Older/WeChat/Corporation/Context.cpp
2025-02-27 12:57:55 +00:00

128 lines
4.0 KiB
C++

#include "Context.h"
#include "Base/Messages.h"
#include "Core/Logger.h"
#include "Core/MessageManager.h"
#include "Http/Utility.h"
#include <boost/asio/defer.hpp>
#include <boost/beast/core.hpp>
#include <boost/format.hpp>
#include <boost/json/object.hpp>
#include <boost/json/parse.hpp>
#include <boost/json/serialize.hpp>
namespace WeChat {
namespace Corporation {
Context::Context(boost::asio::io_context &ioContext) : m_ioContext(ioContext), m_timer(ioContext) {
using namespace Core;
auto manager = Singleton<MessageManager>::instance();
if (manager) {
manager->subscribe<NotifyServerChan>(
[this](const boost::beast::http::request<boost::beast::http::string_body> &request) { notify(request); });
}
}
void Context::sendMessage(MessageType type, const std::string &message) {
boost::format target("/cgi-bin/message/send?access_token=%1%");
target % m_accessToken;
boost::json::object msg;
msg["content"] = message;
boost::json::object request;
request["touser"] = "@all";
request["agentid"] = agentid;
if (type == MessageType::Markdown) {
request["msgtype"] = "markdown";
request["markdown"] = std::move(msg);
} else {
request["msgtype"] = "text";
request["text"] = std::move(msg);
}
auto body = boost::json::serialize(request);
boost::beast::error_code error;
auto response = Https::post(m_ioContext, host, port, target.str(), body, error);
if (error) {
LOG(error) << error.message();
return;
}
LOG(info) << response;
}
void Context::start() {
boost::asio::defer(m_ioContext, [ptr{weak_from_this()}]() {
if (ptr.expired()) {
LOG(error) << "Context instance was expired";
return;
}
auto self = ptr.lock();
self->updateAccessToken();
});
}
void Context::notify(const RequestType &request) {
boost::system::error_code error;
auto json = boost::json::parse(request.body(), error);
if (error) {
LOG(error) << "parse: [" << request.body() << "] failed, reason: " << error.message();
return;
}
// LOG(debug) << "parse: [" << request.body() << "] succeed.";
auto &req = json.as_object();
MessageType type = MessageType::Text;
if (req.contains("type")) {
if (req.at("type").as_string() == "markdown") {
type = MessageType::Markdown;
}
}
if (req.contains("msg")) {
std::string msg(req.at("msg").as_string());
sendMessage(type, std::move(msg));
}
}
void Context::updateAccessToken() {
boost::beast::error_code error;
boost::format target("/cgi-bin/gettoken?corpid=%1%&corpsecret=%2%");
target % corpid % corpsecret;
auto response = Https::get(m_ioContext, host, port, target.str(), error);
if (error) {
LOG(error) << error.message();
return;
}
if (response.empty()) {
LOG(warning) << "response is empty.";
return;
}
auto json = boost::json::parse(response);
auto &accessTokenObject = json.as_object();
int errcode = accessTokenObject.count("errcode") > 0 ? accessTokenObject.at("errcode").as_int64() : -1;
if (errcode != 0) {
LOG(error) << "get access_token failed,code: " << errcode << ", message: " << accessTokenObject.at("errmsg").as_string();
return;
}
m_accessToken = accessTokenObject.at("access_token").as_string();
auto expires_in = accessTokenObject.at("expires_in").as_int64();
// LOG(info) << "access_token: " << m_accessToken;
LOG(info) << "re-access_token after " << expires_in << " s.";
m_timer.expires_after(std::chrono::seconds(expires_in));
m_timer.async_wait([this](const boost::system::error_code &error) {
if (error) {
LOG(error) << error.message();
return;
}
updateAccessToken();
});
static bool started = true;
if (started) {
sendMessage(MessageType::Text, "您好,艾玛已上线......");
started = false;
}
}
} // namespace Corporation
} // namespace WeChat