using UnityEngine;
using UnityEngine.UI;
using UnityEngine.SceneManagement;

public class ModeSelectionUI : MonoBehaviour
{
    [Header("Tip")]
    public Text tipText;

    [Header("Fixation Mode")]
    public Button limbFixationButton;
    public Button splintFixationButton;
    public GameObject limbFixationCheck;
    public GameObject splintFixationCheck;

    [Header("Run Mode")]
    public Button learnModeButton;
    public Button examModeButton;
    public GameObject learnModeCheck;
    public GameObject examModeCheck;

    [Header("Actions")]
    public Button startButton;
    public Button backButton;

    private FixationMethod selectedFixation = FixationMethod.LimbFixation;
    private ExperimentMode selectedRunMode = ExperimentMode.Learn;

    private void Start()
    {
        tipText.text = "Tip：请选择实验模式";

        limbFixationButton.onClick.AddListener(() => SelectFixation(FixationMethod.LimbFixation));
        splintFixationButton.onClick.AddListener(() => SelectFixation(FixationMethod.SplintFixation));
        learnModeButton.onClick.AddListener(() => SelectRunMode(ExperimentMode.Learn));
        examModeButton.onClick.AddListener(() => SelectRunMode(ExperimentMode.Exam));
        startButton.onClick.AddListener(OnStart);
        backButton.onClick.AddListener(() => SceneManager.LoadScene("main"));

        UpdateSelectionVisuals();
    }

    private void SelectFixation(FixationMethod mode)
    {
        selectedFixation = mode;
        UpdateSelectionVisuals();
    }

    private void SelectRunMode(ExperimentMode mode)
    {
        selectedRunMode = mode;
        UpdateSelectionVisuals();
    }

    private void UpdateSelectionVisuals()
    {
        limbFixationCheck.SetActive(selectedFixation == FixationMethod.LimbFixation);
        splintFixationCheck.SetActive(selectedFixation == FixationMethod.SplintFixation);
        learnModeCheck.SetActive(selectedRunMode == ExperimentMode.Learn);
        examModeCheck.SetActive(selectedRunMode == ExperimentMode.Exam);
    }

    private void OnStart()
    {
        if (GameManager.Instance != null)
        {
            GameManager.Instance.CurrentFixationMethod = selectedFixation;
            GameManager.Instance.CurrentMode = selectedRunMode;
        }
        SceneManager.LoadScene("Experiment");
    }
}