Added validation logic in process order importer

app/Filament/Imports/ProcessOrderImporter.php

@@ -2,10 +2,15 @@
 
 namespace App\Filament\Imports;
 
+use App\Models\Item;
+use App\Models\Plant;
 use App\Models\ProcessOrder;
+use App\Models\User;
 use Filament\Actions\Imports\ImportColumn;
 use Filament\Actions\Imports\Importer;
 use Filament\Actions\Imports\Models\Import;
+use Str;
+use Filament\Actions\Imports\Exceptions\RowImportFailedException;
 
 class ProcessOrderImporter extends Importer
 {
@@ -58,12 +63,42 @@ class ProcessOrderImporter extends Importer
 
     public function resolveRecord(): ?ProcessOrder
     {
-        // return ProcessOrder::firstOrNew([
-        //     // Update existing records, matching them by `$this->data['column_name']`
-        //     'email' => $this->data['email'],
-        // ]);
+        $warnMsg = [];
+        $plant = Plant::where('name', $this->data['plant'])->first();
+        $itemCode = Item::where('code', $this->data['item'])->first();
+        $iCode = trim($this->data['item']);
 
-        return new ProcessOrder();
+        if (!$plant) {
+            $warnMsg[] = "Plant not found";
+        }
+        else if (Str::length($iCode) < 6 || !ctype_alnum($iCode)) {
+            $warnMsg[] = "Invalid item code found";
+        }
+        else if(!$itemCode)
+        {
+            $warnMsg[] = "Item Code not found";
+        }
+
+        $user = User::where('name', $this->data['created_by'])->first();
+        if (!$user) {
+            $warnMsg[] = "User not found";
+        }
+
+         if (!empty($warnMsg)) {
+            throw new RowImportFailedException(implode(', ', $warnMsg));
+        }
+
+         return ProcessOrder::create([
+            'plant_id'          => $plant->id,
+            'item_id'           => $itemCode->id,
+            'process_order'     => trim($this->data['process_order']),
+            'coil_number'       => $this->data['coil_number'] ?? null,
+            'order_quantity'    => $this->data['order_quantity'],
+            'received_quantity' => trim($this->data['received_quantity']),
+            'created_by'        => $user->name,
+        ]);
+
+        //return new ProcessOrder();
     }
 
     public static function getCompletedNotificationBody(Import $import): string