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import { HttpHeaders, HttpParams } from '@angular/common/http';
import { Inject, Injectable } from '@angular/core';
import { Store, select } from '@ngrx/store';
import { Observable, of, throwError } from 'rxjs';
import { concatMap, first, map, switchMap, take, withLatestFrom } from 'rxjs/operators';
import { AppFacade } from 'ish-core/facades/app.facade';
import { Basket } from 'ish-core/models/basket/basket.model';
import { Customer } from 'ish-core/models/customer/customer.model';
import { Link } from 'ish-core/models/link/link.model';
import { PaymentInstrumentData } from 'ish-core/models/payment-instrument/payment-instrument.interface';
import { PaymentInstrument } from 'ish-core/models/payment-instrument/payment-instrument.model';
import {
PaymentMethodBaseData,
PaymentMethodOptionsDataType,
} from 'ish-core/models/payment-method/payment-method.interface';
import { PaymentMethodMapper } from 'ish-core/models/payment-method/payment-method.mapper';
import { PaymentMethod } from 'ish-core/models/payment-method/payment-method.model';
import { Payment } from 'ish-core/models/payment/payment.model';
import { ApiService, unpackEnvelope } from 'ish-core/services/api/api.service';
import { getCurrentLocale } from 'ish-core/store/core/configuration';
import { whenTruthy } from 'ish-core/utils/operators';
/**
* The Payment Service handles the interaction with the 'baskets' and 'users' REST API concerning payment functionality.
*/
@Injectable({ providedIn: 'root' })
export class PaymentService {
constructor(
private apiService: ApiService,
private store: Store,
private appFacade: AppFacade,
@Inject(APP_BASE_HREF) private baseHref: string
) {}
private basketHeaders = new HttpHeaders({
'content-type': 'application/json',
Accept: 'application/vnd.intershop.basket.v1+json',
});
/**
* Get eligible payment methods for selected basket.
*
* @returns The eligible payment methods.
*/
getBasketEligiblePaymentMethods(): Observable<PaymentMethod[]> {
const params = new HttpParams().set('include', 'paymentInstruments');
return this.apiService
.currentBasketEndpoint()
.get('eligible-payment-methods', {
headers: this.basketHeaders,
params,
})
.pipe(map(PaymentMethodMapper.fromData));
}
/**
* Adds a fast checkout payment at the selected basket and generate redirect url in one step/request.
*
* @param paymentInstrument The payment instrument id.
* @returns The necessary url for redirecting to payment provider.
*/
setBasketFastCheckoutPayment(paymentInstrument: string): Observable<string> {
Iif (!paymentInstrument) {
return throwError(() => new Error('setBasketFastCheckoutPayment() called without paymentInstrument'));
}
const loc = `${location.origin}${this.baseHref}`;
return this.store.pipe(select(getCurrentLocale)).pipe(
whenTruthy(),
take(1),
switchMap(currentLocale => {
const body = {
paymentInstrument,
redirect: {
successUrl: `${loc}/checkout/review;lang=${currentLocale}?redirect=success`,
cancelUrl: `${loc}/basket;lang=${currentLocale}?redirect=cancel`,
failureUrl: `${loc}/basket;lang=${currentLocale}?redirect=cancel`,
},
};
return this.apiService
.currentBasketEndpoint()
.put<{
data: {
redirect: {
redirectUrl: string;
};
};
}>('payments/open-tender', body, {
headers: this.basketHeaders,
})
.pipe(map(payload => payload.data.redirect.redirectUrl));
})
);
}
/**
* Adds a payment at the selected basket. If redirect is required the redirect urls are saved at basket in dependence of the payment instrument capabilities (redirectBeforeCheckout/RedirectAfterCheckout).
*
* @param paymentInstrument The unique name of the payment method, e.g. ISH_INVOICE
* @returns The payment instrument.
*/
setBasketPayment(paymentInstrument: string): Observable<string> {
Iif (!paymentInstrument) {
return throwError(() => new Error('setBasketPayment() called without paymentInstrument'));
}
const params = new HttpParams().set('include', 'paymentMethod');
return this.apiService
.currentBasketEndpoint()
.put<{ data: PaymentInstrument; included: { paymentMethod: { [id: string]: PaymentMethodBaseData } } }>(
'payments/open-tender',
{ paymentInstrument },
{ headers: this.basketHeaders, params }
)
.pipe(
map(({ data, included }) =>
data?.paymentMethod && included ? included.paymentMethod[data.paymentMethod] : undefined
),
withLatestFrom(this.store.pipe(select(getCurrentLocale))),
concatMap(([pm, currentLocale]) => this.sendRedirectUrlsIfRequired(pm, paymentInstrument, currentLocale))
);
}
/**
* Checks, if RedirectUrls are requested by the server and sends them if it is necessary.
*
* @param pm The payment method to determine if redirect is required.
* @param paymentInstrument The payment instrument id.
* @param lang The language code of the current locale, e.g. en_US
* @returns The payment instrument id.
*/
private sendRedirectUrlsIfRequired(
pm: PaymentMethodBaseData,
paymentInstrument: string,
lang: string
): Observable<string> {
if (!pm?.capabilities || !pm.capabilities.some(data => ['RedirectBeforeCheckout'].includes(data))) {
return of(paymentInstrument);
// send redirect urls if there is a redirect required
} else E{
const loc = `${location.origin}${this.baseHref}`;
const redirect = {
successUrl: `${loc}/checkout/review;lang=${lang}?redirect=success`,
cancelUrl: `${loc}/checkout/payment;lang=${lang}?redirect=cancel`,
failureUrl: `${loc}/checkout/payment;lang=${lang}?redirect=failure`,
};
Iif (pm.capabilities.some(data => ['RedirectAfterCheckout'].includes(data))) {
// *OrderID* will be replaced by the ICM server
redirect.successUrl = `${loc}/checkout/receipt;lang=${lang}?redirect=success&orderId=*orderID*`;
redirect.cancelUrl = `${loc}/checkout/payment;lang=${lang}?redirect=cancel&orderId=*orderID*`;
redirect.failureUrl = `${loc}/checkout/payment;lang=${lang}?redirect=failure&orderId=*orderID*`;
}
const body = { paymentInstrument, redirect };
return this.apiService
.currentBasketEndpoint()
.put('payments/open-tender', body, { headers: this.basketHeaders })
.pipe(map(() => paymentInstrument));
}
}
/**
* Creates a payment instrument for the selected basket.
*
* @param paymentInstrument The payment instrument with parameters, id=undefined, paymentMethod= required.
* @returns The created payment instrument.
*/
createBasketPayment(paymentInstrument: PaymentInstrument): Observable<PaymentInstrument> {
Iif (!paymentInstrument) {
return throwError(() => new Error('createBasketPayment() called without paymentInstrument'));
}
Iif (!paymentInstrument.paymentMethod) {
return throwError(() => new Error('createBasketPayment() called without paymentMethodId'));
}
const params = new HttpParams().set('include', 'paymentMethod');
return this.apiService
.currentBasketEndpoint()
.post<{ data: PaymentInstrument }>('payment-instruments', paymentInstrument, {
headers: this.basketHeaders,
params,
})
.pipe(map(({ data }) => data));
}
/**
* Updates a payment for the selected basket. Used to set redirect query parameters and status after redirect.
*
* @param redirect The payment redirect information (parameters and status).
* @returns The updated payment.
*/
updateBasketPayment(params: { [key: string]: string }): Observable<Payment> {
Iif (!params) {
return throwError(() => new Error('updateBasketPayment() called without parameter data'));
}
Iif (!params.redirect) {
return throwError(() => new Error('updateBasketPayment() called without redirect parameter data'));
}
const redirect = {
status: params.redirect.toUpperCase(),
parameters: Object.entries(params)
.filter(([name]) => name !== 'redirect')
.map(([name, value]) => ({ name, value })),
};
return this.apiService
.currentBasketEndpoint()
.patch('payments/open-tender', { redirect }, { headers: this.basketHeaders })
.pipe(map(({ data }) => data));
}
/**
* Deletes a (basket/user) payment instrument.
* If the payment instrument is used at basket the related payment is also deleted from the selected basket.
*
* @param basket The basket.
* @param paymentInstrument The payment instrument, that is to be deleted
*/
deleteBasketPaymentInstrument(basket: Basket, paymentInstrument: PaymentInstrument): Observable<void> {
Iif (!basket) {
return throwError(() => new Error('deleteBasketPayment() called without basket'));
}
Iif (!paymentInstrument) {
return throwError(() => new Error('deleteBasketPayment() called without paymentInstrument'));
}
const deletePayment = basket.payment?.paymentInstrument?.id === paymentInstrument.id;
// user payment instrument
if (paymentInstrument.urn?.includes('user')) {
return this.deleteUserPaymentInstrument('-', paymentInstrument.id).pipe(
concatMap(() => (deletePayment ? this.deleteBasketPayment(basket) : of(undefined)))
);
}
// basket payment instrument, payment will be deleted automatically, if necessary
return this.apiService.delete(
`baskets/${this.apiService.encodeResourceId(basket.id)}/payment-instruments/${this.apiService.encodeResourceId(
paymentInstrument.id
)}`,
{ headers: this.basketHeaders }
);
}
/**
* Deletes the basket payment.
*
* @param basket The basket.
*/
deleteBasketPayment(basket: Basket): Observable<void> {
Iif (!basket) {
return throwError(() => new Error('deleteBasketPayment() called without basket'));
}
Iif (!basket.payment) {
return of();
}
return this.apiService.delete(
`baskets/${this.apiService.encodeResourceId(basket.id)}/payments/${this.apiService.encodeResourceId(
basket.payment.id
)}`,
{ headers: this.basketHeaders }
);
}
/**
* Gets the payment data of the customer.
*
* @param customer The customer data.
* @returns The customer's payments.
*/
getUserPaymentMethods(customer: Customer): Observable<PaymentMethod[]> {
Iif (!customer) {
return throwError(() => new Error('getUserPaymentMethods called without required body data'));
}
return this.appFacade.customerRestResource$.pipe(
first(),
concatMap(restResource =>
this.apiService.get(`${restResource}/${this.apiService.encodeResourceId(customer.customerNo)}/payments`).pipe(
unpackEnvelope<Link>(),
this.apiService.resolveLinks<PaymentInstrumentData>(),
concatMap(instruments =>
this.apiService
.options(`${restResource}/${this.apiService.encodeResourceId(customer.customerNo)}/payments`)
.pipe(
unpackEnvelope<PaymentMethodOptionsDataType>('methods'),
map(methods => PaymentMethodMapper.fromOptions({ methods, instruments }))
)
)
)
)
);
}
/**
* Creates a payment instrument at the customer.
*
* @param customerNo The customer data.
* @param paymentInstrument The payment instrument data.
* @returns The created payment instrument.
*/
createUserPayment(customerNo: string, paymentInstrument: PaymentInstrument): Observable<PaymentInstrument> {
Iif (!customerNo) {
return throwError(() => new Error('createUserPayment called without required customer number'));
}
Iif (!paymentInstrument?.paymentMethod) {
return throwError(() => new Error('createUserPayment called without required valid payment instrument'));
}
const body: {
name: string;
parameters?: {
key: string;
property: string;
}[];
} = {
name: paymentInstrument.paymentMethod,
parameters: paymentInstrument.parameters?.length
? paymentInstrument.parameters.map(attr => ({ key: attr.name, property: attr.value }))
: undefined,
};
return this.appFacade.customerRestResource$.pipe(
first(),
concatMap(restResource =>
this.apiService
.post(`${restResource}/${this.apiService.encodeResourceId(customerNo)}/payments`, body)
.pipe(this.apiService.resolveLink<PaymentInstrument>())
)
);
}
/**
* Deletes a payment instrument and the related payment from the given user.
*
* @param customerNo The customer number.
* @param paymentInstrumentId The (uu)id of the payment instrument.
*/
deleteUserPaymentInstrument(customerNo: string, paymentInstrumentId: string): Observable<void> {
Iif (!customerNo) {
return throwError(() => new Error('deleteUserPayment() called without customerNo'));
}
Iif (!paymentInstrumentId) {
return throwError(() => new Error('deleteUserPayment() called without paymentInstrumentId'));
}
return this.appFacade.customerRestResource$.pipe(
first(),
concatMap(restResource =>
this.apiService.delete<void>(
`${restResource}/${this.apiService.encodeResourceId(customerNo)}/payments/${this.apiService.encodeResourceId(
paymentInstrumentId
)}`
)
)
);
}
/**
* Update CvcLastUpdated in concardis credit card (user/basket) payment instrument.
*
* @param paymentInstrument The payment instrument, that is to be updated
*/
updateConcardisCvcLastUpdated(paymentInstrument: PaymentInstrument): Observable<PaymentInstrument> {
Iif (!paymentInstrument) {
return throwError(() => new Error('updateConcardisCvcLastUpdated() called without paymentInstrument'));
}
if (paymentInstrument.urn?.includes('basket')) {
// update basket payment instrument
const body: {
parameters?: {
name: string;
value: string;
}[];
} = {
parameters: paymentInstrument.parameters
.filter(attr => attr.name === 'cvcLastUpdated')
.map(attr => ({ name: attr.name, value: attr.value })),
};
return this.apiService
.currentBasketEndpoint()
.patch<{ data: PaymentInstrument }>(
`payment-instruments/${this.apiService.encodeResourceId(paymentInstrument.id)}`,
body,
{ headers: this.basketHeaders }
)
.pipe(map(({ data }) => data));
} else {
// update user payment instrument
const body: {
name: string;
parameters?: {
key: string;
property: string;
}[];
} = {
name: paymentInstrument.paymentMethod,
parameters: paymentInstrument.parameters.map(attr => ({ key: attr.name, property: attr.value })),
};
return this.apiService
.put(`customers/-/payments/${this.apiService.encodeResourceId(paymentInstrument.id)}`, body)
.pipe(map(() => paymentInstrument));
}
}
}
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