Allow customization of label class for fields & barcodes

config/labels.php

@@ -0,0 +1,5 @@
+<?php
+
+return [
+    'label_class' => \Rpungello\LaravelLabels\Models\Label::class,
+];

src/LabelServiceProvider.php

@@ -16,6 +16,7 @@ public function configurePackage(Package $package): void
          */
         $package
             ->name('laravel-label-printer')
+            ->hasConfigFile('labels')
             ->hasMigration('create_labels_table')
             ->hasMigration('create_label_fields_table')
             ->hasMigration('create_label_barcodes_table');

src/Models/LabelBarcode.php

@@ -38,6 +38,6 @@ class LabelBarcode extends Model
 
     public function label(): Relation
     {
-        return $this->belongsTo(Label::class);
+        return $this->belongsTo(config('labels.label_class'));
     }
 }

src/Models/LabelField.php

@@ -57,6 +57,6 @@ class LabelField extends Model
 
     public function label(): Relation
     {
-        return $this->belongsTo(Label::class);
+        return $this->belongsTo(config('labels.label_class'));
     }
 }

tests/ConfigTest.php

@@ -0,0 +1,43 @@
+<?php
+
+use Rpungello\LaravelLabels\Enums\BarcodeType;
+use Rpungello\LaravelLabels\Models\Label;
+use Rpungello\LaravelLabels\Models\LabelBarcode;
+use Rpungello\LaravelLabels\Models\LabelField;
+
+it('loads correct model classes', function () {
+    $template = Label::factory()->create([
+        'page_width' => 215.9,
+        'page_height' => 279.4,
+        'horizontal_margin' => 4.8,
+        'vertical_margin' => 12.7,
+        'label_width' => 66.7,
+        'label_height' => 25.4,
+        'horizontal_spacing' => 2.9,
+        'vertical_spacing' => 0,
+    ]);
+    $template->fields()->create([
+        'x_pos' => 0,
+        'y_pos' => 0,
+        'width' => 66.7,
+        'height' => 25.4,
+        'content' => '{value}',
+    ]);
+    $template->barcodes()->create([
+        'x_pos' => 0,
+        'y_pos' => 0,
+        'width' => 66.7,
+        'height' => 25.4,
+        'type' => BarcodeType::OneDimensional,
+        'symbology' => 'C128',
+        'content' => '{value}',
+    ]);
+
+    expect($template->fields)->toHaveCount(1)
+        ->and($template->fields[0])->toBeInstanceOf(LabelField::class)
+        ->and($template->fields[0]->label)->toBeInstanceOf(Label::class)
+        ->and($template->barcodes)->toHaveCount(1)
+        ->and($template->barcodes[0])->toBeInstanceOf(LabelBarcode::class)
+        ->and($template->barcodes[0]->label)->toBeInstanceOf(Label::class);
+
+});