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main.cpp
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#include <dpp/dpp.h>
#include <dpp/nlohmann/json.hpp>
#include <palette.hpp>
#include <image.hpp>
#include <utility.hpp>
using namespace std::chrono;
std::unique_ptr<dpp::cluster> bot = std::make_unique<dpp::cluster>("MTAwNDUxNDkzNTA1OTAwNTQ3MA.______.", dpp::i_all_intents);
std::unordered_map<dpp::snowflake, std::future<void>> cmd_sender;
std::unordered_map<dpp::snowflake, std::future<void>> btn_sender;
std::vector<std::future<void>> active_code;
struct giveaway {
std::string description{};
uint64_t ends{}, winners{}, host{};
std::vector<uint64_t> entries{}, sub_entries{};
dpp::message message{};
void message_update(std::string winners = "") {
this->message.embeds[0]
.set_description(std::format("{0} \n\nEnd{1}: {2} ({3}) \nHosted by: <@{4}> \nEntries: **{5}** \nWinners: **{6}**",
this->description, (system_clock::from_time_t(this->ends) <= system_clock::now()) ? "ed" : "s",
dpp::utility::timestamp(this->ends, dpp::utility::tf_relative_time), dpp::utility::timestamp(this->ends, dpp::utility::tf_short_datetime),
this->host, this->entries.size(), (winners.empty()) ? std::to_string(this->winners) : winners));
bot->message_edit(this->message);
std::ofstream{ std::format(".\\giveaways\\{0}", static_cast<uint64_t>(this->message.id)) } << this->to_json();
}
nlohmann::json to_json() const {
return {
{"desc", this->description},
{"ends", this->ends},
{"w", this->winners},
{"h", this->host},
{"e", this->entries},
{"m_id", static_cast<uint64_t>(this->message.id)},
{"m_cid", static_cast<uint64_t>(this->message.channel_id)} };
}
};
std::unique_ptr<std::unordered_map<dpp::snowflake, giveaway>> _giveaway = std::make_unique<std::unordered_map<dpp::snowflake, giveaway>>();
std::function<void(dpp::snowflake id)> pending_giveaway = [](dpp::snowflake id)
{
std::unique_ptr<giveaway> gw = std::make_unique<giveaway>(_giveaway->at(id));
std::this_thread::sleep_until(system_clock::from_time_t(gw->ends));
gw.reset(new giveaway(_giveaway->at(id)));
gw->message.components[0].components[0].set_disabled(true);
gw->winners = std::clamp(static_cast<int>(gw->winners), 1, static_cast<int>(gw->entries.size()));
std::string winners{};
if (not gw->entries.empty()) {
gw->sub_entries = gw->entries;
for (int64_t i = 0; i < gw->winners; i++)
{
size_t result = rand<size_t>(0, gw->sub_entries.size() - 1);
winners += std::format("<@{0}>, ", gw->sub_entries[result]);
gw->sub_entries.erase(std::ranges::find(gw->sub_entries, gw->sub_entries[result]));
}
winners.resize(winners.size() - 2);
}
gw->message_update(winners);
_giveaway->erase(id);
std::filesystem::remove(std::format(".\\giveaways\\{0}", static_cast<uint64_t>(id)));
};
static void button_pressed(std::unique_ptr<dpp::button_click_t> event) {
std::unique_ptr<std::vector<std::string>> i = index(event->custom_id, '.');
if (i->at(0) == "giveaway") {
std::unique_ptr<giveaway> gw = std::make_unique<giveaway>(_giveaway->at(stoull(i->at(1))));
if (std::ranges::find(gw->entries, static_cast<uint64_t>(event->command.member.user_id)) not_eq gw->entries.end())
event->reply(std::make_unique<dpp::message>("> You have already entered this giveaway!")
->set_flags(dpp::m_ephemeral));
else
{
gw->entries.emplace_back(event->command.member.user_id);
_giveaway->at(stoull(i->at(1))) = *gw;
gw->message_update();
event->reply();
}
}
std::this_thread::sleep_for(1s);
btn_sender.erase(event->command.member.user_id);
}
static void command_sent(std::unique_ptr<dpp::slashcommand_t> event)
{
if (event->command.get_command_name() == "purge")
{
bot->messages_get(event->command.channel.id, 0, event->command.id, 0, std::clamp((int)get<int64_t>(event->get_parameter("amount")), 1, 100),
[&event](const dpp::confirmation_callback_t& mg_cb)
{
if (mg_cb.is_error() or std::get<dpp::message_map>(mg_cb.value).empty()) return;
std::vector<dpp::snowflake> message_vector;
for (const auto& [id, m] : std::move(std::get<dpp::message_map>(mg_cb.value))) message_vector.emplace_back(id);
bot->message_delete_bulk(message_vector, event->command.channel.id,
[&event, mg_cb](const dpp::confirmation_callback_t& mdb_cb)
{
std::unique_ptr<dpp::message> msg = std::make_unique<dpp::message>();
std::string what = mdb_cb.is_error() ?
std::format("> {0}", mdb_cb.get_error().message) :
std::format("> Deleted **{0}** messages", std::get<dpp::message_map>(mg_cb.value).size());
msg->set_content(std::move(what)).set_flags(dpp::m_ephemeral);
event->reply(std::move(*msg));
});
});
}
if (event->command.get_command_name() == "gcreate")
{
giveaway gw = {
get<std::string>(event->get_parameter("description")),
string_to_time(get<std::string>(event->get_parameter("duration"))), get<int64_t>(event->get_parameter("winners")),
event->command.member.user_id
};
if (system_clock::from_time_t(gw.ends) <= system_clock::now())
event->reply(std::make_unique<dpp::message>("> invalid duration. e.g. **1h, 30m**")
->set_flags(dpp::m_ephemeral));
else
{
bot->message_create(std::make_unique<dpp::message>(event->command.channel.id,
std::make_unique<dpp::embed>()
->set_title({ get<std::string>(event->get_parameter("title")) }))
->add_component(std::make_unique<dpp::component>()->add_component(std::make_unique<dpp::component>()
->set_emoji(u8"🎉").set_id("nullptr"))),
[&event, &gw](const dpp::confirmation_callback_t& callback)
{
if (callback.is_error()) return;
gw.message = std::move(*std::make_unique<dpp::message>(std::get<dpp::message>(callback.value)));
gw.description = std::move(get<std::string>(event->get_parameter("description"))); // TODO
gw.message.components[0].components[0].set_id(std::format(".giveaway.{0}", (uint64_t)gw.message.id));
gw.message_update();
_giveaway->emplace(gw.message.id, gw);
active_code.emplace_back(std::async(std::launch::async, pending_giveaway, gw.message.id));
event->reply(std::make_unique<dpp::message>(std::format("> The giveaway was successfully created! ID: **{0}**", static_cast<uint64_t>(gw.message.id)))
->set_flags(dpp::m_ephemeral));
});
}
}
if (event->command.get_command_name() == "lvl")
{
image img(event->command.member.user_id, { 140, 500 }, { blue(43), green(45), red(49) });
img.add_line({ 20, 140 / 2 }, { 480, 140 / 2 }, { {}, {}, {}}, 4);
img.add_line({ 20 /* + XP */, 140 / 2 }, { 480, 140 / 2 }, { blue() / 2.0, green() / 2.0, red() / 2.0 }, 4);
img.add_text(event->command.member.get_user()->username,
{ (480 / 2) - static_cast<int>(event->command.member.get_user()->username.size()) * 4, 140 / 2 - 35 }, cv::FONT_HERSHEY_PLAIN, { {}, {}, {} });
URLDownloadToFileW(NULL,
to_wstring(event->command.member.get_user()->get_avatar_url(128, dpp::i_jpg)).c_str(),
to_wstring(".\\cache\\" + std::to_string(event->command.member.user_id) + ".jpg").c_str(), 0, NULL);
img.add_image(std::to_string(event->command.member.user_id), { 0, 0 });
img.image_write();
event->reply(dpp::message(event->command.channel.id, "").add_file(img.path().c_str(), img.raw()));
}
std::this_thread::sleep_for(1s);
cmd_sender.erase(event->command.member.user_id);
}
int main()
{
bot->on_ready([](const dpp::ready_t& event)
{
for (const auto& file : std::filesystem::directory_iterator(".\\giveaways\\"))
{
nlohmann::json j = nlohmann::json::parse(std::ifstream{ file.path().string() });
bot->message_get(dpp::snowflake(j["m_id"].get<uint64_t>()), dpp::snowflake(j["m_cid"].get<uint64_t>()), [j](const dpp::confirmation_callback_t& callback) {
if (callback.is_error()) return;
giveaway gw = { j["desc"], j["ends"], j["w"], j["h"], j["e"], {}, std::get<dpp::message>(callback.value) };
_giveaway->emplace(gw.message.id, std::move(gw));
active_code.emplace_back(std::async(std::launch::async, pending_giveaway, gw.message.id));
});
}
std::vector<dpp::slashcommand> cmds = {
dpp::slashcommand("purge", "mass delete messages", bot->me.id)
.set_default_permissions(dpp::p_administrator)
.add_option(dpp::command_option(dpp::co_integer, "amount", "amount of messages to delete", true).set_max_value(100).set_min_value(1)),
dpp::slashcommand("gcreate", "create a giveaway", bot->me.id)
.set_default_permissions(dpp::p_administrator)
.add_option(dpp::command_option(dpp::co_string, "title", "what you're giveawaying", true))
.add_option(dpp::command_option(dpp::co_string, "description", "describe the giveaway", true))
.add_option(dpp::command_option(dpp::co_string, "duration", "the length of the giveaway e.g. 1h, 30m", true))
.add_option(dpp::command_option(dpp::co_integer, "winners", "amount of winners", true).set_min_value(1)),
dpp::slashcommand("lvl", "check your level", bot->me.id)
};
bot->global_bulk_command_create(std::move(cmds));
});
bot->on_slashcommand([](const dpp::slashcommand_t& event)
{
if (cmd_sender.contains(event.command.member.user_id)) return;
cmd_sender.try_emplace(event.command.member.user_id, std::async(std::launch::async, command_sent, std::make_unique<dpp::slashcommand_t>(std::move(event))));
});
bot->on_button_click([](const dpp::button_click_t& event)
{
if (btn_sender.contains(event.command.member.user_id)) return;
btn_sender.try_emplace(event.command.member.user_id, std::async(std::launch::async, button_pressed, std::make_unique<dpp::button_click_t>(std::move(event))));
});
bot->on_log(dpp::utility::cout_logger());
bot->start(dpp::start_type::st_wait);
}