// sellkeys Auth – Unity example: checks a license key on start and re-checks every 5 minutes.
// Put SellkeysAuthUnity.cs and this file into Assets/, add the component to a GameObject and fill in the fields.
using System.Collections;
using Sellkeys;
using UnityEngine;

public class SellkeysAuthExample : MonoBehaviour
{
    [SerializeField] private string appId = "APP_ID";
    [SerializeField] private string publicKey = "PUBLIC_KEY";
    [SerializeField] private string licenseKey = ""; // in a real game: read it from your login UI

    private SellkeysAuth _auth;

    private async void Start()
    {
        _auth = new SellkeysAuth(appId, publicKey, Application.version);
        try
        {
            await _auth.InitAsync();
            var lic = await _auth.LicenseAsync(licenseKey);
            Debug.Log($"License ok: level {lic.Level}, expires {(lic.ExpiresAt?.ToString("yyyy-MM-dd") ?? "never")}");
            StartCoroutine(RecheckLoop());
        }
        catch (SellkeysAuthException e)
        {
            Debug.LogError($"License check failed: {e.Code} {e.Message}");
            if (e.Code == "update_required" && !string.IsNullOrEmpty(_auth.UpdateUrl)) Application.OpenURL(_auth.UpdateUrl);
            else Application.Quit();
        }
    }

    private IEnumerator RecheckLoop()
    {
        while (true)
        {
            yield return new WaitForSecondsRealtime(300);
            var check = _auth.CheckAsync();
            yield return new WaitUntil(() => check.IsCompleted);
            if (check.IsFaulted)
            {
                var e = check.Exception?.InnerException as SellkeysAuthException;
                if (e == null || e.Code != "network_error") // ignore short network hiccups, stop on ban/expiry/session end
                {
                    Debug.LogError($"License no longer valid: {e?.Code ?? check.Exception?.Message}");
                    Application.Quit();
                }
            }
        }
    }

    private async void OnApplicationQuit()
    {
        try { if (_auth != null) await _auth.LogoutAsync(); }
        catch (SellkeysAuthException) { /* the session expires on its own */ }
    }
}