根据货币和日期获取对应的汇率

src/Service/Interfaces/DatacenterNew/RateServiceInterface.php

@@ -38,4 +38,14 @@ interface RateServiceInterface
      * @return array
      */
     public function getGrossRateByProductNameIds($productNameIds, $year, $month = '', $keyed = true): array;
+
+
+    /***
+     * 根据 currency code 和策略获取对应月份或者日期的汇率。
+     * @param string $currencyCode
+     * @param string $month
+     * @param string $day
+     * @return mixed
+     */
+    function getRateByCurrencyCodeAndSetting(string $currencyCode, string $month = '', string $day = '');
 }
\ No newline at end of file