@unchainedshop/plugins/lib/pricing/product-round.js

Official plugin collection for the Unchained Engine with payment, delivery, and pricing adapters

import { ProductPricingAdapter, ProductPricingDirector, } from '@unchainedshop/core';
export const ProductRound = {
    ...ProductPricingAdapter,
    key: 'shop.unchained.pricing.product-round',
    version: '1.0.0',
    label: 'Round product price',
    orderIndex: 90,
    isActivatedFor: () => {
        return true;
    },
    settings: {
        defaultPrecision: 5,
        roundTo: (value, precision) => Math.round(value / precision) * precision,
    },
    configure({ defaultPrecision, roundTo }) {
        if (defaultPrecision)
            this.settings.defaultPrecision = defaultPrecision;
        if (roundTo)
            this.settings.roundTo = roundTo;
    },
    actions: (params) => {
        const pricingAdapter = ProductPricingAdapter.actions(params);
        return {
            ...pricingAdapter,
            calculate: async () => {
                const { currencyCode } = params.context;
                const { defaultPrecision, roundTo } = ProductRound.settings;
                const { calculation = [] } = params.calculationSheet;
                if (calculation?.length) {
                    pricingAdapter.resultSheet().resetCalculation(params.calculationSheet);
                    calculation.forEach((item) => {
                        const newAmount = roundTo(item.amount, defaultPrecision, currencyCode);
                        pricingAdapter.resultSheet().calculation.push({
                            ...item,
                            amount: newAmount,
                        });
                    });
                }
                return pricingAdapter.calculate();
            },
        };
    },
};
ProductPricingDirector.registerAdapter(ProductRound);