<?php
namespace app\model;

class GoldFuturesTradeModel extends BaseModel
{
    protected $name = 'gold_futures_trade';
    protected $pk = 'trade_id';

    // 获取持仓成本
    public static function getTradeOrderBuyNum(int $user_id,string $contract_id,int $trade_type)
    {
        $num=0;
        $money=0;
        //查询持仓订单总成本
        $list=self::where([
            'user_id'=>$user_id,
            'status'=>1,
            'contract_id'=>$contract_id,
            'trade_type'=>$trade_type
        ])->field('order_number,deal_price,service_cost')->select();
        if(!empty($list)) {
            $list_arr=$list->toArray();
            foreach ($list_arr as $val){
                $order_num=$val['order_number']*$val['deal_price'] ;//+ $val['service_cost'];
                $money+=$order_num;
                $num+=$val['order_number'];
            }
        }
        return [
            'buy_num'=>$num,
            'buy_money'=>$money
        ];
    }

    // 获取累计盈亏
    public static function getTradeOrderDailyNum(int $user_id)
    {
        $num=0;
        //查询持仓订单总成本
        $list=self::where([
            'user_id'=>$user_id,
            'status'=>3
        ])->field('order_number,closing_price,deal_price,closing_cost,service_cost,trade_type')->select();
        if(!empty($list)) {
            $list_arr=$list->toArray();
            foreach ($list_arr as $val){
                if($val['trade_type']==1){
                    $order_num=$val['order_number']*($val['closing_price']-$val['deal_price']);
                }else{
                    $order_num=$val['order_number']*($val['deal_price']-$val['closing_price']);
                }
                $num+=$order_num;
            }
        }
        return $num;
    }

    public static function getTradeOrderFee(int $user_id)
    {
        $info=self::where([
            ['user_id','=',$user_id],
            ['status','in',[1,3]]
        ])->field('sum(service_cost+closing_cost) as fee')->find();
        if(empty($info)){
            return 0;
        }else{
            $info=$info->toArray();
            return empty($info['fee']) ? 0 : $info['fee'];
        }
    }
}