#ifndef GAME_MWCLASS_NPC_H
#define GAME_MWCLASS_NPC_H

#include "../mwworld/registeredclass.hpp"

#include "actor.hpp"

namespace ESM
{
    struct GameSetting;
}

namespace MWClass
{
    class Npc : public MWWorld::RegisteredClass<Npc, Actor>
    {
        friend MWWorld::RegisteredClass<Npc, Actor>;

        Npc();

        void ensureCustomData(const MWWorld::Ptr& ptr) const;

        MWWorld::Ptr copyToCellImpl(const MWWorld::ConstPtr& ptr, MWWorld::CellStore& cell) const override;

        struct GMST
        {
            const ESM::GameSetting* fMinWalkSpeed;
            const ESM::GameSetting* fMaxWalkSpeed;
            const ESM::GameSetting* fEncumberedMoveEffect;
            const ESM::GameSetting* fSneakSpeedMultiplier;
            const ESM::GameSetting* fAthleticsRunBonus;
            const ESM::GameSetting* fBaseRunMultiplier;
            const ESM::GameSetting* fMinFlySpeed;
            const ESM::GameSetting* fMaxFlySpeed;
            const ESM::GameSetting* fSwimRunBase;
            const ESM::GameSetting* fSwimRunAthleticsMult;
            const ESM::GameSetting* fJumpEncumbranceBase;
            const ESM::GameSetting* fJumpEncumbranceMultiplier;
            const ESM::GameSetting* fJumpAcrobaticsBase;
            const ESM::GameSetting* fJumpAcroMultiplier;
            const ESM::GameSetting* fJumpRunMultiplier;
            const ESM::GameSetting* fWereWolfRunMult;
            const ESM::GameSetting* fKnockDownMult;
            const ESM::GameSetting* iKnockDownOddsMult;
            const ESM::GameSetting* iKnockDownOddsBase;
            const ESM::GameSetting* fCombatArmorMinMult;
        };

        static const GMST& getGmst();

    public:
        void insertObjectRendering(const MWWorld::Ptr& ptr, const std::string& model,
            MWRender::RenderingInterface& renderingInterface) const override;
        ///< Add reference into a cell for rendering

        std::string_view getName(const MWWorld::ConstPtr& ptr) const override;
        ///< \return name or ID; can return an empty string.

        MWMechanics::CreatureStats& getCreatureStats(const MWWorld::Ptr& ptr) const override;
        ///< Return creature stats

        MWMechanics::NpcStats& getNpcStats(const MWWorld::Ptr& ptr) const override;
        ///< Return NPC stats

        MWWorld::ContainerStore& getContainerStore(const MWWorld::Ptr& ptr) const override;
        ///< Return container store

        bool hasToolTip(const MWWorld::ConstPtr& ptr) const override;
        ///< @return true if this object has a tooltip when focused (default implementation: true)

        MWGui::ToolTipInfo getToolTipInfo(const MWWorld::ConstPtr& ptr, int count) const override;
        ///< @return the content of the tool tip to be displayed. raises exception if the object has no tooltip.

        MWWorld::InventoryStore& getInventoryStore(const MWWorld::Ptr& ptr) const override;
        ///< Return inventory store

        bool hasInventoryStore(const MWWorld::ConstPtr& ptr) const override { return true; }

        bool evaluateHit(const MWWorld::Ptr& ptr, MWWorld::Ptr& victim, osg::Vec3f& hitPosition) const override;

        void hit(const MWWorld::Ptr& ptr, float attackStrength, int type, const MWWorld::Ptr& victim,
            const osg::Vec3f& hitPosition, bool success) const override;

        void onHit(const MWWorld::Ptr& ptr, float damage, bool ishealth, const MWWorld::Ptr& object,
            const MWWorld::Ptr& attacker, const osg::Vec3f& hitPosition, bool successful,
            const MWMechanics::DamageSourceType sourceType) const override;

        void getModelsToPreload(const MWWorld::ConstPtr& ptr, std::vector<std::string_view>& models) const override;
        ///< Get a list of models to preload that this object may use (directly or indirectly). default implementation:
        ///< list getModel().

        std::unique_ptr<MWWorld::Action> activate(const MWWorld::Ptr& ptr, const MWWorld::Ptr& actor) const override;
        ///< Generate action for activation

        ESM::RefId getScript(const MWWorld::ConstPtr& ptr) const override;
        ///< Return name of the script attached to ptr

        float getMaxSpeed(const MWWorld::Ptr& ptr) const override;
        ///< Return maximal movement speed.

        float getJump(const MWWorld::Ptr& ptr) const override;
        ///< Return jump velocity (not accounting for movement)

        MWMechanics::Movement& getMovementSettings(const MWWorld::Ptr& ptr) const override;
        ///< Return desired movement.

        float getCapacity(const MWWorld::Ptr& ptr) const override;
        ///< Return total weight that fits into the object. Throws an exception, if the object can't
        /// hold other objects.

        float getEncumbrance(const MWWorld::Ptr& ptr) const override;
        ///< Returns total weight of objects inside this object (including modifications from magic
        /// effects). Throws an exception, if the object can't hold other objects.

        float getArmorRating(const MWWorld::Ptr& ptr) const override;
        ///< @return combined armor rating of this actor

        void adjustScale(const MWWorld::ConstPtr& ptr, osg::Vec3f& scale, bool rendering) const override;
        /// @param rendering Indicates if the scale to adjust is for the rendering mesh, or for the collision mesh

        void skillUsageSucceeded(
            const MWWorld::Ptr& ptr, ESM::RefId skill, int usageType, float extraFactor = 1.f) const override;
        ///< Inform actor \a ptr that a skill use has succeeded.

        bool isEssential(const MWWorld::ConstPtr& ptr) const override;
        ///< Is \a ptr essential? (i.e. may losing \a ptr make the game unwinnable)

        int getServices(const MWWorld::ConstPtr& actor) const override;

        bool isPersistent(const MWWorld::ConstPtr& ptr) const override;

        ESM::RefId getSoundIdFromSndGen(const MWWorld::Ptr& ptr, std::string_view name) const override;

        std::string_view getModel(const MWWorld::ConstPtr& ptr) const override;

        std::string getCorrectedModel(const MWWorld::ConstPtr& ptr) const override;

        float getSkill(const MWWorld::Ptr& ptr, ESM::RefId id) const override;

        /// Get a blood texture suitable for \a ptr (see Blood Texture 0-2 in Morrowind.ini)
        int getBloodTexture(const MWWorld::ConstPtr& ptr) const override;

        bool isNpc() const override { return true; }

        void readAdditionalState(const MWWorld::Ptr& ptr, const ESM::ObjectState& state) const override;
        ///< Read additional state from \a state into \a ptr.

        void writeAdditionalState(const MWWorld::ConstPtr& ptr, ESM::ObjectState& state) const override;
        ///< Write additional state from \a ptr into \a state.

        int getBaseGold(const MWWorld::ConstPtr& ptr) const override;

        bool isClass(const MWWorld::ConstPtr& ptr, std::string_view className) const override;

        bool canSwim(const MWWorld::ConstPtr& ptr) const override;

        bool canWalk(const MWWorld::ConstPtr& ptr) const override;

        bool isBipedal(const MWWorld::ConstPtr& ptr) const override;

        void respawn(const MWWorld::Ptr& ptr) const override;

        int getBaseFightRating(const MWWorld::ConstPtr& ptr) const override;

        ESM::RefId getPrimaryFaction(const MWWorld::ConstPtr& ptr) const override;

        int getPrimaryFactionRank(const MWWorld::ConstPtr& ptr) const override;

        void setBaseAISetting(const ESM::RefId& id, MWMechanics::AiSetting setting, int value) const override;

        void modifyBaseInventory(const ESM::RefId& actorId, const ESM::RefId& itemId, int amount) const override;

        float getWalkSpeed(const MWWorld::Ptr& ptr) const override;

        float getRunSpeed(const MWWorld::Ptr& ptr) const override;

        float getSwimSpeed(const MWWorld::Ptr& ptr) const override;
    };
}

#endif