RWACha-API/application/api/logic/TeacLogin.php

<?php

namespace app\api\logic;


use app\common\model\ProductTeac;
use fast\Http;
use think\Loader;
use Exception;
use finfo;
use think\Cache;
use fast\Asset;
use think\Log;
use think\Lang;
use app\common\model\LedgerTeacChangeModel;
use app\common\model\LedgerTokenChangeModel;
/**
 * Teac交易
 */
class TeacLogin
{
    protected static $feeList = [
        1 => 'sell_serve_fee' , //出售服务费
        2 => 'buy_serve_fee' , //求购服务费
    ];
     
    /**
     * 发布求购出售信息
    */
    public static  function setCreateTrade(int $uid, float $price, int $stock, int $typeId, float $frozen):object
    {
        $rows = ProductTeac::where('user_id', $uid)->where('type_id', $typeId)->where('status', ProductTeac::Normal)->find();
        if($rows)  throw new Exception(__("你有未完成的求购订单、不能重复发布"));

        //添加订单信息
        return ProductTeac::setUserCreateOrder($uid, $typeId, $price, $stock, config('teac_trade.'. self::$feeList[$typeId]), $frozen);
    }

    /**
     * 购买出售
     * @$uid  用户人id
     * @$fromUid  来源订单id
     */
    public static function setCreateSellOrder(int $uid, int $fromUid, float $chabao, int $num, float $fee)
    {

        $ledgerWalletModel = Loader::model('LedgerWalletModel');
        $total_price = bcmul($chabao, $num, 2); //总价
        $fee = bcmul($total_price, $fee, 2); //手续费

        //扣除用户茶宝
        $ledgerWalletModel->changeWalletAccount($uid, Asset::TOKEN, -$total_price, LedgerTokenChangeModel::BuySellg, $fromUid);

        //添加用户Teac
        $ledgerWalletModel->changeWalletAccount($uid, Asset::TEAC, $num, LedgerTeacChangeModel::SellBuy, $fromUid);


        //添加来源茶宝
        $ledgerWalletModel->changeWalletAccount($fromUid, Asset::TOKEN, bcsub($total_price, $fee, 2), LedgerTokenChangeModel::BuySellg, $uid);

        return true;
    }


    /**
     * 求购出售
     * @$uid  用户人id
     * @$fromUid  来源订单id
     */
    public static function setCreateBuyingOrder(int $uid, int $fromUid, float $chabao, int $num, float $fee)
    {

        $ledgerWalletModel = Loader::model('LedgerWalletModel');
        $total_price = bcmul($chabao, $num, 2); //总价
        $fee = bcmul($total_price, $fee, 2); //手续费

        //添加用户茶宝
        $ledgerWalletModel->changeWalletAccount($uid, Asset::TOKEN, bcsub($total_price, $fee, 2), LedgerTokenChangeModel::BuySellg, $fromUid);

     
        //扣除用户Teac
        $ledgerWalletModel->changeWalletAccount($uid, Asset::TEAC, -$num, LedgerTeacChangeModel::BuySell, $fromUid);
     
        //添加Teac
        $ledgerWalletModel->changeWalletAccount($fromUid, Asset::TEAC, $num, LedgerTeacChangeModel::Buying, $uid);

        return true;
    }

      /**
       * 退回相应茶宝/Teac   
       * @param $uid    用户id
       * @param $typeId 订单类型
       * @param $stock  剩余数
       * @return void
       */
      public static function setUserReturnOrder(int $uid, int $typeId,  int $stock)
      {

            if($typeId == ProductTeac::Sell) {
                $asset = Asset::TEAC ;
                $action = LedgerTeacChangeModel::SellCancel;
            }else{
                $asset = Asset::TOKEN ;
                $action = LedgerTokenChangeModel::BuyCancel;
            }
            return Loader::model('LedgerWalletModel')->changeWalletAccount($uid, $asset, $stock, $action, $uid);
      }

   


}