<?php
namespace App\Services;

use App\Services\Util;
use App\Models\Setting;
use App\Models\ShoppingOrder;

class Invoice
{

    public static function getInvoiceNumber(){
        return (int) Setting::getContentBySlug('invoice-number');
    }

    public static function makeNextInvoiceNumber(){
        $invoice_number = self::getInvoiceNumber();
        $invoice_number = $invoice_number+1;
        Setting::setContentBySlug('invoice-number', $invoice_number, 'int');
        return $invoice_number;
    }

    public static function createInvoiceNumber($invoice_number, $invoice_date){
        $prefix = \Carbon::parse($invoice_date)->format('Ym');
        return $prefix.$invoice_number;
    }

    public static function getInvoiceStorageDir($invoice_date){
        return "/invoice/".\Carbon::parse($invoice_date)->format('Y/m/');
    }

    public static function makeInvoiceFilename($invoice_number){
     
        return "Rechnung-".$invoice_number.".pdf";
    }

    public static function isInvoice(ShoppingOrder $shopping_order){
        return isset($shopping_order->invoice['filename']) ? true : false;
    }

    public static function getFilename(ShoppingOrder $shopping_order){
        return isset($shopping_order->invoice['filename']) ? $shopping_order->invoice['filename'] : false;
    }

    public static function getDir(ShoppingOrder $shopping_order){
        return isset($shopping_order->invoice['dir']) ? $shopping_order->invoice['dir'] : false;
    }

    public static function getDownloadURL(ShoppingOrder $shopping_order, $do = false){
        return route('storage_file', [$shopping_order->id, 'cms_download_file', $do]);
    }

    public static function getDownloadPath(ShoppingOrder $shopping_order, $full = false){
        $dir = self::getDir($shopping_order);
        $filename = self::getFilename($shopping_order);
        if(!$full){
            return $dir.$filename;
        }
        return \Storage::disk('public')->path($dir.$filename);
    }
}