GuestLog - Added delete to GuestDocument list.

src/Somnia.GuestLog/Components/Pages/GuestDocuments/GuestDocList.razor

@@ -57,11 +57,23 @@
             <CellTemplate>
                 <MudIconButton Size="@Size.Small" Icon="@Icons.Material.Outlined.Info"
                                OnClick="() => BtnViewDetails(context.Item)" />
+                <MudIconButton Size="@Size.Small" Icon="@Icons.Material.Outlined.Delete"
+                               OnClick="() => BtnDeleteItem(context.Item)" />
             </CellTemplate>
         </TemplateColumn>
     </Columns>
 </MudDataGrid>
 
+<MudMessageBox @ref="_msgBoxConfirmDelete" Title="Warning" CancelText="Cancel">
+    <MessageContent>
+        Deleting can <b><i>not</i></b> be undone!
+    </MessageContent>
+    <YesButton>
+        <MudButton Variant="Variant.Filled" Color="Color.Error" StartIcon="@Icons.Material.Filled.DeleteForever">Delete!
+        </MudButton>
+    </YesButton>
+</MudMessageBox>
+
 
 @code {
     private IEnumerable<GuestDocumentDTO> guestDocList = [];
@@ -70,7 +82,8 @@
     private HashSet<string> _moduleList = [];
     private HashSet<string> _selectedModuleList = [];
 
-    private MudDataGrid<GuestDocumentDTO>? _dataGrid;
+    private MudDataGrid<GuestDocumentDTO> _dataGrid = null!;
+    private MudMessageBox _msgBoxConfirmDelete = null!;
 
         
     protected override async Task OnInitializedAsync()
@@ -108,11 +121,6 @@
 
     private async Task BtnConfigureColumnsClick(MouseEventArgs args)
     {
-        if (_dataGrid is null)
-        {
-            Snackbar.Add("No ref to grid");
-            return;
-        }
         _dataGrid.ShowColumnsPanel(args);
     }
 
@@ -130,6 +138,26 @@
         await DialogService.ShowAsync<GuestDocDetailsDialog>("GuestDoc Details", parameters, options);
     }
 
+    private async Task BtnDeleteItem(GuestDocumentDTO item)
+    {
+        bool? confirmDelete = await _msgBoxConfirmDelete.ShowAsync();
+
+        if (confirmDelete is null || confirmDelete.Value == false)
+        {
+            return;
+        }
+
+        bool deleted = await GuestDocService.DeleteDocumentAsync(item);
+        if (!deleted)
+        {
+            Snackbar.Add($"Error deleting document {item.DocumentType}-{item.DocumentNum}", Severity.Error);
+            return;
+        }
+
+        Snackbar.Add($"Document {item.DocumentType}-{item.DocumentNum} deleted!", Severity.Success);
+        await LoadDataAsync();
+    }
+
     private void BtnNewGuest()
     {
         Navigation.NavigateTo(GuestConsts.Page_GuestDocs_New);

src/Somnia.GuestLog/Services/GuestDocumentService.cs

@@ -69,16 +69,51 @@ public class GuestDocumentService(
         }
     }
 
-    public bool UpdateDocument(GuestDocumentDTO dto)
+    public Task<bool> UpdateDocumentAsync(GuestDocumentDTO dto)
     {
         throw new NotImplementedException();
     }
 
+    public Task<bool> DeleteDocumentAsync(GuestDocumentDTO dto)
+    {
+        if (dto.DocumentType is null || dto.DocumentNum is null)
+        {
+            throw new InvalidOperationException("GuestDocumentService - DeleteDocument: A DTO without key can't be deleted!");
+        }
+
+        return DeleteDocumentAsync(dto.DocumentType, dto.DocumentNum);
+    }
+
+    public async Task<bool> DeleteDocumentAsync(string docType, string docNum)
+    {
+        using var dbContext = contextFactory.CreateDbContext();
+        GuestDocument? dbItem = await dbContext.GuestDocuments.FindAsync(docType, docNum);
+        if (dbItem is null)
+        {
+            logger.LogWarning("GuestDocumentService - DeleteDocument: Error deleting GuestDocument. Entity not found with key: '{key}-{key2}'", docType, docNum);
+            return false;
+        }
+
+        try
+        {
+            dbContext.GuestDocuments.Remove(dbItem);
+            await dbContext.SaveChangesAsync();
+
+            logger.LogInformation("GuestDocumentService - DeleteDocument: GuestDocument deleted: '{id}'", dbItem.GetFullKey());
+            return true;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "GuestDocumentService - CreateDocument: Error deleting GuestDocument: '{id}'", dbItem.GetFullKey());
+            return false;
+        }
+    }
+
 
     public async Task<GuestDocumentDTO?> GetDtoByIdAsync(string docType, string docNum)
     {
         using var dbContext = contextFactory.CreateDbContext();
-        GuestDocument? dbItem = await dbContext.GuestDocuments.FindAsync(new { docType, docNum });
+        GuestDocument? dbItem = await dbContext.GuestDocuments.FindAsync(docType, docNum);
         return dbItem is not null ? GetDtoFromDb(dbItem) : null;
     }
 

src/Somnia.GuestLog/Services/IGuestDocumentService.cs

@@ -5,7 +5,9 @@ namespace Somnia.GuestLog.Services;
 public interface IGuestDocumentService
 {
     public Task<bool> CreateDocumentAsync(GuestDocumentDTO dto);
-    public bool UpdateDocument(GuestDocumentDTO dto);
+    public Task<bool> UpdateDocumentAsync(GuestDocumentDTO dto);
+    public Task<bool> DeleteDocumentAsync(GuestDocumentDTO dto);
+    public Task<bool> DeleteDocumentAsync(string docType, string docNum);
 
     public Task<GuestDocumentDTO?> GetDtoByIdAsync(string docType, string docNum);
     public Task<IEnumerable<GuestDocumentDTO>> GetDtoListAsync();