@p0llen/speaker-detector-client/dist/hooks/useMicCheck.js

React components and hooks for live speaker detection and mic analysis.

import _asyncToGenerator from "@babel/runtime/helpers/esm/asyncToGenerator";
/**
 * useMicCheck hook (cleaned version)
 * - Enumerates available input devices
 * - Manages selection with localStorage persistence
 * - Does NOT access or analyze microphone streams
 */

import { useCallback, useEffect, useRef, useState } from "react";
var STORAGE_KEY = "mic-test-device-id";
export default function useMicCheck() {
  var [micStatus, setMicStatus] = useState("pending");
  var [devices, setDevices] = useState([]);
  var [selectedDeviceId, _setSelectedDeviceId] = useState(() => localStorage.getItem(STORAGE_KEY) || "");
  var lastIdsRef = useRef([]);
  var setSelectedDeviceId = useCallback(id => {
    _setSelectedDeviceId(id);
    if (id) localStorage.setItem(STORAGE_KEY, id);else localStorage.removeItem(STORAGE_KEY);
  }, []);
  var refreshDeviceList = useCallback(/*#__PURE__*/_asyncToGenerator(function* () {
    try {
      var all = yield navigator.mediaDevices.enumerateDevices();
      // Keep all audioinputs, including 'default'/'communications'. Some browsers
      // only expose those until after getUserMedia permission is granted.
      var audioInputs = all.filter(d => d.kind === "audioinput");
      setDevices(audioInputs);
      var ids = audioInputs.map(d => d.deviceId);
      var before = new Set(lastIdsRef.current);
      var newlyAdded = ids.filter(id => !before.has(id));
      lastIdsRef.current = ids;
      if (!selectedDeviceId && ids.length > 0) {
        setSelectedDeviceId(ids[0]);
      } else if (newlyAdded.length > 0) {
        setSelectedDeviceId(newlyAdded[0]);
      } else if (selectedDeviceId && !ids.includes(selectedDeviceId)) {
        setSelectedDeviceId(ids[0] || "");
      }
      setMicStatus(audioInputs.length > 0 ? "ok" : "none");
    } catch (err) {
      setDevices([]);
      setMicStatus("error");
    }
  }), [selectedDeviceId, setSelectedDeviceId]);
  useEffect(() => {
    var _navigator$mediaDevic;
    refreshDeviceList();
    var onChange = () => {
      refreshDeviceList();
    };
    (_navigator$mediaDevic = navigator.mediaDevices) === null || _navigator$mediaDevic === void 0 || _navigator$mediaDevic.addEventListener("devicechange", onChange);
    return () => {
      var _navigator$mediaDevic2;
      (_navigator$mediaDevic2 = navigator.mediaDevices) === null || _navigator$mediaDevic2 === void 0 || _navigator$mediaDevic2.removeEventListener("devicechange", onChange);
    };
  }, [refreshDeviceList]);
  return {
    micStatus,
    micStatusLabel: {
      pending: "⏳ Checking mic devices...",
      ok: "🎤 Mic devices found",
      none: "❌ No microphones detected",
      error: "⚠️ Failed to access microphone"
    }[micStatus] || "❔",
    devices,
    selectedDeviceId,
    setSelectedDeviceId,
    refreshDeviceList
  };
}