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69
bot.cpp
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69
bot.cpp
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#include "bot.h"
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namespace fs = std::filesystem;
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Bot::Bot(const std::string& token) : botToken(token), bot(token) {
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// Инициализация бота
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bot.getEvents().onCommand("list", [this](TgBot::Message::Ptr message) {
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handleCommand(message);
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});
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bot.getEvents().onCommand("get", [this](TgBot::Message::Ptr message) {
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if (!message->text.empty()) {
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sendFile(message, message->text);
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}
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});
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}
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void Bot::run() {
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bot.getApi().deleteWebhook();
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TgBot::TgLongPoll longPoll(bot);
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while (true) {
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try {
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longPoll.start();
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} catch (const std::exception& e) {
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std::cerr << "Exception: " << e.what() << std::endl;
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}
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}
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}
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void Bot::handleCommand(const TgBot::Message::Ptr& message) {
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if (message->text == "/list") {
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std::async(std::launch::async, &Bot::updateCacheAsync, this);
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sendFileList(message);
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}
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}
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void Bot::updateCacheAsync() {
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std::lock_guard<std::mutex> lock(cacheMutex);
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fileCache.clear();
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for (const auto& entry : fs::directory_iterator("/home/pi/study")) {
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fileCache.push_back(entry.path().filename().string());
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}
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}
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void Bot::sendFileList(const TgBot::Message::Ptr& message) {
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std::lock_guard<std::mutex> lock(cacheMutex);
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std::string fileList = "Current files:\n";
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for (const auto& file : fileCache) {
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fileList += file + "\n";
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}
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bot.getApi().sendMessage(message->chat->id, fileList);
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}
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void Bot::sendFile(const TgBot::Message::Ptr& message, const std::string& fileName) {
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std::ifstream file(fileName, std::ios::binary);
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if (file) {
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// Читаем содержимое файла в строковый поток (stringstream)
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std::stringstream fileContents;
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fileContents << file.rdbuf();
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// Отправляем документ, передавая строковый поток в конструктор InputFile::fromFile
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bot.getApi().sendDocument(message->chat->id, TgBot::InputFile::fromFile(fileName, fileContents.str()));
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} else {
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bot.getApi().sendMessage(message->chat->id, "File not found: " + fileName);
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}
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}
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