using UnityEngine;
using UnityEngine.UIElements;
using System.Threading.Tasks;

using Baba_yaga.Game;
using Baba_yaga.UI;

namespace Baba_yaga.UI
{
    [UnityEngine.Scripting.APIUpdating.MovedFrom(true, sourceNamespace: "Hallucinate.UI", sourceAssembly: "Opsive.UltimateCharacterController")]
    public class ProfileController : BaseUIController
    {
        private Label _username;
        private Label _rank;
        private Label _eloLabel;
        private ProgressBar _winRateBar;
        private Label _winRateText;
        private Button _logoutBtn;

        // Future authentication schema placeholders
        private string _googleIdPlaceholder = "";
        private string _avatarUrlPlaceholder = "";

        public override void Initialize(VisualElement uxmlRoot, UIManager manager)
        {
            base.Initialize(uxmlRoot, manager);

            _username = root.Q<Label>("Username");
            _rank = root.Q<Label>("Rank");
            _eloLabel = root.Q<Label>("EloLabel");
            _winRateBar = root.Q<ProgressBar>("WinRateBar");
            _winRateText = root.Q<Label>("WinRateText");
            _logoutBtn = root.Q<Button>("LogoutBtn");

            /*root.Q<Button>("BackBtn").clicked += async () => await uiManager.Pop();*/

            /*if (_logoutBtn != null)
            {
                _logoutBtn.clicked += Logout;
            }*/

            if (LocalizationManager.Instance != null)
            {
                LocalizationManager.Instance.OnLanguageChanged += ApplyLocalization;
                ApplyLocalization();
            }

            LoadProfileData();
        }

        private void OnDestroy()
        {
            if (LocalizationManager.Instance != null)
            {
                LocalizationManager.Instance.OnLanguageChanged -= ApplyLocalization;
            }
        }

        private void ApplyLocalization()
        {
            if (LocalizationManager.Instance == null) return;

            root.Query<Label>().ForEach(l => {
                if (l.text == "WIN RATE") l.text = LocalizationManager.Instance.GetLocalizedString("PROFILE_WIN_RATE");
                if (l.text == "INVENTORY") l.text = LocalizationManager.Instance.GetLocalizedString("PROFILE_INVENTORY");
            });

            var backBtn = root.Q<Button>("BackBtn");
            if (backBtn != null) backBtn.text = LocalizationManager.Instance.GetLocalizedString("PROFILE_BACK");

            if (_logoutBtn != null) _logoutBtn.text = LocalizationManager.Instance.GetLocalizedString("PROFILE_LOGOUT");
        }

        /*public override async Task PlayTransitionIn()
        {
            await LoadProfileData(); // Refresh data every time we show the profile
            await base.PlayTransitionIn();
        }*/

        private async Task LoadProfileData()
        {
            // Load saved username or fallback
            string savedName = PlayerPrefs.GetString("Username", "Unknown Player");
            _username.text = savedName.ToUpper();

            // Future schema mockup (Google Sign-In)
            _googleIdPlaceholder = PlayerPrefs.GetString("GoogleID", "NOT_LINKED");
            _avatarUrlPlaceholder = PlayerPrefs.GetString("AvatarURL", "");

            // Fetch real Elo data
            var eloData = await FirebaseService.GetPlayerData(savedName);
            
            if (_eloLabel != null) _eloLabel.text = eloData.Rating.ToString();
            
            if (_rank != null) 
            {
                _rank.text = EloSystem.GetRank(eloData.Rating).ToUpper();
                if (ColorUtility.TryParseHtmlString(EloSystem.GetRankColor(eloData.Rating), out Color rankColor))
                {
                    _rank.style.color = rankColor;
                }
            }

            // Calculate Win Rate from GamesPlayed (requires adding wins to schema, but for now we use mock/partial)
            if (eloData.GamesPlayed > 0)
            {
                // Note: To show a real winrate, we'd need to store 'Wins' in PlayerEloData.
                // For now, keeping the mock or setting a placeholder.
                _winRateText.text = "CALCULATING...";
            }
        }

        /*private async void Logout()
        {
            // Clear local save data
            PlayerPrefs.DeleteKey("Username");
            PlayerPrefs.DeleteKey("GoogleID");
            PlayerPrefs.DeleteKey("AvatarURL");
            PlayerPrefs.Save();

            Debug.Log("[Profile] User logged out.");

            // Disconnect from network if currently running
            var runner = Object.FindFirstObjectByType<Fusion.NetworkRunner>();
            if (runner != null && runner.IsRunning)
            {
                await runner.Shutdown();
            }

            // Redirect to Login Screen
            await uiManager.Push<LoginController>();
        }*/
    }
}