@ledgerhq/hw-transport-webusb/lib-es/webusb.js

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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};
import { ledgerUSBVendorId } from "@ledgerhq/devices";
var ledgerDevices = [
    {
        vendorId: ledgerUSBVendorId
    },
];
export function requestLedgerDevice() {
    return __awaiter(this, void 0, void 0, function () {
        var device;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0: return [4 /*yield*/, navigator.usb.requestDevice({
                        filters: ledgerDevices
                    })];
                case 1:
                    device = _a.sent();
                    return [2 /*return*/, device];
            }
        });
    });
}
export function getLedgerDevices() {
    return __awaiter(this, void 0, void 0, function () {
        var devices;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0: return [4 /*yield*/, navigator.usb.getDevices()];
                case 1:
                    devices = _a.sent();
                    return [2 /*return*/, devices.filter(function (d) { return d.vendorId === ledgerUSBVendorId; })];
            }
        });
    });
}
export function getFirstLedgerDevice() {
    return __awaiter(this, void 0, void 0, function () {
        var existingDevices;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0: return [4 /*yield*/, getLedgerDevices()];
                case 1:
                    existingDevices = _a.sent();
                    if (existingDevices.length > 0)
                        return [2 /*return*/, existingDevices[0]];
                    return [2 /*return*/, requestLedgerDevice()];
            }
        });
    });
}
export var isSupported = function () {
    return Promise.resolve(!!navigator &&
        !!navigator.usb &&
        typeof navigator.usb.getDevices === "function");
};
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