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path: root/Software/Visual_Studio/Tango.Telemetry/Sources/TelemetryJobStatusSource.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.BL.Entities;
using Tango.Integration.Operation;
using Tango.Telemetry.Telemetries;

namespace Tango.Telemetry.Sources
{
    public class TelemetryJobStatusSource : ITelemetryStreamingSource
    {
        private IMachineOperator _machineOperator;
        private Job _job;
        private TelemetryJobStatus _lastStatus;
        private String _groupID;
        private DateTime _startTime;

        public bool IsStarted { get; private set; }
        public string Name { get; } = "Job Status Streaming";
        public bool RequiresTelemetryDuplicationTracking { get; }

        public event EventHandler<TelemetryAvailableEventArgs> TelemetryAvailable;

        public TelemetryJobStatusSource(IMachineOperator machineOperator)
        {
            _machineOperator = machineOperator;
        }

        public void Start()
        {
            if (!IsStarted)
            {
                IsStarted = true;
                _machineOperator.PrintingStarted += MachineOperator_PrintingStarted;
            }
        }

        public void Stop()
        {
            if (IsStarted)
            {
                IsStarted = false;
                _machineOperator.PrintingStarted -= MachineOperator_PrintingStarted;
            }
        }

        private void MachineOperator_PrintingStarted(object sender, PrintingEventArgs e)
        {
            if (e.JobHandler != null)
            {
                _groupID = Guid.NewGuid().ToString();
                _job = e.Job;
                _startTime = DateTime.UtcNow;
                e.JobHandler.StatusChanged += JobHandler_StatusChanged;
                e.JobHandler.Failed += JobHandler_Failed;
            }
        }

        private void JobHandler_StatusChanged(object sender, RunningJobStatus status)
        {
            if (IsStarted)
            {
                TelemetryJobStatus tStatus = new TelemetryJobStatus();

                tStatus.JobName = _job?.Name;

                if (status.ProgressMinusSettingUp > 0)
                {
                    tStatus.Status = TelemetryJobStatus.JobStatus.InProgress;
                }

                if (status.IsCompleted)
                {
                    tStatus.Status = TelemetryJobStatus.JobStatus.Completed;
                }

                if (status.IsFailed)
                {
                    tStatus.Status = TelemetryJobStatus.JobStatus.Failed;
                }

                if (status.IsCanceled)
                {
                    tStatus.Status = TelemetryJobStatus.JobStatus.Aborted;
                }

                tStatus.ID = _groupID;
                tStatus.TotalTime = status.TotalTime;
                tStatus.RemainingTime = status.RemainingTime;

                tStatus.Progress = status.ProgressMinusSettingUp;
                tStatus.TotalProgress = status.TotalProgressMinusSettingUp;

                tStatus.CurrentUnit = status.CurrentUnit;
                tStatus.RemainingUnits = status.RemainingUnits;

                tStatus.CurrentUnitProgress = status.CurrentUnitProgress;
                tStatus.CurrentUnitTotalProgress = status.CurrentUnitTotalProgress;

                tStatus.Message = status.Message;

                _lastStatus = tStatus;

                TelemetryAvailable?.Invoke(this, new TelemetryAvailableEventArgs()
                {
                    TelemetryObject = tStatus,
                    DisableDeliveryRetries = true
                });
            }
        }

        private void JobHandler_Failed(object sender, Exception e)
        {
            if (_lastStatus != null)
            {
                _lastStatus.Message = e.FlattenMessage();

                TelemetryAvailable?.Invoke(this, new TelemetryAvailableEventArgs()
                {
                    TelemetryObject = _lastStatus,
                    DisableDeliveryRetries = true
                });
            }
        }

        public void Dispose()
        {
            Stop();
        }
    }
}