using UnityEngine;

/// <summary>
/// Something in the lobby the player can click to look at up close (the tank, the computer).
/// Needs a collider on this object: LobbyCamera raycasts against that collider's actual shape to detect
/// hover/click, so keep it tight around just the clickable object. The close-up camera frames
/// <see cref="Bounds"/> instead, which defaults to the same collider but can be widened separately via
/// <see cref="SetFramingBounds"/> (e.g. so a click-target stays small while the camera still frames a wider
/// group of objects around it, without also enlarging the clickable area itself).
/// </summary>
[RequireComponent(typeof(Collider))]
public class ViewTarget : MonoBehaviour
{
    [Tooltip("Shown as a hint when the pointer is over it.")]
    public string label = "Look closer";
    [Tooltip("Extra space around the object in the close-up (1 = tight fit).")]
    public float padding = 1.15f;
    [Tooltip("Degrees the close-up camera looks down at the object.")]
    public float pitch = 3f;

    bool hasCustomFraming;
    Vector3 framingCenter, framingSize;

    /// <summary>Bounds the close-up camera frames: the custom framing box if set, otherwise the click collider's own bounds.</summary>
    public Bounds Bounds => hasCustomFraming ? new Bounds(framingCenter, framingSize) : GetComponent<Collider>().bounds;

    /// <summary>Frame a different (usually larger) box than the click collider itself, e.g. several props grouped together.</summary>
    public void SetFramingBounds(Bounds b)
    {
        hasCustomFraming = true;
        framingCenter = b.center;
        framingSize = b.size;
    }
}