using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using GameKitController.Audio;
using UnityEngine.Events;

public class pickUpObject : MonoBehaviour
{
    public int amount;
    public bool useAmountPerUnit;
    public int amountPerUnit;

    public bool useDurability;

    public float maxDurabilityAmount;

    public float durabilityAmount;

    public AudioClip pickUpSound;
    public AudioElement pickUpSoundAudioElement;

    public bool staticPickUp;
    public bool moveToPlayerOnTrigger = true;
    public pickUpMode pickUpOption;

    public bool canBeExamined;

    public bool usableByAnything;
    public bool usableByPlayer = true;
    public bool usableByVehicles = true;
    public bool usableByCharacters;

    public bool showPickupInfoOnTaken = true;
    public bool usePickupIconOnTaken;
    public Texture pickupIcon;

    public enum pickUpType
    {
        health,
        energy,
        ammo,
        inventory,
        jetpackFuel,
        weapon,
        inventoryExtraSpace,
        map,
        vehicleFuel,
        attachment,
        power
    }

    public enum pickUpMode
    {
        trigger,
        button
    }

    public bool takeWithTrigger = true;

    public bool usePickupIconOnScreen = true;
    public string pickupIconGeneralName;
    public string pickupIconName;

    public bool useEventOnTaken;
    public UnityEvent eventOnTaken;
    public bool useEventOnRemainingAmount;
    public UnityEvent eventOnRemainingAmount;

    public bool sendPickupFinder;
    public eventParameters.eventToCallWithGameObject sendPickupFinderEvent;

    public bool useRemoteEvent;

    public List<string> remoteEventList = new List<string> ();

    public GameObject player;
    public GameObject vehicle;

    public GameObject npc;
    public GameObject finder;

    public bool finderIsPlayer;
    public bool finderIsVehicle;
    public bool finderIsCharacter;

    public string playerTag = "Player";
    public string friendTag = "friend";
    public string enemyTag = "enemy";

    public int amountTaken;

    public bool ignoreExamineObjectBeforeStoreEnabled;

    public pickupType mainPickupType;

    public inventoryObject inventoryObjectManager;

    public deviceStringAction deviceStringActionManager;

    public SphereCollider mainSphereCollider;
    public Collider mainCollider;

    public Rigidbody mainRigidbody;


    public playerWeaponsManager weaponsManager;
    public vehicleHUDManager vehicleHUD;

    public inventoryManager playerInventoryManager;

    public string mainPickupManagerName = "Pickup Manager";

    public bool showDebugPrint;

    public bool mainPickupTypeLocated;


    bool freeSpaceInInventorySlot;
    public int inventoryAmountPicked;
    Vector3 pickUpTargetPosition;

    pickUpManager mainPickupManager;
    grabbedObjectState currentGrabbedObject;

    pickUpsScreenInfo pickUpsScreenInfoManager;

    float targetPositionOffset = 1.5f;
    float distanceToByUsed = 1;

    public bool examiningObject;

    bool touched;

    List<GameObject> playerFoundList = new List<GameObject> ();

    bool initialAmountConfigured;

    bool pickupIconRemoved;

    GameObject gameObjectDetected;



    private void InitializeAudioElements ()
    {
        if (pickUpSound != null) {
            pickUpSoundAudioElement.clip = pickUpSound;
        }
    }

    //if the pick up object has an icon in the inspector, instantiated in the hud
    void Start ()
    {
        InitializeAudioElements ();

        getComponents ();
    }

    public void activatePickupMovement ()
    {
        StartCoroutine (activatePickupMovementCoroutine ());
    }

    IEnumerator activatePickupMovementCoroutine ()
    {
        bool targetReached = false;

        while (!targetReached) {
            //if the player enters inside the object's trigger, translate the object's position to the player 

            if (finder != null) {
                pickUpTargetPosition = finder.transform.position + finder.transform.up * targetPositionOffset;
            }

            transform.position = Vector3.MoveTowards (transform.position, pickUpTargetPosition, Time.deltaTime * 15);

            //if the object is close enough, increase the finder's values, according to the type of object
            if (GKC_Utils.distance (transform.position, pickUpTargetPosition) < distanceToByUsed) {
                targetReached = true;
            }

            yield return null;
        }

        pickObject ();
    }

    void assignComponents ()
    {
        if (mainRigidbody == null) {
            mainRigidbody = GetComponent<Rigidbody> ();
        }

        if (mainSphereCollider == null) {
            mainSphereCollider = GetComponentInChildren<SphereCollider> ();
        }

        if (mainCollider == null) {
            mainCollider = GetComponent<Collider> ();
        }

        if (deviceStringActionManager == null) {
            deviceStringActionManager = GetComponentInChildren<deviceStringAction> ();
        }

        if (inventoryObjectManager == null) {
            inventoryObjectManager = GetComponentInChildren<inventoryObject> ();
        }
    }

    public void getComponents ()
    {
        if (amount == 0) {
            amount = 1;
        }

        assignComponents ();

        setUpIcon ();

        //if the pick up is static, set its rigibody to kinematic and reduce its radius, so the player has to come closer to get it

        if (pickUpOption != pickUpMode.trigger) {
            takeWithTrigger = false;
        }

        if (staticPickUp) {
            mainRigidbody.isKinematic = true;
            mainSphereCollider.radius = 1;
        }

        getInventoryInfo ();

        if (deviceStringActionManager != null) {
            if (takeWithTrigger) {
                deviceStringActionManager.setIconEnabledState (false);

                deviceStringActionManager.gameObject.tag = "Untagged";
            }
        }
    }

    public void playPickupSound ()
    {
        //play the pick up sound effect
        var finderAudioSource = applyDamage.getAudioSource (finder, "Pickup Object Audio Source");

        if (finderAudioSource != null)
            pickUpSoundAudioElement.audioSource = finderAudioSource;

        if (pickUpSoundAudioElement != null) {
            AudioPlayer.PlayOneShot (pickUpSoundAudioElement, gameObject);
        }

    }

    public void pickObject ()
    {
        //check if this object has been grabbed by the player, to drop it, before destroy it
        checkIfGrabbed ();

        mainPickupType.confirmTakePickup ();

        checkEventOnTaken ();
    }

    public void removePickupFromLevel ()
    {
        //remove the icon object
        removePickupInfo ();

        Destroy (gameObject);
    }

    void removePickupInfo ()
    {
        if (mainPickupManager != null) {
            mainPickupManager.removeTarget (gameObject);
        }

        if (canBeExamined && examiningObject) {
            if (finderIsPlayer) {
                if (player != null) {
                    usingDevicesSystem currentUsingDevicesSystem = player.GetComponent<usingDevicesSystem> ();

                    if (currentUsingDevicesSystem != null) {
                        currentUsingDevicesSystem.setExamineteDevicesCameraState (false, false);
                    }
                }
            }
        }

        pickupIconRemoved = true;
    }

    void OnDestroy ()
    {
        if (GKC_Utils.isApplicationPlaying () && Time.deltaTime > 0) {
            if (showDebugPrint) {
                print ("scene loaded " + this.gameObject.scene.isLoaded + " " + Time.timeScale + " " + Time.deltaTime);
            }

            if (!pickupIconRemoved) {
                removePickupInfo ();
            }
        }
    }

    public void checkEventOnTaken ()
    {
        if (useEventOnTaken) {
            eventOnTaken.Invoke ();
        }

        if (sendPickupFinder && finder != null) {
            sendPickupFinderEvent.Invoke (finder);
        }

        if (useRemoteEvent) {
            remoteEventSystem currentRemoteEventSystem = finder.GetComponent<remoteEventSystem> ();

            if (currentRemoteEventSystem == null) {
                playerComponentsManager currentPlayerComponetsManager = finder.GetComponent<playerComponentsManager> ();

                if (currentPlayerComponetsManager != null) {
                    currentRemoteEventSystem = currentPlayerComponetsManager.getRemoteEventSystem ();
                }
            }

            if (currentRemoteEventSystem != null) {
                for (int i = 0; i < remoteEventList.Count; i++) {
                    currentRemoteEventSystem.callRemoteEvent (remoteEventList [i]);
                }
            }
        }
    }

    public void checkEventOnRemainingAmount ()
    {
        if (finderIsPlayer) {
            usingDevicesSystem currentUsingDevicesSystem = player.GetComponent<usingDevicesSystem> ();

            if (currentUsingDevicesSystem != null) {
                currentUsingDevicesSystem.setInteractionButtonName ();
            }
        }

        if (useEventOnRemainingAmount) {
            eventOnRemainingAmount.Invoke ();
        }
    }

    public float getAmountPicked ()
    {
        if (useAmountPerUnit) {
            return (amount * amountPerUnit);
        }

        return amount;
    }

    //instantiate the icon object to show the type of pick up in the player's HUD
    public void setUpIcon ()
    {
        if (!usePickupIconOnScreen) {
            return;
        }

        bool pickupManagerLocated = (mainPickupManager != null);

        if (!pickupManagerLocated) {
            mainPickupManager = pickUpManager.Instance;

            pickupManagerLocated = mainPickupManager != null;
        }

        if (!pickupManagerLocated) {
            GKC_Utils.instantiateMainManagerOnSceneWithTypeOnApplicationPlaying (pickUpManager.getMainManagerName (), typeof (pickUpManager), true);

            mainPickupManager = pickUpManager.Instance;

            pickupManagerLocated = (mainPickupManager != null);
        }

        if (!pickupManagerLocated) {
            mainPickupManager = FindObjectOfType<pickUpManager> ();

            pickupManagerLocated = mainPickupManager != null;
        }

        if (pickupManagerLocated) {
            mainPickupManager.setPickUpIcon (gameObject, pickupIconGeneralName, pickupIconName);

            pickupIconRemoved = false;
        }
    }

    public void pausePickupIconState ()
    {
        if (mainPickupManager != null) {
            mainPickupManager.setPauseState (true, gameObject);
        }
    }

    public void resumePickupIconState ()
    {
        if (mainPickupManager != null) {
            mainPickupManager.setPauseState (false, gameObject);
        }
    }

    public void removePickupIcon ()
    {
        removePickupInfo ();
    }

    public void removePickupIconAndDisableObject ()
    {
        removePickupInfo ();

        if (gameObject.activeSelf) {
            gameObject.SetActive (false);
        }
    }

    public void setCurrentUser (GameObject newObject)
    {
        if (showDebugPrint) {
            print ("setting current user " + newObject.name);
        }

        checkTriggerInfoByGameObject (newObject);
    }

    public void pickObjectByButton ()
    {
        if (showDebugPrint) {
            print (canBeExamined + " " + examiningObject + " " + checkIfCanBePicked ());
        }

        if (canBeExamined && !examiningObject) {
            pausePickupIconState ();

            examiningObject = true;

            return;
        }

        if (!checkIfCanBePicked ()) {
            return;
        }

        mainPickupType.takePickupByButton ();
    }

    public void confirmTakePickupByButton ()
    {
        checkIfGrabbed ();

        pickObject ();
    }

    public void cancelPickObject ()
    {
        if (canBeExamined && examiningObject) {
            resumePickupIconState ();

            examiningObject = false;

            electronicDevice mainElectronicDevice = GetComponentInChildren<electronicDevice> ();

            if (mainElectronicDevice != null) {
                mainElectronicDevice.activateDevice ();
            }
        }
    }

    //check if the player is inside the object trigger
    public void OnTriggerEnter (Collider col)
    {
        checkTriggerInfo (col);
    }

    public void OnTriggerExit (Collider col)
    {
        if (playerFoundList.Contains (col.gameObject)) {
            playerFoundList.Remove (col.gameObject);
        }
    }

    public void checkTriggerInfoByGameObject (GameObject objectToCheck)
    {
        if (objectToCheck != null) {
            Collider newCollider = objectToCheck.GetComponent<Collider> ();

            if (newCollider != null) {
                checkTriggerInfo (newCollider);
            }
        }
    }

    public void checkTriggerInfo (Collider col)
    {
        if (touched) {
            return;
        }

        if (gameObjectDetected != null) {
            if (gameObjectDetected == col.gameObject) {
                if (showDebugPrint) {
                    print ("character already set as current detected, cancelling the repeat of assignment " + col.gameObject.name);
                }

                return;
            }
        }

        gameObjectDetected = col.gameObject;

        if (usableByAnything || usableByPlayer) {
            if (col.CompareTag (playerTag) && !col.isTrigger) {
                player = gameObjectDetected;

                if (!playerFoundList.Contains (player)) {
                    playerFoundList.Add (player);
                }

                setFinderType (true, false, false);

                playerComponentsManager currentPlayerComponentsManager = player.GetComponent<playerComponentsManager> ();

                if (currentPlayerComponentsManager != null) {
                    pickUpsScreenInfoManager = currentPlayerComponentsManager.getPickUpsScreenInfo ();
                }

                //check if the player needs this pickup
                finder = player;

                if (takeWithTrigger) {
                    if (!checkIfCanBePicked ()) {
                        return;
                    }

                    mainPickupType.takePickupByTrigger ();
                }

                return;
            }
        }

        if (usableByAnything || usableByVehicles) {
            vehicleHUD = applyDamage.getVehicleHUDManager (gameObjectDetected);

            //else check if the player is driving
            if (vehicleHUD != null) {
                if (vehicleHUD.isVehicleBeingDriven ()) {
                    //then set the vehicle as the object which use the pickup
                    vehicle = gameObjectDetected;

                    setFinderType (false, true, false);

                    player = vehicleHUD.IKDrivingManager.getcurrentDriver ();

                    if (player != null) {
                        playerComponentsManager currentPlayerComponentsManager = player.GetComponent<playerComponentsManager> ();

                        if (currentPlayerComponentsManager != null) {
                            pickUpsScreenInfoManager = currentPlayerComponentsManager.getPickUpsScreenInfo ();
                        }

                        //check if the vehicle needs this pickup
                        if (!checkIfCanBePicked ()) {
                            return;
                        }

                        mainPickupType.takePickupByTrigger ();
                    }
                }

                return;
            }
        }

        if (usableByAnything || usableByCharacters) {
            //else check if the finder is an ai
            bool checkResult = false;

            if ((col.CompareTag (enemyTag) || col.CompareTag (friendTag)) && !col.isTrigger) {
                checkResult = true;
            }

            if (gameObjectDetected.GetComponent<AINavMesh> ()) {
                checkResult = true;
            }

            if (checkResult) {
                //then set the character as the object which use the pickup
                npc = gameObjectDetected;

                setFinderType (false, false, true);

                if (takeWithTrigger) {
                    if (!checkIfCanBePicked ()) {
                        return;
                    }

                    mainPickupType.takePickupByTrigger ();
                }
            }
        }
    }

    public void confirmTakePickupByTrigger ()
    {
        if (finderIsPlayer) {
            Physics.IgnoreCollision (finder.GetComponent<Collider> (), mainCollider);

            checkIfGrabbed ();

            mainRigidbody.isKinematic = true;

            if (moveToPlayerOnTrigger) {
                touched = true;

                activatePickupMovement ();
            } else {
                pickObject ();
            }

            return;
        }

        //else check if the player is driving
        if (finderIsVehicle) {
            finder = vehicle;

            checkIfGrabbed ();

            if (takeWithTrigger) {
                mainCollider.isTrigger = true;

                mainRigidbody.isKinematic = true;

                if (moveToPlayerOnTrigger) {
                    touched = true;

                    activatePickupMovement ();

                } else {
                    pickObject ();
                }
            } else {
                pickObject ();
            }

            return;
        }

        //else check if the finder is an ai
        if (finderIsCharacter) {
            finder = npc;

            checkIfGrabbed ();

            if (takeWithTrigger) {
                Physics.IgnoreCollision (finder.GetComponent<Collider> (), mainCollider);

                mainCollider.isTrigger = true;
                mainRigidbody.isKinematic = true;

                if (moveToPlayerOnTrigger) {
                    touched = true;

                    activatePickupMovement ();
                } else {
                    pickObject ();
                }
            } else {
                pickObject ();
            }
        }
    }

    public void setFinderType (bool isPlayer, bool isVehicle, bool isCharacter)
    {
        finderIsPlayer = isPlayer;
        finderIsVehicle = isVehicle;
        finderIsCharacter = isCharacter;
    }

    //check the values of health and energy according to the type of pickup, so the pickup will be used or not according to the values of health or energy
    //When the player/vehicle grabs a pickup, this will check if the amount of health, energy or ammo is filled or not,
    //so the player/vehicle only will get the neccessary objects to restore his state. In version 2.3, the player grabbed every pickup close to him.
    //for example, if the player has 90/100, he only will grab a health pickup
    bool checkIfCanBePicked ()
    {
        if (!usableByAnything) {
            if ((usableByPlayer && finderIsPlayer) || (usableByVehicles && finderIsVehicle) || (usableByCharacters && finderIsCharacter)) {
                if (showDebugPrint) {
                    print ("picup can be used by the character detected");
                }
            } else {
                return false;
            }
        }

        return true;
    }

    public bool tryToPickUpObject ()
    {
        playerComponentsManager mainPlayerComponentsManager = player.GetComponent<playerComponentsManager> ();

        playerController mainPlayerController = mainPlayerComponentsManager.getPlayerController ();

        if (mainPlayerController.isPlayerDriving ()) {
            return false;
        }

        inventoryAmountPicked = 0;

        playerInventoryManager = mainPlayerComponentsManager.getInventoryManager ();

        if (!playerInventoryManager.isInventoryFull ()) {
            if (useDurability) {
                inventoryObjectManager.inventoryObjectInfo.durabilityAmount = durabilityAmount;

                if (maxDurabilityAmount == 0) {
                    maxDurabilityAmount = GKC_Utils.getMaxDurabilityValueOnObjectByName (inventoryObjectManager.inventoryObjectInfo.Name);
                }

                if (maxDurabilityAmount == -1) {
                    maxDurabilityAmount = durabilityAmount;
                }

                inventoryObjectManager.inventoryObjectInfo.maxDurabilityAmount = maxDurabilityAmount;
            }

            if (!ignoreExamineObjectBeforeStoreEnabled &&
                !playerInventoryManager.playerIsExaminingInventoryObject () &&
                !mainPlayerComponentsManager.getUsingDevicesSystem ().isExaminingObject ()) {

                if (playerInventoryManager.isExamineObjectBeforeStoreEnabled ()) {
                    playerInventoryManager.examineCurrentPickupObject (inventoryObjectManager.inventoryObjectInfo);

                    playerInventoryManager.setCurrentPickupObject (this);

                    return false;
                }
            }

            inventoryAmountPicked = playerInventoryManager.tryToPickUpObject (inventoryObjectManager.inventoryObjectInfo);

            if (showDebugPrint) {
                print ("pickup amount " + inventoryAmountPicked);
            }

            if (inventoryAmountPicked > 0) {
                inventoryObjectManager.inventoryObjectInfo.amount -= inventoryAmountPicked;
                amount = inventoryObjectManager.inventoryObjectInfo.amount;

                inventoryObjectManager.eventOnPickObjectNewBehaviour (player);

                return true;
            } else {
                playerInventoryManager.showInventoryFullMessage ();
            }
        } else {
            playerInventoryManager.showInventoryFullMessage ();
        }

        return false;
    }

    public void setDurabilityInfo (bool state, float newDurabilityAmount, float newMaxDurabilityAmount)
    {
        useDurability = state;

        durabilityAmount = newDurabilityAmount;

        maxDurabilityAmount = newMaxDurabilityAmount;
    }

    public void setDurabilityAmount (float newDurabilityAmount)
    {
        durabilityAmount = newDurabilityAmount;
    }

    public void setMaxDurabilityAmount (float newMaxDurabilityAmount)
    {
        maxDurabilityAmount = newMaxDurabilityAmount;
    }

    public void setUseDurabilityState (bool state)
    {
        useDurability = state;
    }

    public int getLastinventoryAmountPicked ()
    {
        return inventoryAmountPicked;
    }

    public string getPickupObjectName ()
    {
        getInventoryInfo ();

        if (inventoryObjectManager != null && inventoryObjectManager.inventoryObjectInfo != null) {
            return inventoryObjectManager.inventoryObjectInfo.Name;
        }

        return "";
    }

    //just to ignore the collisions with a turret when it explodes
    void OnCollisionEnter (Collision col)
    {
        if (col.gameObject.layer == LayerMask.NameToLayer ("Ignore Raycast")) {
            if (col.collider != null && mainCollider != null) {
                Physics.IgnoreCollision (col.collider, mainCollider);
            }
        }
    }

    //drop this object just in case the object has grabbed it to use it
    void checkIfGrabbed ()
    {
        if (finderIsPlayer && player != null) {
            //if the object is being carried by the player, make him drop it
            currentGrabbedObject = GetComponent<grabbedObjectState> ();

            if (currentGrabbedObject != null) {
                GKC_Utils.dropObject (currentGrabbedObject.getCurrentHolder (), gameObject);
            }
        }
    }

    //enable the trigger of the pickup, so the player can use it
    public void activateObjectTrigger ()
    {
        if (mainSphereCollider != null && !mainSphereCollider.enabled) {
            mainSphereCollider.enabled = true;
        }
    }

    public void showRecieveInfo (string message)
    {
        if (!showPickupInfoOnTaken) {
            return;
        }

        if (finderIsPlayer || finderIsVehicle) {
            if (pickUpsScreenInfoManager != null) {
                if (usePickupIconOnTaken) {
                    pickUpsScreenInfoManager.recieveInfo (message, pickupIcon);
                } else {
                    pickUpsScreenInfoManager.recieveInfo (message);
                }
            }
        }
    }

    public void setPickUpAmount (int amountToSet)
    {
        amount = amountToSet;

        getInventoryInfo ();
    }

    public void getInventoryInfo ()
    {
        if (inventoryObjectManager == null) {
            inventoryObjectManager = GetComponentInChildren<inventoryObject> ();
        }

        if (inventoryObjectManager != null && !initialAmountConfigured) {
            setAmount (amount);

            initialAmountConfigured = true;
        }
    }

    public void setAmount (int newAmount)
    {
        if (inventoryObjectManager.inventoryObjectInfo.storeTotalAmountPerUnit) {
            amount = amount * inventoryObjectManager.inventoryObjectInfo.amountPerUnit;

            inventoryObjectManager.inventoryObjectInfo.amountPerUnit = 0;
        }

        inventoryObjectManager.inventoryObjectInfo.amount = amount;

        if (useAmountPerUnit) {
            inventoryObjectManager.inventoryObjectInfo.amountPerUnit = amountPerUnit;
        }
    }

    public void setNewAmount (int newAmount)
    {
        amount = newAmount;

        if (inventoryObjectManager == null) {
            getInventoryInfo ();
        } else {
            setAmount (amount);
        }
    }

    public SphereCollider getPickupTrigger ()
    {
        return mainSphereCollider;
    }

    public void removeDeviceFromListExternalCall (GameObject deviceGameObject)
    {
        if (playerFoundList.Count > 0) {
            for (int i = 0; i < playerFoundList.Count; i++) {

                usingDevicesSystem currentUsingDevicesSystem = playerFoundList [i].GetComponent<usingDevicesSystem> ();

                if (currentUsingDevicesSystem != null) {

                    currentUsingDevicesSystem.removeDeviceFromListExternalCall (deviceGameObject);
                }
            }
        }
    }

    public void setPickupOptionAsTrigger ()
    {
        pickUpOption = pickUpMode.trigger;
    }

    public void setPickupOptionAsButton ()
    {
        pickUpOption = pickUpMode.button;
    }

    void checkAssignPickupElements ()
    {
        if (!mainPickupTypeLocated) {
            mainPickupTypeLocated = mainPickupType != null;

            if (!mainPickupTypeLocated) {
                assignPickupElementsOnEditor ();
            }
        }
    }

    public void pickObjectAfterXWait (GameObject newPlayer)
    {
        //set this object to be picked by the player to his inventory after x wait 

        StartCoroutine (pickObjectAfterXWaitCoroutine (newPlayer));
    }

    IEnumerator pickObjectAfterXWaitCoroutine (GameObject newPlayer)
    {
        WaitForSeconds delay = new WaitForSeconds (0.1f);

        yield return delay;

        GameObject pickupGameObject = gameObject;

        simpleActionButton currentSimpleActionButton = GetComponentInChildren<simpleActionButton> ();

        if (currentSimpleActionButton != null) {
            pickupGameObject = currentSimpleActionButton.gameObject;
        }

        GKC_Utils.useObjectExternally (newPlayer, pickupGameObject);
    }

    //EDITOR FUNCTIONS

    public void assignPickupElementsOnEditor ()
    {
        objectOnInventory currentobjectOnInventory = GetComponent<objectOnInventory> ();

        inventoryObjectManager = GetComponentInChildren<inventoryObject> ();

        if (currentobjectOnInventory != null && inventoryObjectManager != null) {
            currentobjectOnInventory.mainInventoryObject = inventoryObjectManager;

            inventoryObjectManager.mainObjectOnInventory = currentobjectOnInventory;
        }

        mainPickupTypeLocated = false;

        mainPickupType = GetComponent<pickupType> ();

        if (mainPickupType != null) {
            mainPickupType.mainPickupObject = this;

            mainPickupTypeLocated = true;
        }

        assignComponents ();

        updateComponent ();
    }

    public void updateComponent ()
    {
        GKC_Utils.updateComponent (this);

        GKC_Utils.updateDirtyScene ("Update Pickup info " + gameObject.name, gameObject);
    }
}