void Update() //se till att rätt saker händer när rätt knappar trycks på               
    {
        if (Input.GetButtonDown("GoBack"))
        {
            foreach (Button goBackButton in pM.GoBackButtons)
            {
                if (goBackButton.gameObject.activeInHierarchy)
                {
                    goBackButton.onClick.Invoke();
                    return;
                }
            }
        }
        if (!coolingDown)
            currentNav();                //Delegate method changing depending on which part of the inventory is currently being navigated
    }


    #endregion


    #region NavMethods


    void InGameNav()
    {
        if (!coolingDown && inputManager.CurrentInputMode == InputMode.Playing)      //Låter spelaren dra och stoppa undan det senast equippade vapnet
        {
            if (Input.GetButtonDown("QuickDraw"))
            {
                StartCoroutine(MenuCooldown());
                if (combat.CurrentWeapon != null)
                {
                    combat.WeaponToEquip = null;
                    combat.SheatheAndUnsheathe();
                }
                else if (combat.LastEquippedWeapon != null)
                {
                    combat.WeaponToEquip = combat.LastEquippedWeapon;
                    combat.SheatheAndUnsheathe();
                }
            }
            else if (Input.GetButtonDown("Inventory"))
            {
                ShowInventory();
            }
            if (!equippingFavorite)
            {
                bool controllerInput = Input.GetAxisRaw("NextInventoryRow") == 0f ? false : true;
                if (!controllerInput)
                    controllerInput = Input.GetAxisRaw("NextItem") == 0f ? false : true;
                if (Input.GetAxisRaw("NextInventoryRow") > 0f || Input.GetKeyDown(KeyCode.Alpha1))
                {
                    EquipFavorite(0, controllerInput);
                }
                else if (Input.GetAxisRaw("NextItem") > 0f || Input.GetKeyDown(KeyCode.Alpha2))
                {
                    EquipFavorite(1, controllerInput);
                }
                else if (Input.GetAxisRaw("NextInventoryRow") < 0f || Input.GetKeyDown(KeyCode.Alpha3))
                {
                    EquipFavorite(2, controllerInput);
                }
                else if (Input.GetAxisRaw("NextItem") < 0f || Input.GetKeyDown(KeyCode.Alpha4))
                {
                    EquipFavorite(3, controllerInput);
                }
            }
        }
    }


    void ItemNav()
    {
        if (inputManager.CurrentInputMode == InputMode.Inventory)
        {
            if (Input.GetButtonDown("Inventory"))
            {
                HideInventory();
            }
            else if (!coolingDown && !upgrading)
            {
                if (!itemSelected)      //Låter spelaren navigera i inventoryt via handkontroll
                {
                    if (Input.GetAxis("NextInventoryRow") < 0f)
                    {
                        ChangeInventoryRow(true);
                    }
                    else if (Input.GetAxis("NextInventoryRow") > 0f)
                    {
                        ChangeInventoryRow(false);
                    }
                    else if (Input.GetAxisRaw("NextItem") < 0f)
                    {
                        HighlightNextItem(false);
                    }
                    else if (Input.GetAxisRaw("NextItem") > 0f)
                    {
                        HighlightNextItem(true);
                    }
                    if (Input.GetButtonDown("PreviousInventoryCategory"))
                    {
                        if (displayCollection == 0)
                        {
                            DisplayNewCollection(playerInventory.Length - 1);
                        }
                        else
                            DisplayNewCollection(displayCollection - 1);
                    }
                    else if (Input.GetButtonDown("NextInventoryCategory"))
                    {
                        DisplayNewCollection((displayCollection + 1) % playerInventory.Length);
                    }
                }
                if (itemSelected)
                {
                    if (Input.GetButtonDown("Favorite"))
                    {
                        favoriteButton.GetComponent<Button>().onClick.Invoke();
                    }
                    else if (Input.GetButtonDown("Upgrade"))
                    {
                        upgradeButton.GetComponent<Button>().onClick.Invoke();
                    }
                    else if (Input.GetButtonDown("SelectItem"))
                    {
                        equipButton.GetComponent<Button>().onClick.Invoke();
                    }
                }
                else if (Input.GetButtonDown("SelectItem") && !itemSelected)
                {
                    currentChoice.onClick.Invoke();
                }
            }
        }
    }


    void UpgradeNav()
    {
        if (inputManager.CurrentInputMode == InputMode.Inventory)
        {
            if (Input.GetButtonDown("Inventory"))
            {
                HideInventory();
            }
        }
        else if (upgrading && !coolingDown)
        {
            if (Input.GetButtonDown("SelectItem"))
            {
                if (!upgradeSelected)
                {
                    currentUpgrade.onClick.Invoke();
                    upgradeSelected = true;
                }
                else
                {
                    applyUpgradeButton.GetComponent<Button>().onClick.Invoke();
                    upgradeSelected = false;
                }
            }
            else if (Input.GetAxisRaw("NextItem") > 0f)
            {
                upgradeSelected = false;
                menuManager.NoGlow(currentUpgrade.GetComponent<Outline>());
                StartCoroutine("MenuCooldown");
                upgradeIndex = (upgradeIndex + 1) % upgradeButtons.Length;
            }
            else if (Input.GetAxisRaw("NextItem") < 0f)
            {
                upgradeSelected = false;
                menuManager.NoGlow(currentUpgrade.GetComponent<Outline>());
                StartCoroutine("MenuCooldown");
                if (upgradeIndex == 0)
                {
                    upgradeIndex = upgradeButtons.Length - 1;
                }
                else
                {
                    upgradeIndex--;
                }
            }
            else if (Input.GetAxisRaw("NextInventoryRow") != 0f)
            {
                upgradeSelected = false;
                menuManager.NoGlow(currentUpgrade.GetComponent<Outline>());
                StartCoroutine("MenuCooldown");
                int nextUpgradeIndex = 2;
                if (Input.GetAxisRaw("NextInventoryRow") > 0f)
                {
                    nextUpgradeIndex *= -1;
                }
                if (upgradeIndex + nextUpgradeIndex < 0)
                {
                    upgradeIndex = (upgradeButtons.Length) + (upgradeIndex + nextUpgradeIndex);
                }
                else if (upgradeIndex + nextUpgradeIndex > upgradeButtons.Length - 1)
                {
                    upgradeIndex = (upgradeIndex + nextUpgradeIndex) - (upgradeButtons.Length);
                }
                else
                {
                    upgradeIndex += nextUpgradeIndex;
                }
            }
            currentUpgrade = upgradeButtons[upgradeIndex];
            UpdateSprites();
        }
    }