From ca29510e1e336c4d68aaa926cfea6eb72ce42779 Mon Sep 17 00:00:00 2001
From: Roy Ben-Shabat <Roy@Twine-s.com>
Date: Tue, 26 Nov 2019 17:33:02 +0200
Subject: Working on backup/restore...

---
 .../ViewModels/BackupViewVM.cs                     |   6 +-
 .../ViewModels/RestoreViewVM.cs                    | 113 ++++++++++++++++++++-
 2 files changed, 115 insertions(+), 4 deletions(-)

(limited to 'Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels')

diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/BackupViewVM.cs b/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/BackupViewVM.cs
index dd561c5be..ab8d0248f 100644
--- a/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/BackupViewVM.cs
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/BackupViewVM.cs
@@ -71,14 +71,14 @@ namespace Tango.PPC.BackupRestore.ViewModels
         public String BackupLocation
         {
             get { return _backupLocation; }
-            set { _backupLocation = value; RaisePropertyChangedAuto(); }
+            set { _backupLocation = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); }
         }
 
         private String _backupName;
         public String BackupName
         {
             get { return _backupName; }
-            set { _backupName = value; RaisePropertyChangedAuto(); }
+            set { _backupName = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); }
         }
 
         public RelayCommand BackupCommand { get; set; }
@@ -88,7 +88,7 @@ namespace Tango.PPC.BackupRestore.ViewModels
         public BackupViewVM()
         {
             BrowseBackupLocationCommand = new RelayCommand(BrowseBackupLocation);
-            BackupCommand = new RelayCommand(StartBackup);
+            BackupCommand = new RelayCommand(StartBackup, () => !String.IsNullOrWhiteSpace(BackupName) && BackupLocation != null);
             IsBackupJobs = true;
         }
 
diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/RestoreViewVM.cs b/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/RestoreViewVM.cs
index 904fd9e52..ec6083436 100644
--- a/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/RestoreViewVM.cs
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.BackupRestore/ViewModels/RestoreViewVM.cs
@@ -3,15 +3,126 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using Tango.Core.Commands;
+using Tango.Core.DI;
+using Tango.Explorer;
+using Tango.PPC.BackupRestore.Views;
 using Tango.PPC.Common;
+using Tango.PPC.Common.BackupRestore;
+using Tango.PPC.Storage;
 
 namespace Tango.PPC.BackupRestore.ViewModels
 {
     public class RestoreViewVM : PPCViewModel
     {
+        private string _backupFileLocation;
+
+        [TangoInject]
+        public IBackupManager BackupManager { get; set; }
+
+        private String _backupFileName;
+        public String BackupFileName
+        {
+            get { return _backupFileName; }
+            set { _backupFileName = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); }
+        }
+
+        private RestoreSettings _restoreSettings;
+        public RestoreSettings RestoreSettings
+        {
+            get { return _restoreSettings; }
+            set { _restoreSettings = value; RaisePropertyChangedAuto(); }
+        }
+
+        private BackupFile _backupFile;
+        public BackupFile BackupFile
+        {
+            get { return _backupFile; }
+            set { _backupFile = value; RaisePropertyChangedAuto(); }
+        }
+
+        private BackupRestoreProgressEventArgs _currentRestoreProgress;
+        public BackupRestoreProgressEventArgs CurrentRestoreProgress
+        {
+            get { return _currentRestoreProgress; }
+            set { _currentRestoreProgress = value; RaisePropertyChangedAuto(); }
+        }
+
+        public RelayCommand BrowseForBackupCommand { get; set; }
+
+        public RelayCommand RestoreCommand { get; set; }
+
+        public RestoreViewVM()
+        {
+            RestoreSettings = new RestoreSettings();
+            RestoreCommand = new RelayCommand(StartRestore, () => BackupFileName != null);
+            BrowseForBackupCommand = new RelayCommand(BrowseForBackup);
+        }
+
+        private async void StartRestore()
+        {
+            await NavigationManager.NavigateTo<BackupRestoreModule>(nameof(RestoreProgressView));
+
+            if (IsFree)
+            {
+                IsFree = false;
+                var result = await BackupManager.Restore(_backupFileLocation, RestoreSettings);
+                IsFree = true;
+            }
+        }
+
+        private async void BrowseForBackup()
+        {
+            var result = await NavigationManager.
+               NavigateForResult<StorageModule,
+               Storage.Views.MainView, ExplorerFileItem,
+               Storage.Models.StorageNavigationRequest>(
+               new Storage.Models.StorageNavigationRequest()
+               {
+                   Intent = Storage.Models.StorageNavigationIntent.LoadFile,
+                   Filter = ExplorerFileDefinition.Backup.Extension,
+                   Title = "Select Backup File",
+               });
+
+            if (result != null)
+            {
+                _backupFileLocation = result.Path;
+
+                try
+                {
+                    BackupFile = await BackupManager.ExtractBackupConfiguration(_backupFileLocation);
+                    BackupFileName = System.IO.Path.GetFileName(result.Path);
+                }
+                catch (Exception ex)
+                {
+                    LogManager.Log(ex, $"Error extracting backup configuration from file '{_backupFileLocation}'.");
+                    await NotificationProvider.ShowError($"Error occurred while trying to extract the backup file information\n{ex.FlattenMessage()}");
+                }
+            }
+        }
+
+        public override void OnNavigatedFrom()
+        {
+            base.OnNavigatedFrom();
+            BackupFileName = null;
+            BackupFile = null;
+            _backupFileLocation = null;
+        }
+
+        public override void OnApplicationReady()
+        {
+            base.OnApplicationReady();
+            BackupManager.Progress += BackupManager_Progress;
+        }
+
+        private void BackupManager_Progress(object sender, BackupRestoreProgressEventArgs e)
+        {
+            CurrentRestoreProgress = e;
+        }
+
         public override void OnApplicationStarted()
         {
-            
+
         }
     }
 }
-- 
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