Adding new optional utility properties

.gitignore

@@ -58,4 +58,4 @@ typings/
 .env
 
 # build directories
-lib
+# lib

lib/index.d.ts

@@ -0,0 +1,31 @@
+/// <reference types="dom-mediacapture-record" />
+import { ReactElement } from "react";
+declare type ReactMediaRecorderRenderProps = {
+    error: string;
+    muteAudio: () => void;
+    unMuteAudio: () => void;
+    startRecording: () => void;
+    pauseRecording: () => void;
+    resumeRecording: () => void;
+    stopRecording: () => void;
+    mediaBlobUrl: null | string;
+    status: StatusMessages;
+    isAudioMuted: boolean;
+    previewStream: MediaStream | null;
+    clearBlobUrl: () => void;
+};
+declare type ReactMediaRecorderProps = {
+    render: (props: ReactMediaRecorderRenderProps) => ReactElement;
+    audio?: boolean | MediaTrackConstraints;
+    video?: boolean | MediaTrackConstraints;
+    screen?: boolean;
+    onStop?: (blobUrl: string, blob: Blob) => void;
+    onStart?: () => void;
+    blobPropertyBag?: BlobPropertyBag;
+    mediaRecorderOptions?: MediaRecorderOptions | null;
+    customMediaStream?: MediaStream | null;
+    stopStreamsOnStop?: boolean;
+};
+declare type StatusMessages = "media_aborted" | "permission_denied" | "no_specified_media_found" | "media_in_use" | "invalid_media_constraints" | "no_constraints" | "recorder_error" | "idle" | "acquiring_media" | "delayed_start" | "recording" | "stopping" | "stopped";
+export declare const ReactMediaRecorder: ({ render, audio, video, onStop, onStart, blobPropertyBag, screen, mediaRecorderOptions, customMediaStream, stopStreamsOnStop, }: ReactMediaRecorderProps) => ReactElement<any, string | ((props: any) => ReactElement<any, string | any | (new (props: any) => import("react").Component<any, any, any>)> | null) | (new (props: any) => import("react").Component<any, any, any>)>;
+export {};

src/index.ts

@@ -21,8 +21,11 @@ type ReactMediaRecorderProps = {
   video?: boolean | MediaTrackConstraints;
   screen?: boolean;
   onStop?: (blobUrl: string, blob: Blob) => void;
+  onStart?: () => void;
   blobPropertyBag?: BlobPropertyBag;
   mediaRecorderOptions?: MediaRecorderOptions | null;
+  customMediaStream?: MediaStream | null;
+  stopStreamsOnStop?: boolean;
 };
 
 type StatusMessages =
@@ -56,9 +59,12 @@ export const ReactMediaRecorder = ({
   audio = true,
   video = false,
   onStop = () => null,
+  onStart = () => null,
   blobPropertyBag,
   screen = false,
   mediaRecorderOptions = null,
+  customMediaStream = null,
+  stopStreamsOnStop = true,
 }: ReactMediaRecorderProps) => {
   const mediaRecorder = useRef<MediaRecorder | null>(null);
   const mediaChunks = useRef<Blob[]>([]);
@@ -75,7 +81,9 @@ export const ReactMediaRecorder = ({
       video: typeof video === "boolean" ? !!video : video,
     };
     try {
-      if (screen) {
+      if (customMediaStream) {
+        mediaStream.current = customMediaStream;
+      } else if (screen) {
         //@ts-ignore
         const stream = (await window.navigator.mediaDevices.getDisplayMedia({
           video: video || true,
@@ -168,6 +176,7 @@ export const ReactMediaRecorder = ({
       mediaRecorder.current = new MediaRecorder(mediaStream.current);
       mediaRecorder.current.ondataavailable = onRecordingActive;
       mediaRecorder.current.onstop = onRecordingStop;
+      mediaRecorder.current.onstart = onRecordingStart;
       mediaRecorder.current.onerror = () => {
         setError("NO_RECORDER");
         setStatus("idle");
@@ -181,6 +190,10 @@ export const ReactMediaRecorder = ({
     mediaChunks.current.push(data);
   };
 
+  const onRecordingStart = () => {
+    onStart();
+  };
+
   const onRecordingStop = () => {
     const [chunk] = mediaChunks.current;
     const blobProperty: BlobPropertyBag = Object.assign(
@@ -219,8 +232,10 @@ export const ReactMediaRecorder = ({
       if (mediaRecorder.current.state !== "inactive") {
         setStatus("stopping");
         mediaRecorder.current.stop();
-        mediaStream.current &&
-          mediaStream.current.getTracks().forEach((track) => track.stop());
+        if (stopStreamsOnStop) {
+          mediaStream.current &&
+            mediaStream.current.getTracks().forEach((track) => track.stop());
+        }
         mediaChunks.current = [];
       }
     }

yarn.lock

@@ -0,0 +1,41 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+"@types/dom-mediacapture-record@^1.0.2":
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/@types/dom-mediacapture-record/-/dom-mediacapture-record-1.0.7.tgz#08bacca4296ef521d59049f43e65cf971bbf6be1"
+  integrity sha512-ddDIRTO1ajtbxaNo2o7fPJggpN54PZf1ZUJKOjto2ENMJE/9GKUvaw3ZRuQzlS/p0E+PnIcssxfoqYJ4yiXSBw==
+
+"@types/node@^12.12.11":
+  version "12.12.54"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.12.54.tgz#a4b58d8df3a4677b6c08bfbc94b7ad7a7a5f82d1"
+  integrity sha512-ge4xZ3vSBornVYlDnk7yZ0gK6ChHf/CHB7Gl1I0Jhah8DDnEQqBzgohYG4FX4p81TNirSETOiSyn+y1r9/IR6w==
+
+"@types/prop-types@*":
+  version "15.7.3"
+  resolved "https://registry.yarnpkg.com/@types/prop-types/-/prop-types-15.7.3.tgz#2ab0d5da2e5815f94b0b9d4b95d1e5f243ab2ca7"
+  integrity sha512-KfRL3PuHmqQLOG+2tGpRO26Ctg+Cq1E01D2DMriKEATHgWLfeNDmq9e29Q9WIky0dQ3NPkd1mzYH8Lm936Z9qw==
+
+"@types/react@^16.9.11":
+  version "16.9.49"
+  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.9.49.tgz#09db021cf8089aba0cdb12a49f8021a69cce4872"
+  integrity sha512-DtLFjSj0OYAdVLBbyjhuV9CdGVHCkHn2R+xr3XkBvK2rS1Y1tkc14XSGjYgm5Fjjr90AxH9tiSzc1pCFMGO06g==
+  dependencies:
+    "@types/prop-types" "*"
+    csstype "^3.0.2"
+
+csstype@^3.0.2:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/csstype/-/csstype-3.0.3.tgz#2b410bbeba38ba9633353aff34b05d9755d065f8"
+  integrity sha512-jPl+wbWPOWJ7SXsWyqGRk3lGecbar0Cb0OvZF/r/ZU011R4YqiRehgkQ9p4eQfo9DSDLqLL3wHwfxeJiuIsNag==
+
+jsmin@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/jsmin/-/jsmin-1.0.1.tgz#e7bd0dcd6496c3bf4863235bf461a3d98aa3b98c"
+  integrity sha1-570NzWSWw79IYyNb9GGj2YqjuYw=
+
+typescript@^3.7.2:
+  version "3.9.7"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.7.tgz#98d600a5ebdc38f40cb277522f12dc800e9e25fa"
+  integrity sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==