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import { Store, createSelector, select } from '@ngrx/store';
import { formatISO } from 'date-fns';
import { Subject, combineLatest, iif, merge } from 'rxjs';
import { debounceTime, distinctUntilChanged, filter, map, sample, switchMap, take, tap } from 'rxjs/operators';
import { Address } from 'ish-core/models/address/address.model';
import { Attribute } from 'ish-core/models/attribute/attribute.model';
import { CheckoutStepType } from 'ish-core/models/checkout/checkout-step.type';
import { LineItemUpdate } from 'ish-core/models/line-item-update/line-item-update.model';
import { PaymentInstrument } from 'ish-core/models/payment-instrument/payment-instrument.model';
import { PriceType } from 'ish-core/models/price/price.model';
import { Recurrence } from 'ish-core/models/recurrence/recurrence.model';
import { selectQueryParam, selectRouteData } from 'ish-core/store/core/router';
import { getServerConfigParameter } from 'ish-core/store/core/server-config';
import {
addMessageToMerchant,
addPromotionCodeToBasket,
assignBasketAddress,
continueCheckout,
createBasket,
createBasketAddress,
createBasketPayment,
deleteBasketAttribute,
deleteBasketItem,
deleteBasketItems,
deleteBasketPayment,
deleteBasketShippingAddress,
getBasketEligibleAddresses,
getBasketEligiblePaymentMethods,
getBasketEligibleShippingMethods,
getBasketError,
getBasketInfo,
getBasketInvoiceAddress,
getBasketLastTimeProductAdded,
getBasketLoading,
getBasketPromotionError,
getBasketShippingAddress,
getBasketValidationResults,
getCurrentBasket,
getEligibleFastCheckoutPaymentMethods,
getSubmittedBasket,
isBasketInvoiceAndShippingAddressEqual,
loadBasketEligibleAddresses,
loadBasketEligiblePaymentMethods,
loadBasketEligibleShippingMethods,
loadBasketWithId,
removePromotionCodeFromBasket,
setBasketAttribute,
setBasketDesiredDeliveryDate,
setBasketPayment,
startCheckout,
startFastCheckout,
startRedirectBeforeCheckout,
submitOrder,
updateBasket,
updateBasketAddress,
updateBasketCostCenter,
updateBasketItem,
updateBasketRecurrence,
updateBasketShippingMethod,
updateConcardisCvcLastUpdated,
} from 'ish-core/store/customer/basket';
import { getOrdersError, getSelectedOrder } from 'ish-core/store/customer/orders';
import { getRecurringOrder } from 'ish-core/store/customer/recurring-orders';
import { getLoggedInUser, getUserCostCenters, loadUserCostCenters } from 'ish-core/store/customer/user';
import { whenFalsy, whenTruthy } from 'ish-core/utils/operators';
import { AccountFacade } from './account.facade';
/* eslint-disable @typescript-eslint/member-ordering */
@Injectable({ providedIn: 'root' })
export class CheckoutFacade {
private basketChangeInternal$ = new Subject<void>();
constructor(private store: Store, private accountFacade: AccountFacade) {
if (!SSR) {
this.store
.pipe(
select(getBasketLastTimeProductAdded),
whenTruthy(),
sample(this.basketLoading$.pipe(debounceTime(500), whenFalsy()))
)
.subscribe(() => this.basketChangeInternal$.next());
}
}
checkoutStep$ = this.store.pipe(select(selectRouteData<number>('checkoutStep')));
start() {
this.store.dispatch(startCheckout());
}
submitOrder() {
this.store.dispatch(submitOrder());
}
continue(targetStep: CheckoutStepType) {
this.store.dispatch(continueCheckout({ targetStep }));
}
// BASKET
basket$ = this.store.pipe(select(getCurrentBasket));
basketChange$ = this.basketChangeInternal$.asObservable();
basketError$ = this.store.pipe(select(getBasketError));
basketInfo$ = this.store.pipe(select(getBasketInfo));
basketLoading$ = this.store.pipe(select(getBasketLoading));
basketValidationResults$ = this.store.pipe(select(getBasketValidationResults));
basketItemCount$ = this.basket$.pipe(map(basket => basket?.totalProductQuantity || 0));
basketItemTotal$ = this.basket$.pipe(map(basket => basket?.totals?.itemTotal));
basketLineItems$ = this.basket$.pipe(map(basket => (basket?.lineItems?.length ? basket.lineItems : undefined)));
submittedBasket$ = this.store.pipe(select(getSubmittedBasket));
basketMaxItemQuantity$ = this.store.pipe(
select(getServerConfigParameter<number>('basket.maxItemQuantity')),
map(qty => qty || 100)
);
loadBasketWithId(basketId: string) {
this.store.dispatch(loadBasketWithId({ basketId }));
}
createBasket() {
this.store.dispatch(createBasket());
}
deleteBasketItem(itemId: string) {
this.store.dispatch(deleteBasketItem({ itemId }));
}
deleteBasketItems() {
this.store.dispatch(deleteBasketItems());
}
updateBasketItem(update: LineItemUpdate) {
if (update.quantity) {
this.store.dispatch(updateBasketItem({ lineItemUpdate: update }));
} else {
this.store.dispatch(deleteBasketItem({ itemId: update.itemId }));
}
}
updateBasketItemWarranty(itemId: string, warrantySku: string) {
this.store.dispatch(updateBasketItem({ lineItemUpdate: { itemId, warrantySku } }));
}
updateBasketShippingMethod(shippingId: string) {
this.store.dispatch(updateBasketShippingMethod({ shippingId }));
}
updateBasketCostCenter(costCenter: string) {
this.store.dispatch(updateBasketCostCenter({ costCenter }));
}
updateBasketRecurrence(recurrence: Recurrence) {
this.store.dispatch(updateBasketRecurrence({ recurrence }));
}
updateBasketExternalOrderReference(externalOrderReference: string) {
this.store.dispatch(updateBasket({ update: { externalOrderReference } }));
}
setBasketCustomAttribute(attribute: Attribute): void {
this.store.dispatch(setBasketAttribute({ attribute }));
}
deleteBasketCustomAttribute(attributeName: string): void {
this.store.dispatch(deleteBasketAttribute({ attributeName }));
}
setBasketMessageToMerchant(messageToMerchant: string) {
// eslint-disable-next-line unicorn/no-null
this.store.dispatch(addMessageToMerchant({ messageToMerchant: messageToMerchant || null }));
}
// ORDERS
private ordersError$ = this.store.pipe(select(getOrdersError));
basketOrOrdersError$ = merge(this.basketError$, this.ordersError$);
submittedOrder$ = this.store.pipe(
select(selectQueryParam('recurringOrderId')),
switchMap(recurringOrderId =>
iif(
() => !!recurringOrderId,
// fetch recurring order information if recurringOrderId is present
this.store.pipe(select(getRecurringOrder(recurringOrderId))),
// otherwise fetch the information for a standard order
this.store.pipe(select(getSelectedOrder))
)
)
);
// SHIPPING
isDesiredDeliveryDateEnabled$ = this.store.pipe(
select(getServerConfigParameter<boolean>('shipping.desiredDeliveryDate'))
);
isDesiredDeliveryExcludeSaturday$ = this.store.pipe(
select(getServerConfigParameter<boolean>('shipping.deliveryExcludeSaturday'))
);
isDesiredDeliveryExcludeSunday$ = this.store.pipe(
select(getServerConfigParameter<boolean>('shipping.deliveryExcludeSunday'))
);
desiredDeliveryDaysMax$ = this.store.pipe(
select(getServerConfigParameter<number>('shipping.desiredDeliveryDaysMax'))
);
desiredDeliveryDaysMin$ = this.store.pipe(
select(getServerConfigParameter<number>('shipping.desiredDeliveryDaysMin'))
);
setDesiredDeliveryDate(date: Date) {
this.store.dispatch(
setBasketDesiredDeliveryDate({ desiredDeliveryDate: date ? formatISO(date, { representation: 'date' }) : '' })
);
}
eligibleShippingMethods$() {
return this.basket$.pipe(
whenTruthy(),
take(1),
tap(() => this.store.dispatch(loadBasketEligibleShippingMethods())),
switchMap(() => this.store.pipe(select(getBasketEligibleShippingMethods)))
);
}
eligibleShippingMethodsNoFetch$ = this.store.pipe(select(getBasketEligibleShippingMethods));
shippingMethod$(id: string) {
return this.eligibleShippingMethodsNoFetch$.pipe(
map(methods => (methods?.length ? methods.find(method => method.id === id) : undefined))
);
}
getValidShippingMethod$() {
return combineLatest([
this.basket$.pipe(whenTruthy()),
this.eligibleShippingMethodsNoFetch$.pipe(whenTruthy()),
]).pipe(
// compare baskets only by shippingMethod
distinctUntilChanged(
// spell-checker: words prevbasket prevship curbasket curship
([prevbasket, prevship], [curbasket, curship]) =>
prevbasket.commonShippingMethod?.id === curbasket.commonShippingMethod?.id && prevship === curship
),
map(([basket, shippingMethods]) => {
// if the basket has a shipping method and it's valid, do nothing
if (shippingMethods.find(method => method.id === basket.commonShippingMethod?.id)) {
return basket.commonShippingMethod.id;
}
// if there is no shipping method at basket or this basket shipping method is not valid anymore select automatically the 1st valid shipping method
if (
shippingMethods?.length &&
(!basket?.commonShippingMethod?.id ||
!shippingMethods.find(method => method.id === basket.commonShippingMethod?.id))
) {
return shippingMethods[0].id;
}
}),
whenTruthy(),
distinctUntilChanged()
);
}
// COST CENTER
eligibleCostCenterSelectOptions$(selectRole?: string) {
this.store.dispatch(loadUserCostCenters());
return this.store.pipe(
select(getUserCostCenters),
whenTruthy(),
map(costCenters =>
costCenters
.filter(costCenter => costCenter.roles.includes(selectRole ? selectRole : 'Buyer'))
.map(c => ({ label: `${c.id} ${c.name}`, value: c.id }))
)
);
}
// PAYMENT
priceType$ = this.store.pipe(select(getServerConfigParameter<PriceType>('pricing.priceType')));
eligiblePaymentMethods$() {
return this.basket$.pipe(
whenTruthy(),
take(1),
tap(() => this.store.dispatch(loadBasketEligiblePaymentMethods())),
switchMap(() => this.store.pipe(select(getBasketEligiblePaymentMethods)))
);
}
eligibleFastCheckoutPaymentMethods$ = this.store.pipe(select(getEligibleFastCheckoutPaymentMethods));
loadEligiblePaymentMethods() {
this.store.dispatch(loadBasketEligiblePaymentMethods());
}
setBasketPayment(paymentName: string) {
this.store.dispatch(setBasketPayment({ id: paymentName }));
}
startFastCheckout(paymentName: string) {
this.store.dispatch(startFastCheckout({ paymentId: paymentName }));
}
createBasketPayment(paymentInstrument: PaymentInstrument, saveForLater = false) {
this.store.dispatch(createBasketPayment({ paymentInstrument, saveForLater }));
}
deleteBasketPayment(paymentInstrument: PaymentInstrument) {
this.store.dispatch(deleteBasketPayment({ paymentInstrument }));
}
startRedirectBeforeCheckout() {
this.store.dispatch(startRedirectBeforeCheckout());
}
// ADDRESSES
basketInvoiceAddress$ = this.store.pipe(select(getBasketInvoiceAddress));
basketShippingAddress$ = this.store.pipe(select(getBasketShippingAddress));
basketInvoiceAndShippingAddressEqual$ = this.store.pipe(select(isBasketInvoiceAndShippingAddressEqual));
basketShippingAddressDeletable$ = this.store.pipe(
select(
createSelector(
getLoggedInUser,
getBasketEligibleAddresses,
getBasketShippingAddress,
(user, addresses, shippingAddress): boolean =>
!!shippingAddress &&
!!user &&
addresses?.length > 1 &&
(!user.preferredInvoiceToAddressUrn || user.preferredInvoiceToAddressUrn !== shippingAddress.urn) &&
(!user.preferredShipToAddressUrn || user.preferredShipToAddressUrn !== shippingAddress.urn)
)
)
);
/**
* Determines the eligible addresses of baskets that have an invoice address.
* This ensures that the basket has at least one address.
*/
eligibleAddresses$() {
return this.basket$.pipe(
whenTruthy(),
filter(basket => basket.invoiceToAddress !== undefined),
take(1),
tap(() => this.store.dispatch(loadBasketEligibleAddresses())),
switchMap(() => this.store.pipe(select(getBasketEligibleAddresses)))
);
}
assignBasketAddress(addressId: string, scope: 'invoice' | 'shipping' | 'any') {
this.store.dispatch(assignBasketAddress({ addressId, scope }));
}
createBasketAddress(address: Address, scope: 'invoice' | 'shipping' | 'any') {
Iif (!address || !scope) {
return;
}
this.store.dispatch(createBasketAddress({ address, scope }));
}
updateBasketAddress(address: Address) {
this.store.dispatch(updateBasketAddress({ address }));
}
deleteBasketAddress(addressId: string) {
this.store.dispatch(deleteBasketShippingAddress({ addressId }));
}
// PROMOTIONS
promotionError$ = this.store.pipe(select(getBasketPromotionError));
addPromotionCodeToBasket(code: string) {
this.store.dispatch(addPromotionCodeToBasket({ code }));
}
removePromotionCodeFromBasket(code: string) {
this.store.dispatch(removePromotionCodeFromBasket({ code }));
}
updateConcardisCvcLastUpdated(paymentInstrument: PaymentInstrument) {
this.store.dispatch(updateConcardisCvcLastUpdated({ paymentInstrument }));
}
// RECURRING ORDERS
// A basket can be used for a recurring order if
// - the user is logged in
// - the user is not logged in and there is no invoice address (exclude guest checkout)
// - there are no quote items in the basket
canUseBasketForRecurringOrder$ = combineLatest([
this.accountFacade.isLoggedIn$,
this.basketInvoiceAddress$,
this.basketLineItems$,
]).pipe(
map(([isLoggedIn, invoiceAddress, lineItems]) => {
const hasQuoteItems = (lineItems || []).some(item => item.quote);
return (isLoggedIn || !invoiceAddress) && !hasQuoteItems;
})
);
}
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