@ginden/blinkstick-v2/dist/discovery/usb/find-first.js

Improved Blickstick API for Node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.findFirst = findFirst;
const discovery_filter_1 = require("../discovery-filter");
const find_raw_devices_1 = require("./find-raw-devices");
const lib_usb_transport_1 = require("../../transport/lib-usb-transport");
const create_blinkstick_libusb_1 = require("./create-blinkstick-libusb");
/**
 * @summary Find first attached BlinkStick using libusb and create a BlinkStickLibUsb instance.
 * @category Discovery
 */
async function findFirst(filter = () => true) {
    const actualFilter = (0, discovery_filter_1.createDiscoverFilterFn)(filter);
    const rawDevices = (0, find_raw_devices_1.findRawDevices)();
    for (const rawDevice of rawDevices) {
        const blinkStick = await lib_usb_transport_1.LibUsbTransport.calculateMinimalDeviceInfo(rawDevice);
        if (actualFilter(blinkStick)) {
            return (0, create_blinkstick_libusb_1.createBlinkstickLibUsb)(rawDevice);
        }
    }
    throw new Error('No BlinkStick found');
}
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