/*******************************************************************************
 * Copyright (C) 2024
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 ******************************************************************************/
#pragma once

#include "ratatoskrUtils/processingElement/ProcessingElementVC.h"
#include "utils/PacketFactoryCS.h"
#include "utils/GlobalResourcesCS.h"

class ProcessingElementCS : public ProcessingElementVC {
public:
    // Almost same functionality as ProcessingElementVC but uses TaskCS
    std::map<dataTypeID_t, std::set<TaskCS>> neededFor;
    std::map<std::pair<TaskCS, dataTypeID_t>, int> neededAmount;
    std::map<TaskCS, std::set<dataTypeID_t>> needs;
    std::map<dataTypeID_t, int> receivedData;
    std::map<DataDestinationCS, TaskCS> destToTask;
    std::map<TaskCS, std::set<DataDestinationCS>> taskToDest;
    std::map<TaskCS, int> taskRepeatLeft;
    std::map<TaskCS, int> taskStartTime;
    std::map<TaskCS, int> taskTerminationTime;
    std::map<DataDestinationCS, int> countLeft;
    std::map<DataDestinationCS, int> destWait;

    GlobalResourcesCS& globalResources = GlobalResourcesCS::getInstance();

    PacketFactoryCS& packetFactoryCS = PacketFactoryCS::getInstance();

    ProcessingElementCS(sc_module_name mn, Node& node, TrafficPool* tp):
        ProcessingElementVC(mn, node, tp) {};

    /** 
     * On every clock cycle, checks if task needs to begin and starts it
     */
    void thread() override;

    /** 
     * Updates requirements and sends messages at the right time 
     * 
     * @param taskcs    Circuit switching task to execute
     */
    void execute(TaskCS&);

    /** 
     * Receives packet and processes it
     */
    void receive() override;

    /** 
     * Sends message with a random delay
     * 
     * @param taskcs    Circuit switching task from which to send a message
     */
    void startSending(TaskCS&);

    /** 
     * Checks if requirements are fullfilled
     */
    void checkNeed();
};