using UnityEngine;
using UnityEngine.UI;
using Ashwild.Network;

namespace Ashwild.UI
{
    /// <summary>
    /// Drop-in button for the in-game pause menu: opens the Steam overlay friends list so the
    /// player can invite a friend to the current session. Resolves the SteamInviteService lazily
    /// at click time so it works regardless of scene/singleton initialization order.
    /// </summary>
    [DisallowMultipleComponent]
    [RequireComponent(typeof(Button))]
    public class InviteFriendButton : MonoBehaviour
    {
        #region Serialized Fields

        [Header("References")]
        [Tooltip("The button that opens the Steam invite overlay. Auto-found if left empty.")]
        [SerializeField] private Button button;

        #endregion

        #region Unity Lifecycle

        /// <summary>
        /// Wires the click handler.
        /// </summary>
        private void Awake()
        {
            if (button == null) button = GetComponent<Button>();
            if (button != null) button.onClick.AddListener(OpenInviteOverlay);
        }

        #endregion

        #region Internal Helpers

        /// <summary>
        /// Forwards to the Steam invite service, logging if it is unavailable.
        /// </summary>
        private void OpenInviteOverlay()
        {
            if (SteamInviteService.Instance == null)
            {
                Debug.LogError("[InviteFriendButton] SteamInviteService introuvable — ajoute-le sur le NetworkManager.", this);
                return;
            }

            SteamInviteService.Instance.OpenInviteOverlay();
        }

        #endregion
    }
}