Generate bulk purchase order

app/Models/Group.php

@@ -3,15 +3,28 @@
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
+use App\Classes\General\Interfaces\Documentable;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\MorphMany;
+use Staudenmeir\EloquentHasManyDeep\HasRelationships;
 
-class Group extends Model
+class Group extends Model implements Documentable
 {
+    use HasRelationships;
+
 	public function transactions()
     {
         return $this->belongsToMany(Transaction::class, GroupTransaction::class);
     }
 
+    /**
+     * @return MorphMany
+     */
+    public function documents(): morphMany
+    {
+        return $this->morphMany(Document::class, 'owner');
+    }
+
     /**
      * @return BelongsTo
      */