<?php

namespace App\Services;

use App\Order;
use App\OrderCommodity;
use Carbon\Carbon;

Class OrderCommodityService
{
    public function syncOrderCommodities(&$orderHeaders)
    {
        /**
         * @var CommodityService $commodityService
         * @var OwnerService $ownerService
         */
        $commodityService = app('CommodityService');
        $ownerService = app('OwnerService');
        if(count($orderHeaders) == 0)return ;
        $order_nos = array_unique(data_get($orderHeaders,'*.orderno'));
        $commodities_map = [];$owners_id_maps = [];
        $owner_code_maps = (function()use(&$ownerService,&$orderHeaders,&$owners_id_maps){
            $customer_ids= array_unique(data_get($orderHeaders,'*.customerid'));
            $owners = $ownerService->getOwnerByCodes($customer_ids);
            $owner_code_maps = [];
            if(count($owners) == 0)return $owner_code_maps;
            foreach ($owners as $owner) {
                $owner_code_maps[$owner['code']]= $owner['id'];
                $owners_id_maps[$owner['id']] =  $owner['code'];
            }
            return $owner_code_maps;
        })();
        // 重组OrderDetails
        $orderDetails_map = (function()use(&$orderHeaders,&$owner_code_maps,&$commodities_map){
            $map = [];
            if(count($orderHeaders)==0)return $map;
            foreach ($orderHeaders as $orderHeader) {
                $Order_Details = $orderHeader->oracleDOCOrderDetails;
                $Order_Details->each(function($item)use(&$map,&$owner_code_maps,&$commodities_map){
                    if(!empty($item['customerid']) && !empty($item['sku'])){
                        $key = "owner_code_{$item['customerid']}_sku_{$item['sku']}";
                        $commodities_map[$key] =  ['owner_code'=>$item['customerid'],'sku'=>$item['sku']];
                    }
                    $key = "orderno_{$item['orderno']}_sku{$item['sku']}_each_{$item['qtyordered']}_location_{$item['location']}";
                    if(empty($map[$key]))$map[$key]=[];
                    $map[$key][] = [
                        'code' => $item['orderno'],
                        'sku' => $item['sku'],
                        'owner_id'=>$owner_code_maps[$item['customerid']],
                        'amount' => $item['qtyordered'],
                        'location' => $item['location']
                    ];
                });
            }
            return $map;
        })();
        $commodities = $commodityService->getCommoditiesByMap($commodities_map);
        $commodities_maps = (function()use($commodities,$owners_id_maps){
            $map = [];
            if(count($commodities) == 0)return $map;
            foreach ($commodities as $commodity) {
                $owner_code = $owners_id_maps[$commodity['owner_id']];
                $key ="owner_code_{$owner_code}_sku_{$commodity['sku']}";
                $map[$key] = $commodity;
            }
            return $map;
        })();
        $order_id_map = [];
        $orders_map = (function()use($order_nos,&$order_id_map){
            $map = [];
            if(count($order_nos)==0)return $map;
            $orders = Order::query()->whereIn('code',$order_nos)->get();
            $orders->each(function($item)use(&$map,&$order_id_map){
                $map[$item['code']] = ['id'=>  $item['id'], 'owner_id' =>  $item['owner_id']];
                $order_id_map[$item['id']] = ['code'=>  $item['code'], 'owner_id' =>  $item['owner_id']];
            });
            return $map;
        })();
        $orderCommodities = OrderCommodity::query()->with('commodity','order')->whereHas('order',function($query)use($order_nos){
            $query->whereIn('code',$order_nos);
        })->get();

        $orderCommodities_map = $this->regroupOrderCommodities($orderCommodities);              // 重组orderCommodities
        $inner_params = $this->filterInnerParams($orderDetails_map,$orderCommodities_map);
        $del_ids = $this->filterDeleteParams($orderDetails_map,$orderCommodities_map);
        if(count($inner_params)>0){
            $inner_arr = array_chunk($inner_params,4000);
            foreach ($inner_arr as $item) {
                $created_params = $this->createByInnerParams($item,$orders_map,$commodities_maps,$owners_id_maps);
                $this->insert($created_params);
            }
        }
        if(count($del_ids)>0){
            $orderCommodities = OrderCommodity::query()->whereIn('id',$del_ids)->get();
            $this->batchDelete($orderCommodities);
        }
    }

    private function regroupOrderCommodities(&$orderCommodities)
    {
        $map = [];
        if(count($orderCommodities)==0)return $map;
        foreach ($orderCommodities as $orderCommodity) {
            $key = "orderno_{$orderCommodity['order']['code']}_sku{$orderCommodity['commodity']['sku']}_each_{$orderCommodity['amount']}_location_{$orderCommodity['location']}";
            if(empty($map[$key]))$map[$key] =[];
            $map[$key][] = [
                'id' =>$orderCommodity['id'],
                'code' => $orderCommodity['order']['orderno'],
                'sku' => $orderCommodity['commodity']['sku'],
                'owner_id' => $orderCommodity['order']['owner_id'],
                'amount' => $orderCommodity['amount'],
                'location' => $orderCommodity['location'] ?? ''
            ];
        }
        return $map;
    }

    private function filterInnerParams(&$orderDetails_map,&$orderCommodities_map)
    {
        $inner_params = [];
        if(count($orderDetails_map) == 0)return $inner_params;
        foreach ($orderDetails_map as $key=>&$map) {
            if(empty($orderCommodities_map[$key])){
                foreach ($map as &$item) {
                    $inner_params[] = $item;
                }
            }elseif(count($map)>count($orderCommodities_map[$key])){
                foreach ($map as &$obj) {
                    if($orderCommodities_map[$key]>0)array_shift($orderCommodities_map[$key]);
                    elseif($orderCommodities_map[$key]==0)$inner_params[] = $obj;
                }
            } elseif(count($map)==count($orderCommodities_map[$key]))continue;
            unset($orderDetails_map[$key]);
            $map = null;
        }
        return $inner_params;
    }
    private function filterDeleteParams(&$orderDetails_map,&$orderCommodities_map)
    {
        $del_ids = [];
        if(count($orderDetails_map) == 0)return $del_ids;
        foreach ($orderCommodities_map as $key=>$map) {
            if(empty($orderDetails_map[$key])){
                foreach ($map as &$item) {
                    $del_ids[] = $item['id'];
                }
            }elseif(count($map)>count($orderDetails_map[$key])){
                foreach ($map as $key1=>&$obj) {
                    if(count($orderDetails_map[$key]) == 0){
                        $del_ids [] = $obj['id'];
                        unset($map[$key1]);
                    } else{
                        array_shift($orderDetails_map[$key]);
                    }
                }
            }
        }
        return $del_ids;
    }

    private function createByInnerParams(&$inner_params,&$orders_map,&$commodities_maps,&$owner_id_maps)
    {
        $created_params = [];
        if(count($inner_params) == 0)return $created_params;
        $data = Carbon::now();
        foreach ($inner_params as &$item) {
            $order = $orders_map[$item['code']] ?? false;
            if(!$order)continue;
            $owner_code = $owner_id_maps[$item['owner_id']];
            $key = "owner_code_{$owner_code}_sku_{$item['sku']}";
            $commodity = $commodities_maps[$key];
            $created_params[] = [
                'order_id' =>$order['id'],
                'commodity_id' =>$commodity['id'],
                'amount' =>$item['amount'],
                'location' =>$item['location'],
                'created_at' =>$data,
                'updated_at' => $data
            ];
        }
        return $created_params;
    }

    public function batchDelete($orderCommodities)
    {
        if(count($orderCommodities) == 0)return true;
        try {
            $bool =  OrderCommodity::destroy(data_get($orderCommodities, '*.id'));
            if($bool)app('LogService')->log(__METHOD__,__FUNCTION__,'批量删除 OrderCommodities'.' || '.count($orderCommodities).' || '.json_encode($orderCommodities));
            else app('LogService')->log(__METHOD__,__FUNCTION__,'批量删除 OrderCommodities FAULT'.' || '.count($orderCommodities).' || '.json_encode($orderCommodities).' || ');
            return $bool;
        } catch (\Exception $e) {
            app('LogService')->log(__METHOD__,__FUNCTION__,'批量删除 OrderCommodities ERROR'.' || '.count($orderCommodities).' || '.json_encode($orderCommodities).' || '.json_encode($e->getMessage()).' || '.json_encode($e->getTraceAsString()));
            return false;
        }
    }

    public function insert($innerParams){
        if(!$innerParams)return false;
        if(count($innerParams)==0)return false;
        try {
            $bool = OrderCommodity::query()->insert($innerParams);
            if ($bool) app('LogService')->log(__METHOD__, __FUNCTION__, '批量添加 OrderCommodities SUCCESS' . ' || ' . count($innerParams) . ' || ' . json_encode($innerParams));
            else app('LogService')->log(__METHOD__, __FUNCTION__, '批量添加 OrderCommodities FAULT' . ' || ' . count($innerParams) . ' || ' . json_encode($innerParams));
            return $bool;
        } catch (\Exception $e) {
            app('LogService')->log(__METHOD__, __FUNCTION__, '批量添加 OrderCommodities ERROR'. ' || ' . count($innerParams) . ' || ' . json_encode($innerParams).' || '.json_encode($e->getMessage()).' || '.json_encode($e->getTraceAsString()));
            return false;
        }
    }
}