dev 契约锁

P15GEN2\59518

2024-05-29 d4210c7c4b04abde20037ea8aa0f54ef8a2649aa

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package policy.rule.action;
 
import java.math.BigDecimal;
 
import foundation.dao.DataWriter;
import policy.OrderEvent;
import policy.rule.CheckLevel;
import policy.rule.CheckResult;
import policy.rule.OrderCalculator;
import policy.rule.RuleAction;
 
public class RebateAmtTotalAmtRateCheck extends RuleAction {
 
    public static String remark = "积分池使用金额在订单总金额中的占比不能高于20%";
    
    public RebateAmtTotalAmtRateCheck() {
        super();
    }
 
    @Override
    public void createBoard(OrderCalculator calculator, CheckResult result) {
        //1. 折扣池（票折）金额
        BigDecimal rebateAmt = calculator.getRebateAmt();
        
        //2. 订单总金额（折扣前）
        BigDecimal afterDiscountAmt = calculator.getAfterOnsiteAmt();
        
        //3. 计算结果
        BigDecimal rate = OrderCalculator.divide(rebateAmt, afterDiscountAmt);
        boolean success = rate.compareTo(meta.getRateValue()) <= 0;
        
        result.setSuccess(success);
        
        if (!success) {
            result.writeOneRemark("积分池使用金额在订单总金额中的占比：" + formatRate(rate));
        }
    }
 
    @Override
    public boolean check(OrderCalculator calculator, OrderEvent event, DataWriter dataWriter) {
        //1. 折扣池（票折）金额
        BigDecimal rebateAmt = calculator.getRebateAmt();
        
        //2. 订单总金额（折扣前）
        BigDecimal afterDiscountAmt = calculator.getAfterOnsiteAmt();
        
        //3. 计算结果
        BigDecimal rate = OrderCalculator.divide(rebateAmt, afterDiscountAmt);
        boolean success = rate.compareTo(meta.getRateValue()) <= 0;
        
        BigDecimal value = meta.getValue();
        if(value == null ) {
            value = BigDecimal.ZERO;
        }
        value = value.setScale(2, BigDecimal.ROUND_HALF_UP);
        
        if (!success) {
            dataWriter.reportOneError("RebateAmtTotalAmtRateCheck", "订单检查不通过：" + meta.getTitle() + value + meta.getUnit());
            dataWriter.reportOneError("RebateAmtTotalAmtRateCheck", "积分池使用金额在订单总金额中的占比：" + formatRate(rate));
        }
 
        if(CheckLevel.Info.equals(meta.getLevel())) {
            success = true;
        }
        
        return success;
    }
    
}