<?php

namespace app\api\logic;

use Exception;
use think\Env;
use think\Cache;
use think\Loader ;
use fast\Asset;
use app\common\model\ProductOrder;
use app\common\model\LedgerTeacChangeModel;
use app\common\model\ProductPopular;
use app\common\model\ProductTransfer;

//订单
class OrderLogic
{


      //创建订单
      public static function createOrderByType(int $type, array $areaArr, int $orderId, int $price, int $productId, int $uid, int $areaNum): bool
      {
            if($type == 1){
                  $result = ProductOrder::setPopularAreaOrder($areaArr, $orderId, $price, $productId, $uid, ProductOrder::Popular);
            }else{
                  $result = ProductOrder::setPopularNoAreaOrder($areaNum, $orderId, $price, $productId, $uid,ProductOrder::Popular);   
            }
            return $result;
      }

      //获取产品发行量
      public static function getProductIssue(int $productId): int
      {
      
            $popularNum = ProductPopular::where('product_id', $productId)->sum('stock-num');
            $holdNum = ProductOrder::where('product_id', $productId)->where('status', ProductOrder::Paid)->sum('num');
            return bcadd($popularNum, $holdNum);
      }


      //获取产品流通量
      public static function getProductCirculation(int $productId): int
      {     
         
            return Loader::model('ProductOrder')::where('product_id', $productId)->where('status', ProductOrder::Paid)->count();
      }


      //获取产品有效的订单
      public static function getUserProductOrder(int $uid, int $productId,string $lan): array
      {     
            return Loader::model('ProductOrder')->alias('a')
                  ->join("product_list b", "a.product_id = b.id", "left")
                  ->field('a.id,'.'b.'.$lan.'_name as name,b.thum as img_url,a.order_no')
                  ->where('a.product_id', $productId)
                  ->where('a.user_id', $uid)
                  ->where('a.status', ProductOrder::Paid)
                  ->order('id desc')
                  ->select();
         
      }


      //获取转让产品订单列表
      public static function getProductTransferOrder(string $orderId, int $uid, int $puid)//: array
      {     
            $productOrder = Loader::model('ProductOrder');
            $productTransfer = Loader::model('ProductTransfer');
            $userModel = Loader::model('UserModel');
            $ledgerWalletModel = Loader::model('LedgerWalletModel');
            $ledgerTokenChangeModel = Loader::model('LedgerTokenChangeModel');
            $result = $productTransfer::whereIn('id', $orderId)->where('status', ProductTransfer::Normal)->select();
            if (count($result) !=  count(explode(",", $orderId))) {
                  if(empty($order_info)) throw new Exception(__("订单不存在"));
            }
            $totalAmount = 0; //总金额
            foreach ($result as $item) {

                  if($item->user_id == $uid) throw new Exception(__("不能购买自己寄售的商品"));
                  $totalAmount = bcadd($totalAmount, $item->price, 2);
                  //抢购订单
                  $popular_order = $productOrder->where('id', $item->order_id)->find();

                  // 生成订单
                  $popularPrice = empty($popular_order->popular_price)? $item->price: $popular_order->popular_price;

                  $productOrder::setCreateOrder($item->order_id, $item, $productOrder::Transfer, $uid, $item->user_id, $popular_order->order_no, $item->fees, $popularPrice);
            
                  //扣除余额记录 
                  $ledgerWalletModel->changeWalletAccount($uid, Asset::TOKEN, -$item->price, $ledgerTokenChangeModel::Payment, $item->user_id);
                  
                  //增加转让人余额
                  $amount = bcsub($item->price, $item->fees, 2);
                  $ledgerWalletModel->changeWalletAccount($item->user_id, Asset::TOKEN, $amount, $ledgerTokenChangeModel::Receive, $uid);
                  if($popular_order->popular_price > config('min_rwa_price')) {
                        //扣除转让人Rwa有效  
                        $userModel::updateForRwaNum($item->user_id, $userModel::getByParentId($item->user_id), 1, '-');
                        //增加购买Rwa有效
                        $userModel::updateForRwaNum($uid, $puid, 1, '+');
                  }

                  //修改原订单状态
                  $popular_order->status=$productOrder::Closure;
                  $popular_order->save();

                  //修改状态
                  $item->status = $productTransfer::Stop;
                  $item->save();
            }
            $chabao = $ledgerWalletModel::getWalletChaBao($uid);
            if(bccomp($totalAmount, $chabao, 2) > 0) throw new Exception(__("余额不足请前往充值"), 15001);
            return true;
      }

}