fix(other): prefer exact country region match

rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/gateway/user/UserRegionGatewayImpl.java

@@ -3,6 +3,7 @@ package com.red.circle.other.infra.gateway.user;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
 import com.google.common.collect.Sets;
+import com.red.circle.common.business.core.util.CountryCodeAliasUtils;
 import com.red.circle.other.domain.gateway.user.UserProfileGateway;
 import com.red.circle.other.domain.gateway.user.ability.UserRegionGateway;
 import com.red.circle.other.domain.model.user.UserProfile;
@@ -253,6 +254,14 @@ public class UserRegionGatewayImpl implements UserRegionGateway {
     }
 
     if (StringUtils.isNotBlank(countryCode)) {
+      SysRegionConfig exactMatchedRegion = configs.stream()
+          .filter(region -> containsExactCountryCode(region.getCountryCodes(), countryCode))
+          .findFirst()
+          .orElse(null);
+      if (Objects.nonNull(exactMatchedRegion)) {
+        return exactMatchedRegion;
+      }
+
       SysRegionConfig matchedRegion = configs.stream()
           .filter(region -> StringUtils.isNotBlank(region.getCountryCodes())
               && countryCodeAliasSupport.containsCode(region.getCountryCodes(), countryCode))
@@ -265,6 +274,22 @@ public class UserRegionGatewayImpl implements UserRegionGateway {
 
     return getSysOriginDefaultRegion(configs);
   }
+
+  private boolean containsExactCountryCode(String csvCodes, String countryCode) {
+    if (StringUtils.isBlank(csvCodes) || StringUtils.isBlank(countryCode)) {
+      return false;
+    }
+
+    String normalizedCountryCode = CountryCodeAliasUtils.normalize(countryCode);
+    if (StringUtils.isBlank(normalizedCountryCode)) {
+      return false;
+    }
+
+    return Arrays.stream(csvCodes.split(","))
+        .map(CountryCodeAliasUtils::normalize)
+        .filter(StringUtils::isNotBlank)
+        .anyMatch(normalizedCountryCode::equals);
+  }
 
   /**
    * 检查两个用户在业务分区是否一致.

rc-service/rc-service-other/other-infrastructure/src/test/java/com/red/circle/other/infra/gateway/user/UserRegionGatewayImplTest.java

@@ -37,6 +37,8 @@ class UserRegionGatewayImplTest {
   private static final String SYS_ORIGIN = "LIKEI";
   private static final String TEAM_REGION_ID = "middle-east-region";
   private static final String TEAM_REGION_CODE = "中东区";
+  private static final String SOUTH_ASIA_REGION_CODE = "南亚";
+  private static final String PAK_ALEX_REGION_CODE = "Pakistan - rolex";
 
   private TeamMemberService teamMemberService;
   private TeamProfileService teamProfileService;
@@ -136,6 +138,26 @@ class UserRegionGatewayImplTest {
     verify(userProfileGateway, never()).getLanguage(TEAM_USER_ID);
   }
 
+  @Test
+  void mapRegionCode_shouldPreferExactCountryRegionBeforeBroadAliasRegion() {
+    when(sysRegionCacheService.getCache(SYS_ORIGIN)).thenReturn(List.of(
+        region("OTHER", "", ""),
+        region(SOUTH_ASIA_REGION_CODE, "PK,IN,BD,NP", "en,bn"),
+        region(PAK_ALEX_REGION_CODE, "P2", "en")
+    ));
+    UserProfile userProfile = new UserProfile();
+    userProfile.setId(USER_ID);
+    userProfile.setOriginSys(SYS_ORIGIN);
+    userProfile.setCountryCode("P2");
+    when(userProfileGateway.listByUserIds(Set.of(USER_ID))).thenReturn(List.of(userProfile));
+    when(countryCodeAliasSupport.containsCode("PK,IN,BD,NP", "P2")).thenReturn(true);
+
+    Map<Long, String> result = userRegionGateway.mapRegionCode(Set.of(USER_ID));
+
+    assertEquals(PAK_ALEX_REGION_CODE, result.get(USER_ID));
+    verify(countryCodeAliasSupport, never()).containsCode("PK,IN,BD,NP", "P2");
+  }
+
   private SysRegionConfig region(String regionCode, String countryCodes, String langeCodes) {
     return new SysRegionConfig()
         .setId(regionCode)