/*
 * @brief Defines the EuroScope plug-in
 * @file src/PlugIn.h
 * @author Sven Czarnian <devel@svcz.de>
 * @copyright Copyright 2021 Sven Czarnian
 * @license This project is published under the GNU General Public License v3 (GPLv3)
 */

#pragma once

#include <functional>

#pragma warning(push, 0)
#include <EuroScopePlugIn.h>
#pragma warning(pop)

#include <aman/types/Communication.h>
#include <aman/types/Inbound.h>

#pragma warning(push, 0)
#include <protobuf/BaseTypes.pb.h>
#include <protobuf/AircraftReport.pb.h>
#include <protobuf/Communication.pb.h>
#pragma warning(pop)

#include "RadarScreen.h"

namespace aman {
    /**
     * @brief Defines the EuroScope plug-in
     * @ingroup euroscope
     */
    class PlugIn : public EuroScopePlugIn::CPlugIn {
    public:
        /**
         * @brief Defines the different internal and external tag functions
         */
        enum class TagItemFunction {
            RunwaySelectMenu     = 2, /**< Opens the runway selection menu */
            RunwaySelect         = 3, /**< Selects the runway */
            DirectToMenu         = 4, /**< Opens the direct to menu */
            DirectTo             = 5  /**< Selects the direct to */
        };

    private:
        struct AirportData {
            std::vector<std::string> arrivalRunways;
            std::list<std::string>   inboundUpdates;
        };
        struct InitialApproachFix {
            std::string   name;
            GeoCoordinate coordinate;
        };

        enum class TagItemElement {
            EstimatedTimeOfArrival = 0,
            PlannedTimeOfArrival   = 1,
            DeltaTime              = 2,
            FixedPlanIndicator     = 3
        };

        void validateBackendData();
        void receiveConfiguration(const std::string& airport);
        aman::Aircraft* generateAircraftMessage(const EuroScopePlugIn::CRadarTarget& target) const;
        void generateAircraftReportMessage(EuroScopePlugIn::CRadarTarget& radarTarget, aman::AircraftReport* report);
        void addUpdateQueue(EuroScopePlugIn::CRadarTarget& radarTarget);
        void updateInbound(EuroScopePlugIn::CRadarTarget& radarTarget);
        void updateSequence(std::shared_ptr<aman::AircraftSequence>& sequence);
        static void distanceToPredictedIaf(const EuroScopePlugIn::CRadarTarget& radarTarget, const EuroScopePlugIn::CFlightPlan& flightPlan,
                                           const EuroScopePlugIn::CPosition& iafPosition, aman::AircraftReport* report);

        Communication                                          m_configuration;
        std::shared_ptr<RadarScreen>                           m_screen;
        std::mutex                                             m_updateQueueLock;
        std::map<std::string, AirportData>                     m_updateQueue;
        std::map<std::string, std::vector<InitialApproachFix>> m_initialApproachFixes;
        std::mutex                                             m_inboundsQueueLock;
        std::map<std::string, Inbound>                         m_inbounds;
        std::map<std::string, std::string>                     m_selectedRunway;
        std::list<std::string>                                 m_forcedToBackendCallsigns;
        bool                                                   m_compatible;
        bool                                                   m_connectedToNetwork;
        bool                                                   m_sweatboxValid;
        bool                                                   m_playbackValid;

    public:
        /**
         * @brief Creates a new plug-in
         */
        PlugIn();
        /**
         * @brief Destroys all internal strcutures
         */
        ~PlugIn();

        PlugIn(const PlugIn&) = delete;
        PlugIn(PlugIn&&) = delete;
        PlugIn& operator=(const PlugIn&) = delete;
        PlugIn& operator=(PlugIn&&) = delete;

        /**
         * @brief Called as soon as a new RADAR screen needs to be created
         * @param[in] displayName The display's name
         * @param[in] needsRadarContent True of the screen needs RADAR content
         * @param[in] geoReferenced True if the positions are geo referenced
         * @param[in] canBeSaved True if the configurations can be saved
         * @param[in] canBeCreated True if the configuration can be created
         * @return The created RADAR screen
         */
        EuroScopePlugIn::CRadarScreen* OnRadarScreenCreated(const char* displayName, bool needsRadarContent, bool geoReferenced,
                                                            bool canBeSaved, bool canBeCreated) override;
        /**
         * @brief Called as soon as a controller writes down a command
         * @param[in] cmdline The commandline
         * @return True if the command was parsed, else false
         */
        bool OnCompileCommand(const char* cmdline) override;
        /**
         * @brief Called as soon as a function is triggered
         * @param[in] functionId The triggered ID
         * @param[in] itemString The content of the message
         * @param[in] pt The click position
         * @param[in] area The clicked area
         */
        void OnFunctionCall(int functionId, const char* itemString, POINT pt, RECT area) override;
        /**
         * @brief Called as soon as a tag entry needs to be updated
         * @param[in] flightPlan The requested flight plan
         * @param[in] radarTarget The corresponding RADAR target
         * @param[in] itemCode The requested item
         * @param[in] tagData The requested tag data
         * @param[in] itemString The buffer to store the data
         * @param[in] colorCode The color code of the entry
         * @param[in] rgb The colorization of the entry
         * @param[in] fontSize The size of the text
         */
        void OnGetTagItem(EuroScopePlugIn::CFlightPlan flightPlan, EuroScopePlugIn::CRadarTarget radarTarget,
                          int itemCode, int tagData, char itemString[16], int* colorCode, COLORREF* rgb,
                          double* fontSize) override;
        /**
         * @brief Called every second
         * @param[in] counter The counter that indicates the seconds
         */
        void OnTimer(int counter) override;
        /**
         * @brief Called as soon as a controller updated the flight plan
         * @param[in] flightPlan The updated flight plan
         * @param[in] type The changed information
         */
        void OnFlightPlanControllerAssignedDataUpdate(EuroScopePlugIn::CFlightPlan flightPlan, int type) override;
        /**
          * @brief Called as soon as a radar target position is updated
          * @param[in] radarTarget The updated radar target
          */
        void OnRadarTargetPositionUpdate(EuroScopePlugIn::CRadarTarget radarTarget) override;
        /**
         * @brief Called as soon as a flight plan is offline
         * @param[in] flightPlan The disconnected flight plan
         */
        void OnFlightPlanDisconnect(EuroScopePlugIn::CFlightPlan flightPlan) override;
        /**
         * @brief Called as soon as a runway configuration changed
         */
        void OnAirportRunwayActivityChanged() override;
    };
}