Updated import validation functionality

app/Filament/Imports/BlockImporter.php

@@ -3,10 +3,13 @@
 namespace App\Filament\Imports;
 
 use App\Models\Block;
+use App\Models\Plant;
+use Filament\Actions\Imports\Exceptions\RowImportFailedException;
 use Filament\Actions\Imports\ImportColumn;
 use Filament\Actions\Imports\Importer;
 use Filament\Actions\Imports\Models\Import;
 use Notification;
+use Str;
 
 class BlockImporter extends Importer
 {
@@ -33,15 +36,23 @@ class BlockImporter extends Importer
 
     public function resolveRecord(): ?Block
     {
-        $plant = \App\Models\Plant::where('name', $this->data['plant'])->first();
+        $warnMsg = [];
+        $plant = Plant::where('name', $this->data['plant'])->first();
         if (!$plant) {
-            return null;
+            $warnMsg[] = "Plant not found";
+            // $warnMsg[] = "Plant '" . $this->data['plant'] . "' not found";
+        }
+        if (Str::length($this->data['name']) < 0) {
+            $warnMsg[] = "Block name not found";
+        }
+
+        if (!empty($warnMsg)) {
+            throw new RowImportFailedException(implode(', ', $warnMsg));
         }
         return Block::updateOrCreate([
-                'name' => $this->data['name'],
+            'name' => $this->data['name'],
-                'plant_id' => $plant->id
+            'plant_id' => $plant->id
-            ]
+        ]);
-        );
         // return Block::firstOrNew([
         //     // Update existing records, matching them by `$this->data['column_name']`
         //     'email' => $this->data['email'],