Add supergroupMembersFilterMention.

GitOrigin-RevId: 370a3880a371879aaefb41ad520917db3e33d679

td/generate/scheme/td_api.tl

@@ -524,6 +524,9 @@ supergroupMembersFilterAdministrators = SupergroupMembersFilter;
 //@description Used to search for supergroup or channel members via a (string) query @query Query to search for
 supergroupMembersFilterSearch query:string = SupergroupMembersFilter;
 
+//@description Returns users which can be mentioned in the supergroup @query Query to search for @message_thread_id If non-zero, the identifier of the current message thread
+supergroupMembersFilterMention query:string message_thread_id:int53 = SupergroupMembersFilter;
+
 //@description Returns restricted supergroup members; can be used only by administrators @query Query to search for
 supergroupMembersFilterRestricted query:string = SupergroupMembersFilter;
 

td/generate/scheme/telegram_api.tl

@@ -595,6 +595,7 @@ channelParticipantCreator#447dca4b flags:# user_id:int admin_rights:ChatAdminRig
 channelParticipantAdmin#ccbebbaf flags:# can_edit:flags.0?true self:flags.1?true user_id:int inviter_id:flags.1?int promoted_by:int date:int admin_rights:ChatAdminRights rank:flags.2?string = ChannelParticipant;
 channelParticipantBanned#1c0facaf flags:# left:flags.0?true user_id:int kicked_by:int date:int banned_rights:ChatBannedRights = ChannelParticipant;
 channelParticipantLeft#c3c6796b user_id:int = ChannelParticipant;
+channelParticipantsMentions#e04b5ceb flags:# q:flags.0?string top_msg_id:flags.1?int = ChannelParticipantsFilter;
 
 channelParticipantsRecent#de3f3c79 = ChannelParticipantsFilter;
 channelParticipantsAdmins#b4608969 = ChannelParticipantsFilter;

td/telegram/DialogParticipant.cpp

@@ -706,6 +706,17 @@ ChannelParticipantsFilter::get_input_channel_participants_filter() const {
       return make_tl_object<telegram_api::channelParticipantsAdmins>();
     case Type::Search:
       return make_tl_object<telegram_api::channelParticipantsSearch>(query);
+    case Type::Mention: {
+      int32 flags = 0;
+      if (!query.empty()) {
+        flags |= telegram_api::channelParticipantsMentions::Q_MASK;
+      }
+      if (!top_thread_message_id.is_valid()) {
+        flags |= telegram_api::channelParticipantsMentions::TOP_MSG_ID_MASK;
+      }
+      return make_tl_object<telegram_api::channelParticipantsMentions>(
+          flags, query, top_thread_message_id.get_server_message_id().get());
+    }
     case Type::Restricted:
       return make_tl_object<telegram_api::channelParticipantsBanned>(query);
     case Type::Banned:
@@ -738,6 +749,16 @@ ChannelParticipantsFilter::ChannelParticipantsFilter(const tl_object_ptr<td_api:
       type = Type::Search;
       query = static_cast<const td_api::supergroupMembersFilterSearch *>(filter.get())->query_;
       return;
+    case td_api::supergroupMembersFilterMention::ID: {
+      auto mention_filter = static_cast<const td_api::supergroupMembersFilterMention *>(filter.get());
+      type = Type::Mention;
+      query = mention_filter->query_;
+      top_thread_message_id = MessageId(mention_filter->message_thread_id_);
+      if (!top_thread_message_id.is_valid() || !top_thread_message_id.is_server()) {
+        top_thread_message_id = MessageId();
+      }
+      return;
+    }
     case td_api::supergroupMembersFilterRestricted::ID:
       type = Type::Restricted;
       query = static_cast<const td_api::supergroupMembersFilterRestricted *>(filter.get())->query_;
@@ -765,6 +786,8 @@ StringBuilder &operator<<(StringBuilder &string_builder, const ChannelParticipan
       return string_builder << "Administrators";
     case ChannelParticipantsFilter::Type::Search:
       return string_builder << "Search \"" << filter.query << '"';
+    case ChannelParticipantsFilter::Type::Mention:
+      return string_builder << "Mention \"" << filter.query << "\" in thread of " << filter.top_thread_message_id;
     case ChannelParticipantsFilter::Type::Restricted:
       return string_builder << "Restricted \"" << filter.query << '"';
     case ChannelParticipantsFilter::Type::Banned:

td/telegram/DialogParticipant.h

@@ -6,9 +6,9 @@
 //
 #pragma once
 
+#include "td/telegram/MessageId.h"
 #include "td/telegram/td_api.h"
 #include "td/telegram/telegram_api.h"
-
 #include "td/telegram/UserId.h"
 
 #include "td/utils/common.h"
@@ -401,8 +401,9 @@ struct DialogParticipant {
 StringBuilder &operator<<(StringBuilder &string_builder, const DialogParticipant &dialog_participant);
 
 class ChannelParticipantsFilter {
-  enum class Type : int32 { Recent, Contacts, Administrators, Search, Restricted, Banned, Bots } type;
+  enum class Type : int32 { Recent, Contacts, Administrators, Search, Mention, Restricted, Banned, Bots } type;
   string query;
+  MessageId top_thread_message_id;
 
   friend StringBuilder &operator<<(StringBuilder &string_builder, const ChannelParticipantsFilter &filter);
 

td/telegram/cli.cpp

@@ -2553,17 +2553,21 @@ class CliClient final : public Actor {
       send_request(td_api::make_object<td_api::getChatAdministrators>(as_chat_id(chat_id)));
     } else if (op == "GetSupergroupAdministrators" || op == "GetSupergroupBanned" || op == "GetSupergroupBots" ||
                op == "GetSupergroupContacts" || op == "GetSupergroupMembers" || op == "GetSupergroupRestricted" ||
-               op == "SearchSupergroupMembers") {
+               op == "SearchSupergroupMembers" || op == "SearchSupergroupMentions") {
       string supergroup_id;
       string query;
+      string message_thread_id;
       string offset;
       string limit;
 
       std::tie(supergroup_id, args) = split(args);
       if (op == "GetSupergroupBanned" || op == "GetSupergroupContacts" || op == "GetSupergroupRestricted" ||
-          op == "SearchSupergroupMembers") {
+          op == "SearchSupergroupMembers" || op == "SearchSupergroupMentions") {
         std::tie(query, args) = split(args);
       }
+      if (op == "SearchSupergroupMentions") {
+        std::tie(message_thread_id, args) = split(args);
+      }
       std::tie(offset, limit) = split(args);
       if (offset.empty()) {
         offset = "0";
@@ -2586,6 +2590,9 @@ class CliClient final : public Actor {
         filter = td_api::make_object<td_api::supergroupMembersFilterRestricted>(query);
       } else if (op == "SearchSupergroupMembers") {
         filter = td_api::make_object<td_api::supergroupMembersFilterSearch>(query);
+      } else if (op == "SearchSupergroupMentions") {
+        filter =
+            td_api::make_object<td_api::supergroupMembersFilterMention>(query, as_message_thread_id(message_thread_id));
       }
       send_request(td_api::make_object<td_api::getSupergroupMembers>(
           as_supergroup_id(supergroup_id), std::move(filter), to_integer<int32>(offset), to_integer<int32>(limit)));