1 files changed, 128 insertions, 0 deletions
diff --git a/Software/Visual_Studio/FSE/Tango.FSE.Common/Logging/RemoteLogFileModel.cs b/Software/Visual_Studio/FSE/Tango.FSE.Common/Logging/RemoteLogFileModel.cs
new file mode 100644
index 000000000..cf71ed270
--- /dev/null
+++ b/Software/Visual_Studio/FSE/Tango.FSE.Common/Logging/RemoteLogFileModel.cs
@@ -0,0 +1,128 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+using Tango.Core;
+using Tango.Core.Commands;
+using Tango.Core.DI;
+using Tango.FSE.Common.FileSystem;
+using Tango.Logging;
+using Tango.PPC.Shared.Logs;
+using Tango.SharedUI.Components;
+
+namespace Tango.FSE.Common.Logging
+{
+    /// <summary>
+    /// Represents a remote log file model.
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    /// <seealso cref="Tango.Core.ExtendedObject" />
+    public class RemoteLogFileModel<T> : ExtendedObject where T : LogItemBase
+    {
+        private ILogFileParser<T> _parser;
+
+        /// <summary>
+        /// Occurs when the remote log file has downloaded successfully.
+        /// </summary>
+        public event EventHandler DownloadCompleted;
+
+        [TangoInject]
+        private ILoggingProvider LoggingProvider { get; set; }
+
+        /// <summary>
+        /// Gets or sets the remote log file.
+        /// </summary>
+        public RemoteLogFile RemoteLogFile { get; set; }
+
+        /// <summary>
+        /// Gets the duration of the remote log file.
+        /// </summary>
+        public TimeSpan Duration
+        {
+            get { return RemoteLogFile.DateModified - RemoteLogFile.DateCreated; }
+        }
+
+        private RemoteLogFileStatus _status;
+        /// <summary>
+        /// Gets or sets the remote log file status.
+        /// </summary>
+        public RemoteLogFileStatus Status
+        {
+            get { return _status; }
+            set { _status = value; RaisePropertyChangedAuto(); }
+        }
+
+        private FileSystemHandler _handler;
+        /// <summary>
+        /// Gets or sets the remote log file download handler.
+        /// </summary>
+        public FileSystemHandler Handler
+        {
+            get { return _handler; }
+            set { _handler = value; RaisePropertyChangedAuto(); }
+        }
+
+        /// <summary>
+        /// Gets or sets the temporary file (where the actual log file is stored locally).
+        /// </summary>
+        public String TemporaryFile { get; set; }
+
+        private ObservableCollection<LogItemBase> _logItems;
+        /// <summary>
+        /// Gets or sets the log items.
+        /// </summary>
+        public ObservableCollection<LogItemBase> LogItems
+        {
+            get { return _logItems; }
+            set { _logItems = value; RaisePropertyChangedAuto(); }
+        }
+
+        /// <summary>
+        /// Gets or sets the download command.
+        /// </summary>
+        public RelayCommand DownloadCommand { get; set; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RemoteLogFileModel{T}"/> class.
+        /// </summary>
+        /// <param name="parser">The parser.</param>
+        public RemoteLogFileModel(ILogFileParser<T> parser)
+        {
+            TangoIOC.Default.Inject(this);
+            _parser = parser;
+            LogItems = new ObservableCollection<LogItemBase>();
+            DownloadCommand = new RelayCommand(DownloadLogFile);
+        }
+
+        /// <summary>
+        /// Downloads the log file.
+        /// </summary>
+        public async void DownloadLogFile()
+        {
+            if (Status == RemoteLogFileStatus.None || Status == RemoteLogFileStatus.Failed)
+            {
+                Status = RemoteLogFileStatus.Downloading;
+                String tempLogFile = TemporaryManager.CreateImaginaryFile(".log");
+                Handler = await LoggingProvider.DownloadLogFile(RemoteLogFile, tempLogFile);
+                Handler.StatusChanged += (x, status) =>
+                {
+                    if (status == FileSystemHandlerStatus.Completed)
+                    {
+                        TemporaryFile = tempLogFile;
+                        LogItems = new ObservableCollection<LogItemBase>(_parser.Parse(tempLogFile, RemoteLogFile.DateCreated.ToLocalTime()));
+                        Status = RemoteLogFileStatus.Downloaded;
+                        DownloadCompleted?.Invoke(this, new EventArgs());
+                    }
+                    else if (status == FileSystemHandlerStatus.Failed)
+                    {
+                        Status = RemoteLogFileStatus.Failed;
+                    }
+                };
+            }
+        }
+    }
+}