using UnityEngine;
using UnityEngine.XR;

public class FishingHapticManager : MonoBehaviour
{
    [Header("Haptic Target")]
    [SerializeField] private XRNode targetHand = XRNode.RightHand;

    [Header("Haptic Settings")]
    [SerializeField] private bool useHaptic = true;
    [SerializeField] private bool showHapticDebugLog = false;

    [SerializeField] private float perfectAmplitude = 1f;
    [SerializeField] private float perfectDuration = 0.2f;

    [SerializeField] private float goodAmplitude = 0.5f;
    [SerializeField] private float goodDuration = 0.1f;

    [SerializeField] private float missAmplitude = 0.2f;
    [SerializeField] private float missDuration = 0.05f;

    public XRNode TargetHand => targetHand;

    private void OnValidate()
    {
        perfectAmplitude = Mathf.Clamp01(perfectAmplitude);
        goodAmplitude = Mathf.Clamp01(goodAmplitude);
        missAmplitude = Mathf.Clamp01(missAmplitude);

        perfectDuration = Mathf.Max(0f, perfectDuration);
        goodDuration = Mathf.Max(0f, goodDuration);
        missDuration = Mathf.Max(0f, missDuration);
    }

    private void SendHaptic(float amplitude, float duration)
    {
        if (!useHaptic)
            return;

        InputDevice device = InputDevices.GetDeviceAtXRNode(targetHand);

        if (!device.isValid)
        {
            LogHapticWarning("Haptic device not found.");
            return;
        }

        if (!device.TryGetHapticCapabilities(out HapticCapabilities capabilities))
        {
            LogHapticWarning("Haptic capabilities not available.");
            return;
        }

        if (!capabilities.supportsImpulse)
        {
            LogHapticWarning("Haptic impulse is not supported on this device.");
            return;
        }

        if (capabilities.numChannels < 1)
        {
            LogHapticWarning("Haptic channel count is zero.");
            return;
        }

        device.SendHapticImpulse(0u, Mathf.Clamp01(amplitude), Mathf.Max(0f, duration));
    }

    private void LogHapticWarning(string message)
    {
        if (showHapticDebugLog)
            Debug.LogWarning($"[FishingHapticManager] {message}", this);
    }

    public void SetTargetHand(XRNode hand)
    {
        targetHand = hand;
    }

    public void SetUseHaptic(bool value)
    {
        useHaptic = value;
    }

    public void Perfect()
    {
        SendHaptic(perfectAmplitude, perfectDuration);
    }

    public void Good()
    {
        SendHaptic(goodAmplitude, goodDuration);
    }

    public void Miss()
    {
        SendHaptic(missAmplitude, missDuration);
    }
}