@iredium/butterfly/lib/helpers/uuid.js

Express API Framework

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UUID = void 0;
var encoding_1 = require("./encoding");
var uuid = require("uuid");
var mongoose = require("mongoose");
var bson = require("bson");
var ID_LENGTH = 22;
function ensureLength(input, targetLength) {
    var inputLength = input.length;
    if (inputLength < targetLength) {
        return "" + '0'.repeat(targetLength - inputLength) + input;
    }
    return input;
}
var UUID = /** @class */ (function () {
    function UUID() {
    }
    UUID.v4Base62 = function () {
        var buffer = uuid.parse(uuid.v4());
        return UUID.bufferToBase62(buffer);
    };
    // @ts-ignore
    UUID.bufferToBase62 = function (buffer) {
        var resultString = encoding_1.base62.encode(buffer);
        return ensureLength(resultString, ID_LENGTH);
    };
    UUID.stringToBuffer = function (uuidBase62) {
        if (uuidBase62.length > ID_LENGTH) {
            throw new Error("Exceeded maximum length of " + ID_LENGTH + ". Received uuidBase62 (length: " + uuidBase62.length + "): " + (uuidBase62.length > 30 ? uuidBase62.substr(0, 30) + "***" : uuidBase62));
        }
        var decodedUUIDBuf = encoding_1.base62.decode(uuidBase62.replace(/^[0]*/, ''));
        var uuidBuffer = new mongoose.Types.Buffer(decodedUUIDBuf);
        uuidBuffer.subtype(bson.Binary.SUBTYPE_UUID);
        return uuidBuffer.toObject();
    };
    return UUID;
}());
exports.UUID = UUID;