using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class Aula3_ChooseAlt_Control : MonoBehaviour
{
    [System.Serializable]
    public class Question
    {
        public string texto, enunciadoCaller;
        public Sprite enunciadoImg;
        public List<string> ops;
        public int rightOne;
    }

    public List<Question> questions;
    List<Text> txts; public Image imgShowing;
    List<Image> imgsBtn;

    public Color cameraColor;
    public Color padrao, acerto, erro;
    public Sprite btnSprite;
    public bool fullscreen, hasText;
    int actualQuestion = 0;
    bool answered = false;
    public bool gameResources; public GamesResourcesFinder resourcesFinder;

    void Start()
    {
        imgsBtn = new List<Image>() {
            GameObject.Find("BtnOption").GetComponent<Image>(),
            GameObject.Find("BtnOption 2").GetComponent<Image>(),
            GameObject.Find("BtnOption 3").GetComponent<Image>(),
            GameObject.Find("BtnOption 4").GetComponent<Image>()
        };

        txts = new List<Text>();
        for (int i = 0; i < 4; i++)
        {
            txts.Add(imgsBtn[i].GetComponentInChildren<Text>());
        }

        Camera.main.backgroundColor = cameraColor;

        if (fullscreen)
        {
            imgShowing = GameObject.Find("ImgShowing Full").GetComponent<Image>();
            Destroy(GameObject.Find("ImgShowing"));
        }
        else
        {
            imgShowing = GameObject.Find("ImgShowing").GetComponent<Image>();
            Destroy(GameObject.Find("ImgShowing Full"));
        }

        foreach (Image item in imgsBtn)
        {
            item.sprite = btnSprite;
        }

        if (gameResources)
        {
            StartCoroutine(WaitForDownload());
        }
        else
        {
            ShowQuestion();
        }
    }

    public IEnumerator WaitForDownload()
    {
        while (!resourcesFinder.gameReady)
        {
            yield return new WaitForEndOfFrame();
        }

        ShowQuestion();
    }

    public void ShowQuestion()
    {
        Question question = questions[actualQuestion];

        for (int i = 0; i < 4; i++)
        {
            txts[i].text = question.ops[i];
        }

        foreach (Image item in imgsBtn)
        {
            item.color = padrao;
        }

        if (gameResources)
        {
            imgShowing.sprite = resourcesFinder.AskForImage(question.enunciadoCaller);
        }
        else
        {
            imgShowing.sprite = question.enunciadoImg;
        }
    }

    public void AnswerQuestion(int which)
    {
        if (answered)
        {
            return;
        }
        else
        {
            if (which == questions[actualQuestion].rightOne)
            {
                actualQuestion++;

                StartCoroutine(RightOne(which));
            }
            else
            {
                imgsBtn[which].color = erro;
            }
        }
    }

    IEnumerator RightOne(int which)
    {
        answered = true;
        imgsBtn[which].color = acerto;

        yield return new WaitForSecondsRealtime(2);

        if (actualQuestion >= questions.Count)
        {
            GameControl jooj = GameObject.Find("GameControl").GetComponent<GameControl>();
            jooj.finishedGame = true;
        }
        else
        {
            ShowQuestion();
            answered = false;
        }
    }

}