Enabled console invoice generation

app/Models/Invoice.php

@@ -2,12 +2,24 @@
 
 namespace App\Models;
 
+use Carbon\Carbon;
 use Illuminate\Database\Eloquent\Model;
 
+use App\Traits\NextKey;
+use App\Traits\PushNew;
+
 class Invoice extends Model
 {
+	use NextKey,PushNew;
+	const RECORD_ID = 'invoice';
+	public $incrementing = FALSE;
+
 	protected $table = 'ab_invoice';
+	const CREATED_AT = 'date_orig';
+	const UPDATED_AT = 'date_last';
+
 	protected $dates = ['date_orig','due_date'];
+	public $dateFormat = 'U';
 
 	protected $appends = [
 		'date_due',
@@ -183,4 +195,23 @@ class Invoice extends Model
 			return $item->product_id == $po->id AND $item->service_id == $so->id;
 		})->filter()->sortBy('item_type');
 	}
+
+	/**
+	 * Automatically set our due_date at save time.
+	 *
+	 * @param array $options
+	 * @return bool
+	 */
+	public function save(array $options = []) {
+		// Automatically set the date_due attribute for new records.
+		if (! $this->exists AND ! $this->due_date) {
+			$this->due_date = $this->items->min('date_start');
+
+			// @todo This 7 days should be sysetm configurable
+			if (($x=Carbon::now()->addDay(7)) > $this->due_date)
+				$this->due_date = $x;
+		}
+
+		return parent::save($options);
+	}
 }