codeeu · bernardhanna · Feb 5, 2026 · Feb 5, 2026 · Feb 5, 2026
diff --git a/app/Http/Controllers/BulkEventUploadController.php b/app/Http/Controllers/BulkEventUploadController.php
@@ -30,13 +30,17 @@ public function index(Request $request): View
         $validationPassed = $request->session()->get(self::SESSION_VALIDATION_PASSED, false);
         $filePath = $request->session()->get(self::SESSION_FILE_PATH);
         $tempDisk = config('filesystems.bulk_upload_temp_disk', 'local');
-        $importPayload = '';
-        if ($validationPassed && $filePath) {
-            $importPayload = Crypt::encryptString(json_encode([
-                'path' => $filePath,
-                'default_creator_email' => $request->session()->get(self::SESSION_DEFAULT_CREATOR),
-                'disk' => $tempDisk,
-            ]));
+        $importPayload = $request->session()->get('bulk_upload_import_payload');
+        if ($importPayload === null || $importPayload === '') {
+            if ($validationPassed && $filePath) {
+                $importPayload = Crypt::encryptString(json_encode([
+                    'path' => $filePath,
+                    'default_creator_email' => $request->session()->get(self::SESSION_DEFAULT_CREATOR),
+                    'disk' => $tempDisk,
+                ]));
+            } else {
+                $importPayload = '';
+            }
         }
 
         return view('admin.bulk-upload.index', [
@@ -125,8 +129,60 @@ function ($attribute, $value, $fail) {
         $request->session()->put(self::SESSION_VALIDATION_PASSED, true);
         $request->session()->forget(self::SESSION_VALIDATION_MISSING);
 
-        return redirect()->route('admin.bulk-upload.index')
-            ->with('success', 'File uploaded. All required columns are present. Click Import to run the import.');
+        $defaultCreatorEmail = $validated['default_creator_email'] ?? null;
+        $importPayload = Crypt::encryptString(json_encode([
+            'path' => $path,
+            'default_creator_email' => $defaultCreatorEmail,
+            'disk' => $tempDisk,
+        ]));
+
+        $result = new BulkEventImportResult;
+        $import = new GenericEventsImport($defaultCreatorEmail, $result, true);
+        Excel::import($import, $path, $tempDisk);
+
+        $rowStatuses = [];
+        foreach ($result->valid as $row => $_) {
+            $rowStatuses[$row] = ['row' => $row, 'valid' => true];
+        }
+        foreach ($result->failures as $row => $reason) {
+            $rowStatuses[$row] = ['row' => $row, 'valid' => false, 'message' => $reason];
+        }
+        ksort($rowStatuses);
+
+        return redirect()->route('admin.bulk-upload.preview')
+            ->with('bulk_upload_import_payload', $importPayload)
+            ->with('bulk_upload_row_statuses', array_values($rowStatuses));
+    }
+
+    /**
+     * Show validation preview: row-by-row green/red status. Payload from flash or session.
+     */
+    public function preview(Request $request): View|RedirectResponse
+    {
+        $importPayload = $request->session()->get('bulk_upload_import_payload');
+        $rowStatuses = $request->session()->get('bulk_upload_row_statuses', []);
+
+        if ($importPayload === null || $importPayload === '') {
+            $filePath = $request->session()->get(self::SESSION_FILE_PATH);
+            $tempDisk = config('filesystems.bulk_upload_temp_disk', 'local');
+            if ($filePath) {
+                $importPayload = Crypt::encryptString(json_encode([
+                    'path' => $filePath,
+                    'default_creator_email' => $request->session()->get(self::SESSION_DEFAULT_CREATOR),
+                    'disk' => $tempDisk,
+                ]));
+            }
+        }
+
+        if ($importPayload === null || $importPayload === '') {
+            return redirect()->route('admin.bulk-upload.index')
+                ->withErrors(['import' => 'No validated file found. Please upload and validate a file first.']);
+        }
+
+        return view('admin.bulk-upload.preview', [
+            'import_payload' => $importPayload,
+            'row_statuses' => $rowStatuses,
+        ]);
     }
 
     /**

diff --git a/app/Imports/GenericEventsImport.php b/app/Imports/GenericEventsImport.php
@@ -22,13 +22,16 @@ class GenericEventsImport extends BaseEventsImport implements ToModel, WithCusto
 
     protected ?BulkEventImportResult $result = null;
 
+    protected bool $previewMode = false;
+
     /** Current Excel row number (2 = first data row after header). */
     protected int $currentRow = 2;
 
-    public function __construct(?string $defaultCreatorEmail = null, ?BulkEventImportResult $result = null)
+    public function __construct(?string $defaultCreatorEmail = null, ?BulkEventImportResult $result = null, bool $previewMode = false)
     {
         $this->defaultCreatorEmail = $defaultCreatorEmail ? trim($defaultCreatorEmail) : null;
         $this->result = $result;
+        $this->previewMode = $previewMode;
     }
 
     /**
@@ -311,6 +314,13 @@ public function model(array $row): ?Model
             $attrs['contact_person'] = trim($row['contact_email']);
         }
 
+        // Preview mode: record row as valid and skip persistence
+        if ($this->previewMode && $this->result) {
+            $this->result->addValid($rowIndex);
+
+            return null;
+        }
+
         // 8) duplicate check: find existing by title + start_date + country_iso + organizer; if found, update instead of create
         $existing = Event::where('title', $attrs['title'])
             ->where('start_date', $attrs['start_date'])

diff --git a/app/Services/BulkEventImportResult.php b/app/Services/BulkEventImportResult.php
@@ -12,11 +12,19 @@ class BulkEventImportResult
     /** @var array<int, array{id: int, title: string, url: string}> Created events for report links */
     public array $created = [];
 
+    /** @var array<int, true> Row index (1-based) => valid (for preview) */
+    public array $valid = [];
+
     public function addFailure(int $rowIndex, string $reason): void
     {
         $this->failures[$rowIndex] = $reason;
     }
 
+    public function addValid(int $rowIndex): void
+    {
+        $this->valid[$rowIndex] = true;
+    }
+
     public function addCreated(Event $event): void
     {
         $this->created[] = [

diff --git a/resources/views/admin/bulk-upload/index.blade.php b/resources/views/admin/bulk-upload/index.blade.php
@@ -52,7 +52,7 @@ class="w-full max-w-md px-3 py-2 border rounded"
                             <div class="flex flex-wrap items-center gap-2 mb-1">
                                 <label for="bulk-upload-file" class="font-medium">Excel / CSV file <span class="text-red-600">*</span></label>
                                 <input type="file" name="file" id="bulk-upload-file" accept=".csv,.xlsx,.xls" required
-                                       class="text-sm file:mr-2 file:py-2 file:px-4 file:rounded-full file:border-0 file:font-semibold file:bg-gray-200 file:text-gray-700 hover:file:bg-gray-300 file:cursor-pointer cursor-pointer" aria-required="true">
+                                       class="text-sm file:mr-2 file:py-2 file:px-4 file:rounded-full file:border-0 file:font-semibold file:bg-primary file:text-white hover:file:opacity-90 file:cursor-pointer cursor-pointer" aria-required="true">
                                 <span id="bulk-upload-file-name" class="text-sm text-gray-600 italic">No file chosen</span>
                                 <span id="bulk-upload-file-attached" class="hidden text-sm font-medium text-green-700 bg-green-100 px-2 py-0.5 rounded">Attached</span>
                             </div>
@@ -91,7 +91,7 @@ class="text-sm file:mr-2 file:py-2 file:px-4 file:rounded-full file:border-0 fil
                         form.addEventListener('submit', function () {
                             if (!fileInput.files || fileInput.files.length === 0) return;
                             btn.disabled = true;
-                            btn.textContent = 'Uploading…';
+                            btn.textContent = 'Validating…';
                         });
                     })();
                 </script>

diff --git a/resources/views/admin/bulk-upload/preview.blade.php b/resources/views/admin/bulk-upload/preview.blade.php
@@ -0,0 +1,73 @@
+@extends('layout.base')
+
+@section('content')
+    <section id="codeweek-bulk-upload-preview-page" class="codeweek-page">
+        <section class="codeweek-content-header" style="display: flex; justify-content: space-between; align-items: center;">
+            <h1>Bulk Event Upload – validation preview</h1>
+            <a href="{{ route('admin.bulk-upload.index') }}" class="px-4 py-2 bg-gray-200 rounded hover:bg-gray-300">Upload another file</a>
+        </section>
+
+        <section class="codeweek-content-wrapper">
+            <p class="mb-4">Rows below show validation results: <span class="bg-trans-success text-green-800 px-1 rounded">green</span> = valid, <span class="bg-trans-danger text-red-800 px-1 rounded">red</span> = problem. You can still run the import; invalid rows will be skipped. Click <strong>Import</strong> to run the import.</p>
+
+            @if ($errors->any())
+                <div class="mb-4 p-4 rounded bg-red-50 border border-red-200">
+                    <ul class="list-disc list-inside text-red-700">
+                        @foreach ($errors->all() as $error)
+                            <li>{{ $error }}</li>
+                        @endforeach
+                    </ul>
+                </div>
+            @endif
+
+            <div class="overflow-x-auto mb-6">
+                <table class="w-full border-collapse border border-gray-300">
+                    <thead>
+                        <tr class="bg-gray-100">
+                            <th class="border border-gray-300 px-3 py-2 text-left">Row</th>
+                            <th class="border border-gray-300 px-3 py-2 text-left">Status</th>
+                            <th class="border border-gray-300 px-3 py-2 text-left">Details</th>
+                        </tr>
+                    </thead>
+                    <tbody>
+                        @forelse ($row_statuses as $item)
+                            <tr class="{{ $item['valid'] ? 'bg-trans-success' : 'bg-trans-danger' }}">
+                                <td class="border border-gray-300 px-3 py-2 font-medium">{{ $item['row'] }}</td>
+                                <td class="border border-gray-300 px-3 py-2">
+                                    @if ($item['valid'])
+                                        <span class="text-green-800 font-medium">Valid</span>
+                                    @else
+                                        <span class="text-red-800 font-medium">Problem</span>
+                                    @endif
+                                </td>
+                                <td class="border border-gray-300 px-3 py-2 {{ $item['valid'] ? 'text-green-700' : 'text-red-700' }}">
+                                    @if ($item['valid'])
+                                        —
+                                    @else
+                                        {{ $item['message'] ?? 'Validation failed' }}
+                                    @endif
+                                </td>
+                            </tr>
+                        @empty
+                            <tr>
+                                <td colspan="3" class="border border-gray-300 px-3 py-4 text-gray-500 text-center">No data rows to show.</td>
+                            </tr>
+                        @endforelse
+                    </tbody>
+                </table>
+            </div>
+
+            <form method="POST" action="{{ route('admin.bulk-upload.import') }}" class="inline" id="bulk-upload-import-form">
+                @csrf
+                <input type="hidden" name="import_payload" value="{{ $import_payload ?? '' }}">
+                <button type="submit" id="bulk-upload-import-btn" class="bg-primary cursor-pointer px-6 py-3 rounded-full font-semibold text-white hover:opacity-90 duration-300">Import</button>
+            </form>
+            <script>
+                document.getElementById('bulk-upload-import-form').addEventListener('submit', function () {
+                    var btn = document.getElementById('bulk-upload-import-btn');
+                    if (btn) { btn.disabled = true; btn.textContent = 'Importing…'; }
+                });
+            </script>
+        </section>
+    </section>
+@endsection
diff --git a/routes/web.php b/routes/web.php
@@ -73,6 +73,7 @@
 Route::middleware(['auth', 'role:super admin'])->group(function () {
     Route::get('/admin/bulk-upload', [BulkEventUploadController::class, 'index'])->name('admin.bulk-upload.index');
     Route::post('/admin/bulk-upload/validate', [BulkEventUploadController::class, 'validateUpload'])->name('admin.bulk-upload.validate');
+    Route::get('/admin/bulk-upload/preview', [BulkEventUploadController::class, 'preview'])->name('admin.bulk-upload.preview');
     Route::post('/admin/bulk-upload/import', [BulkEventUploadController::class, 'import'])->name('admin.bulk-upload.import');
     Route::get('/admin/bulk-upload/import', fn () => redirect()->route('admin.bulk-upload.index'))->name('admin.bulk-upload.import.get');
     Route::get('/admin/bulk-upload/report', [BulkEventUploadController::class, 'report'])->name('admin.bulk-upload.report');