=None)

    BasketDiscountPercentage.objects.create(campaign=first_campaign, discount_percentage="0.1")
    BasketDiscountPercentage.objects.create(campaign=second_campaign, discount_percentage="0.1")

    coupon = Coupon.objects.create(active=True, code="test_code")
    first_campaign.coupon = coupon
    first_campaign.save()

    first_form = BasketCampaignForm(instance=first_campaign, request=request)
    assert len(first_form.fields["coupon"].choices) == 2  # coupon + empty

    second_form = BasketCampaignForm(instance=second_campaign, request=request)
    assert len(second_form.fields["coupon"].choices) == 1  # only empty

    # Can't set coupon for second campaign since coupon is unique
    with pytest.raises(IntegrityError):
        second_campaign.coupon = coupon
        second_campaign.save()

def test_category_product_in_basket_condition(rf):
    request, shop, group = initialize_test(rf, False)
    basket = get_basket(request)
    supplier = get_default_supplier()
    category = get_default_category()
    product = create_product("The Product", shop=shop, default_price="200", supplier=supplier)
    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)

    shop_product = product.get_shop_instance(shop)
    assert category not in shop_product.categories.all()

    condition = CategoryProductsBasketCondition.objects.create(
        category=category, operator=ComparisonOperator.EQUALS, quantity=1)

    # No match the product does not have the category
    assert not condition.matches(basket, [])

    shop_product.categories.add(category)
    assert condition.matches(basket, [])

    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)
    assert not condition.matches(basket, [])

    condition.operator = ComparisonOperator.GTE
    condition.save()

    assert condition.matches(basket, [])

def test_percentage_campaign(rf):
    request, shop, group = initialize_test(rf, False)
    price = shop.create_price

    basket = get_basket(request)
    supplier = get_default_supplier()
    # create a basket rule that requires at least value of 200
    rule = BasketTotalAmountCondition.objects.create(value="200")

    product_price = "200"

    discount_percentage = "0.1"

    expected_discounted_price = price(product_price) - (price(product_price) * Decimal(discount_percentage))

    product = create_product(printable_gibberish(), shop=shop, supplier=supplier, default_price=product_price)
    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)

    campaign = BasketCampaign.objects.create(
        shop=shop, public_name="test", name="test", active=True)
    campaign.conditions.add(rule)
    campaign.save()

    BasketDiscountPercentage.objects.create(campaign=campaign, discount_percentage=discount_percentage)

    assert len(basket.get_final_lines()) == 2
    assert basket.product_count == 1
    assert basket.total_price == expected_discounted_price

def test_basket_total_amount_conditions(rf):
    request, shop, group = initialize_test(rf, False)

    basket = get_basket(request)
    supplier = get_default_supplier()

    product = create_product("Just-A-Product-Too", shop, default_price="200")
    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)

    condition = BasketTotalAmountCondition.objects.create()
    condition.value = 1
    condition.save()
    assert condition.value == 1
    assert condition.matches(basket, [])

    condition2 = BasketMaxTotalAmountCondition.objects.create()
    condition2.value = 200
    condition2.save()

    assert condition2.matches(basket, [])

    condition2.value = 199
    condition2.save()

    assert not condition2.matches(basket, [])

def test_category_filter(rf):
    request, shop, group = initialize_test(rf, False)

    cat = get_default_category()
    cat_filter = CategoryFilter.objects.create()
    cat_filter.categories.add(cat)
    cat_filter.save()

    assert cat_filter.values.first() == cat
    category = Category.objects.create(
        parent=None,
        identifier="testcat",
        name="catcat",
    )
    cat_filter.values = [cat, category]
    cat_filter.save()

    assert cat_filter.values.count() == 2

    product = create_product("Just-A-Product-Too", shop, default_price="200")
    shop_product = product.get_shop_instance(shop)
    shop_product.categories.add(cat)
    shop_product.save()

    assert cat_filter.filter_queryset(ShopProduct.objects.all()).exists()  # filter matches

def test_only_cheapest_price_is_selected(rf):
    request, shop, group = initialize_test(rf, False)
    price = shop.create_price

    basket = get_basket(request)
    supplier = get_default_supplier()
     # create a basket rule that requires atleast value of 200
    rule = BasketTotalAmountCondition.objects.create(value="200")

    product_price = "200"

    discount1 = "10"
    discount2 = "20"  # should be selected
    product = create_product(printable_gibberish(), shop=shop, supplier=supplier, default_price=product_price)
    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)

    campaign1 = BasketCampaign.objects.create(shop=shop, public_name="test", name="test", active=True)
    campaign1.conditions.add(rule)
    campaign1.save()
    BasketDiscountAmount.objects.create(discount_amount=discount1, campaign=campaign1)

    campaign2 = BasketCampaign.objects.create(shop=shop, public_name="test", name="test", active=True)
    campaign2.conditions.add(rule)
    campaign2.save()
    BasketDiscountAmount.objects.create(discount_amount=discount2, campaign=campaign2)

    assert len(basket.get_final_lines()) == 2

    line_types = [l.type for l in basket.get_final_lines()]
    assert OrderLineType.DISCOUNT in line_types

    for line in basket.get_final_lines():
        if line.type == OrderLineType.DISCOUNT:
            assert line.discount_amount == price(discount2)

def test_campaign_all_rules_must_match1(rf):
    activate("en")
    discount_amount = "20.53"
    original_price = "199.20"

    request, shop, group = initialize_test(rf, False)
    cat = Category.objects.create(name="test")
    rule1 = ContactGroupCondition.objects.create()
    rule1.contact_groups = request.customer.groups.all()
    rule1.save()

    rule2 = CategoryFilter.objects.create()
    rule2.categories.add(cat)
    rule2.save()

    campaign = CatalogCampaign.objects.create(shop=shop, name="test", active=True)
    campaign.conditions.add(rule1)
    campaign.filters.add(rule2)
    campaign.save()

    ProductDiscountAmount.objects.create(campaign=campaign, discount_amount=discount_amount)


    product = create_product("Just-A-Product-Too", shop, default_price=original_price)

    price = shop.create_price
    # price should not be discounted because the request.category is faulty
    assert product.get_price_info(request, quantity=1).price == price(original_price)

    shop_product = product.get_shop_instance(shop)
    shop_product.categories.add(cat)
    shop_product.save()
    # now the category is set, so both rules match, disconut should be given
    assert product.get_price_info(request, quantity=1).price == (price(original_price) - price(discount_amount))

def test_productfilter_works(rf):
    request, shop, group = initialize_test(rf, False)
    price = shop.create_price
    product_price = "100"
    discount_percentage = "0.30"

    supplier = get_default_supplier()
    product = create_product(printable_gibberish(), shop=shop, supplier=supplier, default_price=product_price)
    shop_product = product.get_shop_instance(shop)

    # create catalog campaign
    catalog_filter = ProductFilter.objects.create()
    catalog_filter.products.add(product)

    assert catalog_filter.matches(shop_product)

    catalog_campaign = CatalogCampaign.objects.create(shop=shop, active=True, name="test")
    catalog_campaign.filters.add(catalog_filter)
    cdp = ProductDiscountPercentage.objects.create(campaign=catalog_campaign, discount_percentage=discount_percentage)

    # add product to basket
    basket = get_basket(request)
    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)
    basket.shipping_method = get_shipping_method(shop=shop)
    basket.save()

    expected_total = price(product_price) - (Decimal(discount_percentage) * price(product_price))
    assert basket.total_price == expected_total

def test_product_in_basket_condition(rf):
    request, shop, group = initialize_test(rf, False)

    basket = get_basket(request)
    supplier = get_default_supplier()

    product = create_product("Just-A-Product-Too", shop, default_price="200")
    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)

    condition = ProductsInBasketCondition.objects.create()
    condition.values = [product]
    condition.save()

    assert condition.values.first() == product

    assert condition.matches(basket, [])

    condition.quantity = 2
    condition.save()

    assert not condition.matches(basket, [])

    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)
    assert condition.matches(basket, [])

    condition.operator = ComparisonOperator.EQUALS
    condition.save()

    assert condition.matches(basket, [])

    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)
    assert not condition.matches(basket, [])

def test_percentage_campaigns(rf):
    activate("en")
    discount_percentage = "0.14"
    original_price = "123.47"

    request, shop, group = initialize_test(rf, False)
    cat = Category.objects.create(name="test")
    rule1 = ContactGroupCondition.objects.create()
    rule1.contact_groups = request.customer.groups.all()
    rule1.save()

    rule2 = CategoryFilter.objects.create()
    rule2.categories.add(cat)
    rule2.save()
    campaign = CatalogCampaign.objects.create(shop=shop, name="test", active=True)
    campaign.conditions.add(rule1)
    campaign.filters.add(rule2)
    campaign.save()

    cdp = ProductDiscountPercentage.objects.create(campaign=campaign, discount_percentage=discount_percentage)

    product = create_product("Just-A-Product-Too", shop, default_price=original_price)

    price = shop.create_price
    # price should not be discounted because the request.category is faulty
    assert product.get_price_info(request, quantity=1).price == price(original_price)

    shop_product = product.get_shop_instance(shop)
    shop_product.categories.add(cat)
    shop_product.save()
    # now the category is set, so both rules match, discount should be given
    discounted_price = price(original_price) - (price(original_price) * Decimal(cdp.value))
    assert product.get_price_info(request, quantity=1).price == discounted_price

def test_minimum_price_is_forced(rf):
    activate("en")
    discount_amount = "20.53"
    original_price = "199.20"
    allowed_minimum_price = "190.20"

    request, shop, group = initialize_test(rf, False)
    cat = Category.objects.create(name="test")
    rule1, rule2 = create_condition_and_filter(cat, request)
    campaign = CatalogCampaign.objects.create(shop=shop, name="test", active=True)
    campaign.conditions.add(rule1)
    campaign.filters.add(rule2)
    campaign.save()

    ProductDiscountAmount.objects.create(campaign=campaign, discount_amount=discount_amount)

    price = shop.create_price

    product = create_product("Just-A-Product-Too", shop, default_price=original_price)
    shop_product = product.get_shop_instance(shop)
    shop_product.minimum_price = price(allowed_minimum_price)
    shop_product.save()

    # price should not be discounted because the request.category is faulty
    assert product.get_price_info(request, quantity=1).price == price(original_price)

    shop_product.categories.add(cat)
    shop_product.save()
    # now the category is set, so both rules match, discount should be given
    assert product.get_price_info(request, quantity=1).price == shop_product.minimum_price

def test_category_product_in_basket_condition(rf):
    request, shop, group = initialize_test(rf, False)
    basket = get_basket(request)
    supplier = get_default_supplier()
    category = get_default_category()
    product = create_product("The Product", shop=shop, default_price="200", supplier=supplier)
    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)
    basket.shipping_method = get_shipping_method(shop=shop)

    shop_product = product.get_shop_instance(shop)
    assert category not in shop_product.categories.all()

    condition = CategoryProductsBasketCondition.objects.create(operator=ComparisonOperator.EQUALS, quantity=1)
    condition.categories.add(category)

    # No match the product does not have the category
    assert not condition.matches(basket, [])

    category.shop_products.add(shop_product)
    assert condition.matches(basket, [])

    basket.add_product(supplier=supplier, shop=shop, product=product, quantity=1)
    assert not condition.matches(basket, [])

    condition.operator = ComparisonOperator.GTE
    condition.save()

    assert condition.matches(basket, [])

    condition.excluded_categories.add(category)
    assert not condition.matches(basket, [])

    with pytest.raises(CampaignsInvalidInstanceForCacheUpdate):
        update_filter_cache("test", shop)

def test_basket_campaign_with_multiple_supppliers(rf):
    request, shop, group = initialize_test(rf, False)
    supplier1 = Supplier.objects.create(identifier="1")
    supplier2 = Supplier.objects.create(identifier="2")

    price = shop.create_price
    basket = get_basket(request)
    
    single_product_price = "50"
    discount_amount_supplier1 = "10"
    discount_amount_supplier2 = "40"

    product1 = create_product("product1", shop=shop, supplier=supplier1, default_price=single_product_price)
    product2 = create_product("product2", shop=shop, supplier=supplier2, default_price=single_product_price)

    basket.add_product(supplier=supplier1, shop=shop, product=product1, quantity=1)
    basket.add_product(supplier=supplier2, shop=shop, product=product2, quantity=1)
    basket.shipping_method = get_shipping_method(shop=shop)
    basket.save()

    assert basket.product_count == 2
    assert basket.total_price.value == 100

    # Create campaign for supplier one
    basket_rule1 = ProductsInBasketCondition.objects.create(quantity=1)
    basket_rule1.products.add(product1)

    campaign = BasketCampaign.objects.create(
        shop=shop, public_name="test", name="test", active=True, supplier=supplier1)
    campaign.conditions.add(basket_rule1)
    campaign.save()
    BasketDiscountAmount.objects.create(
        campaign=campaign, discount_amount=discount_amount_supplier1)

    basket.uncache()
    lines = basket.get_final_lines()
    assert len(lines) == 4
    assert basket.total_price.value == 90  # 10d discount from the supplier1 product
    line = _get_discount_line(lines, 10)
    assert line.supplier == supplier1


    # Create campaign for supplier two
    basket_rule2 = ProductsInBasketCondition.objects.create(quantity=1)
    basket_rule2.products.add(product2)

    campaign = BasketCampaign.objects.create(
        shop=shop, public_name="test", name="test", active=True, supplier=supplier2)
    campaign.conditions.add(basket_rule2)
    campaign.save()
    BasketDiscountAmount.objects.create(
        campaign=campaign, discount_amount=discount_amount_supplier2)

    basket.uncache()
    lines = basket.get_final_lines()
    assert len(lines) == 5
    assert basket.total_price.value == 50  # -10d - 40d from 100d
    line = _get_discount_line(lines, 40)
    assert line.supplier == supplier2

def test_condition_doesnt_match(rf):
    activate("en")
    request, shop, group = initialize_test(rf, False)
    condition = ContactGroupCondition.objects.create()
    condition.contact_groups = [get_default_customer_group()]
    condition.save()

    request.customer = None

    assert not condition.matches(request)