/*
 * Copyright (c) 2014-2016 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <Sluift/ElementConvertors/StatusShowConvertor.h>

#include <memory>

#include <boost/numeric/conversion/cast.hpp>

#include <lua.hpp>

#include <Sluift/Lua/Check.h>
#include <Sluift/Lua/Exception.h>

using namespace Swift;

StatusShowConvertor::StatusShowConvertor() : GenericLuaElementConvertor<StatusShow>("show") {
}

StatusShowConvertor::~StatusShowConvertor() {
}

std::shared_ptr<StatusShow> StatusShowConvertor::doConvertFromLua(lua_State* L) {
    std::shared_ptr<StatusShow> result = std::make_shared<StatusShow>();
    lua_getfield(L, -1, "type");
    if (lua_isstring(L, -1)) {
        result->setType(convertStatusShowTypeFromString(lua_tostring(L, -1)));
    }
    lua_pop(L, 1);
    return result;
}

void StatusShowConvertor::doConvertToLua(lua_State* L, std::shared_ptr<StatusShow> payload) {
    lua_createtable(L, 0, 0);
    const std::string show = convertStatusShowTypeToString(payload->getType());
    if (!show.empty()) {
        lua_pushstring(L, show.c_str());
        lua_setfield(L, -2, "type");
    }
}

std::string StatusShowConvertor::convertStatusShowTypeToString(const StatusShow::Type &show) {
    switch (show) {
        case StatusShow::Online: return "online";
        case StatusShow::FFC: return "ffc";
        case StatusShow::Away: return "away";
        case StatusShow::XA: return "xa";
        case StatusShow::DND: return "dnd";
        case StatusShow::None: return "";
    }
    assert(false);
    return "";
}

StatusShow::Type StatusShowConvertor::convertStatusShowTypeFromString(const std::string& show) {
    if (show == "online") {
        return StatusShow::Online;
    }
    else if (show == "ffc") {
        return StatusShow::FFC;
    }
    else if (show == "away") {
        return StatusShow::Away;
    }
    else if (show == "xa") {
        return StatusShow::XA;
    }
    else if (show == "dnd") {
        return StatusShow::DND;
    }
    else {
        throw Lua::Exception("Illegal status show: '" + show + "'");
    }
}