Add GroupCallParticipant class.

CMakeLists.txt

@@ -320,6 +320,7 @@ set(TDLIB_SOURCE
   td/telegram/Game.cpp
   td/telegram/Global.cpp
   td/telegram/GroupCallManager.cpp
+  td/telegram/GroupCallParticipant.cpp
   td/telegram/HashtagHints.cpp
   td/telegram/InlineQueriesManager.cpp
   td/telegram/InputDialogId.cpp
@@ -494,6 +495,7 @@ set(TDLIB_SOURCE
   td/telegram/Game.h
   td/telegram/Global.h
   td/telegram/GroupCallManager.h
+  td/telegram/GroupCallParticipant.h
   td/telegram/HashtagHints.h
   td/telegram/InlineQueriesManager.h
   td/telegram/InputDialogId.h

td/generate/scheme/td_api.tl

@@ -2087,6 +2087,11 @@ groupCallJoinResponseCandidate port:string protocol:string network:string genera
 //@description Describes a join response for interaction with tgcalls @payload Join response payload to pass to tgcalls @candidates Join response candidates to pass to tgcalls
 groupCallJoinResponse payload:groupCallPayload candidates:vector<groupCallJoinResponseCandidate> = GroupCallJoinResponse;
 
+//@description Represents a group call participant @user_id Identifier of the user @source User's synchronization source
+//@is_speaking True, if the user is speaking as set by setGroupCallMemberIsSpeaking @is_muted True, if the user is muted @can_self_unmute True, if the user can unmute themself
+//@order User's order in the group call participant list. The bigger is order, the higher is user in the list
+groupCallParticipant user_id:int32 source:int32 is_speaking:Bool is_muted:Bool can_self_unmute:Bool order:int64 = GroupCallParticipant;
+
 
 //@class CallProblem @description Describes the exact type of a problem with a call
 

td/telegram/GroupCallParticipant.cpp

@@ -0,0 +1,45 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+#include "td/telegram/GroupCallParticipant.h"
+
+#include "td/telegram/ContactsManager.h"
+#include "td/telegram/Td.h"
+
+#include "td/utils/common.h"
+
+namespace td {
+
+GroupCallParticipant::GroupCallParticipant(tl_object_ptr<telegram_api::groupCallParticipant> &&participant) {
+  CHECK(participant != nullptr);
+  user_id = UserId(participant->user_id_);
+  source = participant->source_;
+  is_muted = participant->muted_;
+  can_self_unmute = participant->can_self_unmute_;
+  if (!participant->left_) {
+    joined_date = participant->date_;
+    if ((participant->flags_ & telegram_api::groupCallParticipant::ACTIVE_DATE_MASK) != 0) {
+      active_date = participant->active_date_;
+    }
+  }
+}
+
+td_api::object_ptr<td_api::groupCallParticipant> GroupCallParticipant::get_group_call_participant_object(Td *td) const {
+  if (!is_valid()) {
+    return nullptr;
+  }
+
+  return td_api::make_object<td_api::groupCallParticipant>(
+      td->contacts_manager_->get_user_id_object(user_id, "get_group_call_participant_object"), source, is_speaking,
+      is_muted, can_self_unmute, order);
+}
+
+StringBuilder &operator<<(StringBuilder &string_builder, const GroupCallParticipant &group_call_participant) {
+  return string_builder << '[' << group_call_participant.user_id << " with source " << group_call_participant.source
+                        << " and order " << group_call_participant.order << ']';
+}
+
+}  // namespace td

td/telegram/GroupCallParticipant.h

@@ -0,0 +1,44 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+#pragma once
+
+#include "td/telegram/td_api.h"
+#include "td/telegram/telegram_api.h"
+#include "td/telegram/UserId.h"
+
+#include "td/utils/common.h"
+#include "td/utils/StringBuilder.h"
+
+namespace td {
+
+class Td;
+
+struct GroupCallParticipant {
+  UserId user_id;
+  int32 source = 0;
+  bool is_muted = false;
+  bool can_self_unmute = false;
+  int32 joined_date = 0;
+  int32 active_date = 0;
+
+  bool is_speaking = false;
+  int64 order = 0;
+
+  bool is_valid() const {
+    return user_id.is_valid();
+  }
+
+  GroupCallParticipant() = default;
+
+  GroupCallParticipant(tl_object_ptr<telegram_api::groupCallParticipant> &&participant);
+
+  td_api::object_ptr<td_api::groupCallParticipant> get_group_call_participant_object(Td *td) const;
+};
+
+StringBuilder &operator<<(StringBuilder &string_builder, const GroupCallParticipant &group_call_participant);
+
+}  // namespace td