/*
 * Copyright (c) 2019 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.
 */

#include "hs-apprecover.h"
#include "hs-appinfo.h"
#include "hs-proxy.h"
#include "hs-clientmanager.h"


HS_AppRecover* HS_AppRecover::me = nullptr;

/**
 * screen_update event handler
 *
 * #### Parameters
 * - api : the api
 * - event : received event name
 * - object : received json object
 *
 * #### Return
 * 0 : event can transfer to others
 * 1 : event not transfer to others
 */
int on_screen_update_event(afb_api_t api, const char *event, struct json_object *object)
{

    return 0;
}

/**
 * get instance
 *
 * #### Parameters
 *  - Nothing
 *
 * #### Return
 * HS_AppRecover instance pointer
 *
 */
HS_AppRecover* HS_AppRecover::instance(void)
{
    if(me == nullptr)
        me = new HS_AppRecover();

    return me;
}

/**
 * HS_AppRecover initialize function
 *
 * #### Parameters
 *  - api : the api serving the request
 *
 * #### Return
 * 0 : init success
 * 1 : init fail
 *
 */
int HS_AppRecover::init(afb_api_t api)
{
    HS_WmProxy wm_proxy;
    wm_proxy.subscribe(api, HS_WmProxy::Event_ScreenUpdated);
    setEventHook("windowmanager/screenUpdated", on_screen_update_event);
    return 0;
}

/**
 * starting recover applications
 *
 * #### Parameters
 *  - api : the api
 *  - map : recover app map
 *
 * #### Return
 * None
 *
 */
void HS_AppRecover::startRecovery(afb_api_t api, recover_map &map)
{
    HS_AfmMainProxy afm_proxy;
    for(auto &key : HS_Config::keys_recover_type) {
        for(auto &m : map[key]){
            struct app_recover_info recover_info;
            recover_info.recover_type = key;
            recover_info.visibility = m.visibility;
            m_recover_apps_list[m.appid] = std::move(recover_info);

            // recover application
            m_recovering_set.insert(m.appid);
            afm_proxy.start(api,  HS_AppInfo::instance()->getAppProperty(m.appid, _keyId));
        }
    }
}

/**
 * register started applications
 *
 * #### Parameters
 *  - appid : application id liked "dashboard"
 *
 * #### Return
 * false : not all application recovered
 * true : all applications recovered
 */
bool HS_AppRecover::registerRecoveredApp(std::string &appid)
{
    auto it = m_recovering_set.find(appid);
    if(it != m_recovering_set.end()) {
        m_recovering_set.erase(appid);
        auto ip = m_recover_apps_list.find(appid);
        if(ip != m_recover_apps_list.end()
        && ip->second.visibility) {
            HS_ClientManager::instance()->pushEvent("showWindow", nullptr, appid);
        }
    }

    return m_recovering_set.empty() ? true : false;
}