webrtc config electron

init on LoggedInView mounting
configurable via UserSettings
new class: CallMediaHandler

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/CallMediaHandler.js

@@ -0,0 +1,63 @@
+/*
+ Copyright 2017 Michael Telatynski <7t3chguy@gmail.com>
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+import UserSettingsStore from './UserSettingsStore';
+import * as Matrix from 'matrix-js-sdk';
+import q from 'q';
+
+export default {
+    getDevices: function() {
+        // Only needed for Electron atm, though should work in modern browsers
+        // once permission has been granted to the webapp
+        return navigator.mediaDevices.enumerateDevices().then(function(devices) {
+            const audioIn = {};
+            const videoIn = {};
+
+            devices.forEach((device) => {
+                switch (device.kind) {
+                    case 'audioinput': audioIn[device.deviceId] = device.label; break;
+                    case 'videoinput': videoIn[device.deviceId] = device.label; break;
+                }
+            });
+
+            // console.log("Loaded WebRTC Devices", mediaDevices);
+            return {
+                audioinput: audioIn,
+                videoinput: videoIn,
+            };
+        }, (error) => { console.log('Unable to refresh WebRTC Devices: ', error); });
+    },
+
+    loadDevices: function() {
+    //     this.getDevices().then((devices) => {
+        const localSettings = UserSettingsStore.getLocalSettings();
+    //         // if deviceId is not found, automatic fallback is in spec
+    //         // recall previously stored inputs if any
+        Matrix.setMatrixCallAudioInput(localSettings['webrtc_audioinput']);
+        Matrix.setMatrixCallVideoInput(localSettings['webrtc_videoinput']);
+        // });
+    },
+
+    setAudioInput: function(deviceId) {
+        UserSettingsStore.setLocalSetting('webrtc_audioinput', deviceId);
+        Matrix.setMatrixCallAudioInput(deviceId);
+    },
+
+    setVideoInput: function(deviceId) {
+        UserSettingsStore.setLocalSetting('webrtc_videoinput', deviceId);
+        Matrix.setMatrixCallVideoInput(deviceId);
+    },
+};