From e8681834f256eee6c72e63284da6313fc7c31d43 Mon Sep 17 00:00:00 2001
From: Suphonchai Phoonsawat <suphonchai.ph@gmail.com>
Date: Tue, 19 May 2026 16:53:27 +0700
Subject: [PATCH] fix again

---
 Services/ImportBackgroundService.cs | 32 +++++++++++++----------------
 1 file changed, 14 insertions(+), 18 deletions(-)

diff --git a/Services/ImportBackgroundService.cs b/Services/ImportBackgroundService.cs
index 350c5cd..acf058f 100644
--- a/Services/ImportBackgroundService.cs
+++ b/Services/ImportBackgroundService.cs
@@ -583,10 +583,8 @@ public class ImportBackgroundService : BackgroundService
         // Clear tracker to avoid stale references after BulkDelete (which bypasses EF tracking)
         _context.ChangeTracker.Clear();
 
-        // Add history record using Attach stub for navigation (no explicit FK property on model)
-        var importStub = new RecruitImport { Id = rec_import_id };
-        _context.Attach(importStub);
-        _context.RecruitImportHistories.Add(new RecruitImportHistory
+        // Add history record — set FK shadow property directly to avoid Attach side-effects
+        var historyEntry = _context.RecruitImportHistories.Add(new RecruitImportHistory
         {
             Description = "นำเข้าข้อมูลผลคะแนนสอบ",
             CreatedAt = DateTime.Now,
@@ -595,24 +593,22 @@ public class ImportBackgroundService : BackgroundService
             LastUpdatedAt = DateTime.Now,
             LastUpdateUserId = job.UserId ?? "",
             LastUpdateFullName = job.FullName ?? "System Administrator",
-            RecruitImport = importStub,
         });
+        historyEntry.Property("RecruitImportId").CurrentValue = rec_import_id;
 
         // get doc from minio
         var doc = await _minioService.UploadFileAsync(new DummyFormFile(job.ImportFile));
-        var imported = new ScoreImport
-        {
-            Year = rec_import_year,
-            RecruitImportId = rec_import_id,
-            ImportFile = doc,
-            CreatedAt = DateTime.Now,
-            CreatedUserId = job.UserId ?? "",
-            CreatedFullName = job.FullName ?? "System Administrator",
-            LastUpdatedAt = DateTime.Now,
-            LastUpdateUserId = job.UserId ?? "",
-            LastUpdateFullName = job.FullName ?? "System Administrator",
-            Scores = new List<RecruitScore>()
-        };
+        var imported = new ScoreImport();
+        imported.Year = rec_import_year;
+        imported.RecruitImportId = rec_import_id;
+        imported.ImportFile = doc;
+        imported.CreatedAt = DateTime.Now;
+        imported.CreatedUserId = job.UserId ?? "";
+        imported.CreatedFullName = job.FullName ?? "System Administrator";
+        imported.LastUpdatedAt = DateTime.Now;
+        imported.LastUpdateUserId = job.UserId ?? "";
+        imported.LastUpdateFullName = job.FullName ?? "System Administrator";
+        imported.Scores = new List<RecruitScore>();
 
         // Save ScoreImport parent first to get its Id
         _context.ScoreImports.Add(imported);