From e47f736bca350350a55fa287093dad560da8f678 Mon Sep 17 00:00:00 2001
From: Roy Ben-Shabat <Roy@Twine-s.com>
Date: Thu, 6 Dec 2018 15:48:47 +0200
Subject: Working on PPC firmware upgrade !!!

---
 .../ViewModels/FirmwareUpgradeViewVM.cs            | 169 +++++++++++++++++++++
 1 file changed, 169 insertions(+)
 create mode 100644 Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/FirmwareUpgradeViewVM.cs

(limited to 'Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/FirmwareUpgradeViewVM.cs')

diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/FirmwareUpgradeViewVM.cs b/Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/FirmwareUpgradeViewVM.cs
new file mode 100644
index 000000000..b7c36f263
--- /dev/null
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/FirmwareUpgradeViewVM.cs
@@ -0,0 +1,169 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Tango.Core.Commands;
+using Tango.PPC.Common;
+using Tango.PPC.Common.Application;
+using Tango.PPC.Common.FirmwareUpgrade;
+using Tango.PPC.Common.Navigation;
+using Tango.PPC.UI.ViewsContracts;
+
+namespace Tango.PPC.UI.ViewModels
+{
+    public class FirmwareUpgradeViewVM : PPCViewModel<IFirmwareUpgradeView>
+    {
+        public enum FirmUpgradeView
+        {
+            FirmwareProgressView,
+            FirmwareCompletedView,
+            FirmwareFailedView,
+        }
+
+
+        private IFirmwareUpgrader _firmwareUpgrader;
+
+        private String _status;
+        /// <summary>
+        /// Gets or sets the firmware upgrade status.
+        /// </summary>
+        public String Status
+        {
+            get { return _status; }
+            set { _status = value; RaisePropertyChangedAuto(); }
+        }
+
+        private long _maxProgress;
+        /// <summary>
+        /// Gets or sets the firmware upgrade maximum progress.
+        /// </summary>
+        public long MaxProgress
+        {
+            get { return _maxProgress; }
+            set { _maxProgress = value; RaisePropertyChangedAuto(); }
+        }
+
+        private long _progress;
+        /// <summary>
+        /// Gets or sets the firmware upgrade progress.
+        /// </summary>
+        public long Progress
+        {
+            get { return _progress; }
+            set { _progress = value; RaisePropertyChangedAuto(); }
+        }
+
+        private bool _isIntermediate;
+        /// <summary>
+        /// Gets or sets a value indicating whether firmware upgrade progress is intermediate.
+        /// </summary>
+        public bool IsIntermediate
+        {
+            get { return _isIntermediate; }
+            set { _isIntermediate = value; RaisePropertyChangedAuto(); }
+        }
+
+        /// <summary>
+        /// Gets or sets the complete command.
+        /// </summary>
+        public RelayCommand CompleteCommand { get; set; }
+
+        public RelayCommand TryAgainCommand { get; set; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FirmwareUpgradeViewVM"/> class.
+        /// </summary>
+        /// <param name="applicationManager">The application manager.</param>
+        /// <param name="firmwareUpgrader">The firmware upgrader.</param>
+        public FirmwareUpgradeViewVM(IPPCApplicationManager applicationManager, IFirmwareUpgrader firmwareUpgrader)
+        {
+            _firmwareUpgrader = firmwareUpgrader;
+            applicationManager.FirmwareUpgradeRequired += ApplicationManager_FirmwareUpgradeRequired;
+            CompleteCommand = new RelayCommand(Complete);
+            TryAgainCommand = new RelayCommand(TryAgain);
+        }
+
+        private async void Upgrade()
+        {
+            IsIntermediate = true;
+            Progress = 0;
+            Status = "Connecting to the embedded firmware device...";
+            await Task.Delay(2000);
+            await NavigateTo(FirmUpgradeView.FirmwareProgressView);
+            try
+            {
+                var handler = await _firmwareUpgrader.PerformUpgrade();
+                IsIntermediate = false;
+
+                handler.Progress += (_, e) =>
+                {
+                    MaxProgress = e.Total;
+                    Progress = e.Current;
+                    Status = e.Message;
+
+                    if (e.Status != Integration.Upgrade.FirmwareUpgradeStatus.Uploading)
+                    {
+                        IsIntermediate = true;
+                    }
+                };
+                handler.Canceled += (_, __) =>
+                {
+                    NavigateTo(FirmUpgradeView.FirmwareFailedView);
+                };
+                handler.Failed += (_, ex) =>
+                {
+                    NavigateTo(FirmUpgradeView.FirmwareFailedView);
+                };
+                handler.Completed += (_, __) =>
+                {
+                    NavigateTo(FirmUpgradeView.FirmwareCompletedView);
+                };
+            }
+            catch (Exception ex)
+            {
+                LogManager.Log(ex);
+                await NavigateTo(FirmUpgradeView.FirmwareFailedView);
+            }
+        }
+
+        private void Complete()
+        {
+            Restart();
+        }
+
+        private async void TryAgain()
+        {
+            await NavigateTo(FirmUpgradeView.FirmwareProgressView);
+            Upgrade();
+        }
+
+        private async void ApplicationManager_FirmwareUpgradeRequired(object sender, EventArgs e)
+        {
+            LogManager.Log("SetupRequired event received. Navigating to FirmwareUpgradeView...");
+            await NavigationManager.NavigateTo(NavigationView.FirmwareUpgradeView);
+            Upgrade();
+        }
+
+        private void Restart()
+        {
+            Settings.ApplicationState = ApplicationStates.Ready;
+            Settings.Save();
+            ApplicationManager.Restart();
+        }
+
+        /// <summary>
+        /// Navigates to the specified view.
+        /// </summary>
+        /// <param name="view">The view.</param>
+        private Task NavigateTo(FirmUpgradeView view)
+        {
+            return View.NavigateTo(view);
+        }
+
+        public override void OnApplicationStarted()
+        {
+            
+        }
+    }
+}
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