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/*
* Copyright (C) 2019,2020 Konsulko Group
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef AFBCLIENT_H
#define AFBCLIENT_H
#include <string>
#include <thread>
#include <map>
#include <functional>
#include <systemd/sd-event.h>
#include <json-c/json.h>
extern "C"
{
#include <afb/afb-wsj1.h>
#include <afb/afb-ws-client.h>
}
class AfbClient
{
public:
AfbClient(int port, const std::string &token);
~AfbClient();
using reply_callback_fn = std::function<void(json_object*)>;
using event_callback_fn = std::function<void(const char*, json_object*, void*)>;
int call(const std::string &api, const std::string &verb, struct json_object* arg, reply_callback_fn cb = nullptr);
int call_sync(const std::string &api, const std::string &verb, struct json_object* arg, struct json_object **resp = NULL);
int subscribe(const std::string &api, const std::string &event, const std::string &eventValueString = "event");
int subscribe(const std::string &api, json_object *j_obj, const std::string &subscribeValueString = "subscribe");
int unsubscribe(const std::string &api, const std::string &eventString, const std::string &eventValueString = "event");
int unsubscribe(const std::string &api, json_object *j_obj, const std::string &unsubscribeValueString = "unsubscribe");
void set_event_callback(event_callback_fn cb, void *closure);
static void on_event_cb(void *closure, const char* event, struct afb_wsj1_msg *msg) {
if(closure)
static_cast<AfbClient*>(closure)->on_event(event, msg);
}
private:
struct afb_wsj1 *m_ws = nullptr;
struct afb_wsj1_itf m_itf;
std::thread m_afb_thread;
sd_event *m_afb_loop = nullptr;
bool m_valid = false;
event_callback_fn m_event_cb = nullptr;
void *m_event_cb_closure = nullptr;
void on_event(const char* event, struct afb_wsj1_msg *msg);
};
#endif // AFBCLIENT_H
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