"use strict";
// A very simple workaround for Big int. Works in conjunction with our custom
// BigInt workaround at ./bigint.ts
Object.defineProperty(exports, "__esModule", { value: true });
const bigint_1 = require("./bigint");
let exportedDataView = DataView;
if (!exportedDataView.prototype.setBigUint64) {
    // Taken from https://gist.github.com/graup/815c9ac65c2bac8a56391f0ca23636fc
    exportedDataView.prototype.setBigUint64 = function (byteOffset, value, littleEndian) {
        let lowWord;
        let highWord;
        if (value < 2 ** 32) {
            lowWord = Number(value);
            highWord = 0;
        }
        else {
            var bigNumberAsBinaryStr = value.toString(2);
            // Convert the above binary str to 64 bit (actually 52 bit will work) by padding zeros in the left
            var bigNumberAsBinaryStr2 = "";
            for (var i = 0; i < 64 - bigNumberAsBinaryStr.length; i++) {
                bigNumberAsBinaryStr2 += "0";
            }
            bigNumberAsBinaryStr2 += bigNumberAsBinaryStr;
            highWord = parseInt(bigNumberAsBinaryStr2.substring(0, 32), 2);
            lowWord = parseInt(bigNumberAsBinaryStr2.substring(32), 2);
        }
        this.setUint32(byteOffset + (littleEndian ? 0 : 4), lowWord, littleEndian);
        this.setUint32(byteOffset + (littleEndian ? 4 : 0), highWord, littleEndian);
    };
    exportedDataView.prototype.getBigUint64 = function (byteOffset, littleEndian) {
        let lowWord = this.getUint32(byteOffset + (littleEndian ? 0 : 4), littleEndian);
        let highWord = this.getUint32(byteOffset + (littleEndian ? 4 : 0), littleEndian);
        var lowWordAsBinaryStr = lowWord.toString(2);
        var highWordAsBinaryStr = highWord.toString(2);
        // Convert the above binary str to 64 bit (actually 52 bit will work) by padding zeros in the left
        var lowWordAsBinaryStrPadded = "";
        for (var i = 0; i < 32 - lowWordAsBinaryStr.length; i++) {
            lowWordAsBinaryStrPadded += "0";
        }
        lowWordAsBinaryStrPadded += lowWordAsBinaryStr;
        return bigint_1.BigIntPolyfill("0b" + highWordAsBinaryStr + lowWordAsBinaryStrPadded);
    };
}
exports.DataViewPolyfill = exportedDataView;