using System;
using System.Threading;
using vCloud.Server.ServerProtocol.Live;
using Vinno.IUS.Common.Log;
using Vinno.IUS.Common.Network.Leaf;
using Vinno.IUS.Common.Network.Transfer;
using Vinno.vCloud.FIS.CrossPlatform.Common;
using Vinno.vCloud.FIS.CrossPlatform.Common.Enum;
using Vinno.vCloud.FIS.CrossPlatform.Common.LiveVideo;
using Vinno.vCloud.FIS.CrossPlatform.Common.LiveVideo.Interface;
using Vinno.vCloud.Protocol.Infrastructures;
using Vinno.vCloud.Protocol.Messages.Live;
using Vinno.vCloud.Protocol.Messages.Terminal;

namespace Vinno.vCloud.Common.FIS.Test
{
    public class LiveUsServiceTest : VCloudTestItem
    {
        private readonly string _liveUsServiceTestError1 = "LiveUsServiceTestError1";
        private readonly string _liveUsServiceTestError2 = "LiveUsServiceTestError2";
        private readonly string _liveUsServiceTestError3 = "LiveUsServiceTestError3";
        private readonly int _screenWidth;
        private readonly int _screenHeight;

        private string _liveUsServiceUrl;
        private ServerNetWork _serverNetWork;
        private EnumLiveStates updateLiveState;
        private bool _isReceivedData;

        public bool IsEnable => VCloudServiceTest.EnableLiveUsService;

        /// <summary>
        /// Raised when Live Notification.
        /// </summary>
        public static event EventHandler<LiveNotificationArgs> LiveNotification;

        public LiveUsServiceTest(VCloudServiceTest vCloudServiceTest, int screenWidth, int screenHeight) : base("LiveUsService", vCloudServiceTest)
        {
            _screenHeight = screenHeight;
            _screenWidth = screenWidth;
            double screenRatio = (double)screenHeight / screenWidth;
            if (_screenWidth > 720)
            {
                _screenHeight = (int)(720 * screenRatio);
                _screenWidth = 720;
                if (_screenHeight > 1080)
                {
                    _screenHeight = (int)(screenHeight / screenRatio);
                    _screenWidth = 1080;
                }
            }
        }

        public override VCloudServiceTestResult Execute()
        {
            //Check if live service enabled
            if (!IsEnable)
            {
                return new VCloudServiceTestResult(Id, VCloudTestItemStatus.CanSkipped, _liveUsServiceTestError1, "(301)");//ErrorCode=301
            }

            var result = TimeoutExecute(CheckIsPublicNetwork);
            if (result == VCloudSubItemTestStatus.Timeout)
            {
                return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, TimeoutError, "(302)");//ErrorCode=302
            }
            if (result == VCloudSubItemTestStatus.Failed)
            {
                return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, _liveUsServiceTestError2, "(308)");//ErrorCode=308
            }
            if (_serverNetWork == ServerNetWork.Public)
            {
                result = TimeoutExecute(TestLivePush, 15000);
                if (result == VCloudSubItemTestStatus.Timeout)
                {
                    return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, TimeoutError, "(303)");
                }

                if (result == VCloudSubItemTestStatus.Failed)
                {
                    return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, _liveUsServiceTestError3, "");
                }
            }
            else
            {
                //Check live server url available
                result = TimeoutExecute(CheckLiveServiceUrlAvailable);
                if (result == VCloudSubItemTestStatus.Timeout)
                {
                    return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, TimeoutError, "(305)");
                }

                if (result == VCloudSubItemTestStatus.Failed)
                {
                    return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, _liveUsServiceTestError2, "(306)");
                }

                //Check Push data
                result = TimeoutExecute(TestRtmpPush, 15000);
                if (result == VCloudSubItemTestStatus.Timeout)
                {
                    return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, TimeoutError, "(307)");
                }

                if (result == VCloudSubItemTestStatus.Failed)
                {
                    if (string.IsNullOrEmpty(_liveUsServiceUrl))
                    {
                        Logger.WriteLineError("No live US service URL");
                    }
                    Uri myUri = new Uri(_liveUsServiceUrl);
                    int port = myUri.Port;
                    if (port <= 0)
                    {
                        port = 1935;
                    }
                    return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestFailed, _liveUsServiceTestError3, port);
                }
            }
            return new VCloudServiceTestResult(Id, VCloudTestItemStatus.TestDone);
        }

        private VCloudSubItemTestStatus TestRtmpPush()
        {
            ILiveVideoPusher _pusher = null;

            try
            {
                Logger.WriteLineInfo($"LiveUsServiceTest -TestRtmpPush begin");
                lock (CPCombineSmartPushConfiguration.Instance)
                {
                    Logger.WriteLineInfo($"LiveUsServiceTest - TestRtmpPush start");
                    if (CPCombineSmartPushConfiguration.Instance.PushStatus == EnumLivePushStatus.Pushing)
                    {
                        Logger.WriteLineInfo($"LiveUsServiceTest -  VCloudSubItemTestStatus.Successful");
                        return VCloudSubItemTestStatus.Successful;
                    }
                    var logPath = VCloudServiceTest.WorkingFolder;
                    CPTestLivePushConfiguration.Instance.Initialize(logPath);
                    CPTestLivePushConfiguration.Instance.PushUrl = _liveUsServiceUrl;
                    CPTestLivePushConfiguration.Instance.Mode = EnumPushMode.Screen;
                    CPTestLivePushConfiguration.Instance.Resolution = EnumResolutionMode.Low;
                    _pusher = CrossPlatformHelper.Instance.LiveVideoPusherCreator.CreateRtmpPusher(Guid.NewGuid().ToString(), _screenWidth, _screenHeight, UpdateLiveState);
                    _pusher.StatusChanged += OnStatusChanged;
                    _pusher.LiveNotification += OnLiveNotification;
                    _isReceivedData = false;
                    _pusher.Start(CPTestLivePushConfiguration.Instance);
                    int checkLiveStateNum = 0;
                    //10次 等待 检查_isReceivedData
                    while (!_isReceivedData && checkLiveStateNum < 10)
                    {
                        checkLiveStateNum++;
                        Thread.Sleep(500);
                    }
                    _pusher.Stop();
                    _pusher.StatusChanged -= OnStatusChanged;
                    _pusher.LiveNotification -= OnLiveNotification;
                    _pusher = null;
                    if (_isReceivedData)
                    {
                        return VCloudSubItemTestStatus.Successful;
                    }
                    else
                    {
                        return VCloudSubItemTestStatus.Failed;
                    }
                }
            }
            catch (Exception e)
            {
                Logger.WriteLineError($"LiveUsServiceTest: TestLivePush  failed，ex:{e}");
                if (_pusher != null)
                {
                    _pusher.Stop();
                    _pusher.LiveNotification -= OnLiveNotification;
                    _pusher.StatusChanged -= OnStatusChanged;
                }
                return VCloudSubItemTestStatus.Failed;
            }
            finally
            {
                if (_pusher != null)
                {
                    _pusher.Stop();
                    _pusher.LiveNotification -= OnLiveNotification;
                    _pusher.StatusChanged -= OnStatusChanged;
                    _pusher = null;
                }
            }
        }

        private void OnStatusChanged(object sender, EnumLiveStatus e)
        {
            if (e == EnumLiveStatus.Connected)
            {
                _isReceivedData = true;
            }
        }

        private VCloudSubItemTestStatus TestLivePush()
        {
            ILiveVideoPusher _pusher = null;
            updateLiveState = EnumLiveStates.Idle;
            try
            {
                Logger.WriteLineInfo($"LiveUsServiceTest -TestLivePush begin");
                lock (CPCombineSmartPushConfiguration.Instance)
                {
                    Logger.WriteLineInfo($"LiveUsServiceTest - TestLivePush start");
                    if (CPCombineSmartPushConfiguration.Instance.PushStatus == EnumLivePushStatus.Pushing)
                    {
                        Logger.WriteLineInfo($"LiveUsServiceTest -  VCloudSubItemTestStatus.Successful");
                        return VCloudSubItemTestStatus.Successful;
                    }
                    var logPath = VCloudServiceTest.WorkingFolder;

                    var terminalname = VCloudServiceTest.TerminalName;
                    var userSign = string.Empty;
                    int appId;
                    int integerRoomId;

                    var leaf = VCloudServiceTest.GetvCloudLeaf();
                    var terminalid = Guid.NewGuid().ToString();
                    var roomId = terminalid;

                    CPTestLivePushConfiguration.Instance.Initialize(logPath);
                    //TODO 正在直播时候
                    using (var request = MessagePool.GetMessage<GetvCloudLiveRoomSignRequest>())
                    {
                        request.RoomId = roomId;
                        request.TerminalVersion = VCloudServiceTest.TerminalVersion;
                        var getLiveRoomSignResult =
                            GetvCloudLiveRoomSignResult.Convert(leaf.Send(request));
                        if (getLiveRoomSignResult != null)
                        {
                            userSign = getLiveRoomSignResult.UserSign;
                            appId = getLiveRoomSignResult.AppId;
                            CPTestLivePushConfiguration.Instance.AppId = appId;
                            integerRoomId = getLiveRoomSignResult.IntegerRoomId;
                            CPTestLivePushConfiguration.Instance.RoomId = (uint)integerRoomId;
                            CPTestLivePushConfiguration.Instance.TerminalId = terminalid;
                            CPTestLivePushConfiguration.Instance.UserSign = userSign;
                            CPTestLivePushConfiguration.Instance.Mode = EnumPushMode.Screen;
                            CPTestLivePushConfiguration.Instance.Resolution = EnumResolutionMode.Low;
                            _pusher = CrossPlatformHelper.Instance.LiveVideoPusherCreator.CreateRtcPusher((uint)integerRoomId, terminalid, userSign, CPTestLivePushConfiguration.Instance.Resolution,
                                CPTestLivePushConfiguration.Instance.PushDataSourceType, _screenWidth, _screenHeight, UpdateLiveState);
                            _pusher.LiveNotification += OnLiveNotification;

                            _pusher.Start(CPTestLivePushConfiguration.Instance);
                            int checkLiveStateNum = 0;

                            //10次 等待 检查UpdateLiveState
                            while (updateLiveState == EnumLiveStates.Idle && checkLiveStateNum < 10)
                            {
                                checkLiveStateNum++;
                                Thread.Sleep(500);
                            }
                            _pusher.Stop();
                            _pusher.LiveNotification -= OnLiveNotification;
                            _pusher = null;
                            if (updateLiveState == EnumLiveStates.TerminalIsPushing)
                            {
                                Logger.WriteLineInfo($"LiveUsServiceTest: TestLivePush  Successful, LiveState:{updateLiveState}");
                                return VCloudSubItemTestStatus.Successful;
                            }
                            else
                            {
                                Logger.WriteLineWarn($"LiveUsServiceTest: TestLivePush  failed, LiveState:{updateLiveState}");
                                return VCloudSubItemTestStatus.Failed;
                            }
                        }
                        else
                        {
                            Logger.WriteLineWarn($"LiveUsServiceTest: TestLivePush convert message failed");
                            return VCloudSubItemTestStatus.Failed;
                        }
                    }
                }
            }
            catch (Exception e)
            {
                Logger.WriteLineError($"LiveUsServiceTest: TestLivePush  failed，ex:{e}");

                return VCloudSubItemTestStatus.Failed;
            }
            finally
            {
                if (_pusher != null)
                {
                    _pusher.Stop();
                    _pusher.LiveNotification -= OnLiveNotification;
                    _pusher = null;
                }
                updateLiveState = EnumLiveStates.Idle;
            }
        }

        private void OnLiveNotification(object sender, LiveNotificationArgs e)
        {
            LiveNotification?.Invoke(this, e);
        }

        private VCloudSubItemTestStatus CheckLiveServiceUrlAvailable()
        {
            _liveUsServiceUrl = string.Empty;
            var liveUsServiceUrl = string.Empty;
            var leaf = VCloudServiceTest.GetvCloudLeaf();
            using (var request = MessagePool.GetMessage<GetLiveServiceTestUrlRequest>())
            {
                request.TerminalName = VCloudServiceTest.TerminalName;
                var getLiveServiceTestUrlResult =
                    GetLiveServiceTestUrlResult.Convert(leaf.Send(request));
                if (getLiveServiceTestUrlResult != null)
                {
                    liveUsServiceUrl = getLiveServiceTestUrlResult.LiveServiceUrl;
                }

                if (string.IsNullOrEmpty(liveUsServiceUrl))
                {
                    return VCloudSubItemTestStatus.Failed;
                }

                _liveUsServiceUrl = liveUsServiceUrl;
            }

            return VCloudSubItemTestStatus.Successful;
        }

        private VCloudSubItemTestStatus CheckIsPublicNetwork()
        {
            var leaf = VCloudServiceTest.GetvCloudLeaf();
            using (var request = MessagePool.GetMessage<TerminalConnectionTestRequest1>())
            {
                request.TerminalName = VCloudServiceTest.TerminalName;
                var terminalConnectionTestResult =
                    TerminalConnectionTestResult1.Convert(leaf.Send(request));
                if (terminalConnectionTestResult != null)
                {
                    _serverNetWork = terminalConnectionTestResult.ServerNetWork;
                }
                else
                {
                    return VCloudSubItemTestStatus.Failed;
                }
            }

            return VCloudSubItemTestStatus.Successful;
        }

        private void UpdateLiveState(EnumLiveStates liveState)
        {
            updateLiveState = liveState;
        }
    }
}