feat(numbering): unify daily business document numbers (backend)

lastleg-service/src/main/java/com/baiyue/lastleg/mapper/DocumentSequenceMapper.java

@@ -0,0 +1,21 @@
+package com.baiyue.lastleg.mapper;
+
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Options;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+/** 本服务业务编号序列，更新与读取必须处于同一事务连接。 */
+@Mapper
+public interface DocumentSequenceMapper {
+    /** 唯一序列键原子递增，并在连接内保存本次分配值。 */
+    @Insert("INSERT INTO ll_document_sequence(sequence_key,current_value) VALUES(#{key},LAST_INSERT_ID(1)) "
+        + "ON DUPLICATE KEY UPDATE current_value=LAST_INSERT_ID(current_value+1)")
+    int allocate(@Param("key") String key);
+
+    /** 禁用一级和二级缓存，返回本事务刚刚分配的值。 */
+    @Select("SELECT LAST_INSERT_ID()")
+    @Options(useCache=false, flushCache=Options.FlushCachePolicy.TRUE)
+    Long allocatedValue();
+}

lastleg-service/src/main/java/com/baiyue/lastleg/mapper/LastlegOrderNoDailySequenceMapper.java

@@ -1,19 +0,0 @@
-package com.baiyue.lastleg.mapper;
-
-import org.apache.ibatis.annotations.Insert;
-import org.apache.ibatis.annotations.Mapper;
-import org.apache.ibatis.annotations.Param;
-import org.apache.ibatis.annotations.Select;
-
-import java.time.LocalDate;
-
-@Mapper
-public interface LastlegOrderNoDailySequenceMapper {
-    @Insert("INSERT INTO ll_order_no_daily_sequence(business_date,last_sequence) " +
-        "VALUES(#{businessDate},LAST_INSERT_ID(1)) " +
-        "ON DUPLICATE KEY UPDATE last_sequence=LAST_INSERT_ID(last_sequence+1)")
-    int nextValue(@Param("businessDate") LocalDate businessDate);
-
-    @Select("SELECT LAST_INSERT_ID()")
-    long currentValue();
-}