@medusajs/utils
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Medusa utilities functions shared by Medusa core and Modules
42 lines • 2 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.calculateCreditLinesTotal = calculateCreditLinesTotal;
const common_1 = require("../../common");
const big_number_1 = require("../big-number");
const math_1 = require("../math");
function calculateCreditLinesTotal({ creditLines, includesTax, taxRate, }) {
// the sum of all creditLine amounts excluding tax
let creditLinesSubtotal = math_1.MathBN.convert(0);
// the sum of all creditLine amounts including tax
let creditLinesTotal = math_1.MathBN.convert(0);
// the sum of all taxes on subtotals
let creditLinesTaxTotal = math_1.MathBN.convert(0);
for (const cl of creditLines) {
if (!(0, common_1.isDefined)(cl.amount)) {
continue;
}
const creditLineAmount = math_1.MathBN.convert(cl.amount);
creditLinesSubtotal = math_1.MathBN.add(creditLinesSubtotal, creditLineAmount);
if ((0, common_1.isDefined)(taxRate)) {
const creditLineSubtotal = includesTax
? math_1.MathBN.div(creditLineAmount, math_1.MathBN.add(1, taxRate))
: creditLineAmount;
const creditLineTaxTotal = math_1.MathBN.mult(creditLineSubtotal, taxRate);
const creditLineTotal = math_1.MathBN.add(creditLineSubtotal, creditLineTaxTotal);
cl["subtotal"] = new big_number_1.BigNumber(creditLineSubtotal);
cl["total"] = new big_number_1.BigNumber(creditLineTotal);
creditLinesTotal = math_1.MathBN.add(creditLinesTotal, creditLineTotal);
creditLinesTaxTotal = math_1.MathBN.add(creditLinesTaxTotal, creditLineTaxTotal);
}
else {
cl["subtotal"] = new big_number_1.BigNumber(creditLineAmount);
creditLinesTotal = math_1.MathBN.add(creditLinesTotal, creditLineAmount);
}
}
return {
creditLinesTotal,
creditLinesSubtotal,
creditLinesTaxTotal,
};
}
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