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import debugFactory from 'debug';
import { useContext, useMemo } from 'react';
import { PaymentMethodProviderContext } from '../payment-method-provider-context';
import type { PaymentMethod, TogglePaymentMethod } from '../../types';
const debug = debugFactory( 'composite-checkout:payment-methods' );
export function usePaymentMethodId(): [ string | null | undefined, ( id: string ) => void ] {
const { paymentMethodId, setPaymentMethodId } = useContext( PaymentMethodProviderContext );
if ( ! setPaymentMethodId ) {
throw new Error( 'usePaymentMethodId can only be used inside a CheckoutProvider' );
}
return [ paymentMethodId, setPaymentMethodId ];
}
export function usePaymentMethod(): PaymentMethod | null {
const { paymentMethodId, setPaymentMethodId } = useContext( PaymentMethodProviderContext );
const allPaymentMethods = useAllPaymentMethods();
if ( ! setPaymentMethodId ) {
throw new Error( 'usePaymentMethod can only be used inside a CheckoutProvider' );
}
if ( ! paymentMethodId ) {
return null;
}
const paymentMethod = allPaymentMethods.find( ( { id } ) => id === paymentMethodId );
if ( ! paymentMethod ) {
debug( `No payment method found matching id '${ paymentMethodId }' in`, allPaymentMethods );
return null;
}
return paymentMethod;
}
export function useAllPaymentMethods() {
const { allPaymentMethods } = useContext( PaymentMethodProviderContext );
if ( ! allPaymentMethods ) {
throw new Error( 'useAllPaymentMethods cannot be used outside of CheckoutProvider' );
}
return allPaymentMethods;
}
export function useAvailablePaymentMethodIds(): string[] {
const { allPaymentMethods, disabledPaymentMethodIds } = useContext(
PaymentMethodProviderContext
);
if ( ! allPaymentMethods ) {
throw new Error( 'useAvailablePaymentMethodIds cannot be used outside of CheckoutProvider' );
}
const paymentMethodIds = allPaymentMethods.map( ( method ) => method.id );
const availablePaymentMethodIds = useMemo(
() => paymentMethodIds.filter( ( id ) => ! disabledPaymentMethodIds.includes( id ) ),
[ paymentMethodIds, disabledPaymentMethodIds ]
);
debug( 'Returning available payment methods', availablePaymentMethodIds );
return availablePaymentMethodIds;
}
export function useTogglePaymentMethod(): TogglePaymentMethod {
const { allPaymentMethods, disabledPaymentMethodIds, setDisabledPaymentMethodIds } = useContext(
PaymentMethodProviderContext
);
if ( ! allPaymentMethods ) {
throw new Error( 'useTogglePaymentMethod cannot be used outside of CheckoutProvider' );
}
return ( paymentMethodId: string, available: boolean ) => {
const paymentMethod = allPaymentMethods.find( ( { id } ) => id === paymentMethodId );
if ( ! paymentMethod ) {
debug( `No payment method found matching id '${ paymentMethodId }' in`, allPaymentMethods );
return;
}
if ( available && disabledPaymentMethodIds.includes( paymentMethodId ) ) {
debug( 'Adding available payment method', paymentMethodId );
setDisabledPaymentMethodIds(
disabledPaymentMethodIds.filter( ( id ) => id !== paymentMethodId )
);
}
if ( ! available && ! disabledPaymentMethodIds.includes( paymentMethodId ) ) {
debug( 'Removing available payment method', paymentMethodId );
setDisabledPaymentMethodIds( [ ...disabledPaymentMethodIds, paymentMethodId ] );
}
};
}
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