Add class StoryId.

CMakeLists.txt

@@ -756,6 +756,7 @@ set(TDLIB_SOURCE
   td/telegram/StickersManager.h
   td/telegram/StickerType.h
   td/telegram/StorageManager.h
+  td/telegram/StoryId.h
   td/telegram/StoryManager.h
   td/telegram/SuggestedAction.h
   td/telegram/Support.h

td/telegram/StoryId.h

@@ -0,0 +1,66 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
+//
+// 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/utils/common.h"
+#include "td/utils/HashTableUtils.h"
+#include "td/utils/StringBuilder.h"
+#include "td/utils/tl_helpers.h"
+
+#include <type_traits>
+
+namespace td {
+
+class StoryId {
+  int32 id = 0;
+
+ public:
+  StoryId() = default;
+
+  explicit StoryId(int32 story_id) : id(story_id) {
+  }
+  template <class T, typename = std::enable_if_t<std::is_convertible<T, int32>::value>>
+  StoryId(T story_id) = delete;
+
+  int32 get() const {
+    return id;
+  }
+
+  bool operator==(const StoryId &other) const {
+    return id == other.id;
+  }
+
+  bool operator!=(const StoryId &other) const {
+    return id != other.id;
+  }
+
+  bool is_valid() const {
+    return id != 0;
+  }
+
+  template <class StorerT>
+  void store(StorerT &storer) const {
+    td::store(id, storer);
+  }
+
+  template <class ParserT>
+  void parse(ParserT &parser) {
+    td::parse(id, parser);
+  }
+};
+
+struct StoryIdHash {
+  uint32 operator()(StoryId story_id) const {
+    return Hash<int32>()(story_id.get());
+  }
+};
+
+inline StringBuilder &operator<<(StringBuilder &string_builder, StoryId story_id) {
+  return string_builder << "story " << story_id.get();
+}
+
+}  // namespace td