@rafaelrabaco/cnpj/lib/CNPJ.js

Validate, generate, format and consult CNPJ numbers

"use strict";

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.clear = exports.format = exports.validate = exports.info = undefined;

var _axios = require("axios");

var _axios2 = _interopRequireDefault(_axios);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

const info = exports.info = (cnpj, options) => {
    cnpj = clear(cnpj);
    let headers = {};
    if (typeof options !== "undefined" && options["token"]) headers = { Authorization: `Bearer ${options["token"]}` };

    return (0, _axios2.default)({
        method: "get",
        url: `https://receitaws.com.br/v1/cnpj/${cnpj}`,
        headers: headers,
        timeout: typeof options !== "undefined" && options["timeout"] ? options["timeout"] : 3000
    }).then(response => response.data).catch(() => {
        return {
            status: "UNAVAILABLE",
            message: "Sistema indisponível no momento"
        };
    });
};

const validate = exports.validate = cnpj => {
    let value = clear(cnpj);
    if (value.length !== 14 || /^(\d)\1+$/.test(value)) return false;

    let length = value.length - 2;
    let numbers = value.substring(0, length);
    let digits = value.substring(length);
    let summ = 0;

    let pos = length - 7;

    for (let i = length; i >= 1; i--) {
        summ += numbers.charAt(length - i) * pos--;
        if (pos < 2) pos = 9;
    }

    let result = summ % 11 < 2 ? 0 : 11 - summ % 11;
    if (result != digits.charAt(0)) return false;

    length = length + 1;
    numbers = value.substring(0, length);
    summ = 0;
    pos = length - 7;

    for (let i = length; i >= 1; i--) {
        summ += numbers.charAt(length - i) * pos--;
        if (pos < 2) pos = 9;
    }
    result = summ % 11 < 2 ? 0 : 11 - summ % 11;

    if (result != digits.charAt(1)) return false;

    return true;
};

const format = exports.format = cnpj => {
    let value = clear(cnpj);
    return value.replace(/^(\d{2})(\d{3})(\d{3})(\d{4})(\d{2})$/, "$1.$2.$3/$4-$5");
};

const clear = exports.clear = cnpj => cnpj.replace(/\D/g, "");