modify

Helius

2020-09-10 5d9d55ef623688d540171f16f16dbeeb4a264531

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
package com.xcong.excoin.utils; 
 
 
import com.xcong.excoin.modules.member.dao.MemberSettingDao; 
import com.xcong.excoin.modules.member.entity.MemberEntity; 
import com.xcong.excoin.modules.member.entity.MemberSettingEntity; 
import com.xcong.excoin.modules.platform.entity.PlatformTradeSettingEntity; 
import lombok.extern.slf4j.Slf4j; 
 
import java.math.BigDecimal; 
 
/** 
 * @author helius 
 */ 
@Slf4j 
public class CalculateUtil { 
 
    /** 
     * 计算预估强平价 
     * 
     * @param bondAmount        保证金 
     * @param openPrice       开仓价 
     * @param symbolSkuNumber 张数 
     * @param lotNumber       规格 
     * @param type            1:买多2：卖空 
     * @return 
     */ 
    public static BigDecimal getForceSetPrice(BigDecimal bondAmount, BigDecimal openPrice, int symbolSkuNumber, BigDecimal lotNumber, 
                                              int type, MemberEntity member) { 
        MemberSettingDao memberSettingDao = SpringContextHolder.getBean(MemberSettingDao.class); 
        BigDecimal forcePrice = BigDecimal.ZERO; 
        BigDecimal money = bondAmount.divide(new BigDecimal(symbolSkuNumber).multiply(lotNumber), 8, BigDecimal.ROUND_DOWN); 
        //卖空 
        if (type == 2) { 
            forcePrice = money.add(openPrice); 
            if (member.getIsForce() == 1) { 
                MemberSettingEntity memberSetting = memberSettingDao.selectMemberSettingByMemberId(member.getId()); 
                //预估强平价 = 预估强平价-预估强平价*系数 
                forcePrice = forcePrice.subtract(forcePrice.multiply(memberSetting.getForceParam() == null ? BigDecimal.ZERO : memberSetting.getForceParam())); 
            } 
        } else {//开多 
            forcePrice = openPrice.subtract(money); 
            if (member.getIsForce() == 1) { 
                MemberSettingEntity memberSetting = memberSettingDao.selectMemberSettingByMemberId(member.getId()); 
                log.info("---强平价系数-->{}", memberSetting.getForceParam()); 
                //预估强平价 = 预估强平价-预估强平价*系数 
                forcePrice = forcePrice.add(forcePrice.multiply(memberSetting.getForceParam() == null ? BigDecimal.ZERO : memberSetting.getForceParam())); 
            } 
        } 
        if (forcePrice.compareTo(BigDecimal.ZERO) < 0) { 
            forcePrice = BigDecimal.ZERO; 
        } 
        return forcePrice; 
    } 
}