address book using mvvm

2023-07-18 16:24:07 +09:00
parent fffd85ecb5
commit 3d9f030ebb
20 changed files with 609 additions and 3 deletions
--- a/PacticeSolution/AddressBook_MVVMSampleV2/ViewModel/MainViewModel.cs
+++ b/PacticeSolution/AddressBook_MVVMSampleV2/ViewModel/MainViewModel.cs
@@ -0,0 +1,109 @@
+using AddressBook_MVVMSampleV2.Interface;
+using AddressBook_MVVMSampleV2.Model;
+using ReactiveUI;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Reactive;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Input;
+
+namespace AddressBook_MVVMSampleV2.ViewModel
+{
+    public class MainViewModel : ReactiveObject
+    {
+        public ObservableCollection<Person> Persons { get; set; }
+
+        public ICommand AddCommand { get; set; }
+        public ICommand DeleteCommand { get; set; }
+        public ICommand ModifyCommand { get; set; }
+        public ICommand ExitCommand { get; set; }
+
+        private readonly IMessageBoxService MessageBoxService;
+        private readonly Func<Person, AddViewModel.ViewType, IDialogView> CreateAddView;
+
+        public MainViewModel() : this(null, null)
+        {
+            
+        }
+
+        public MainViewModel(IMessageBoxService messageBoxService, Func<Person, AddViewModel.ViewType, IDialogView> createAddView)
+        {
+            this.MessageBoxService = messageBoxService;
+            this.CreateAddView = createAddView;
+
+            this.Persons = new ObservableCollection<Person>();
+
+            InitInstance();
+        }
+
+        private void InitInstance()
+        {
+            // Init Commands
+            this.AddCommand = ReactiveCommand.Create<Unit>(CommandAdd);
+            this.ModifyCommand = ReactiveCommand.Create<int, Unit>(index => CommandModify(index));
+            this.DeleteCommand = ReactiveCommand.Create<int, Unit>(index => CommandDelete(index));
+            this.ExitCommand = ReactiveCommand.Create<IWindowView, Unit>(view => CommandExit(view));
+
+            // Init Default Data
+            this.Persons.Add(new Person() { Name = "Kim", Gender = true, PhoneNumber = "123-4567", Address = "KOR" });
+            this.Persons.Add(new Person() { Name = "Max", Gender = true, PhoneNumber = "123-4567", Address = "USA" });
+            this.Persons.Add(new Person() { Name = "John", Gender = true, PhoneNumber = "123-4567", Address = "UK" });
+            this.Persons.Add(new Person() { Name = "Richard", Gender = true, PhoneNumber = "123-4567", Address = "UK" });
+            this.Persons.Add(new Person() { Name = "Shinoda", Gender = true, PhoneNumber = "123-4567", Address = "JPN" });
+        }
+
+        private Unit CommandAdd()
+        {
+            Person addData = new Person();
+            IDialogView view = this.CreateAddView(addData, AddViewModel.ViewType.Add);
+            if (view.ShowDialog() != true)
+                return Unit.Default;
+
+            this.Persons.Add(addData);
+            return Unit.Default;
+        }
+
+        private Unit CommandDelete(int selectedIndex)
+        {
+            if (selectedIndex < 0)
+            {
+                this.MessageBoxService.Show("No selected data.", "AddressBook", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Error);
+                return Unit.Default;
+            }
+
+            MessageBoxResult result = this.MessageBoxService.Show("Are you sure to delete?", "AddressBook", MessageBoxButton.OKCancel, MessageBoxImage.Question);
+            if (result != MessageBoxResult.OK)
+                return Unit.Default;
+
+            this.Persons.RemoveAt(selectedIndex);
+            return Unit.Default;
+        }
+
+        private Unit CommandModify(int selectedIndex)
+        {
+            if (selectedIndex < 0)
+            {
+                this.MessageBoxService.Show("No selected data.", "AddressBook", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Error);
+                return Unit.Default;
+            }
+
+            Person modifyData = new Person(this.Persons[selectedIndex]);
+            IDialogView view = this.CreateAddView(modifyData, AddViewModel.ViewType.Modify);
+            if (view.ShowDialog() != true)
+                return Unit.Default;
+
+            this.Persons[selectedIndex] = modifyData;
+            return Unit.Default;
+        }
+
+        private Unit CommandExit(IWindowView view)
+        {
+            view.Close();
+            return Unit.Default;
+        }
+    }
+}