Add a copy / paste feature, closes #49

Pkmds.Web/Components/EditForms/PokemonEditForm.razor

@@ -31,6 +31,26 @@ AppState.SelectedSlotsAreValid)
             Save
         </MudButton>
 
+        <MudButton OnClick="@OnClickCopy"
+                   ButtonType="@ButtonType.Button"
+                   Variant="@Variant.Filled"
+                   StartIcon="@Icons.Material.Filled.ContentCopy"
+                   Class="my-2"
+                   Color="@Color.Default"
+                   Disabled="@(Pokemon.Species == (ushort)Species.None)">
+            Copy
+        </MudButton>
+
+        <MudButton OnClick="@OnClickPaste"
+                   ButtonType="@ButtonType.Button"
+                   Variant="@Variant.Filled"
+                   StartIcon="@Icons.Material.Filled.ContentPaste"
+                   Class="my-2"
+                   Color="@Color.Default"
+                   Disabled="@(CopiedPokemon is null)">
+            Paste
+        </MudButton>
+
         <MudButton OnClick="@ExportAsShowdown"
                    ButtonType="@ButtonType.Button"
                    Variant="@Variant.Filled"

Pkmds.Web/Components/EditForms/PokemonEditForm.razor.cs

@@ -1,10 +1,14 @@
+using Microsoft.Extensions.Options;
+
 namespace Pkmds.Web.Components.EditForms;
 
 public partial class PokemonEditForm : IDisposable
 {
     [Parameter, EditorRequired]
     public PKM? Pokemon { get; set; }
 
+    private PKM? CopiedPokemon { get; set; }
+
     protected override void OnInitialized() =>
         RefreshService.OnAppStateChanged += StateHasChanged;
 
@@ -65,4 +69,75 @@ void OnDeleteConfirm(bool confirmed)
             }
         }
     }
+
+    private void OnClickCopy()
+    {
+        if (Pokemon is null)
+        {
+            return;
+        }
+
+        CopiedPokemon = Pokemon.Clone();
+
+        Snackbar.Add("The selected Pokémon has been copied.");
+    }
+
+    private void OnClickPaste()
+    {
+        if (CopiedPokemon is null)
+        {
+            return;
+        }
+
+        if (Pokemon is { Species: > (int)Species.None })
+        {
+            ShowPasteConfirmation();
+        }
+        else
+        {
+            PastePokemon();
+        }
+
+        void ShowPasteConfirmation()
+        {
+            var parameters = new DialogParameters
+            {
+                { nameof(ConfirmActionDialog.Title), "Paste Pokémon" },
+                { nameof(ConfirmActionDialog.Message), "Are you sure you want to paste the copied Pokémon? The Pokémon in the selected slot will be replaced." },
+                { nameof(ConfirmActionDialog.ConfirmText), "Paste" },
+                { nameof(ConfirmActionDialog.ConfirmIcon), Icons.Material.Filled.Delete },
+                { nameof(ConfirmActionDialog.ConfirmColor), Color.Default },
+                { nameof(ConfirmActionDialog.CancelText), "Cancel" },
+                { nameof(ConfirmActionDialog.CancelIcon), Icons.Material.Filled.Clear },
+                { nameof(ConfirmActionDialog.CancelColor), Color.Primary},
+                { nameof(ConfirmActionDialog.OnConfirm), EventCallback.Factory.Create<bool>(this, OnPasteConfirm) }
+            };
+
+            DialogService.Show<ConfirmActionDialog>(
+                "Confirm Action",
+                parameters,
+                new DialogOptions
+                {
+                    CloseOnEscapeKey = true,
+                    MaxWidth = MaxWidth.Small,
+                });
+        }
+
+        void OnPasteConfirm(bool confirmed)
+        {
+            if (!confirmed)
+            {
+                return;
+            }
+
+            PastePokemon();
+        }
+
+        void PastePokemon()
+        {
+            Pokemon = CopiedPokemon.Clone();
+            AppService.SavePokemon(Pokemon);
+            Snackbar.Add("The copied Pokémon has been pasted.");
+        }
+    }
 }

Pkmds.Web/Program.cs

@@ -4,9 +4,15 @@
 builder.RootComponents.Add<App>("#app");
 builder.RootComponents.Add<HeadOutlet>("head::after");
 
+services
+    .AddMudServices(config => 
+    {
+        config.SnackbarConfiguration.PreventDuplicates = false;
+        config.SnackbarConfiguration.ClearAfterNavigation = true;
+    });
+
 services
     .AddScoped(_ => new HttpClient { BaseAddress = new Uri(builder.HostEnvironment.BaseAddress) })
-    .AddMudServices()
     .AddFileSystemAccessService()
     .AddScoped<IAppState, AppState>()
     .AddScoped<IRefreshService, RefreshService>()

Pkmds.Web/_Imports.razor

@@ -18,6 +18,7 @@
 
 @inject IJSRuntime JSRuntime
 @inject IDialogService DialogService
+@inject ISnackbar Snackbar
 @inject IAppState AppState
 @inject IRefreshService RefreshService
 @inject IAppService AppService