using DG.Tweening;
using TMPro;
using UnityEngine;

public class CafeWaiterNPC : NPCController
{
    public TextMeshProUGUI notepadText;
    public Transform notepadTransform;
    public FMODWhisperBridge fmodWhisperBridge;

    private Vector3 notepadOriginalRotation;
    private Vector3 notepadFlippedRotation;

    // states:
    // 0 - waiting for player order
    // 1 - waiting for player to answer "is this correct?"
    // 2 - bringing food
    private int state;

    private void Awake()
    {
        state = 0;
    }

    private void Start()
    {
        notepadOriginalRotation = notepadTransform.localRotation.eulerAngles;
        notepadFlippedRotation = notepadOriginalRotation + new Vector3(0, 180, 0);
    }

    protected override void OnPlayerApproach()
    {
        AudioManager.Instance.PlayDialogue(voiceLineKeys[0], gameObject);

        fmodWhisperBridge.OnWhisperSegmentUpdated += OnPlayerSpeechUpdate;
        fmodWhisperBridge.OnWhisperSegmentFinished += ProcessPlayerSpeech;
        fmodWhisperBridge.ActivateRecording();
    }

    protected override void OnPlayerLeave()
    {
        //AudioManager.Instance.PlayDialogue(voiceLineKeys[1], gameObject);
        fmodWhisperBridge.OnWhisperSegmentUpdated -= OnPlayerSpeechUpdate;
        fmodWhisperBridge.OnWhisperSegmentFinished -= ProcessPlayerSpeech;
        fmodWhisperBridge.DeactivateRecording();
    }

    private void ProcessPlayerSpeech(string playerText)
    {
        if (state == 0)
        {
            // Show transcription and ask whether it is correct
            notepadText.text = playerText;
            notepadTransform.DOLocalRotate(notepadFlippedRotation, 0.5f);
            AudioManager.Instance.PlayDialogue(voiceLineKeys[1], gameObject);
            state = 1;
        } else if (state == 1)
        {
            // Flip notepad back
            notepadTransform.DOLocalRotate(notepadOriginalRotation, 0.5f);
            // if player answered positively, bring food, otherwise ask again
            if (playerText.ToLower().Contains("yes"))
            {
                AudioManager.Instance.PlayDialogue(voiceLineKeys[2], gameObject);
                state = 2;
            } else
            {
                AudioManager.Instance.PlayDialogue(voiceLineKeys[3], gameObject);
                state = 0;
            }
        }
    }

    private void OnPlayerSpeechUpdate(string playerText)
    {
        if (string.IsNullOrEmpty(playerText) || playerText.Equals("BLANK_AUDIO"))
        {
            return;
        }
        notepadText.text = playerText;
    }
}