/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *                                                                         *
 *  Copyright (C) 2015 Simon Stürz <simon.stuerz@guh.io>                   *
 *  Copyright (C) 2014 Michael Zanetti <michael_zanetti@gmx.net>           *
 *                                                                         *
 *  This file is part of nymea.                                            *
 *                                                                         *
 *  nymea is free software: you can redistribute it and/or modify          *
 *  it under the terms of the GNU General Public License as published by   *
 *  the Free Software Foundation, version 2 of the License.                *
 *                                                                         *
 *  nymea is distributed in the hope that it will be useful,               *
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
 *  GNU General Public License for more details.                           *
 *                                                                         *
 *  You should have received a copy of the GNU General Public License      *
 *  along with nymea. If not, see <http://www.gnu.org/licenses/>.          *
 *                                                                         *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*!
    \class nymeaserver::ActionHandler
    \brief This subclass of \l{JsonHandler} processes the JSON requests for the \tt Actions namespace.

    \ingroup json
    \inmodule core

    This \l{JsonHandler} will be created in the \l{JsonRPCServer} and used to handle JSON-RPC requests
    for the \tt {Action} namespace of the API.

    \sa Action, JsonHandler, JsonRPCServer
*/

#include "actionhandler.h"
#include "devicehandler.h"

#include "nymeacore.h"
#include "devices/devicemanager.h"
#include "devices/deviceactioninfo.h"
#include "devices/browseractioninfo.h"
#include "devices/browseritemactioninfo.h"
#include "types/action.h"
#include "loggingcategories.h"

namespace nymeaserver {

/*! Constructs a new \l ActionHandler with the given \a parent. */
ActionHandler::ActionHandler(QObject *parent) :
    JsonHandler(parent)
{
    // Objects
    QVariantMap action;
    action.insert("actionTypeId", enumValueName(Uuid));
    action.insert("deviceId", enumValueName(Uuid));
    action.insert("o:params", QVariantList() << objectRef("Param"));
    registerObject("Action", action);

    // Methods
    QString description; QVariantMap params; QVariantMap returns;
    description = "Execute a single action.";
    params.insert("actionTypeId", enumValueName(Uuid));
    params.insert("deviceId", enumValueName(Uuid));
    params.insert("o:params", QVariantList() << objectRef("Param"));
    returns.insert("deviceError", enumRef<Device::DeviceError>());
    returns.insert("o:displayMessage", enumValueName(String));
    registerMethod("ExecuteAction", description, params, returns);

    params.clear(); returns.clear();
    description = "Get the ActionType for the given ActionTypeId";
    params.insert("actionTypeId", enumValueName(Uuid));
    returns.insert("deviceError", enumRef<Device::DeviceError>());
    returns.insert("o:actionType", objectRef("ActionType"));
    registerMethod("GetActionType", description, params, returns);

    params.clear(); returns.clear();
    description = "Execute the item identified by itemId on the given device.";
    params.insert("deviceId", enumValueName(Uuid));
    params.insert("itemId", enumValueName(String));
    returns.insert("deviceError", enumRef<Device::DeviceError>());
    registerMethod("ExecuteBrowserItem", description, params, returns);

    params.clear(); returns.clear();
    description = "Execute the action for the browser item identified by actionTypeId and the itemId on the given device.";
    params.insert("deviceId", enumValueName(Uuid));
    params.insert("itemId", enumValueName(String));
    params.insert("actionTypeId", enumValueName(Uuid));
    params.insert("o:params", QVariantList() << objectRef("Param"));
    returns.insert("deviceError", enumRef<Device::DeviceError>());
    registerMethod("ExecuteBrowserItemAction", description, params, returns);

}

/*! Returns the name of the \l{ActionHandler}. In this case \b Actions.*/
QString ActionHandler::name() const
{
    return "Actions";
}

JsonReply* ActionHandler::ExecuteAction(const QVariantMap &params)
{
    DeviceId deviceId(params.value("deviceId").toString());
    ActionTypeId actionTypeId(params.value("actionTypeId").toString());
    ParamList actionParams = DeviceHandler::unpackParams(params.value("params").toList());
    QLocale locale = params.value("locale").toLocale();

    Action action(actionTypeId, deviceId);
    action.setParams(actionParams);

    JsonReply *jsonReply = createAsyncReply("ExecuteAction");

    DeviceActionInfo *info = NymeaCore::instance()->executeAction(action);
    connect(info, &DeviceActionInfo::finished, jsonReply, [info, jsonReply, locale](){
        QVariantMap data;
        data.insert("deviceError", enumValueName(info->status()));
        if (!info->displayMessage().isEmpty()) {
            data.insert("displayMessage", info->translatedDisplayMessage(locale));
        }
        jsonReply->setData(data);
        jsonReply->finished();
    });

    return jsonReply;
}

JsonReply *ActionHandler::GetActionType(const QVariantMap &params) const
{
    qCDebug(dcJsonRpc) << "asked for action type" << params;
    ActionTypeId actionTypeId(params.value("actionTypeId").toString());
    foreach (const DeviceClass &deviceClass, NymeaCore::instance()->deviceManager()->supportedDevices()) {
        foreach (const ActionType &actionType, deviceClass.actionTypes()) {
            if (actionType.id() == actionTypeId) {
                QVariantMap data;
                data.insert("deviceError", enumValueName<Device::DeviceError>(Device::DeviceErrorNoError));
                data.insert("actionType", DeviceHandler::packActionType(actionType, deviceClass.pluginId(), params.value("locale").toLocale()));
                return createReply(data);
            }
        }
    }
    QVariantMap data;
    data.insert("deviceError", enumValueName<Device::DeviceError>(Device::DeviceErrorActionTypeNotFound));
    return createReply(data);
}

JsonReply *ActionHandler::ExecuteBrowserItem(const QVariantMap &params)
{
    DeviceId deviceId = DeviceId(params.value("deviceId").toString());
    QString itemId = params.value("itemId").toString();
    BrowserAction action(deviceId, itemId);

    JsonReply *jsonReply = createAsyncReply("ExecuteBrowserItem");

    BrowserActionInfo *info = NymeaCore::instance()->executeBrowserItem(action);
    connect(info, &BrowserActionInfo::finished, jsonReply, [info, jsonReply](){
        QVariantMap data;
        data.insert("deviceError", enumValueName<Device::DeviceError>(info->status()));
        jsonReply->setData(data);
        jsonReply->finished();
    });

    return jsonReply;
}

JsonReply *ActionHandler::ExecuteBrowserItemAction(const QVariantMap &params)
{
    DeviceId deviceId = DeviceId(params.value("deviceId").toString());
    QString itemId = params.value("itemId").toString();
    ActionTypeId actionTypeId = ActionTypeId(params.value("actionTypeId").toString());
    ParamList paramList = DeviceHandler::unpackParams(params.value("params").toList());
    BrowserItemAction browserItemAction(deviceId, itemId, actionTypeId, paramList);

    JsonReply *jsonReply = createAsyncReply("ExecuteBrowserItemAction");

    BrowserItemActionInfo *info = NymeaCore::instance()->executeBrowserItemAction(browserItemAction);
    connect(info, &BrowserItemActionInfo::finished, jsonReply, [info, jsonReply](){
        QVariantMap data;
        data.insert("deviceError", enumValueName<Device::DeviceError>(info->status()));
        jsonReply->setData(data);
        jsonReply->finished();
    });

    return jsonReply;
}

}