/*
 * Copyright (c) 2017 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 "windowmanager-client.hpp"
#include "hmi-debug.h"

#define INVALID_SURFACE_ID 0

using std::string;
using std::vector;

namespace wm
{


const vector<string> wm_events = {
    // Private event for applications
    "syncDraw", "flushDraw", "visible", "invisible", "active", "inactive", "error"};

static const char key_drawing_name[] = "drawing_name";
static const char key_role[] = "role";

WMClient::WMClient(const string &appid, unsigned layerID, unsigned surfaceID, const string &role)
    : layer(layerID),
      id(appid),
      role2surface(0)
{
    role2surface[role] = surfaceID;
    for (auto x : wm_events)
    {
#if GTEST_ENABLED
        string ev = x;
#else
        afb_event ev = afb_daemon_make_event(x.c_str());
#endif
        event_list[x] = ev;
    }
}

WMClient::WMClient(const string &appid, const string &role)
    : id(appid),
      layer(0),
      role2surface(0),
      event_list(0)
{
    role2surface[role] = INVALID_SURFACE_ID;
    for (auto x : wm_events)
    {
#if GTEST_ENABLED
        string ev = x;
#else
        afb_event ev = afb_daemon_make_event(x.c_str());
#endif
        event_list[x] = ev;
    }
}

WMClient::~WMClient()
{
}

string WMClient::appID()
{
    return this->id;
}

void WMClient::registerLayer(unsigned layerID)
{
    this->layer = layerID;
}

bool WMClient::addSurface(const string &role, unsigned surface)
{
    HMI_DEBUG("wm", "Add role %s with surface %d", role.c_str(), surface);
    if(0 != role2surface.count(role)){
        HMI_NOTICE("wm", "override surfaceID %d with %d", role2surface[role], surface);
    }
    role2surface[role] = surface;
    return true;
}

bool WMClient::removeSurfaceIfExist(unsigned surfaceID){
    bool ret = false;
    for (auto &x : role2surface)
    {
        if(surfaceID == x.second){
            role2surface.erase(x.first);
            ret = true;
            break;
        }
    }
    return ret;
}

bool WMClient::removeRole(const string& role){
    bool ret = false;
    if (role2surface.count(role) != 0)
    {
        role2surface.erase(role);
        ret = true;
    }
    return ret;
}

void WMClient::dumpInfo(){
    DUMP("APPID : %s", id.c_str());
    DUMP("  LAYER : %d", layer);
    for(const auto& x : role2surface){
        DUMP("  ROLE  : %s , SURFACE : %d", x.first.c_str(), x.second);
    }
}

} // namespace wm