feat: implement authority deletion functionality and related repository methods

src/main/java/com/onixbyte/helix/controller/AuthorityController.java

@@ -4,6 +4,7 @@ import com.onixbyte.helix.domain.entity.Authority;
 import com.onixbyte.helix.domain.web.request.AddAuthorityRequest;
 import com.onixbyte.helix.domain.web.request.EditAuthorityRequest;
 import com.onixbyte.helix.domain.web.request.QueryAuthorityRequest;
+import com.onixbyte.helix.domain.web.response.ActionResponse;
 import com.onixbyte.helix.service.AuthorityService;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageRequest;
@@ -65,4 +66,10 @@ public class AuthorityController {
     public Authority editAuthority(@Validated @RequestBody EditAuthorityRequest request) {
         return authorityService.editAuthority(request);
     }
+
+    @DeleteMapping("/{authorityId:\\d+}")
+    public ActionResponse deleteAuthority(@PathVariable Long authorityId) {
+        var name = authorityService.deleteAuthority(authorityId);
+        return ActionResponse.success("Authority [%s] deleted.".formatted(name));
+    }
 }

src/main/java/com/onixbyte/helix/manager/AuthorityManager.java

@@ -72,4 +72,12 @@ public class AuthorityManager {
 
         return authority;
     }
+
+    public String findAuthorityNameById(Long authorityId) {
+        return authorityRepository.findAuthorityNameById(authorityId);
+    }
+
+    public void deleteById(Long authorityId) {
+        authorityRepository.deleteById(authorityId);
+    }
 }

src/main/java/com/onixbyte/helix/manager/RoleAuthorityManager.java

@@ -1,5 +1,6 @@
 package com.onixbyte.helix.manager;
 
+import com.onixbyte.helix.mapper.RoleAuthorityMapper;
 import com.onixbyte.helix.repository.RoleAuthorityRepository;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -10,13 +11,21 @@ public class RoleAuthorityManager {
 
     private static final Logger log = LoggerFactory.getLogger(RoleAuthorityManager.class);
     private final RoleAuthorityRepository roleAuthorityRepository;
+    private final RoleAuthorityMapper roleAuthorityMapper;
 
-    public RoleAuthorityManager(RoleAuthorityRepository roleAuthorityRepository) {
+    public RoleAuthorityManager(RoleAuthorityRepository roleAuthorityRepository, RoleAuthorityMapper roleAuthorityMapper) {
         this.roleAuthorityRepository = roleAuthorityRepository;
+        this.roleAuthorityMapper = roleAuthorityMapper;
     }
 
     public void deleteByRoleId(Long roleId) {
-        var affectedRows = roleAuthorityRepository.deleteByRoleId(roleId);
-        log.info("角色 {} 关联的权限绑定已全部移除（共 {} 条）", roleId, affectedRows);
+        var affectedRows = roleAuthorityMapper.deleteByRoleId(roleId);
+        log.info("A total of {} authorities linked to Role ID: {} have been successfully cleared.",
+                affectedRows, roleId);
+    }
+
+    public void deleteByAuthorityId(Long authorityId) {
+        var affectedRows = roleAuthorityMapper.deleteByAuthorityId(authorityId);
+        log.info("The binding between {} authorities and the role has been cleared.", affectedRows);
     }
 }

src/main/java/com/onixbyte/helix/mapper/RoleAuthorityMapper.java

@@ -7,4 +7,6 @@ import org.apache.ibatis.annotations.Param;
 public interface RoleAuthorityMapper {
 
     int deleteByRoleId(@Param("roleId") Long roleId);
+
+    int deleteByAuthorityId(@Param("authorityId") Long authorityId);
 }

src/main/java/com/onixbyte/helix/repository/AuthorityRepository.java

@@ -2,8 +2,17 @@ package com.onixbyte.helix.repository;
 
 import com.onixbyte.helix.domain.entity.Authority;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
 @Repository
 public interface AuthorityRepository extends JpaRepository<Authority, Long> {
+
+    @Query("""
+           select a.name
+           from Authority a
+           where a.id = :authorityId
+           """)
+    String findAuthorityNameById(Long authorityId);
 }

src/main/java/com/onixbyte/helix/service/AuthorityService.java

@@ -8,10 +8,13 @@ import com.onixbyte.helix.domain.web.request.QueryAuthorityRequest;
 import com.onixbyte.helix.enumeration.Status;
 import com.onixbyte.helix.exception.BizException;
 import com.onixbyte.helix.manager.AuthorityManager;
+import com.onixbyte.helix.manager.RoleAuthorityManager;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.Optional;
 
@@ -19,9 +22,11 @@ import java.util.Optional;
 public class AuthorityService {
 
     private final AuthorityManager authorityManager;
+    private final RoleAuthorityManager roleAuthorityManager;
 
-    public AuthorityService(AuthorityManager authorityManager) {
+    public AuthorityService(AuthorityManager authorityManager, RoleAuthorityManager roleAuthorityManager) {
         this.authorityManager = authorityManager;
+        this.roleAuthorityManager = roleAuthorityManager;
     }
 
     public Page<Authority> getAuthorities(Pageable pageable, QueryAuthorityRequest request) {
@@ -50,4 +55,18 @@ public class AuthorityService {
     public Authority editAuthority(EditAuthorityRequest request) {
         return authorityManager.update(request);
     }
+
+    @Transactional(rollbackFor = Throwable.class)
+    public String deleteAuthority(Long authorityId) {
+        var authorityName = authorityManager.findAuthorityNameById(authorityId);
+
+        if (StringUtils.isBlank(authorityName)) {
+            throw new BizException(HttpStatus.NOT_FOUND, "Authority with ID '%d' not found.".formatted(authorityId));
+        }
+
+        roleAuthorityManager.deleteByAuthorityId(authorityId);
+        authorityManager.deleteById(authorityId);
+
+        return authorityName;
+    }
 }