<?php
namespace App\Services;

use stdClass;
use App\Models\ShoppingOrder;

class ShopApiOrderCart
{

    public $shipping;
    public $shipping_net;
    public $shipping_tax;
    public $points;
    public $points_total; //check
    public $price_total_net;
    public $price_total;
    public $tax_total;
    public $tax_split;
    public $qty_total;
    public $orders = [];

    public $shop_items = [];

    public function __construct()
    {
            $this->shipping = 0;
            $this->shipping_net = 0;
            $this->shipping_tax = 0;
            $this->points_total = 0;
            $this->price_total_net = 0;
            $this->price_total = 0;    
            $this->tax_total = 0;       
            $this->tax_split = [];    
            $this->qty_total = 0;    

            $this->shop_items = [];

    }

    public function add(ShoppingOrder $shopping_order){

        $order = new stdClass();
        $order->order_id = $shopping_order->id;
        $order->wp_order_number = $shopping_order->shopping_user->wp_order_number;
        $order->billing_address = $this->setOrderAdress('billing', $shopping_order->shopping_user);
        $order->shipping_address = $this->setOrderAdress('shipping', $shopping_order->shopping_user);
        $order->shopping_order = $shopping_order;

        $this->shipping += $shopping_order->shipping;
        $this->shipping_net += $shopping_order->shipping_net;

        foreach ($shopping_order->shopping_order_items as $item){

            $tax_rate = intval($item->product->tax);
            $user_price_net = $this->calcuPriceWith($item->price, $tax_rate, $item->discount);
            $user_price_net_qty = round($user_price_net * $item->qty, 2);
            $user_tax = $this->calcuTaxWith($user_price_net, $tax_rate);
            $user_tax_qty = round($user_tax * $item->qty, 2);
            
            $shop_item_id = $item->product->id.'-'.$item->price;
            //set to item 
            if(isset($this->shop_items[$shop_item_id])){
                $shop_item = $this->shop_items[$shop_item_id];
                $shop_item->user_price_total_net += $user_price_net_qty;
                $shop_item->user_tax_total += $user_tax_qty;
                $shop_item->points_total += ($item->points * $item->qty);
                $shop_item->qty += $item->qty;
            }else{
                $shop_item = new stdClass();
                    $shop_item->pid = $item->product->id;

                    $shop_item->article = $item->product->wp_number;
                    $shop_item->number = $item->product->number;
                    $shop_item->name = $item->product->name;
                    $shop_item->qty = $item->qty;

                    $shop_item->tax_rate = $tax_rate;
                    $shop_item->points = $item->points;
                    $shop_item->user_price_net = $user_price_net;
                    $shop_item->user_price_total_net = $user_price_net_qty;
                    $shop_item->user_tax = $user_tax;
                    $shop_item->user_tax_total = $user_tax_qty;
                    $shop_item->points_total = ($item->points * $item->qty);
            }

              //only for tax split / tax and price on calculate function
             
              $tax = isset($this->tax_split[$tax_rate]) ? $this->tax_split[$tax_rate] : 0;
              $tax += $user_tax_qty;
              $this->tax_split[$tax_rate] = $tax;
              $this->tax_total += $user_tax_qty;

              $this->price_total_net += $user_price_net_qty;
              $this->points_total += ($item->points * $item->qty);
              $this->qty_total += $item->qty; 

            $this->shop_items[$shop_item_id] = $shop_item;
        }
        $this->orders[] = $order;
    }

    public function calculate(){
    
        $this->shipping_tax = round($this->shipping - $this->shipping_net, 2);
        $this->tax_total += $this->shipping_tax;
        //add shipping tax to split
        $tax = isset($this->tax_split[config('app.shipping_tax')]) ? $this->tax_split[config('app.shipping_tax')] : 0;
        $tax += $this->shipping_tax;
        $this->tax_split[config('app.shipping_tax')] = $tax;

        $this->price_total_net += $this->shipping_net;
        $this->price_total = round($this->tax_total + $this->price_total_net, 2);

                      //$this->price_total += round($user_price * $item->qty, 2);    

    
    }

    public function store(){
        //TODO
    }

    //price brutto calu with
    private function calcuPriceWith($price, $tax_rate = null, $discount = null){
        $tax_dec = ($tax_rate  + 100) / 100;
        $price / $tax_dec;
        $margin = (($discount -100)*-1) / 100;
        $price = $price * $margin;
        return round($price, 2);
    }

    private function calcuTaxWith($price, $tax_rate = null){
        $tax_dec = ($tax_rate  + 100) / 100;
        $tax = ($price * $tax_dec) - $price;
        return round($tax, 2);
    }
    
    private function setOrderAdress($from, $shopping_user){
        $ret = "";
        if($from === 'billing'){
            $ret .= $shopping_user->billing_company ? 'Firma: '.$shopping_user->billing_company.' | ' : '';
            $ret .= \App\Services\HTMLHelper::getSalutationLang($shopping_user->billing_salutation).' ';
            $ret .= $shopping_user->billing_firstname.' ';
            $ret .= $shopping_user->billing_lastname.' | ';
            $ret .= $shopping_user->billing_address.' | ';
            $ret .= $shopping_user->billing_zipcode.' ';
            $ret .= $shopping_user->billing_city.' | ';
            $ret .= $shopping_user->billing_country->getLocated().' | ';
            $ret .= $shopping_user->billing_email;

        }
        if($from === 'shipping'){
            if($shopping_user->same_as_billing == 1){
                return 'Lieferadresse ist gleich Rechnungsadresse';
            }
            $ret .= $shopping_user->shipping_company ? 'Firma: '.$shopping_user->shipping_company.' | ' : '';
            $ret .= \App\Services\HTMLHelper::getSalutationLang($shopping_user->shipping_salutation).' ';
            $ret .= $shopping_user->shipping_firstname.' ';
            $ret .= $shopping_user->shipping_lastname.' | ';
            $ret .= $shopping_user->shipping_address.' | ';
            $ret .= $shopping_user->shipping_zipcode.' ';
            $ret .= $shopping_user->shipping_city.' | ';
            $ret .= $shopping_user->shipping_country->getLocated().' | ';

        }
        return $ret;
    }

    
    public function getTotalTax()
    {
       return $this->tax_total;      
    }

    public function getTotalPriceNetto()
    {
        return $this->price_total_net;      
    }

    public function getTotalPrice()
    {
        return $this->price_total;      
    }


    public function getTaxSplit()
    {
        return 0;
    }
}