using UnityEngine;

/// <summary>A desk drawer that slides out when clicked and back in on the next click.</summary>
[RequireComponent(typeof(Collider))]
public class Drawer : MonoBehaviour, ILobbyClickable
{
    [Tooltip("The part that moves (front, handle and box).")]
    public Transform body;
    [Tooltip("World direction and distance the drawer pulls out.")]
    public Vector3 openOffset = new Vector3(0f, 0f, -5f);
    public float slideTime = 0.35f;

    Vector3 closedPos;
    bool open;
    float t = 1f;

    public string Hint => open ? "Drawer: click to close" : "Drawer: click to open";

    void Start()
    {
        if (body != null) closedPos = body.position;
    }

    public void Click()
    {
        open = !open;
        t = 0f;
    }

    void Update()
    {
        if (body == null || t >= 1f) return;
        t = Mathf.Min(1f, t + Time.deltaTime / Mathf.Max(0.01f, slideTime));
        float e = t * t * (3f - 2f * t);
        Vector3 from = open ? closedPos : closedPos + openOffset, to = open ? closedPos + openOffset : closedPos;
        body.position = Vector3.Lerp(from, to, e);
    }
}