evershade/Assets/SideBarUIController.cs

using UnityEngine;

public class SideBarUIController : MonoBehaviour
{
    public GameObject InventoryPanel;
    public GameObject SettingsPanel;
    public GameObject CharacterPanel;
    public GameObject RelationshipsPanel;
    public GameObject KnowledgePanel;

    public GameObject ActivePanelIndicatorImage;

    public int TotalPanels = 5;

    public Vector3 initialIndicatorPosition;

    // Start is called before the first frame update
    private void Start()
    {
        initialIndicatorPosition = ActivePanelIndicatorImage.transform.localPosition;
    }

    // Update is called once per frame
    private void Update()
    {
    }


    public void ClosePanels()
    {
        InventoryPanel.SetActive(false);
        SettingsPanel.SetActive(false);
        CharacterPanel.SetActive(false);
        RelationshipsPanel.SetActive(false);
        KnowledgePanel.SetActive(false);
    }


    public void OnClick_EnableInventory()
    {
        ClosePanels();
        InventoryPanel.SetActive(true);
        MoveIndicatorToActivePanel(3);
    }

    public void CloseInventory()
    {
        InventoryPanel.SetActive(false);
    }

    public void MoveIndicatorToActivePanel(int panelIndex)
    {
        ActivePanelIndicatorImage.transform.localPosition =
            new Vector3(ActivePanelIndicatorImage.transform.localPosition.x,
                initialIndicatorPosition.y - panelIndex * 26);
    }

    public void OnClick_Settings()
    {
        ClosePanels();
        SettingsPanel.SetActive(true);
        MoveIndicatorToActivePanel(4);
    }

    public void OnClick_Character()
    {
        ClosePanels();
        CharacterPanel.SetActive(true);
        MoveIndicatorToActivePanel(0);
    }

    public void OnClick_Relationships()
    {
        ClosePanels();
        RelationshipsPanel.SetActive(true);
        MoveIndicatorToActivePanel(2);
    }

    public void OnClick_Knowledge()
    {
        ClosePanels();
        KnowledgePanel.SetActive(true);
        MoveIndicatorToActivePanel(1);
    }
}