Add synchronous td_api::getChatFilterDefaultIconName.

GitOrigin-RevId: 15072bd5fffdd55e9879e0e5076a567bfe56f432

td/generate/scheme/td_api.tl

@@ -676,7 +676,8 @@ chatTypeSecret secret_chat_id:int32 user_id:int32 = ChatType;
 
 //@description Represents a filter of user chats
 //@title The title of the filter; 1-12 characters without line feeds
-//@icon_name The icon name for short filter representation. Must be one of "All", "Unread", "Unmuted", "Bots", "Channels", "Groups", "Private", "Custom", "Setup", "Cat", "Crown", "Favorite", "Flower", "Game", "Home", "Love", "Mask", "Party", "Sport", "Study", "Trade", "Travel", "Work". Pass an empty string for autodetection
+//@icon_name The icon name for short filter representation. If non-empty, must be one of "All", "Unread", "Unmuted", "Bots", "Channels", "Groups", "Private", "Custom", "Setup", "Cat", "Crown", "Favorite", "Flower", "Game", "Home", "Love", "Mask", "Party", "Sport", "Study", "Trade", "Travel", "Work".
+//-If empty, use getChatFilterDefaultIconName to get default icon name for the filter
 //@pinned_chat_ids The chat identifiers of pinned chats in the filtered chat list
 //@included_chat_ids The chat identifiers of always included chats in the filtered chat list
 //@excluded_chat_ids The chat identifiers of always excluded chats in the filtered chat list
@@ -3750,7 +3751,7 @@ addChatToList chat_id:int53 chat_list:ChatList = Ok;
 //@description Returns information about a chat filter by its identifier @chat_filter_id Chat filter identifier
 getChatFilter chat_filter_id:int32 = ChatFilter;
 
-//@description Creates new chat filter @filter The chat filter
+//@description Creates new chat filter @filter Chat filter
 createChatFilter filter:chatFilter = Ok;
 
 //@description Edits existing chat filter @chat_filter_id Chat filter identifier @filter The edited chat filter
@@ -3762,9 +3763,12 @@ deleteChatFilter chat_filter_id:int32 = Ok;
 //@description Changes the order of chat filters @chat_filter_ids Identifiers of chat filters in the new correct order
 reorderChatFilters chat_filter_ids:vector<int32> = Ok;
 
-//@description Returns recommended chat filters for the user
+//@description Returns recommended chat filters for the current user
 getRecommendedChatFilters = RecommendedChatFilters;
 
+//@description Returns default icon name for a filter. This is an offline method. Can be called before authorization. Can be called synchronously @filter Chat filter
+getChatFilterDefaultIconName filter:chatFilter = Text;
+
 
 //@description Changes the chat title. Supported only for basic groups, supergroups and channels. Requires can_change_info rights. The title will not be changed until the request to the server has been completed
 //@chat_id Chat identifier @title New title of the chat; 1-128 characters

td/telegram/DialogFilter.cpp

@@ -126,34 +126,41 @@ string DialogFilter::get_icon_name() const {
   if (it != emoji_to_icon_name_.end()) {
     return it->second;
   }
+  return string();
+}
 
-  if (!pinned_dialog_ids.empty() || !included_dialog_ids.empty() || !excluded_dialog_ids.empty()) {
+string DialogFilter::get_default_icon_name(const td_api::chatFilter *filter) {
+  if (!filter->icon_name_.empty() && !get_emoji_by_icon_name(filter->icon_name_).empty()) {
+    return filter->icon_name_;
+  }
+
+  if (!filter->pinned_chat_ids_.empty() || !filter->included_chat_ids_.empty() || !filter->excluded_chat_ids_.empty()) {
     return "Custom";
   }
 
-  if (include_contacts || include_non_contacts) {
-    if (!include_bots && !include_groups && !include_channels) {
+  if (filter->include_contacts_ || filter->include_non_contacts_) {
+    if (!filter->include_bots_ && !filter->include_groups_ && !filter->include_channels_) {
       return "Private";
     }
   } else {
-    if (!include_bots && !include_channels) {
-      if (!include_groups) {
+    if (!filter->include_bots_ && !filter->include_channels_) {
+      if (!filter->include_groups_) {
         // just in case
         return "Custom";
       }
       return "Groups";
     }
-    if (!include_bots && !include_groups) {
+    if (!filter->include_bots_ && !filter->include_groups_) {
       return "Channels";
     }
-    if (!include_groups && !include_channels) {
+    if (!filter->include_groups_ && !filter->include_channels_) {
       return "Bots";
     }
   }
-  if (exclude_read && !exclude_muted) {
+  if (filter->exclude_read_ && !filter->exclude_muted_) {
     return "Unread";
   }
-  if (exclude_muted && !exclude_read) {
+  if (filter->exclude_muted_ && !filter->exclude_read_) {
     return "Unmuted";
   }
   return "Custom";

td/telegram/DialogFilter.h

@@ -8,6 +8,7 @@
 
 #include "td/telegram/DialogFilterId.h"
 #include "td/telegram/InputDialogId.h"
+#include "td/telegram/td_api.h"
 #include "td/telegram/telegram_api.h"
 
 #include "td/utils/common.h"
@@ -55,6 +56,8 @@ class DialogFilter {
 
   string get_icon_name() const;
 
+  static string get_default_icon_name(const td_api::chatFilter *filter);
+
   telegram_api::object_ptr<telegram_api::dialogFilter> get_input_dialog_filter() const;
 
   // merges changes from old_server_filter to new_server_filter in old_filter

td/telegram/MessagesManager.cpp

@@ -15464,25 +15464,12 @@ void MessagesManager::edit_dialog_filter(DialogFilterId dialog_filter_id, td_api
     return promise.set_error(Status::Error(400, "Chat filter not found"));
   }
 
-  auto old_icon_name = old_dialog_filter->get_icon_name();
-  auto new_icon_name = filter->icon_name_;
   auto r_dialog_filter = create_dialog_filter(dialog_filter_id, std::move(filter));
   if (r_dialog_filter.is_error()) {
     return promise.set_error(r_dialog_filter.move_as_error());
   }
   auto new_dialog_filter = r_dialog_filter.move_as_ok();
   CHECK(new_dialog_filter != nullptr);
-  if (new_icon_name.empty()) {
-    // keep old emoji
-    new_dialog_filter->emoji = old_dialog_filter->emoji;
-  } else if (new_icon_name == old_icon_name) {
-    // keep old emoji, but only if with it icon_name is exactly as specified
-    auto new_emoji = std::move(new_dialog_filter->emoji);
-    new_dialog_filter->emoji = old_dialog_filter->emoji;
-    if (new_dialog_filter->get_icon_name() != new_icon_name) {
-      new_dialog_filter->emoji = std::move(new_emoji);
-    }
-  }
 
   if (*new_dialog_filter == *old_dialog_filter) {
     return promise.set_value(Unit());

td/telegram/Td.cpp

@@ -24,6 +24,7 @@
 #include "td/telegram/ContactsManager.h"
 #include "td/telegram/DeviceTokenManager.h"
 #include "td/telegram/DialogAdministrator.h"
+#include "td/telegram/DialogFilter.h"
 #include "td/telegram/DialogId.h"
 #include "td/telegram/DialogListId.h"
 #include "td/telegram/DialogLocation.h"
@@ -3229,6 +3230,7 @@ bool Td::is_synchronous_request(int32 id) {
     case td_api::getFileExtension::ID:
     case td_api::cleanFileName::ID:
     case td_api::getLanguagePackString::ID:
+    case td_api::getChatFilterDefaultIconName::ID:
     case td_api::getJsonValue::ID:
     case td_api::getJsonString::ID:
     case td_api::getPushReceiverId::ID:
@@ -3452,6 +3454,7 @@ td_api::object_ptr<td_api::Object> Td::static_request(td_api::object_ptr<td_api:
       case td_api::getFileMimeType::ID:
       case td_api::getFileExtension::ID:
       case td_api::cleanFileName::ID:
+      case td_api::getChatFilterDefaultIconName::ID:
       case td_api::getJsonValue::ID:
       case td_api::getJsonString::ID:
       case td_api::testReturnError::ID:
@@ -7735,6 +7738,10 @@ void Td::on_request(uint64 id, const td_api::getPushReceiverId &request) {
   UNREACHABLE();
 }
 
+void Td::on_request(uint64 id, const td_api::getChatFilterDefaultIconName &request) {
+  UNREACHABLE();
+}
+
 void Td::on_request(uint64 id, const td_api::getJsonValue &request) {
   UNREACHABLE();
 }
@@ -7886,6 +7893,19 @@ td_api::object_ptr<td_api::Object> Td::do_static_request(const td_api::getPushRe
   return td_api::make_object<td_api::pushReceiverId>(r_push_receiver_id.ok());
 }
 
+td_api::object_ptr<td_api::Object> Td::do_static_request(const td_api::getChatFilterDefaultIconName &request) {
+  if (request.filter_ == nullptr) {
+    return make_error(400, "Chat filter must be non-empty");
+  }
+  if (!check_utf8(request.filter_->title_)) {
+    return make_error(400, "Chat filter title must be encoded in UTF-8");
+  }
+  if (!check_utf8(request.filter_->icon_name_)) {
+    return make_error(400, "Chat filter icon name must be encoded in UTF-8");
+  }
+  return td_api::make_object<td_api::text>(DialogFilter::get_default_icon_name(request.filter_.get()));
+}
+
 td_api::object_ptr<td_api::Object> Td::do_static_request(td_api::getJsonValue &request) {
   if (!check_utf8(request.json_)) {
     return make_error(400, "JSON has invalid encoding");

td/telegram/Td.h

@@ -1087,6 +1087,8 @@ class Td final : public NetQueryCallback {
 
   void on_request(uint64 id, const td_api::getPushReceiverId &request);
 
+  void on_request(uint64 id, const td_api::getChatFilterDefaultIconName &request);
+
   void on_request(uint64 id, const td_api::getJsonValue &request);
 
   void on_request(uint64 id, const td_api::getJsonString &request);
@@ -1135,6 +1137,7 @@ class Td final : public NetQueryCallback {
   static td_api::object_ptr<td_api::Object> do_static_request(const td_api::cleanFileName &request);
   static td_api::object_ptr<td_api::Object> do_static_request(const td_api::getLanguagePackString &request);
   static td_api::object_ptr<td_api::Object> do_static_request(const td_api::getPushReceiverId &request);
+  static td_api::object_ptr<td_api::Object> do_static_request(const td_api::getChatFilterDefaultIconName &request);
   static td_api::object_ptr<td_api::Object> do_static_request(td_api::getJsonValue &request);
   static td_api::object_ptr<td_api::Object> do_static_request(const td_api::getJsonString &request);
   static td_api::object_ptr<td_api::Object> do_static_request(td_api::setLogStream &request);

td/telegram/cli.cpp

@@ -1764,9 +1764,9 @@ class CliClient final : public Actor {
     }
 
     if (op == "gc" || op == "GetChats" || op == "gca" || begins_with(op, "gc-")) {
+      string limit;
       string offset_order_string;
       string offset_chat_id;
-      string limit;
 
       std::tie(limit, args) = split(args);
       std::tie(offset_order_string, offset_chat_id) = split(args);
@@ -3540,6 +3540,8 @@ class CliClient final : public Actor {
       send_request(td_api::make_object<td_api::reorderChatFilters>(as_chat_filter_ids(args)));
     } else if (op == "grcf") {
       send_request(td_api::make_object<td_api::getRecommendedChatFilters>());
+    } else if (op == "gcfdin") {
+      execute(td_api::make_object<td_api::getChatFilterDefaultIconName>(as_chat_filter(args)));
     } else if (op == "sct") {
       string chat_id;
       string title;