basic setup to set devices

packages/desktop/src/providers/CommunicationsProvider.tsx

@@ -1,6 +1,8 @@
-import React, { useContext, useEffect } from 'react';
+import React, { useCallback, useContext, useEffect, useMemo, useRef } from 'react';
+import { useMediaDevices, useMount } from 'react-use';
 
 import { useImmer } from 'use-immer';
+import { useSnackbar } from 'notistack';
 
 // device ids for different types of content
 type DeviceSelections = { audio?: string; video?: string };
@@ -13,19 +15,59 @@ interface ICommunicationsContext {
 
 const CommunicationsContext = React.createContext<ICommunicationsContext>({});
 
+function useUserDevices() {
+  const devices = useMemo(() => {
+    if (!navigator.mediaDevices || !navigator.mediaDevices.enumerateDevices) {
+      console.log('enumerateDevices() not supported.');
+      return;
+    }
+
+    // List cameras and microphones.
+    let mediaDeviceInfo: MediaDeviceInfo[] = [];
+
+    navigator.mediaDevices
+      .enumerateDevices()
+      .then((devices) => {
+        devices.forEach((device) => {
+          console.log(device.kind + ': ' + device.label + ' id = ' + device.deviceId);
+        });
+        mediaDeviceInfo = devices;
+      })
+      .catch(function (err) {
+        console.log(err.name + ': ' + err.message);
+      });
+
+    return mediaDeviceInfo;
+  }, []);
+
+  const audioOutputDevices = useMemo(
+    () => devices.filter((device) => device.kind === 'audiooutput') ?? [],
+    [devices],
+  );
+  const audioInputDevices = useMemo(
+    () => devices.filter((device) => device.kind === 'audioinput') ?? [],
+    [devices],
+  );
+  const videoInputDevices = useMemo(
+    () => devices.filter((device) => device.kind === 'videoinput') ?? [],
+    [devices],
+  );
+
+  return { audioOutputDevices, audioInputDevices, videoInputDevices };
+}
+
+// todo save the selected devices in localstorage
 export function CommunicationsProvider({ children }: { children: React.ReactNode }) {
+  const { enqueueSnackbar } = useSnackbar();
   const [userDeviceSelections, setUserDeviceSelections] = useImmer<DeviceSelections>({});
 
-  // todo save the selected devices in localstorage
+  const devices = useUserDevices();
 
-  useEffect(() => {
-    navigator.mediaDevices
-      .getDisplayMedia()
-      .then((mediaStream) => {
-        console.log('selected stream', mediaStream);
-      })
-      .catch(console.error);
-  }, []);
+  // const getUserAudioDevices = useMemo(() => {
+  //   console.log(devices);
+  // }, [devices]);
+
+  // useMount(getUserAudioDevices);
 
   return (
     <CommunicationsContext.Provider value={{ userDeviceSelections }}>