tdlight/td/telegram/StoryId.h
2024-04-25 22:36:19 +03:00

91 lines
2.1 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2024
//
// 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:
static constexpr int32 MAX_SERVER_STORY_ID = 1999999999;
StoryId() = default;
explicit constexpr 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;
static vector<int32> get_input_story_ids(const vector<StoryId> &story_ids) {
vector<int32> input_story_ids;
input_story_ids.reserve(story_ids.size());
for (auto &story_id : story_ids) {
input_story_ids.emplace_back(story_id.get());
}
return input_story_ids;
}
static vector<StoryId> get_story_ids(const vector<int32> &input_story_ids) {
vector<StoryId> story_ids;
story_ids.reserve(input_story_ids.size());
for (auto &input_story_id : input_story_ids) {
story_ids.emplace_back(input_story_id);
}
return story_ids;
}
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;
}
bool is_server() const {
return id > 0 && id <= MAX_SERVER_STORY_ID;
}
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