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#include "stream.hpp"
#include <algorithm>
#include <chrono>
#include <pqxx/pqxx>
#include <set>
#include <string>
#include <thread>
#include <utility>
#include <vector>
#include "api/twitch/schemas/stream.hpp"
#include "config.hpp"
#include "logger.hpp"
#include "schemas/stream.hpp"
#include "utils/string.hpp"
namespace bot::stream {
void StreamListenerClient::listen_channel(const int &id) {
this->ids.push_back(id);
}
void StreamListenerClient::unlisten_channel(const int &id) {
auto x = std::find_if(this->ids.begin(), this->ids.end(),
[&](const auto &x) { return x == id; });
if (x != this->ids.end()) {
this->ids.erase(x);
}
auto y = std::find_if(this->online_ids.begin(), this->online_ids.end(),
[&](const auto &x) { return x == id; });
if (y != this->online_ids.end()) {
this->online_ids.erase(y);
}
}
void StreamListenerClient::run() {
while (true) {
this->update_channel_ids();
this->check();
std::this_thread::sleep_for(std::chrono::seconds(5));
}
}
void StreamListenerClient::check() {
auto streams = this->helix_client.get_streams(this->ids);
auto now = std::chrono::system_clock::now();
auto now_time_it = std::chrono::system_clock::to_time_t(now);
auto now_tm = std::gmtime(&now_time_it);
now = std::chrono::system_clock::from_time_t(std::mktime(now_tm));
// adding new ids
for (const auto &stream : streams) {
bool is_already_live =
std::any_of(this->online_ids.begin(), this->online_ids.end(),
[&](const auto &x) { return x == stream.get_user_id(); });
if (!is_already_live) {
this->online_ids.insert(stream.get_user_id());
auto difference = now - stream.get_started_at();
auto difference_min =
std::chrono::duration_cast<std::chrono::minutes>(difference);
if (difference_min.count() < 1) {
this->handler(schemas::EventType::LIVE, stream);
}
}
}
// removing old ids
for (auto i = this->online_ids.begin(); i != this->online_ids.end();) {
auto stream =
std::find_if(streams.begin(), streams.end(),
[&](const auto &x) { return x.get_user_id() == *i; });
if (stream == streams.end()) {
this->handler(schemas::EventType::OFFLINE,
api::twitch::schemas::Stream{*i});
i = this->online_ids.erase(i);
} else {
++i;
}
}
}
void StreamListenerClient::handler(
const schemas::EventType &type,
const api::twitch::schemas::Stream &stream) {
pqxx::connection conn(GET_DATABASE_CONNECTION_URL(this->configuration));
pqxx::work work(conn);
pqxx::result events = work.exec(
"SELECT id, channel_id, message, flags FROM events WHERE event_type "
"= " +
std::to_string(type) +
" AND target_alias_id = " + std::to_string(stream.get_user_id()));
for (const auto &event : events) {
pqxx::row channel = work.exec1(
"SELECT alias_id, alias_name, opted_out_at FROM channels WHERE id "
"= " +
std::to_string(event[1].as<int>()));
if (!channel[2].is_null()) {
continue;
}
pqxx::result subs = work.exec(
"SELECT user_id FROM event_subscriptions WHERE event_id = " +
std::to_string(event[0].as<int>()));
std::set<std::string> user_ids;
if (!subs.empty()) {
for (const auto &sub : subs) {
user_ids.insert(std::to_string(sub[0].as<int>()));
}
pqxx::result users = work.exec(
"SELECT alias_name FROM users WHERE id IN (" +
utils::string::str(user_ids.begin(), user_ids.end(), ',') + ")");
user_ids.clear();
for (const auto &user : users) {
user_ids.insert(user[0].as<std::string>());
}
}
auto flags = event[3].as_array();
std::pair<pqxx::array_parser::juncture, std::string> elem;
do {
elem = flags.get_next();
if (elem.first == pqxx::array_parser::juncture::string_value) {
if (std::stoi(elem.second) == schemas::EventFlag::MASSPING) {
auto chatters = this->helix_client.get_chatters(
channel[0].as<int>(), this->irc_client.get_bot_id());
for (const auto &chatter : chatters) {
user_ids.insert(chatter.login);
}
}
}
} while (elem.first != pqxx::array_parser::juncture::done);
std::string base = "⚡ " + event[2].as<std::string>();
std::vector<std::string> msgs = {""};
int index = 0;
if (!user_ids.empty()) {
base.append(" · ");
}
for (const auto &user_id : user_ids) {
const std::string ¤t_msg = msgs.at(index);
std::string x = "@" + user_id;
if (base.length() + current_msg.length() + 1 + x.length() >= 500) {
index += 1;
}
if (index > msgs.size() - 1) {
msgs.push_back(x);
} else {
msgs[index] = current_msg + " " + x;
}
}
for (const auto &msg : msgs) {
this->irc_client.say(channel[1].as<std::string>(), base + msg);
}
}
work.commit();
conn.close();
}
void StreamListenerClient::update_channel_ids() {
pqxx::connection conn(GET_DATABASE_CONNECTION_URL(this->configuration));
pqxx::work work(conn);
pqxx::result ids =
work.exec("SELECT target_alias_id FROM events WHERE event_type < 10");
for (const auto &row : ids) {
int id = row[0].as<int>();
if (std::any_of(this->ids.begin(), this->ids.end(),
[&](const auto &x) { return x == id; })) {
continue;
}
log::info("TwitchStreamListener",
"Listening stream events for ID " + std::to_string(id));
this->ids.push_back(id);
}
work.commit();
conn.close();
}
}
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