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/*
* Copyright (c) 2018 TOYOTA MOTOR CORPORATION
*
* 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 HOMESCREEN_CLIENTMANAGER_H
#define HOMESCREEN_CLIENTMANAGER_H
#include <string>
#include <mutex>
#include <memory>
#include <unordered_map>
#include <list>
#include <set>
#include "hs-helper.h"
#include "hs-client.h"
extern const std::string _listen_all;
class listener_interface {
public:
listener_interface(std::string uid, std::set<std::string> listen_appid = std::set<std::string>()) : m_uid(uid), m_listen_appid(listen_appid) {}
virtual ~listener_interface() {}
virtual void notify(afb_api_t api, std::string appid = "") = 0;
std::string myUid(void) {return m_uid;}
std::set<std::string> listenAppSet(void) {return m_listen_appid;}
void addListenAppId(std::string appid) {m_listen_appid.insert(appid);}
bool isListenAppId(std::string &appid) {
auto it = m_listen_appid.find(appid);
return it != m_listen_appid.end() ? true : false;
}
bool listenAppEmpty(void) {return m_listen_appid.empty();}
void clearListenAppSet(void) {m_listen_appid.clear();}
private:
std::string m_uid;
std::set<std::string> m_listen_appid;
};
typedef struct HS_ClientCtxt
{
std::string id;
HS_ClientCtxt(const char *appid)
{
id = appid;
}
} HS_ClientCtxt;
class HS_ClientManager {
public:
HS_ClientManager();
~HS_ClientManager() = default;
HS_ClientManager(HS_ClientManager const &) = delete;
HS_ClientManager &operator=(HS_ClientManager const &) = delete;
HS_ClientManager(HS_ClientManager &&) = delete;
HS_ClientManager &operator=(HS_ClientManager &&) = delete;
static HS_ClientManager* instance(void);
int init(void);
int handleRequest(afb_req_t request, const char *verb, const char *appid = nullptr);
int pushEvent(const char *event, struct json_object *param, std::string appid = "");
void removeClientCtxt(void *data); // don't use, internal only
void setStartupAppid(const std::string &appid) {startup_appid = appid;}
bool isAppStarted(const std::string &appid);
void addListener(listener_interface* listener);
void removeListener(listener_interface* listener);
private:
HS_ClientCtxt* createClientCtxt(afb_req_t req, std::string appid);
HS_Client* addClient(afb_req_t req, std::string appid);
void removeClient(std::string appid);
bool checkRegisterApp(afb_api_t api, const std::string &appid);
void notifyListener(afb_api_t api, const std::string &appid);
private:
static HS_ClientManager* me;
std::unordered_map<std::string, std::list<listener_interface*>> listener_list;
std::unordered_map<std::string, HS_Client*> client_list;
std::unordered_map<std::string, HS_ClientCtxt*> appid2ctxt;
std::mutex mtx;
std::string startup_appid;
};
#endif // HOMESCREEN_CLIENTMANAGER_H
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