Enabled console invoice generation

app/Traits/PushNew.php

@@ -0,0 +1,37 @@
+<?php
+
+/**
+ * Enables a pushnew() method, similar to push() but when all relationships are new records
+ *
+ * Base on Model::push()
+ */
+namespace App\Traits;
+
+use Illuminate\Database\Eloquent\Collection;
+
+trait PushNew
+{
+	public function pushNew() {
+		if (! $this->save()) {
+			return false;
+		}
+
+		// To sync all of the relationships to the database, we will simply spin through
+		// the relationships and save each model via this "pushNew" method, which allows
+		// us to recurse into all of these nested relations for the model instance.
+		foreach ($this->relations as $models) {
+			$models = $models instanceof Collection
+				? $models->all() : [$models];
+
+			foreach (array_filter($models) as $model) {
+				$model->setAttribute($this->getForeignKey(),$this->{$this->getKeyName()});
+
+				if (! $model->pushNew()) {
+					return false;
+				}
+			}
+		}
+
+		return true;
+	}
+}