<?php

namespace app\common\service;

use app\common\model\StockOrderAccounts;
use app\common\model\StockOrderItemOptions;
use app\common\model\StockOrderItems;
use app\common\validate\StockOrdersValidate;
use app\common\traits\crud\CrudServiceTrait;
use app\common\model\StockOrders;
use app\common\model\SysCurrency;
use support\Request;
use app\common\model\User;
use support\exception\BusinessException;
use support\Db;

class StockOrdersService
{

    use CrudServiceTrait;

    /**
     * 指定当前要操作的模型
     */
    protected string $modelClass = StockOrders::class;

    /**
     * 验证器
     */
    protected $validator = StockOrdersValidate::class;

    /**
     * 获取验证器
     */
    public function getValidator()
    {
        return  new $this->validator;
    }


    protected function buildQueryConfig(Request $request, string $scene = 'index'): array
    {
        $p = $request->all();
        
        $config = [];
        $config['model'] = $this->modelClass;
        switch ($scene) {
            case 'index':

                // ====== ====== 筛选 ====== ====== 
                // 业务id
                if (isset($p['salesperson_id']) && $p['salesperson_id']) {
                    $config['where']['salesperson_id'] = $p['salesperson_id'];
                }
                // 初、终版
                $config['where']['is_final'] = $p['is_final'] ?? 0;
                // 关键字
                if (isset($p['keyword']) && $p['keyword']) {
                    $k = '%' . $p['keyword'] . '%';
                    foreach (['pi_no', 'order_no', 'customer_snapshot'] as $col) {
                        $config['orWhere'][] = [$col, 'like', $k];
                    }
                }

                $config['order']['id'] = 'desc';
                break;
            case 'show':
            case 'print':
                $config['where']['id'] = $p['id'];

                $config['with'][] = 'items';
                $config['with'][] = 'items.options';
                $config['with'][] = 'items.moneyValues';
                $config['with'][] = 'accounts';
                $config['with'][] = 'moneyValues';
                break;
            case 'store':
                break;
            case 'update':
                $config['where']['id'] = $p['id'];
                break;
            case 'destroy':
                $config['where']['id'] = $p['id'];
                break;
        }
        
        return $config;
    }


    public function serviceStore(Request $request, array $data = [])
    {
        // 关联表较多，增加事务处理
        return Db::transaction(function () use ($request, $data) {
            $data = $this->preProcess('Store', $data, $request);
            $dl   = $this->getDataLimitFromRequest($request);
            $created = $this->logicCreate($data, $dl); // 表1

            // 车辆
            $cifTotalAmount = 0;
            $cifTotalAmountRate = 0;
            $cifTotalAmountCurrency = 'CNY';
            // $profit = 0;
            foreach ($data['veh_list'] as $veh) {
                $veh['order_id'] = $created->id;
                $item = StockOrderItems::create($veh); // 表2

                // 金额 // 表3
                $item->addMoney('official_price', $veh['official_price']['currency'], $veh['official_price']['amount'], $veh['official_price']['rate'], '官方指导价');
                $item->addMoney('discount_price', $veh['discount_price']['currency'], $veh['discount_price']['amount'], $veh['discount_price']['rate'], '优惠价');
                $item->addMoney('unit_price', $veh['unit_price']['currency'], $veh['unit_price']['amount'], $veh['unit_price']['rate'], '单价');
                $item->addMoney('total_price', $veh['total_price']['currency'], $veh['total_price']['amount'], $veh['total_price']['rate'], '总价');
                $item->addMoney('handling_fee', $veh['handling_fee']['currency'], $veh['handling_fee']['amount'], $veh['handling_fee']['rate'], '手续费');
                $item->addMoney('fob_transport_fee', $veh['fob_transport_fee']['currency'], $veh['fob_transport_fee']['amount'], $veh['fob_transport_fee']['rate'], 'FOB运输费');
                $item->addMoney('port_misc_fee', $veh['port_misc_fee']['currency'], $veh['port_misc_fee']['amount'], $veh['port_misc_fee']['rate'], '港杂');
                $item->addMoney('retrofit_fee', $veh['retrofit_fee']['currency'], $veh['retrofit_fee']['amount'], $veh['retrofit_fee']['rate'], '改装费');

                // 利润
                $profit = $veh['unit_price']['amount'] - ($veh['official_price']['amount'] / $created->contract_exchange_rate) - $veh['discount_price']['amount'] - $veh['handling_fee']['amount'] - $veh['fob_transport_fee']['amount'] - $veh['port_misc_fee']['amount'] - $veh['retrofit_fee']['amount'];
                $item->addMoney('profit', $veh['unit_price']['currency'], $profit, $veh['unit_price']['rate'], '利润');

                // cif_total_amount
                $cifTotalAmount += $veh['total_price']['amount'];
                $cifTotalAmountRate = $veh['retrofit_fee']['rate'];
                $cifTotalAmountCurrency = $veh['retrofit_fee']['currency'];

                // 改装
                if (count($veh['modify_list']) > 0) {
                    foreach ($veh['modify_list'] as $modify) {
                        $modify['order_item_id'] = $item->id;
                        StockOrderItemOptions::create($modify); // 表4
                    }
                }
            }

            // 计算&&插入 表1
            $created->addMoney('cif_total_amount', $cifTotalAmountCurrency, $cifTotalAmount, $cifTotalAmountRate, '合计到岸价');

            // 账户
            if (count($data['account_list']) > 0) {
                foreach ($data['account_list'] as $account) {
                    $account['order_id'] = $created->id;
                    $account['remit_date'] = strtotime($account['remit_date']);
                    StockOrderAccounts::create($account); // 表5
                }
            }
            
            return $this->postProcess('Store', $created);
        });
    }

    public function beforeServiceStore($data, Request $request)
    {
        $userId = $request->user->uid;

        $data['order_no'] = generateStockNo();
        $data['biz_date'] = strtotime($data['biz_date']);
        $data['eta_ship_date'] = strtotime($data['eta_ship_date']);
        $data['latest_arrival_date'] = strtotime($data['latest_arrival_date']);
        $data['salesperson_id'] = $userId;
        $data['salesperson_snapshot'] = User::where('id', $userId)->value('name') ?? '';

        return $data;
    }

    protected function afterServiceStore($res)
    {
        // 处理原单
        if ($res->is_final == 1 && $res->object_id > 0) {
            $order = StockOrders::find($res->object_id);
            $order->is_use = 1;
            $order->object_id = $res->id;
            if (!$order->save()) {
                flg('备货单【'.$order->order_no.'】创建终版成功，但更新原单失败');
            }
        }
        return $res;
    }


    public function servicePrint(Request $request)
    {
        $config = $this->buildQueryConfig($request, 'print');
        $item = $this->logicShow($config);
        $pdfData = $this->pdfData($item);

        // 渲染模板为最终HTML
        $tplPath = app_path('common/utils/pdf/template/stockOrder.stub');
        $html    = \app\common\utils\pdf\service\PdfHelper::render($tplPath, ['data' => $pdfData]);

        // 生成PDF
        $driver = new \app\common\utils\pdf\service\MpdfDriver();
        $pdfBin = $driver->htmlToPdf($html);

        // 存储
        $dir = public_path('pdf');
        $fileName = '/'.($pdfData['order_no'] ?? date('YmdHis')) . '.pdf';

        // 本地保存
        $filePath = \app\common\utils\pdf\service\PdfStorage::saveBinary(
            $pdfBin,
            $dir,
            $fileName
        );

        // // 在线预览
        // return new \support\Response(200, [
        //     'Content-Type'        => 'application/pdf',
        //     'Content-Disposition' => 'inline; filename="stock-order.pdf"',
        // ], $pdfBin);

        return ['file_url' => $dir.$fileName];
    }


    public function pdfData($item)
    {
        $vehList = [];
        $index = 0;
        foreach ($item->items as $k => $v) {
            // 存在则数量加1
            if (count($vehList) > 0 && isset($vehList[$v->sku_id])) {
                $vehList[$v->sku_id]['num'] += 1;
                $vehList[$v->sku_id]['total_price'] += $vehList[$v->sku_id]['unit_price'];
                $vehList[$v->sku_id]['total_price_text'] = $vehList[$v->sku_id]['total_price_symbol'].number_format($vehList[$v->sku_id]['total_price'], 2, '.', ',');
                continue;
            }
            $index += 1;
            // 处理金额
            $mv = [];
            foreach ($v->moneyValues as $money) {
                $mv[$money->field] = [
                    'currency' => $money->currency,
                    'amount' => $money->amount,
                    'rate' => $money->rate,
                    'currency_symbol'   => SysCurrency::where('currency_code', $money->currency)->value('currency_symbol'),
                ];
            }
            // 处理改装
            $mfy = '';
            foreach ($v->options as $my) {
                $mfy .= $my->option_name_snapshot.' ';
            }
            
            // 处理结果集
            $vehList[$v->sku_id] = [
                'index'             => $index,
                'model_snapshot'            => $v->model_snapshot,
                'color_interior_snapshot' => $v->color_interior_snapshot,
                'color_exterior_snapshot'    => $v->color_exterior_snapshot,
                'num'    => 1,
                'modify'    => $mfy,

                'unit_price' => $mv['unit_price']['amount'],
                'total_price' => $mv['total_price']['amount'],
                'official_price' => $mv['official_price']['amount'],
                'discount_price' => $mv['discount_price']['amount'],

                'unit_price_symbol' => $mv['unit_price']['currency_symbol'],
                'total_price_symbol' => $mv['total_price']['currency_symbol'],
                'official_price_symbol' => $mv['official_price']['currency_symbol'],
                'discount_price_symbol' => $mv['discount_price']['currency_symbol'],

                'unit_price_text' => $mv['unit_price']['currency_symbol'].number_format($mv['unit_price']['amount'], 2, '.', ','),
                'total_price_text' => $mv['total_price']['currency_symbol'].number_format($mv['total_price']['amount'], 2, '.', ','),
                'official_price_text' => $mv['official_price']['currency_symbol'].number_format($mv['official_price']['amount'], 2, '.', ','),
                'discount_price_text' => $mv['discount_price']['currency_symbol'].number_format($mv['discount_price']['amount'], 2, '.', ','),
            ];
        }
            
        $accList = [];
        $accIndex = 1;
        foreach ($item->accounts as $k => $v) {
            $accList[] = [
                'index'                         => '收款'.$k + 1,
                'remit_country_name_snapshot'   => $v->remit_country_name_snapshot,
                'remit_date'                    => date('Y-m-d', $v->remit_date),
                'currency_name_snapshot'        => $v->currency_name_snapshot,
                'account_name_snapshot'         => $v->account_name_snapshot,
                'remitter_name'                 => $v->remitter_name,
                'amount'                        => $v->amount,
            ];
            $accIndex += 1;
        }

        $veh = [
            'order_no'              => $item->order_no,
            'salesperson_snapshot'  => $item->salesperson_snapshot,

            'pi_no'                         => $item->pi_no,
            'biz_date'                      => date('Y-m-d', $item->biz_date),
            'clearance_country_snapshot'    => $item->clearance_country_snapshot,
            'customer_source_snapshot'      => $item->customer_source_snapshot,
            'customer_snapshot'             => $item->customer_snapshot,
            'customer_country_snapshot'     => $item->customer_country_snapshot,

            // 订单项
            'veh_list' => $vehList,

            'contract_exchange_rate'        => $item->contract_exchange_rate,
            'cif_total_amount'              => $item->cif_total_amount,

            'declarant_name'    => $item->declarant_name,
            'eta_ship_date'     => date('Y-m-d', $item->eta_ship_date),
            'shipping_method_snapshot'  => $item->shipping_method_snapshot,
            'domestic_port_snapshot'    => $item->domestic_port_snapshot,
            'trade_term_snapshot'       => $item->trade_term_snapshot,
            'clearance_port_snapshot'   => $item->clearance_port_snapshot,
            'latest_arrival_date'       => date('Y-m-d', $item->latest_arrival_date),

            // 账户
            'account_list' => $accList,
            'acc_index' => $accIndex
        ];

        return $veh;
    }
}