Add plant code column to UserExporter and implement plant validation in UserImporter

app/Filament/Imports/UserImporter.php

@@ -2,6 +2,7 @@
 
 namespace App\Filament\Imports;
 
+use App\Models\Plant;
 use App\Models\User;
 use Filament\Actions\Imports\Exceptions\RowImportFailedException;
 use Filament\Actions\Imports\ImportColumn;
@@ -17,6 +18,12 @@ class UserImporter extends Importer
     public static function getColumns(): array
     {
         return [
+            ImportColumn::make('plant')
+                ->requiredMapping()
+                ->exampleHeader('Plant Code')
+                ->example('1000')
+                ->label('PLANT CODE')
+                ->relationship(resolveUsing: 'code'),
             ImportColumn::make('name')
                 ->requiredMapping()
                 ->exampleHeader('Name')
@@ -25,9 +32,9 @@ class UserImporter extends Importer
                 ->rules(['required']),//, 'max:255'
             ImportColumn::make('email')
                 ->requiredMapping()
-                ->exampleHeader('E-mail')
+                ->exampleHeader('E-Mail')
                 ->example('RAW00001@cripumps.com')
-                ->label('E-mail')
+                ->label('E-Mail')
                 ->rules(['required', 'email']),//, 'max:255'
             ImportColumn::make('password')
                 ->requiredMapping()
@@ -47,6 +54,22 @@ class UserImporter extends Importer
     public function resolveRecord(): ?User
     {
         $warnMsg = [];
+        $plant = null;
+        if (Str::length($this->data['plant']) > 0) {
+            if (Str::length($this->data['plant']) < 4 || !is_numeric($this->data['plant'] || !preg_match('/^[1-9]\d{3,}$/', $this->data['plant']))) {
+                $warnMsg[] = "Invalid plant code found!";
+            }
+            else {
+                $plant = Plant::where('code', $this->data['plant'])->first();
+                if (!$plant) {
+                    $warnMsg[] = "Plant not found";
+                }
+                else {
+                    $plant = $plant->id ?? null;
+                }
+            }
+        }
+
         if (Str::length($this->data['name']) < 1) {
             $warnMsg[] = "User name not found!";
         }
@@ -85,6 +108,7 @@ class UserImporter extends Importer
         [
             'name' => $this->data['name'],
             'password' => $this->data['password'],
+            'plant_id' => $plant,
         ]);
 
         // Assign roles