feat StayExport - Added delete for StayExports.

src/Somnia.GuestLog/Components/Pages/StayExport/StayExportList.razor

@@ -154,24 +154,23 @@
 
     private async Task BtnDeleteItem(StayExportFileDTO item)
     {
-        userMessage.ShowMessage("Not Implemented!", MessageKind.Normal);
+        bool? confirmDelete = await _confirmDeleteMsgBox.MsgBox.ShowAsync();
-        @* bool? confirmDelete = await _confirmDeleteMsgBox.MsgBox.ShowAsync();
 
         if (confirmDelete is null || confirmDelete.Value == false)
         {
             return;
         }
 
-        Result deleteResult = await stayExportEntityService.Delete(item);
+        Result deleteResult = await ExportService.DeleteExportedFileAsync(item);
         if (!deleteResult.IsSuccess)
         {
-            string errorMsg = $"Error deleting Stay {item.Id}";
+            string errorMsg = $"Error deleting Export file {item.Id}";
             userMessage.ShowResultWithMessage(deleteResult, errorMsg);
             return;
         }
 
-        userMessage.ShowMessage($"Stay {item.Id} deleted!", MessageKind.Success);
+        userMessage.ShowMessage($"Export file {item.Id} deleted!", MessageKind.Success);
-        await LoadDataAsync(); *@
+        await LoadDataAsync();
     }
 
     #endregion

src/Somnia.GuestLog/Enums/Services/ResultCode.cs

@@ -7,6 +7,7 @@ public enum ResultCode
     UnknownError,
     FailedValidation,
     NotFound,
+    FileStorageError,
 
     //Specific Codes
     GuestInStay,

src/Somnia.GuestLog/Resources/LanguageLocale.resx

@@ -195,6 +195,7 @@
   <data name="enum.ResultCode.UnknownError" xml:space="preserve"><value>Unknown Error</value></data>
   <data name="enum.ResultCode.FailedValidation" xml:space="preserve"><value>Failed entity validation</value></data>
   <data name="enum.ResultCode.NotFound" xml:space="preserve"><value>Not found</value></data>
+  <data name="enum.ResultCode.FileStorageError" xml:space="preserve"><value>File Storage Error</value></data>
   <!-- Specific codes -->
   <data name="enum.ResultCode.GuestInStay" xml:space="preserve"><value>Guest (ID: '{0}') is in a stay.</value></data>
   <data name="enum.ResultCode.GuestCurrentlyInStay" xml:space="preserve"><value>Guest (ID: '{0}') is already in one stay during the period: {1}</value></data>

src/Somnia.GuestLog/Services/Entity/IStayExportFileEntityService.cs

@@ -7,6 +7,12 @@ public interface IStayExportFileEntityService
     public Task<Result> CreateStayExportAsync(StayExportFileDTO dto);
     public Task<Result> UpdateStayExportAsync(StayExportFileDTO dto);
 
+    /// <summary>
+    /// Delete StayExport entry from DB.
+    /// Exported File won't be deleted from Storage.
+    /// </summary>
+    public Task<Result> DeleteStayExportAsync(StayExportFileDTO dto);
+
     public Task<StayExportFileDTO?> GetDtoByIdAsync(long id);
     //public Task<IEnumerable<StayExportFileDTO>> GetDtoListByFilterAsync(StayExportFileFilterDTO filter, int limit = 0);
     public Task<IEnumerable<StayExportFileDTO>> GetDtoListAsync(int limit = 0);

src/Somnia.GuestLog/Services/Entity/StayExportFileEntityService.cs

@@ -1,5 +1,6 @@
 using FluentValidation;
 using Microsoft.EntityFrameworkCore;
+using Somnia.GuestLog.Enums.Services;
 using Somnia.GuestLog.Infrastructure;
 using Somnia.GuestLog.Models;
 using Somnia.GuestLog.Models.DTOs;
@@ -59,6 +60,33 @@ public class StayExportFileEntityService(
         throw new NotImplementedException();
     }
 
+    public async Task<Result> DeleteStayExportAsync(StayExportFileDTO dto)
+    {
+        try
+        {
+            using var dbContext = contextFactory.CreateDbContext();
+
+            int deletedCount = await dbContext.StayExportFiles
+                .Where(e => e.Id == dto.Id)
+                .ExecuteDeleteAsync();
+
+            if (deletedCount == 0)
+            {
+                logger.LogWarning("StayExportFileService - DeleteStayExportAsync: Error deleting StayExport. Entity not found with ID: '{ID}'", dto.Id);
+                return Result.Fail(ResultCode.NotFound);
+            }
+
+            logger.LogInformation(
+                "StayExportFileService - DeleteStayExportAsync: StayExport deleted with Id: '{id}'.", dto.Id);
+            return Result.Ok();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "StayExportFileService - DeleteStayExportAsync: Error creating GuestDocument");
+            return Result.FailUnknownError();
+        }
+    }
+
 
     public async Task<StayExportFileDTO?> GetDtoByIdAsync(long id)
     {

src/Somnia.GuestLog/Services/StayExport/StayExportService.cs

@@ -160,13 +160,26 @@ public class StayExportService(
         return Result.Ok();
     }
 
-    public Task<Result> DeleteExportedFileAsync(StayExportFileDTO item)
+    public async Task<Result> DeleteExportedFileAsync(StayExportFileDTO item)
     {
-        throw new NotImplementedException();
+        //Try to delete existing file.
+        if (!string.IsNullOrEmpty(item.ExportedPath))
+        {
+            bool fileDeletedFromStore = await DeleteExportFileFromStoreAsync(item);
+            if (!fileDeletedFromStore)
+            {
+                return Result.Fail(ResultCode.FileStorageError);
+            }
+        }
 
-        //TODO:
+        //Delete entry from DB.
-        //  - Delete file from "Store" if exists.
+        Result deleteResult = await stayExportEntityService.DeleteStayExportAsync(item);
-        //  - Delete entry from DB.
+        if (!deleteResult.IsSuccess)
+        {
+            return Result.Fail(deleteResult.ResultCode);
+        }
+
+        return Result.Ok();
     }
 
 
@@ -194,6 +207,31 @@ public class StayExportService(
         throw new InvalidOperationException($"StayExportFile - Error getting stays using params: export type invalid: {exportParams.ExportType}");
     }
 
+    private async Task<bool> DeleteExportFileFromStoreAsync(StayExportFileDTO item)
+    {
+        Debug.Assert(!string.IsNullOrEmpty(item.ExportedPath));
+
+        try
+        {
+            IStore store = GetExportStore();
+            bool objectExist = await store.ObjectExists(item.ExportedPath);
+            if (!objectExist)
+            {
+                logger.LogWarning("StayExportService - File for item {id} not found in store! Skip delete!", item.Id);
+                return true;
+            }
+
+            await store.DeleteObject(item.ExportedPath);
+            logger.LogInformation("StayExportService - File for item {id} deleted from path {path}", item.Id, item.ExportedPath);
+            return true;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "StayExportService - Error deleting export file of item {id}", item.Id);
+            return false;
+        }
+    }
+
     private IStore GetExportStore()
     {
         string? storageConnString = config.ExportStorageConnectionString;