Adding protobuf changes for message request response.

protos/SignalService.proto

@@ -35,6 +35,12 @@ message Unsend {
   required string author    = 2;
 }
 
+message MessageRequestResponse {
+  // @required
+  required bytes   publicKey         = 1; // The public key of the contact that was approved
+  // @required
+  required bool    isApproved        = 2;
+}
 
 message Content {
   optional DataMessage                dataMessage                = 1;
@@ -44,6 +50,7 @@ message Content {
   optional ConfigurationMessage       configurationMessage       = 7;
   optional DataExtractionNotification dataExtractionNotification = 8;
   optional Unsend                     unsendMessage              = 9;
+  optional MessageRequestResponse     messageRequestResponse     = 10;
 }
 
 message KeyPair {
@@ -195,6 +202,7 @@ message ConfigurationMessage {
     optional bytes  profileKey        = 4;
     optional bool   isApproved        = 5;
     optional bool   isBlocked         = 6;
+    optional bool   didApproveMe      = 7;
   }
 
   repeated ClosedGroup closedGroups    = 1;

ts/session/messages/outgoing/controlMessage/MessageRequestResponse.ts

@@ -0,0 +1,36 @@
+import { SignalService } from '../../../../protobuf';
+import { ContentMessage } from '../ContentMessage';
+import { MessageParams } from '../Message';
+
+interface MessageRequestResponseParams extends MessageParams {
+  publicKey: Uint8Array;
+  isApproved: boolean;
+}
+
+export class MessageRequestResponse extends ContentMessage {
+  private readonly publicKey: Uint8Array;
+  private readonly isApproved: boolean;
+
+  constructor(params: MessageRequestResponseParams) {
+    super({
+      timestamp: params.timestamp,
+      publicKey: params.publicKey,
+      isApproved: params.isApproved,
+    } as MessageRequestResponseParams);
+    this.publicKey = params.publicKey;
+    this.isApproved = params.isApproved;
+  }
+
+  public contentProto(): SignalService.Content {
+    return new SignalService.Content({
+      messageRequestResponse: this.messageRequestResponseProto(),
+    });
+  }
+
+  public messageRequestResponseProto(): SignalService.MessageRequestResponse {
+    return new SignalService.MessageRequestResponse({
+      publicKey: this.publicKey,
+      isApproved: this.isApproved,
+    });
+  }
+}