feat: add video SDK v2 and video stream (#1017)

* add: ethers support (#952) * fix: fix viem support, add ethers support * fix: remove @pushprotocol/socket dependency from restapi * fix: changed ethers fn * fix: fix ether changes * fix: fix subscribev2 * chore: readme changes * fix: fix ethers provider issue * fix: fix channel.update * feat(video-v2): add video v2 class and stream (#930) * feat(video-v2): add highlevel video class * feat(video): add video stream * fix(sendnotification): modify rules.access.data to be an object & code cleanup * fix(video): remove signer from input, throw err if signer, decrypted pgp key not found * feat(video): add sendNotification calls in connect, disconnect methods * fix(videonotificationrules): typo in VideoNotificationRules interface * feat(video stream): handle connect, retry internally from the SDK * feat(video connect): remove the connect method from the videov2 SDK * fix(videov2): create push signer instance to get chain id in initialize() * fix(video stream): add backwards compatibilty to rules object for older SDK versions * fix(video stream): fix bug in rules object creation * feat(video): update param names for video.initialize() * feat(video): add internal event handlers for stream in video SDK --------- Co-authored-by: Mohammed S <shoaibmohammed92@gmail.com> --------- Co-authored-by: Aman Gupta <guptaaman200115@gmail.com> Co-authored-by: Mohammed S <shoaibmohammed92@gmail.com>
push-protocol · Jan 15, 2024 · 6ae974b · 6ae974b
1 parent 8e2cec9
commit 6ae974b
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diff --git a/packages/restapi/src/lib/payloads/helpers.ts b/packages/restapi/src/lib/payloads/helpers.ts
@@ -7,7 +7,7 @@ import {
   ISendNotificationInputOptions,
   INotificationPayload,
   walletType,
-  VideNotificationRules,
+  VideoNotificationRules,
 } from '../types';
 import {
   IDENTITY_TYPE,
@@ -212,7 +212,7 @@ export async function getVerificationProof({
   wallet?: walletType;
   pgpPrivateKey?: string;
   env?: ENV;
-  rules?:VideNotificationRules;
+  rules?:VideoNotificationRules;
 }) {
   let message = null;
   let verificationProof = null;

diff --git a/packages/restapi/src/lib/payloads/sendNotifications.ts b/packages/restapi/src/lib/payloads/sendNotifications.ts
@@ -185,7 +185,7 @@ export async function sendNotification(options: ISendNotificationInputOptions) {
       uuid,
       // for the pgpv2 verfication proof
       chatId:
-        rules?.access.data ?? // for backwards compatibilty with 'chatId' param
+        rules?.access.data.chatId ?? // for backwards compatibilty with 'chatId' param
         chatId,
       pgpPrivateKey,
     });
@@ -231,7 +231,7 @@ export async function sendNotification(options: ISendNotificationInputOptions) {
         ? {
             rules: rules ?? {
               access: {
-                data: chatId,
+                data: { chatId },
                 type: VIDEO_NOTIFICATION_ACCESS_TYPE.PUSH_CHAT,
               },
             },

diff --git a/packages/restapi/src/lib/pushapi/PushAPI.ts b/packages/restapi/src/lib/pushapi/PushAPI.ts
@@ -16,6 +16,7 @@ import {
   STREAM,
 } from '../pushstream/pushStreamTypes';
 import { ALPHA_FEATURE_CONFIG } from '../config';
+import { Video } from './video';
 import { isValidCAIP10NFTAddress } from '../helpers';
 
 export class PushAPI {
@@ -29,6 +30,8 @@ export class PushAPI {
   private progressHook?: (progress: ProgressHookType) => void;
 
   public chat: Chat; // Public instances to be accessed from outside the class
+  public video: Video;
+
   public profile: Profile;
   public encryption: Encryption;
   private user: User;
@@ -86,6 +89,13 @@ export class PushAPI {
       this.progressHook
     );
     this.user = new User(this.account, this.env);
+
+    this.video = new Video(this.account,
+      this.env,
+      this.decryptedPgpPvtKey,
+      this.signer
+    );
+
     this.errors = initializationErrors || [];
   }
   // Overloaded initialize method signatures

diff --git a/packages/restapi/src/lib/pushapi/pushAPITypes.ts b/packages/restapi/src/lib/pushapi/pushAPITypes.ts
@@ -1,4 +1,5 @@
 import Constants, { ENV } from '../constants';
+import type { PushStream } from '../pushstream/PushStream';
 import { ChatStatus, ProgressHookType, Rules } from '../types';
 
 export enum ChatListType {
@@ -66,3 +67,12 @@ export interface ParticipantStatus {
   role: 'admin' | 'member';
   participant: boolean;
 }
+
+export interface VideoInitializeOptions {
+  stream: PushStream;
+  config: {
+    video?: boolean;
+    audio?: boolean;
+  };
+  media?: MediaStream;
+}
diff --git a/packages/restapi/src/lib/pushapi/video.ts b/packages/restapi/src/lib/pushapi/video.ts
@@ -0,0 +1,146 @@
+import { ENV } from '../constants';
+import CONSTANTS from '../constantsV2';
+import { SignerType, VideoCallData, VideoCallStatus } from '../types';
+import { Signer as PushSigner } from '../helpers';
+
+import { Video as VideoV1, initVideoCallData } from '../video/Video';
+import { VideoV2 } from '../video/VideoV2';
+import { VideoInitializeOptions } from './pushAPITypes';
+import { VideoEvent, VideoEventType } from '../pushstream/pushStreamTypes';
+import { produce } from 'immer';
+import { endStream } from '../video/helpers/mediaToggle';
+
+export class Video {
+  constructor(
+    private account: string,
+    private env: ENV,
+    private decryptedPgpPvtKey?: string,
+    private signer?: SignerType
+  ) {}
+
+  async initialize(
+    onChange: (fn: (data: VideoCallData) => VideoCallData) => void,
+    options: VideoInitializeOptions
+  ) {
+    const { stream, config, media } = options;
+
+    if (!this.signer) {
+      throw new Error('Signer is required for push video');
+    }
+
+    if (!this.decryptedPgpPvtKey) {
+      throw new Error(
+        'PushSDK was initialized in readonly mode. Video functionality is not available.'
+      );
+    }
+
+    const chainId = await new PushSigner(this.signer).getChainId();
+
+    if (!chainId) {
+      throw new Error('Chain Id not retrievable from signer');
+    }
+
+    // Initialize the video instance with the provided options
+    const videoV1Instance = new VideoV1({
+      signer: this.signer!,
+      chainId,
+      pgpPrivateKey: this.decryptedPgpPvtKey!,
+      env: this.env,
+      setData: onChange,
+    });
+
+    // Create the media stream with the provided options
+    await videoV1Instance.create({
+      ...(media && {
+        stream: media,
+      }),
+      ...(config?.audio && {
+        audio: config.audio,
+      }),
+      ...(config?.video && {
+        video: config.video,
+      }),
+    });
+
+    // Setup video event handlers
+    stream.on(CONSTANTS.STREAM.VIDEO, (data: VideoEvent) => {
+      const {
+        address,
+        signal,
+        meta: { rules },
+      } = data.peerInfo;
+
+      const chatId = rules.access.data.chatId;
+
+      // If the event is RequestVideo, update the video call 'data' state with the incoming call data
+      if (data.event === VideoEventType.RequestVideo) {
+        videoV1Instance.setData((oldData) => {
+          return produce(oldData, (draft) => {
+            draft.local.address = this.account;
+            draft.incoming[0].address = address;
+            draft.incoming[0].status = VideoCallStatus.RECEIVED;
+            draft.meta.chatId = chatId!;
+            draft.meta.initiator.address = address;
+            draft.meta.initiator.signal = signal;
+          });
+        });
+      }
+
+      // Check if the chatId from the incoming video event matches the chatId of the current video instance
+      if (chatId && chatId === videoV1Instance.data.meta.chatId) {
+        // If the event is DenyVideo, destroy the local stream & reset the video call data
+        if (data.event === VideoEventType.DenyVideo) {
+          // destroy the local stream
+          if (videoV1Instance.data.local.stream) {
+            endStream(videoV1Instance.data.local.stream);
+          }
+
+          videoV1Instance.setData(() => initVideoCallData);
+        }
+
+        // If the event is ApproveVideo or RetryApproveVideo, connect to the video
+        if (
+          data.event === VideoEventType.ApproveVideo ||
+          data.event === VideoEventType.RetryApproveVideo
+        ) {
+          videoV1Instance.connect({ peerAddress: address, signalData: signal });
+        }
+
+        // If the event is RetryRequestVideo and the current instance is the initiator, send a request
+        if (
+          data.event === VideoEventType.RetryRequestVideo &&
+          videoV1Instance.isInitiator()
+        ) {
+          videoV1Instance.request({
+            senderAddress: this.account,
+            recipientAddress: address,
+            rules,
+            retry: true,
+          });
+        }
+
+        // If the event is RetryRequestVideo and the current instance is not the initiator, accept the request
+        if (
+          data.event === VideoEventType.RetryRequestVideo &&
+          !videoV1Instance.isInitiator()
+        ) {
+          videoV1Instance.acceptRequest({
+            signalData: signal,
+            senderAddress: this.account,
+            recipientAddress: address,
+            rules,
+            retry: true,
+          });
+        }
+      }
+    });
+
+    // Return an instance of the video v2 class
+    return new VideoV2({
+      videoV1Instance,
+      account: this.account,
+      decryptedPgpPvtKey: this.decryptedPgpPvtKey!,
+      env: this.env,
+    });
+  }
+}
diff --git a/packages/restapi/src/lib/pushstream/DataModifier.ts b/packages/restapi/src/lib/pushstream/DataModifier.ts
@@ -17,7 +17,13 @@ import {
   NotificationType,
   NOTIFICATION,
   ProposedEventNames,
+  VideoEventType,
+  MessageOrigin,
+  VideoEvent,
 } from './pushStreamTypes';
+import { VideoCallStatus, VideoPeerInfo } from '../types';
+import { VideoDataType } from '../video';
+import { VIDEO_NOTIFICATION_ACCESS_TYPE } from '../payloads/constants';
 
 export class DataModifier {
   public static handleChatGroupEvent(data: any, includeRaw = false): any {
@@ -388,4 +394,73 @@ export class DataModifier {
         break;
     }
   }
+
+  public static convertToProposedNameForVideo(
+    currentVideoStatus: VideoCallStatus
+  ): VideoEventType {
+    switch (currentVideoStatus) {
+      case VideoCallStatus.INITIALIZED:
+        return VideoEventType.RequestVideo;
+      case VideoCallStatus.RECEIVED:
+        return VideoEventType.ApproveVideo;
+      case VideoCallStatus.CONNECTED:
+        return VideoEventType.ConnectVideo;
+      case VideoCallStatus.ENDED:
+        return VideoEventType.DisconnectVideo;
+      case VideoCallStatus.DISCONNECTED:
+        return VideoEventType.DenyVideo;
+      case VideoCallStatus.RETRY_INITIALIZED:
+        return VideoEventType.RetryRequestVideo;
+      case VideoCallStatus.RETRY_RECEIVED:
+        return VideoEventType.RetryApproveVideo;
+      default:
+        throw new Error(`Unknown video call status: ${currentVideoStatus}`);
+    }
+  }
+
+  public static mapToVideoEvent(
+    data: any,
+    origin: MessageOrigin,
+    includeRaw = false
+  ): VideoEvent {
+    const { senderAddress, signalData, status, chatId }: VideoDataType =
+      JSON.parse(data.payload.data.additionalMeta?.data);
+
+    // To maintain backward compatibility, if the rules object is not present in the payload, 
+    // we create a new rules object with chatId from additionalMeta.data
+    const rules = data.payload.rules ?? {
+      access: {
+        type: VIDEO_NOTIFICATION_ACCESS_TYPE.PUSH_CHAT,
+        data: {
+          chatId,
+        },
+      },
+    };
+
+    const peerInfo: VideoPeerInfo = {
+      address: senderAddress,
+      signal: signalData,
+      meta: {
+        rules,
+      },
+    };
+
+    const videoEventType: VideoEventType =
+      DataModifier.convertToProposedNameForVideo(status);
+
+    const videoEvent: VideoEvent = {
+      event: videoEventType,
+      origin: origin,
+      timestamp: data.epoch,
+      peerInfo,
+    };
+
+    if (includeRaw) {
+      videoEvent.raw = {
+        verificationProof: data.payload.verificationProof,
+      };
+    }
+
+    return videoEvent;
+  }
 }