建议调查问卷页面以及后台

stdiet-common/src/main/java/com/stdiet/common/enums/AgeBMI.java

@@ -0,0 +1,82 @@
+package com.stdiet.common.enums;
+
+/**
+ * 年龄、性别对应BMI值枚举类
+ */
+public enum AgeBMI {
+
+    age7_7(7, 7, "15.5_15"),
+    age8_8(8, 8, "16_15"),
+    age9_9(9, 9, "16.5_16"),
+    age10_10(10, 10, "17_16"),
+    age11_11(11, 11, "17.5_17"),
+    age12_12(12, 12, "18_17"),
+    age13_13(13, 13, "19_18"),
+    age14_14(14, 14, "19.5_19"),
+    age15_15(15, 15, "20_20"),
+    age16_16(16, 16, "20.5_20"),
+    age17_17(17, 17, "21_20"),
+    age18_27(18, 27, "22_20"),
+    age28_32(28, 32, "22.5_20.5"),
+    age33_37(33, 37, "23_21"),
+    age38_42(38, 42, "23.5_21.5"),
+    age43_47(43, 47, "24_22"),
+    age48_52(48, 52, "24.5_22.5");
+
+    private final int minAge;
+
+    private final int maxAge;
+
+    //BMI数值，0男 1女
+    private final double[] bmi;
+
+    //等于或大于该年龄之后就五岁一个阶梯，五岁BMI加0.5
+    private static final int beyondAge = 53;
+
+    //超过beyondAge年龄之后的起始BMI值，0男 1女
+    private static final double[] beyondAgeBmi = {25, 23};
+
+    AgeBMI(int minAge, int maxAge, String bmi)
+    {
+        this.bmi = new double[2];
+        this.bmi[0] = Double.parseDouble(bmi.split("_")[0]);
+        this.bmi[1] = Double.parseDouble(bmi.split("_")[1]);
+        this.minAge = minAge;
+        this.maxAge = maxAge;
+    }
+
+    /**
+     * 根据年龄、性别获取BMI值
+     * @param age 年龄
+     * @param sex 性别
+     * @return
+     */
+    public static double getBmiByAgeAndSex(int age, int sex){
+        if(age < beyondAge){
+            double bmi = 0.0;
+            for (AgeBMI ageBMI : AgeBMI.values()) {
+                if(age >= ageBMI.minAge && age <= ageBMI.maxAge){
+                    bmi = ageBMI.bmi[sex];
+                    break;
+                }
+            }
+            return bmi;
+        }else{
+            return getBeyondAgeBmi(age, sex);
+        }
+    }
+
+
+    /**
+     * 大年龄计算BMI，五岁一个阶梯
+     * @param age
+     * @return
+     */
+    public static double getBeyondAgeBmi(int age, int sex){
+        return beyondAgeBmi[sex] + (0.5 * ((age - beyondAge)/5));
+    }
+
+    public static void main(String[] args) {
+        System.out.println(getBmiByAgeAndSex(20,0));
+    }
+}

stdiet-common/src/main/java/com/stdiet/common/utils/HealthyUtils.java

@@ -1,5 +1,9 @@
 package com.stdiet.common.utils;
 
+import com.stdiet.common.enums.AgeBMI;
+
+import java.math.BigDecimal;
+
 public class HealthyUtils {
 
     public static final long maxHeatEveryDayLess = 250;
@@ -174,4 +178,19 @@ public class HealthyUtils {
     }
 
 
+    /**
+     * 根据年龄、性别获取BMI值，再根据BMI值、身高计算标准体重
+     * @param tall 身高（厘米）
+     * @param age 年龄
+     * @param sex 性别 0男 1女
+     * @return
+     */
+    public static Double calculateStandardWeightByBMI(int tall, int age, int sex){
+        double bmi = AgeBMI.getBmiByAgeAndSex(age, sex);
+        if(bmi > 0){
+            BigDecimal standardWeight = NumberUtils.getNumberByRoundHalfUp(bmi * Math.pow(tall/100.0, 2) * 2, 2);
+            return standardWeight.doubleValue();
+        }
+        return null;
+    }
 }

stdiet-common/src/main/java/com/stdiet/common/utils/sign/AesUtils.java

@@ -104,4 +104,8 @@ public class AesUtils {
         }
         return null;
     }
+
+    public static void main(String[] args) {
+        System.out.println(encrypt("4470"));
+    }
 }