Interactive pumpkin weight guessing game with youtube api

PumpkinGame.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;

public class PumpkinsGame : MonoBehaviour
{
    public GameObject pumpkins;
    public float glowingSpeed;
    public Material pumpkinMat;
    public TextMeshPro queryText, pumpkinLine;
    public GameObject queryBubble, pumpkinSpeechBubble, fireworks;

    private bool isFading;
    private YoutubeAPI youtubeAPI;
    private string apiStartTime;
    private bool interactiveMode = false, isQuerying = false, isGuessing = false;
    private string[] defaultLines;
    private int currentFrame = 0, lastReset = 0;
    private const int weight = 419;
    private HashSet<string> priviledgedAuthors; // authors that have infinte guesses
    private Dictionary<string, int> remainingGuesses;

    void Start()
    {
        pumpkinMat.SetFloat("_EmissiveExposureWeight", 0.1f);
        isFading = true;

        defaultLines = new string[] {"大家猜我多重呢~~", "嘿嘿~可沒那麼好猜~",
                                     "猜對的人會有驚喜!", "提示嗎?沒有提示!"};
        pumpkinLine.text = defaultLines[0];
        youtubeAPI = GetComponent<YoutubeAPI>();
        remainingGuesses = new Dictionary<string, int>();
        priviledgedAuthors = new HashSet<string>();
        priviledgedAuthors.Add("AI葵");
        priviledgedAuthors.Add("Merak Channel 天璇");
        priviledgedAuthors.Add("えつ");

        StartCoroutine(Interaction());
    }

    IEnumerator Interaction()
    {
        while(true)
        {
            if (interactiveMode)
            {
                currentFrame++;
                if (youtubeAPI.history.Count>0)
                {
                    var tuple = youtubeAPI.history.Dequeue();
                    string author = tuple.Item1, snip = tuple.Item2, t = tuple.Item3;
                    t = t.Substring(11, 8);
                    if (t.CompareTo(apiStartTime) > 0) // comments later than API start time
                    {
                        if (snip.StartsWith("#"))
                        {
                            isQuerying = true;
                            int n;
                            try
                            {
                                n = int.Parse(snip.Substring(1));
                            }
                            catch(System.Exception)
                            {
                                n = 1;
                            }

                            queryBubble.SetActive(true);
                            queryText.text = $"{author}:\n除以{n}的餘數是?";
                            yield return new WaitForSeconds(3); // wait for answer

                            if (n >= 1 && n <= 20)
                            {
                                int r = weight % n;
                                pumpkinLine.text = $"我的重量除以{n}的餘數是{r}";
                            }
                            else
                                pumpkinLine.text = "除數只能在1到20之間!";

                            yield return new WaitForSeconds(3); // wait to clear the query
                            queryBubble.SetActive(false);
                            ResetPumpkinLine();
                        }
                        else if (snip.StartsWith("!"))
                        {
                            isGuessing = true;
                            int n;
                            try
                            {
                                n = int.Parse(snip.Substring(1));
                            }
                            catch(System.Exception)
                            {
                                n = 1;
                            }

                            queryBubble.SetActive(true);
                            queryText.text = $"{author}:\n答案是{n}嗎?";
                            yield return new WaitForSeconds(3); // wait for answer

                            if (!remainingGuesses.ContainsKey(author))
                            {
                                if (priviledgedAuthors.Contains(author))
                                    remainingGuesses[author] = 1000;
                                else
                                    remainingGuesses[author] = 3;
                            }
                            remainingGuesses[author] -= 1;

                            if (n==weight && remainingGuesses[author]>=0)
                            {
                                pumpkinLine.text = $"{author}答對了!";
                                youtubeAPI.isActive = interactiveMode = false; // deactivate api
                                yield return new WaitForSeconds(3); // wait to clear the query
                                queryBubble.SetActive(false);
                                pumpkinSpeechBubble.SetActive(false);
                                ChangePumpkinColor(new Color(0.0f, 32.0f, 0.0f, 32.0f));
                                yield return new WaitForSeconds(2); // wait to change color
                                ToggleFireworks();
                            }
                            else
                            {
                                if (remainingGuesses[author] < 0)
                                    pumpkinLine.text = "你猜的機會已經用完了!";
                                else
                                    pumpkinLine.text = $"不是{n}~\n你還剩{remainingGuesses[author]}次機會!";
                                ChangePumpkinColor(new Color(32.0f, 0.0f, 0.0f, 32.0f));
                                yield return new WaitForSeconds(3); // wait to clear the query
                                ChangePumpkinColor(new Color(32.0f, 32.0f, 32.0f, 32.0f));
                                queryBubble.SetActive(false);
                                ResetPumpkinLine();
                            }
                        }
                    }
                }

                if (!isQuerying && !isGuessing)
                {
                    if (currentFrame-lastReset > 600)
                    {
                        ResetPumpkinLine();
                        lastReset = currentFrame;
                    }
                }
                isQuerying = isGuessing = false;
            }
            yield return null;
        }
    }

    void ResetPumpkinLine()
    {
        pumpkinLine.text = defaultLines[Random.Range(0, defaultLines.Length)];
    }

    void Glow()
    {
        float e = pumpkinMat.GetFloat("_EmissiveExposureWeight");
        if (isFading)
        {
            e = Mathf.Lerp(e, 0.8f, Time.deltaTime*glowingSpeed);
            if (e > 0.79f)
            {
                e = 0.8f;
                isFading = false;
            }
        }
        else
        {
            e = Mathf.Lerp(e, 0.1f, Time.deltaTime*glowingSpeed);
            if (e < 0.11f)
            {
                e = 0.1f;
                isFading = true;
            }
        }
        pumpkinMat.SetFloat("_EmissiveExposureWeight", e);
    }

    void ChangePumpkinColor(Color c)
    {
        pumpkinMat.SetColor("_EmissiveColor", c);
    }

    void ToggleFireworks()
    {
        fireworks.SetActive(!fireworks.activeInHierarchy);
    }

    void Update()
    {
        Glow();
        if (Input.GetKeyDown(KeyCode.R))
        {
            youtubeAPI.isActive = interactiveMode = !interactiveMode;
            apiStartTime = System.DateTime.UtcNow.ToString("HH:mm:ss");
            pumpkinSpeechBubble.SetActive(interactiveMode);
        }
        if(Input.GetKeyDown(KeyCode.P))
        {
            // in case api doesn't work, play it manually
            ChangePumpkinColor(new Color(32.0f, 32.0f, 32.0f, 32.0f));
            ToggleFireworks();
        }
    }
}