返回格式修改

bex-cloud-staking-core/src/main/java/com/bex/staking/util/AmountFormatter.java

@@ -324,7 +324,7 @@ public final class AmountFormatter {
      * @param scale 固定小数位（{@code >= 0}）
      * @return 无分组的定点字符串，如 {@code "0.06666666"}
      */
-    private static String truncated(BigDecimal amount, int scale) {
+    public static String truncated(BigDecimal amount, int scale) {
         BigDecimal scaled = amount.setScale(scale, RoundingMode.DOWN);
         StringBuilder pattern = new StringBuilder("0");
         if (scale > 0) {

bex-cloud-staking-service/src/main/java/com/bex/staking/converter/StakingProfitItemConverter.java

@@ -21,7 +21,7 @@ import org.mapstruct.Mapping;
  *       <ul>
  *         <li>{@code profitStatus}：由 {@link StatusMapping#displayOf} 推导（如"收益待领取"，需求 7.6）；</li>
  *         <li>{@code profitDate}：收益日期毫秒时间戳；</li>
- *         <li>{@code profitAmount}：按产品展示小数位格式化的收益金额（"x BEX"，遵循设计「格式化规则表」）；</li>
+ *         <li>{@code profitAmount}：8位小数的收益金额字符串（直接截断，不四舍五入）；</li>
  *         <li>{@code remark}：空串。</li>
  *       </ul>
  *   </li>
@@ -55,7 +55,7 @@ public interface StakingProfitItemConverter {
     @Mapping(
             target = "profitAmount",
             expression =
-                    "java(assembly.settled() ? AmountFormatter.bexTruncated(assembly.profitAmount()) : \"\")")
+                    "java(assembly.settled() ? AmountFormatter.truncated(assembly.profitAmount(), 8) : \"\")")
     @Mapping(target = "remark", expression = "java(assembly.settled() ? \"\" : StakingConstants.SETTLE_REMARK)")
     StakingProfitItemVO toVo(ProfitItemAssembly assembly);
 }