using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using System.Threading.Tasks;
using Tango.BL.DTO;
using Tango.Transport.Web;

namespace Tango.PPC.Common.Web
{
    public class DownloadMachineDataRequest : WebRequestMessage
    {
        public bool RequestJobs { get; set; pre { line-height: 125%; }
td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
.highlight .hll { background-color: #ffffcc }
.highlight .c { color: #888888 } /* Comment */
.highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */
.highlight .k { color: #008800; font-weight: bold } /* Keyword */
.highlight .ch { color: #888888 } /* Comment.Hashbang */
.highlight .cm { color: #888888 } /* Comment.Multiline */
.highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */
.highlight .cpf { color: #888888 } /* Comment.PreprocFile */
.highlight .c1 { color: #888888 } /* Comment.Single */
.highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */
.highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */
.highlight .ge { font-style: italic } /* Generic.Emph */
.highlight .ges { font-weight: bold; font-style: italic } /* Generic.EmphStrong */
.highlight .gr { color: #aa0000 } /* Generic.Error */
.highlight .gh { color: #333333 } /* Generic.Heading */
.highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */
.highlight .go { color: #888888 } /* Generic.Output */
.highlight .gp { color: #555555 } /* Generic.Prompt */
.highlight .gs { font-weight: bold } /* Generic.Strong */
.highlight .gu { color: #666666 } /* Generic.Subheading */
.highlight .gt { color: #aa0000 } /* Generic.Traceback */
.highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */
.highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */
.highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */
.highlight .kp { color: #008800 } /* Keyword.Pseudo */
.highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */
.highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */
.highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */
.highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */
.highlight .na { color: #336699 } /* Name.Attribute */
.highlight .nb { color: #003388 } /* Name.Builtin */
.highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */
.highlight .no { color: #003366; font-weight: bold } /* Name.Constant */
.highlight .nd { color: #555555 } /* Name.Decorator */
.highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */
.highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */
.highlight .nl { color: #336699; font-style: italic } /* Name.Label */
.highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */
.highlight .py { color: #336699; font-weight: bold } /* Name.Property */
.highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */
.highlight .nv { color: #336699 } /* Name.Variable */
.highlight .ow { color: #008800 } /* Operator.Word */
.highlight .w { color: #bbbbbb } /* Text.Whitespace */
.highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */
.highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */
.highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */
.highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */
.highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */
.highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */
.highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */
.highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */
.highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */
.highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */
.highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */
.highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */
.highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */
.highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */
.highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */
.highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */
.highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */
.highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */
.highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */
.highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */
.highlight .vc { color: #336699 } /* Name.Variable.Class */
.highlight .vg { color: #dd7700 } /* Name.Variable.Global */
.highlight .vi { color: #3333bb } /* Name.Variable.Instance */
.highlight .vm { color: #336699 } /* Name.Variable.Magic */
.highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.Core.Commands;
using Tango.Core.DI;
using Tango.Logging;
using Tango.PPC.Common.Connection;
using Tango.PPC.Common.Notifications;
using Tango.SharedUI;

namespace Tango.PPC.UI.Dialogs
{
    public class ThreadBreakViewVM : DialogViewVM
    {
        public enum ThreadBreakWizardResult
        {
            None,
            StartThreadLoading
        }

        public enum WizardStage
        {
            Welcome,
            GuidingUnits,
            FeedingUnits,
            Jogging,
            TheDryer,
            DryerClose,
            Fixed,
            ContactSupport,
        }

        [TangoInject]
        private IMachineProvider MachineProvider { get; set; }

        [TangoInject]
        private INotificationProvider NotificationProvider { get; set; }

        public ThreadBreakWizardResult Result { get; set; }

        private WizardStage _stage;
        public WizardStage Stage
        {
            get { return _stage; }
            set { _stage = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); }
        }

        private bool _isArcHead;
        public bool IsArcHead
        {
            get { return _isArcHead; }
            set { _isArcHead = value; RaisePropertyChangedAuto(); }
        }

        public RelayCommand BackCommand { get; set; }

        //Guiding Units
        public RelayCommand GuidingUnitsFoundCantFixCommand { get; set; }
        public RelayCommand GuidingUnitsCantFindItCommand { get; set; }
        public RelayCommand GuidingUnitsFoundAndFixedCommand { get; set; }

        //Feeding Units
        public RelayCommand FeedingUnitsCantFixCommand { get; set; }
        public RelayCommand FeedingUnitsFoundAndFixedCommand { get; set; }

        //The Dryer
        public RelayCommand TheDryerCantRemoveCommand { get; set; }
        public RelayCommand TheDryerRemovedSuccessfullyCommand { get; set; }

        //Dryer Close
        public RelayCommand OpenThreadLoadingWizardCommand { get; set; }

        public ThreadBreakViewVM()
        {
            CanClose = true;
            TangoIOC.Default.Inject(this);

            MachineProvider.MachineOperator.MachineEventsStateProvider.EventsChanged += MachineEventsStateProvider_EventsChanged;
            MachineProvider.MachineDisconnected += MachineProvider_MachineDisconnected;

            IsArcHead = MachineProvider.Machine.MachineHeadType == BL.Enumerations.HeadTypes.Arc;

            BackCommand = new RelayCommand(GoBack, CanGoBack);

            //Guiding Units Commands
            GuidingUnitsFoundCantFixCommand = new RelayCommand(GuidingUnitsFoundCantFix);
            GuidingUnitsCantFindItCommand = new RelayCommand(GuidingUnitsCantFindIt);
            GuidingUnitsFoundAndFixedCommand = new RelayCommand(GuidingUnitsFoundAndFixed);

            //Feeding Units Commands
            FeedingUnitsCantFixCommand = new RelayCommand(FeedingUnitsCantFix);
            FeedingUnitsFoundAndFixedCommand = new RelayCommand(FeedingUnitsFoundAndFixed);

            //The Dryer Commands
            TheDryerRemovedSuccessfullyCommand = new RelayCommand(TheDryerRemovedSuccessfully);
            TheDryerCantRemoveCommand = new RelayCommand(TheDryerCantRemove);

            OpenThreadLoadingWizardCommand = new RelayCommand(OpenThreadLoadingWizard, () => !MachineProvider.MachineOperator.MachineEventsStateProvider.Events.Any(x => x.Type == BL.Enumerations.EventTypes.DRYER_DOOR_OPEN));
        }

        private void MachineProvider_MachineDisconnected(object sender, EventArgs e)
        {
            InvokeUI(() =>
            {
                Cancel();
            });
        }

        private void MachineEventsStateProvider_EventsChanged(object sender, IEnumerable<BL.Entities.MachinesEvent> e)
        {
            InvalidateRelayCommands();
        }

        #region Back

        private bool CanGoBack()
        {
            return Stage != WizardStage.GuidingUnits &&
                   Stage != WizardStage.Jogging &&
                   Stage != WizardStage.Fixed;
        }

        private void GoBack()
        {
            switch (Stage)
            {
                case WizardStage.FeedingUnits:
                    Stage = WizardStage.GuidingUnits;
                    break;
                case WizardStage.TheDryer:
                    Stage = WizardStage.GuidingUnits;
                    break;
                case WizardStage.ContactSupport:
                    Stage = WizardStage.TheDryer;
                    break;
                case WizardStage.DryerClose:
                    Stage = WizardStage.TheDryer;
                    break;
            }
        }

        #endregion

        #region Guiding Units Commands

        private async void GuidingUnitsFoundAndFixed()
        {
            Stage = WizardStage.Jogging;

            try
            {
                await MachineProvider.MachineOperator.AttemptThreadJogging();
                Stage = WizardStage.Fixed;
            }
            catch (Exception ex)
            {
                LogManager.Log(ex, LogCategory.Warning, "Error occurred while attempting to perform thread jogging.");
                await NotificationProvider.ShowError($"Thread movement verification failed.\n{ex.FlattenMessage()}");
                Stage = WizardStage.FeedingUnits;
            }
        }

        private void GuidingUnitsCantFindIt()
        {
            Stage = WizardStage.FeedingUnits;
        }

        private void GuidingUnitsFoundCantFix()
        {
            Stage = WizardStage.TheDryer;
        }

        #endregion

        #region Feeding Units Commands

        private void FeedingUnitsCantFix()
        {
            Stage = WizardStage.TheDryer;
        }

        private async void FeedingUnitsFoundAndFixed()
        {
            Stage = WizardStage.Jogging;

            try
            {
                await MachineProvider.MachineOperator.AttemptThreadJogging();
                Stage = WizardStage.Fixed;
            }
            catch (Exception ex)
            {
                LogManager.Log(ex, LogCategory.Warning, "Error occurred while attempting to perform thread jogging.");
                await NotificationProvider.ShowError($"Thread movement verification failed.\n{ex.FlattenMessage()}");
                Stage = WizardStage.TheDryer;
            }
        }

        #endregion

        #region The Dryer Commands

        private void TheDryerCantRemove()
        {
            Stage = WizardStage.ContactSupport;
        }

        private void TheDryerRemovedSuccessfully()
        {
            Stage = WizardStage.DryerClose;
        }

        #endregion

        #region Dryer Close Commands

        private void OpenThreadLoadingWizard()
        {
            Result = ThreadBreakWizardResult.StartThreadLoading;
            Accept();
        }

        #endregion

        protected override void Accept()
        {
            base.Accept();
            CleanUp();
        }

        protected override void Cancel()
        {
            base.Cancel();
            CleanUp();
        }

        private void CleanUp()
        {
            MachineProvider.MachineOperator.MachineEventsStateProvider.EventsChanged -= MachineEventsStateProvider_EventsChanged;
            MachineProvider.MachineDisconnected -= MachineProvider_MachineDisconnected;
        }
    }
}