From 09a09d4af45cc74a4668b260d4999333d4ec955e Mon Sep 17 00:00:00 2001
From: Andre Beging <git@troogs.de>
Date: Tue, 12 Sep 2017 00:36:50 +0200
Subject: [PATCH] Added Edit Transaction

---
 DebtMgr.csproj                                |   8 +
 View/Dialogs/AddTransactionView.xaml.cs       |   7 +
 View/Dialogs/EditTransactionDialogView.xaml   |  49 ++++
 .../Dialogs/EditTransactionDialogView.xaml.cs |  72 ++++++
 View/MainView.xaml                            |   1 +
 .../Dialogs/EditTransactionDialogViewModel.cs | 243 ++++++++++++++++++
 ViewModel/MainViewModel.cs                    |  30 ++-
 ViewModel/ViewModelLocator.cs                 |   2 +
 8 files changed, 411 insertions(+), 1 deletion(-)
 create mode 100644 View/Dialogs/EditTransactionDialogView.xaml
 create mode 100644 View/Dialogs/EditTransactionDialogView.xaml.cs
 create mode 100644 ViewModel/Dialogs/EditTransactionDialogViewModel.cs

diff --git a/DebtMgr.csproj b/DebtMgr.csproj
index e789219..3fea663 100644
--- a/DebtMgr.csproj
+++ b/DebtMgr.csproj
@@ -105,6 +105,7 @@
     <Compile Include="Model\Person.cs" />
     <Compile Include="ViewModel\Dialogs\AddTransactionViewModel.cs" />
     <Compile Include="ViewModel\Dialogs\DatabaseSelectorDialogViewModel.cs" />
+    <Compile Include="ViewModel\Dialogs\EditTransactionDialogViewModel.cs" />
     <Compile Include="ViewModel\Dialogs\NewPersonDialogViewModel.cs" />
     <Compile Include="ViewModel\MainViewModel.cs" />
     <Compile Include="ViewModel\ViewModelLocator.cs" />
@@ -114,6 +115,9 @@
     <Compile Include="View\Dialogs\DatabaseSelectorDialogView.xaml.cs">
       <DependentUpon>DatabaseSelectorDialogView.xaml</DependentUpon>
     </Compile>
+    <Compile Include="View\Dialogs\EditTransactionDialogView.xaml.cs">
+      <DependentUpon>EditTransactionDialogView.xaml</DependentUpon>
+    </Compile>
     <Compile Include="View\Dialogs\NewPersonDialogView.xaml.cs">
       <DependentUpon>NewPersonDialogView.xaml</DependentUpon>
     </Compile>
@@ -132,6 +136,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="View\Dialogs\EditTransactionDialogView.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="View\Dialogs\NewPersonDialogView.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
diff --git a/View/Dialogs/AddTransactionView.xaml.cs b/View/Dialogs/AddTransactionView.xaml.cs
index 0b85d3a..fb923a3 100644
--- a/View/Dialogs/AddTransactionView.xaml.cs
+++ b/View/Dialogs/AddTransactionView.xaml.cs
@@ -27,6 +27,8 @@ namespace DebtMgr.View.Dialogs
             DataContext = App.Locator.AddTransactionView;
         }
 
+        #region TextBox_OnKeyUp()
+
         ////////////////////////////////////////////////////////////////////////////////////////////////////
         /// <summary>   Event handler. Called by TextBox for on key up events. </summary>
         ///
@@ -41,6 +43,9 @@ namespace DebtMgr.View.Dialogs
                 App.Locator.AddTransactionView.AddTransactionButtonClickCommand.Execute(null);
         }
 
+        #endregion
+        #region Window_OnKeyUp()
+
         ////////////////////////////////////////////////////////////////////////////////////////////////////
         /// <summary>   Event handler. Called by Window for on key up events. </summary>
         ///
@@ -54,5 +59,7 @@ namespace DebtMgr.View.Dialogs
             if (e.Key.Equals(Key.Escape))
                 Close();
         }
+
+        #endregion
     }
 }
diff --git a/View/Dialogs/EditTransactionDialogView.xaml b/View/Dialogs/EditTransactionDialogView.xaml
new file mode 100644
index 0000000..e1d5ef4
--- /dev/null
+++ b/View/Dialogs/EditTransactionDialogView.xaml
@@ -0,0 +1,49 @@
+<Window x:Class="DebtMgr.View.Dialogs.EditTransactionDialogView"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:DebtMgr.View.Dialogs"
+        xmlns:currencyTextBoxControl="clr-namespace:CurrencyTextBoxControl;assembly=CurrencyTextBoxControl"
+        mc:Ignorable="d"
+        Icon="../../Content/moneybag.ico"
+        Name="EditTransactionViewWindow"
+        Title="{Binding WindowTitle}" Height="300" Width="300"
+        KeyUp="Window_KeyUp">
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"></RowDefinition>
+            <RowDefinition Height="Auto"></RowDefinition>
+            <RowDefinition Height="Auto"></RowDefinition>
+            <RowDefinition Height="Auto"></RowDefinition>
+            <RowDefinition Height="Auto"></RowDefinition>
+            <RowDefinition Height="Auto"></RowDefinition>
+        </Grid.RowDefinitions>
+        <StackPanel Grid.Row="0" Orientation="Vertical">
+            <Label Content="{Binding ElementName=EditTransactionViewWindow, Path=Title}" FontWeight="Bold" FontSize="18"></Label>
+        </StackPanel>
+        <StackPanel Grid.Row="1" Orientation="Vertical" Margin="10 0">
+            <currencyTextBoxControl:CurrencyTextBox KeyUp="TextBox_OnKeyUp" Name="Amount" Number="{Binding AmountTextBoxText}" StringFormat="0.00 Eur" FontSize="16" Margin="0 0 0 -5"></currencyTextBoxControl:CurrencyTextBox>
+            <Label Content="Amount in EUR"></Label>
+        </StackPanel>
+        <StackPanel Grid.Row="2" Orientation="Vertical" Margin="10 0">
+            <TextBox KeyUp="TextBox_OnKeyUp" Name="Description" Text="{Binding DescriptionTextBoxText, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" FontSize="16" Margin="0 0 0 -5"></TextBox>
+            <Label Content="Description"></Label>
+        </StackPanel>
+        <StackPanel Grid.Row="3" Orientation="Vertical" Margin="10 0">
+            <DatePicker KeyUp="TextBox_OnKeyUp" SelectedDate="{Binding DatePickerSelectedDate}"></DatePicker>
+            <Label Content="Date"></Label>
+        </StackPanel>
+        <StackPanel Grid.Row="4" Orientation="Vertical" Margin="10 0">
+            <Label Content="{Binding PersonNameLabelContent}" FontSize="14"></Label>
+            <Label Content="Person"></Label>
+        </StackPanel>
+        <Grid Grid.Row="5">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*"></ColumnDefinition>
+                <ColumnDefinition Width="*"></ColumnDefinition>
+            </Grid.ColumnDefinitions>
+            <Button Grid.Column="1" Content="Save" FontSize="14" Padding="5" Margin="10 -10" Command="{Binding SaveTransactionButtonClickCommand}"></Button>
+        </Grid>
+    </Grid>
+</Window>
diff --git a/View/Dialogs/EditTransactionDialogView.xaml.cs b/View/Dialogs/EditTransactionDialogView.xaml.cs
new file mode 100644
index 0000000..a0041f9
--- /dev/null
+++ b/View/Dialogs/EditTransactionDialogView.xaml.cs
@@ -0,0 +1,72 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Shapes;
+using DebtMgr.Extensions;
+
+namespace DebtMgr.View.Dialogs
+{
+    /// <summary>
+    /// Interaktionslogik für EditTransactionDialogView.xaml
+    /// </summary>
+    public partial class EditTransactionDialogView : Window
+    {
+        public EditTransactionDialogView(Guid transactionId)
+        {
+            InitializeComponent();
+            this.CenterOnParent();
+
+            App.Locator.EditTransactionDialogView.RequestClose += (s, e) => Close();
+            App.Locator.EditTransactionDialogView.ClearView();
+            App.Locator.EditTransactionDialogView.TransactionId = transactionId;
+            App.Locator.EditTransactionDialogView.LoadTransaction();
+
+            DataContext = App.Locator.EditTransactionDialogView;
+        }
+
+        #region Window_KeyUp()
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Event handler. Called by Window for key up events. </summary>
+        ///
+        /// <remarks>   Andre Beging, 12.09.2017. </remarks>
+        ///
+        /// <param name="sender">   Source of the event. </param>
+        /// <param name="e">        Key event information. </param>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        private void Window_KeyUp(object sender, KeyEventArgs e)
+        {
+            if (e.Key.Equals(Key.Escape))
+                Close();
+        }
+
+        #endregion
+
+        #region TextBox_OnKeyUp()
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Event handler. Called by TextBox for on key up events. </summary>
+        ///
+        /// <remarks>   Andre Beging, 12.09.2017. </remarks>
+        ///
+        /// <param name="sender">   Source of the event. </param>
+        /// <param name="e">        Key event information. </param>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        private void TextBox_OnKeyUp(object sender, KeyEventArgs e)
+        {
+            if (e.Key.Equals(Key.Enter) || e.Key.Equals(Key.Return))
+                App.Locator.EditTransactionDialogView.SaveTransactionButtonClickCommand.Execute(null);
+        }
+
+        #endregion
+    }
+}
diff --git a/View/MainView.xaml b/View/MainView.xaml
index 94cf160..4593369 100644
--- a/View/MainView.xaml
+++ b/View/MainView.xaml
@@ -120,6 +120,7 @@
                     </ListView.View>
                     <ListBox.Resources>
                         <ContextMenu x:Key="TransactionHistoryListViewContextMenu">
+                            <MenuItem Header="Edit Transaction" Command="{Binding EditTransactionContextMenuCommand}" CommandParameter="{Binding Path=SelectedItem}" />
                             <MenuItem Header="Add charge" Command="{Binding AddChargeContextMenuCommand}" />
                             <MenuItem Header="Add deposit" Command="{Binding AddDepositContextMenuCommand}" />
                             <MenuItem Header="Delete Transaction" Command="{Binding DeleteTransactionContextMenuCommand}" CommandParameter="{Binding Path=SelectedItem}" />
diff --git a/ViewModel/Dialogs/EditTransactionDialogViewModel.cs b/ViewModel/Dialogs/EditTransactionDialogViewModel.cs
new file mode 100644
index 0000000..07cfc85
--- /dev/null
+++ b/ViewModel/Dialogs/EditTransactionDialogViewModel.cs
@@ -0,0 +1,243 @@
+using System;
+using System.Globalization;
+using DebtMgr.Model;
+using GalaSoft.MvvmLight;
+using GalaSoft.MvvmLight.Command;
+using SQLiteNetExtensions.Extensions;
+
+namespace DebtMgr.ViewModel.Dialogs
+{
+    public class EditTransactionDialogViewModel : ViewModelBase
+    {
+        #region Public Properties
+
+        public event EventHandler RequestClose;
+
+        public Guid TransactionId { get; set; }
+
+        #endregion
+        #region Fields
+
+        private Transaction _transaction;
+
+        #endregion
+
+        #region WindowTitle (string) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="WindowTitle" />
+        /// </summary>
+        private string _windowTitle;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public string WindowTitle
+        {
+            get { return _windowTitle; }
+
+            set
+            {
+                _windowTitle = value;
+                RaisePropertyChanged(() => WindowTitle);
+            }
+        }
+
+        #endregion
+        #region AmountTextBoxText (string) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="AmountTextBoxText" />
+        /// </summary>
+        private string _amountTextBoxText;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public string AmountTextBoxText
+        {
+            get { return _amountTextBoxText; }
+
+            set
+            {
+                _amountTextBoxText = value;
+                RaisePropertyChanged(() => AmountTextBoxText);
+                SaveTransactionButtonClickCommand.RaiseCanExecuteChanged();
+            }
+        }
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Gets the amount text box text as number representation. </summary>
+        ///
+        /// <value> The amount text box text number representation. </value>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        public double AmountTextBoxTextNumberRepresentation
+        {
+            get
+            {
+                if (string.IsNullOrWhiteSpace(_amountTextBoxText)) return 0.0;
+                return double.Parse(_amountTextBoxText, CultureInfo.InvariantCulture);
+            }
+        }
+
+        #endregion
+        #region PersonNameLabelContent (string) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="PersonNameLabelContent" />
+        /// </summary>
+        private string _personNameLabelContent;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public string PersonNameLabelContent
+        {
+            get { return _personNameLabelContent; }
+
+            set
+            {
+                _personNameLabelContent = value;
+                RaisePropertyChanged(() => PersonNameLabelContent);
+            }
+        }
+
+        #endregion
+        #region DescriptionTextBoxText (string) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="DescriptionTextBoxText" />
+        /// </summary>
+        private string _descriptionTextBoxText;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public string DescriptionTextBoxText
+        {
+            get { return _descriptionTextBoxText; }
+
+            set
+            {
+                _descriptionTextBoxText = value;
+                RaisePropertyChanged(() => DescriptionTextBoxText);
+                SaveTransactionButtonClickCommand.RaiseCanExecuteChanged();
+            }
+        }
+
+        #endregion
+        #region DatePickerSelectedDate (DateTime?) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="DatePickerSelectedDate" />
+        /// </summary>
+        private DateTime? _datePickerSelectedDate;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public DateTime? DatePickerSelectedDate
+        {
+            get { return _datePickerSelectedDate; }
+
+            set
+            {
+                _datePickerSelectedDate = value;
+                RaisePropertyChanged(() => DatePickerSelectedDate);
+                SaveTransactionButtonClickCommand.RaiseCanExecuteChanged();
+            }
+        }
+
+        #endregion
+
+        #region SaveTransactionButtonClickCommand Command
+
+        /// <summary>
+        /// Private member backing variable for <see cref="SaveTransactionButtonClickCommand" />
+        /// </summary>
+        private RelayCommand _saveTransactionButtonClickCommand = null;
+
+        /// <summary>
+        /// Comment
+        /// </summary>
+        public RelayCommand SaveTransactionButtonClickCommand => _saveTransactionButtonClickCommand ?? (_saveTransactionButtonClickCommand = new RelayCommand(SaveTransactionButtonClickCommand_Execute, SaveTransactionButtonClickCommand_CanExecute));
+
+        private bool SaveTransactionButtonClickCommand_CanExecute()
+        {
+            if (_transaction == null) return false;
+            if (AmountTextBoxTextNumberRepresentation < 0.01) return false;
+            if (string.IsNullOrWhiteSpace(DescriptionTextBoxText)) return false;
+            if (DatePickerSelectedDate == null) return false;
+
+            return true;
+        }
+
+        private void SaveTransactionButtonClickCommand_Execute()
+        {
+            if (SaveTransactionButtonClickCommand_CanExecute())
+            {
+                var transaction = App.Database.Get<Transaction>(TransactionId);
+
+                if (DatePickerSelectedDate != null)
+                {
+                    transaction.Amount = AmountTextBoxTextNumberRepresentation;
+                    transaction.Description = DescriptionTextBoxText;
+                    transaction.Time = DatePickerSelectedDate.Value;
+                }
+
+                App.Database.InsertOrReplace(transaction);
+                RequestClose?.Invoke(null, null);
+                App.Locator.MainView.UpdatePersonsList();
+            }
+        }
+
+        #endregion
+
+        #region LoadTransaction()
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Loads the transaction. </summary>
+        ///
+        /// <remarks>   Andre Beging, 12.09.2017. </remarks>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        public void LoadTransaction()
+        {
+            if (TransactionId == Guid.Empty) return;
+            _transaction = App.Database.Get<Transaction>(TransactionId);
+
+            if (_transaction == null) return;
+            App.Database.GetChildren(_transaction);
+
+            PersonNameLabelContent = string.Format("{0} {1}", _transaction.Person.FirstName,
+                _transaction.Person.LastName);
+            AmountTextBoxText = _transaction.Amount.ToString(CultureInfo.InvariantCulture);
+            DescriptionTextBoxText = _transaction.Description;
+            DatePickerSelectedDate = _transaction.Time;
+
+            if (_transaction.Type == TransactionType.Charge)
+                WindowTitle = "Edit Charge";
+            else if (_transaction.Type == TransactionType.Deposit)
+                WindowTitle = "Edit Deposit";
+        }
+
+        #endregion
+        #region ClearView()
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Clears the view. </summary>
+        ///
+        /// <remarks>   Andre Beging, 12.09.2017. </remarks>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        public void ClearView()
+        {
+            PersonNameLabelContent = string.Empty;
+            AmountTextBoxText = string.Empty;
+            DescriptionTextBoxText = string.Empty;
+            DatePickerSelectedDate = null;
+
+            TransactionId = Guid.Empty;
+        }
+
+        #endregion
+    }
+}
\ No newline at end of file
diff --git a/ViewModel/MainViewModel.cs b/ViewModel/MainViewModel.cs
index ee8f0ed..956f1f7 100644
--- a/ViewModel/MainViewModel.cs
+++ b/ViewModel/MainViewModel.cs
@@ -174,6 +174,7 @@ namespace DebtMgr.ViewModel
                 _transactionHistoryListViewSelectedItem = value;
                 RaisePropertyChanged(() => TransactionHistoryListViewSelectedItem);
                 DeleteTransactionContextMenuCommand.RaiseCanExecuteChanged();
+                EditTransactionContextMenuCommand.RaiseCanExecuteChanged();
             }
         }
 
@@ -389,6 +390,34 @@ namespace DebtMgr.ViewModel
             }
         }
 
+        #endregion
+        #region EditTransactionContextMenuCommand Command
+
+        /// <summary>
+        /// Private member backing variable for <see cref="EditTransactionContextMenuCommand" />
+        /// </summary>
+        private RelayCommand _editTransactionContextMenuCommand = null;
+
+        /// <summary>
+        /// Comment
+        /// </summary>
+        public RelayCommand EditTransactionContextMenuCommand => _editTransactionContextMenuCommand ?? (_editTransactionContextMenuCommand = new RelayCommand(EditTransactionContextMenuCommand_Execute, EditTransactionContextMenuCommand_CanExecute));
+
+        private bool EditTransactionContextMenuCommand_CanExecute()
+        {
+            if (TransactionHistoryListViewSelectedItem != null)
+                return true;
+            return false;
+        }
+
+        private void EditTransactionContextMenuCommand_Execute()
+        {
+            if (TransactionHistoryListViewSelectedItem == null) return;
+
+            var window = new EditTransactionDialogView(TransactionHistoryListViewSelectedItem.Id);
+            window.ShowDialog();
+        }
+
         #endregion
 
         #region SwitchDatabaseMenuCommand Command
@@ -416,7 +445,6 @@ namespace DebtMgr.ViewModel
         }
 
         #endregion
-
         #region OpenDatabaseLocationMenuCommand Command
 
         /// <summary>
diff --git a/ViewModel/ViewModelLocator.cs b/ViewModel/ViewModelLocator.cs
index 8b465f6..bff0a36 100644
--- a/ViewModel/ViewModelLocator.cs
+++ b/ViewModel/ViewModelLocator.cs
@@ -46,12 +46,14 @@ namespace DebtMgr.ViewModel
             SimpleIoc.Default.Register<NewPersonDialogViewModel>();
             SimpleIoc.Default.Register<AddTransactionViewModel>();
             SimpleIoc.Default.Register<DatabaseSelectorDialogViewModel>();
+            SimpleIoc.Default.Register<EditTransactionDialogViewModel>();
         }
 
         public MainViewModel MainView => ServiceLocator.Current.GetInstance<MainViewModel>();
         public NewPersonDialogViewModel NewPersonDialogView => ServiceLocator.Current.GetInstance<NewPersonDialogViewModel>();
         public AddTransactionViewModel AddTransactionView => ServiceLocator.Current.GetInstance<AddTransactionViewModel>();
         public DatabaseSelectorDialogViewModel DatabaseSelectorDialogView => ServiceLocator.Current.GetInstance<DatabaseSelectorDialogViewModel>();
+        public EditTransactionDialogViewModel EditTransactionDialogView => ServiceLocator.Current.GetInstance<EditTransactionDialogViewModel>();
 
         public static void Cleanup()
         {