using UnityEngine;
using UnityEngine.UI;
using UnityEngine.EventSystems;

using TMPro;

public class SettingsDialog : BaseDialog
{
    [SerializeField] TextMeshProUGUI m_headerText;
    [SerializeField] TextMeshProUGUI m_soundText;
    [SerializeField] TextMeshProUGUI m_musicText;

    [SerializeField] Button m_buttonSound;
    [SerializeField] Button m_buttonMusic;
    [SerializeField] Button m_buttonExit;
    [SerializeField] Button m_buttonContactUs;

    [SerializeField] Sprite m_activeToggle;
    [SerializeField] Sprite m_nonActiveToggle;

    bool m_isSoundActive = true;
    bool m_isMusicActive = true;

    //-----------------------------------------------------------------------------------------
    void Start ()
    {
        m_type = DialogType.SETTINGS_DIALOG;
	}

    //-----------------------------------------------------------------------------------------
    public void Init()
    {
        m_isSoundActive = GlobalsVar.gNeedPlaySounds;
        m_isMusicActive = GlobalsVar.gNeedPlayMusic;

        InitButtons();
        InitTexts();
    }

    //-----------------------------------------------------------------------------------------
    void InitTexts()
    {
        if (m_headerText)
            m_headerText.text = GlobalsVar.gGameTextMng.GetGameText(29).ToUpper();

        if (m_soundText)
            m_soundText.text = GlobalsVar.gGameTextMng.GetGameText(30);

        if (m_musicText)
            m_musicText.text = GlobalsVar.gGameTextMng.GetGameText(31);
    }

    //-----------------------------------------------------------------------------------------
    void InitButtons()
    {
        if (m_buttonSound)
        {
            m_buttonSound.onClick.AddListener(ButtonPress);
            m_buttonSound.transform.Find("text_on").GetComponent<TextMeshProUGUI>().text = GlobalsVar.gGameTextMng.GetGameText(33).ToUpper();
            m_buttonSound.transform.Find("text_off").GetComponent<TextMeshProUGUI>().text = GlobalsVar.gGameTextMng.GetGameText(34).ToUpper();
            SetToggleState(m_buttonSound.gameObject, m_isSoundActive);
        }

        if (m_buttonMusic)
        {
            m_buttonMusic.onClick.AddListener(ButtonPress);
            m_buttonMusic.transform.Find("text_on").GetComponent<TextMeshProUGUI>().text = GlobalsVar.gGameTextMng.GetGameText(33).ToUpper();
            m_buttonMusic.transform.Find("text_off").GetComponent<TextMeshProUGUI>().text = GlobalsVar.gGameTextMng.GetGameText(34).ToUpper();
            SetToggleState(m_buttonMusic.gameObject, m_isMusicActive);
        }

        if (m_buttonExit)
            m_buttonExit.onClick.AddListener(ButtonPress);

        if (m_buttonContactUs)
        {
            m_buttonContactUs.onClick.AddListener(ButtonPress);
            CommonFunctions.SetButtonText(m_buttonContactUs.gameObject, GlobalsVar.gGameTextMng.GetGameText(32));
        }
    }

    //-----------------------------------------------------------------------------------------
    void ButtonPress()
    {
        GameObject currentClickedObj = EventSystem.current.currentSelectedGameObject;
        if (currentClickedObj == m_buttonExit.gameObject)
            HideDialog();
        else if (currentClickedObj == m_buttonSound.gameObject)
        {
            SetToggleState(m_buttonSound.gameObject, !m_isSoundActive);
            if (m_isSoundActive)
                GlobalsVar.gNeedPlaySounds = true;
            else
                GlobalsVar.gNeedPlaySounds = false;
        }
        else if (currentClickedObj == m_buttonMusic.gameObject)
        {
            SetToggleState(m_buttonMusic.gameObject, !m_isMusicActive);
            if (m_isMusicActive)
            {
                GlobalsVar.gNeedPlayMusic = true;
                MusicManager.Instance.StartMusic();
            }
            else
            {
                GlobalsVar.gNeedPlayMusic = false;
                MusicManager.Instance.FadeDownMusicVolume();
            }
        }
        else if (currentClickedObj == m_buttonContactUs.gameObject)
        {
            Application.OpenURL("https://apelsingames.com/");
        }
    }

    //-----------------------------------------------------------------------------------------
    void SetToggleState(GameObject obj, bool active)
    {
        Image img = obj.GetComponent<Image>();

        if (obj == m_buttonSound.gameObject)
        {
            m_isSoundActive = active;
            if (m_isSoundActive)
            {
                img.sprite = m_activeToggle;
                m_buttonSound.transform.Find("text_on").gameObject.SetActive(true);
                m_buttonSound.transform.Find("text_off").gameObject.SetActive(false);
            }
            else
            {
                img.sprite = m_nonActiveToggle;
                m_buttonSound.transform.Find("text_on").gameObject.SetActive(false);
                m_buttonSound.transform.Find("text_off").gameObject.SetActive(true);
            }
        }
        else if (obj == m_buttonMusic.gameObject)
        {
            m_isMusicActive = active;
            if (m_isMusicActive)
            {
                img.sprite = m_activeToggle;
                m_buttonMusic.transform.Find("text_on").gameObject.SetActive(true);
                m_buttonMusic.transform.Find("text_off").gameObject.SetActive(false);
            }
            else
            {
                img.sprite = m_nonActiveToggle;
                m_buttonMusic.transform.Find("text_on").gameObject.SetActive(false);
                m_buttonMusic.transform.Find("text_off").gameObject.SetActive(true);
            }
        }
    }
}