using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using Michsky.MUIP;
using TMPro;
using Febucci.UI;


public class DialogueController : MonoBehaviour, IPointerClickHandler {
    [SerializeField] TextMeshProUGUI textTMPro;
    [SerializeField] TextMeshProUGUI nameTMPro;
    [SerializeField] TextAnimatorPlayer typer;
    [SerializeField] ButtonManager button;
    [SerializeField] RectTransform optionMenu;
    [SerializeField] bool clickAnywhere = false;

    [SerializeField] VNController vn = null;

    [HideInInspector] List<DialogueInteraction> interactions;
    [HideInInspector] public int dialogueIndex = 0;

    // Whether to use VNData.NextScene or to pick a random Manager scene
    // for the given SidePiece.
    [SerializeField] bool chooseManagerScene = false;

    private void Interact() {
        if (dialogueIndex >= interactions.Count && optionMenu != null) {
            optionMenu.gameObject.SetActive(true);
            return;
        }

        if (dialogueIndex >= interactions.Count) {
            vn.Done();
            return;
        }

        DialogueInteraction d = interactions[dialogueIndex];
        if (vn != null) {
            vn.Interact(d);
        }
        nameTMPro.SetText(d.name);
        textTMPro.SetText(d.text);
        if (d.unlock != Unlockable.None) {
            GameData.Unlock(d.unlock);
        }
        dialogueIndex += 1;
    }

    public void NextButtonPressed() {
        if (typer.textAnimator.allLettersShown) {
            if (button.enabled) {
                button.enabled = false;
            }
            Interact();
        } else {
            typer.SkipTypewriter();
        }
    }

    public void OnPointerClick(PointerEventData eventData) {
        if (clickAnywhere) {
            NextButtonPressed();
        }
    }

    // Start is called before the first frame update
    void Start()
    {
        if (clickAnywhere) {
            button.gameObject.SetActive(false);
        } else {
            button.enabled = false;
        }

        if (optionMenu != null) {
            optionMenu.gameObject.SetActive(false);
        }

        if (chooseManagerScene) {
            VNData.NextScene = VNData.GetRandomManagerScene(GameData.GLOBAL.sidePiece);
        }

        // The scene to play is pre-loaded here.
        interactions = VNData.DIALOGUE[VNData.NextScene];
        GameData.GLOBAL.viewedScenes.Add(VNData.NextScene);
        vn.SetUp(VNData.NextScene);
        Interact();
    }

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