using System;
using Azerion.BlueStack.Internal;
using Azerion.BlueStack.Common;
using UnityEngine;

namespace Azerion.BlueStack.API
{
    public class BlueStackAds
    {
        private readonly IBlueStackClient _blueStackClient;
        private Settings _settings;
        private static IClientsFactory _clientsFactory;

        private static BlueStackAds Instance { get; } = new BlueStackAds();

        private BlueStackAds()
        {
            _blueStackClient = GetClientsFactory().CreateBlueStackClient();
        }

        public static void Initialize(string appId, Settings settings,
            Action<SDKInitializationStatus> sdkInitCompleteAction,
            Action<AdaptersInitializationStatus> adaptersInitCompleteAction = null)
        {
            
#if UNITY_ANDROID && !UNITY_EDITOR
            CheckAndroidAppEntryPoint();
#endif
            Instance._settings = settings;
            Instance._blueStackClient.Initialize(appId, settings, sdkInitCompleteAction, client =>
            {
                if (adaptersInitCompleteAction != null)
                    adaptersInitCompleteAction.Invoke(new AdaptersInitializationStatus(client));
            });
            AdsEventExecutor.Initialize();
        }

        internal static IClientsFactory GetClientsFactory()
        {
            if (_clientsFactory == null)
            {
                if (Application.platform == RuntimePlatform.Android)
                {
#if !UNITY_EDITOR && !UNITY_IPHONE
                                        _clientsFactory = new Azerion.BlueStack.Platforms.Android.ClientsFactory();
#endif
                }
                else if (Application.platform == RuntimePlatform.IPhonePlayer)
                {
#if UNITY_IOS && !UNITY_EDITOR
                                        _clientsFactory = new Azerion.BlueStack.Platforms.iOS.ClientsFactory();
#endif
                }
                else
                {
                    const string factoryClassName = "Azerion.BlueStack.Platforms.UnityEditor.ClientsFactory";
                    // Debug.Log(factoryClassName);
                    Type type = Type.GetType(factoryClassName, true);
                    // Debug.Log("Client Type: " + type.ToString());
                    _clientsFactory = (IClientsFactory)Activator.CreateInstance(type);
                }
            }

            return _clientsFactory;
        }
        
#if UNITY_ANDROID && !UNITY_EDITOR
        static void  CheckAndroidAppEntryPoint()
        {
            var entryType = AndroidEntryChecker.GetEntryType();

            if (entryType == AndroidEntryChecker.UnityEntryType.GameActivity)
            {
                Debug.Log("Running with UnityPlayerGameActivity (GameActivity entry).");
                // Adjust behavior if needed (avoid AppCompat-only features)
            }
            else if (entryType == AndroidEntryChecker.UnityEntryType.Activity)
            {
                Debug.Log("Running with UnityPlayerActivity (Activity entry).");
                // Safe to use AppCompat-compatible SDKs
            }
            else
            {
                Debug.LogWarning("Unknown Android entry type.");
            }
        }
#endif
    }
}