package cc.mrbird.febs.common.enumerates;
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import lombok.Getter;
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import java.math.BigDecimal;
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//商品星级
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@Getter
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public enum StarRatingEnum {
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/**
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* 定级规则
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* 大于最小值，小于等于最大值
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*/
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NORMAL("普通",0,30,1),
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ONE_STAR("一星",30,50,2),
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TWO_STAR("二星",50,100,3),
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THREE_STAR("三星",100,200,4);
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private String name;
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private Integer minValue;
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private Integer maxValue;
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private Integer code;
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StarRatingEnum(String name,Integer minValue, Integer maxValue,Integer code) {
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this.name = name;
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this.minValue = minValue;
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this.maxValue = maxValue;
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this.code = code;
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}
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/**
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* 根据商品原价获取对应的商品星级
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* @param price
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* @return
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*/
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public String belongStarRating(String price){
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String name = StarRatingEnum.NORMAL.name;
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BigDecimal priceBig = new BigDecimal(price).setScale(BigDecimal.ROUND_DOWN,2);
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for (StarRatingEnum starRatingEnum : StarRatingEnum.values()) {
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BigDecimal minValue = new BigDecimal(starRatingEnum.minValue).setScale(BigDecimal.ROUND_DOWN, 2);
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BigDecimal maxValue = new BigDecimal(starRatingEnum.maxValue).setScale(BigDecimal.ROUND_DOWN, 2);
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if(priceBig.compareTo(minValue) > 0 && priceBig.compareTo(maxValue) <= 0){
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name = starRatingEnum.name;
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}
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}
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return name;
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}
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/**
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* 根据输入的商品星级获取对应的Code
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* @param name
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* @return
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*/
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public Integer getGoodsStarCode(String name){
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Integer code = 0;
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for(StarRatingEnum starRatingEnum : StarRatingEnum.values()){
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if(starRatingEnum.name.equals(name)){
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code = starRatingEnum.code;
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}
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}
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return code;
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}
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public static void main(String[] args) {
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String s = StarRatingEnum.NORMAL.belongStarRating(String.valueOf(100));
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System.out.println(s);
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}
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}
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