diff --git a/YD_Event.Application/Role/Dtos/AddSysRoleInput.cs b/YD_Event.Application/Role/Dtos/AddSysRoleInput.cs
index 20d142b..c6fc55a 100644
--- a/YD_Event.Application/Role/Dtos/AddSysRoleInput.cs
+++ b/YD_Event.Application/Role/Dtos/AddSysRoleInput.cs
@@ -1,4 +1,7 @@
-namespace YD_Event.Application.Role.Dtos;
+using System.ComponentModel.DataAnnotations;
+using YD_Event.Core.Enum;
+
+namespace YD_Event.Application.Role.Dtos;
 
 public class AddSysRoleInput
 {
@@ -9,23 +12,6 @@ public class AddSysRoleInput
     [MaxLength(32, ErrorMessage = "角色名称限制32个字符内")]
     public string Name { get; set; }
 
-    /// <summary>
-    /// 状态
-    /// </summary>
-    public AvailabilityStatus Status { get; set; }
-
-    /// <summary>
-    /// 角色编码
-    /// </summary>
-    [Required(ErrorMessage = "角色编码为必填项")]
-    [MaxLength(32, ErrorMessage = "角色名称限制32个字符内")]
-    public string Code { get; set; }
-
-    /// <summary>
-    /// 排序值
-    /// </summary>
-    public int Sort { get; set; }
-
     /// <summary>
     /// 备注
     /// </summary>
@@ -33,8 +19,12 @@ public class AddSysRoleInput
     public string Remark { get; set; }
 
     /// <summary>
-    /// 授权按钮菜单Id
+    /// 排序
     /// </summary>
-    [Required(ErrorMessage = "请为角色分配权限")]
-    public List<long> Menus { get; set; }
-}
\ No newline at end of file
+    public int Sort { get; set; } = 100;
+
+    /// <summary>
+    /// 状态
+    /// </summary>
+    public AvailabilityStatus Status { get; set; } = AvailabilityStatus.Enable;
+}
diff --git a/YD_Event.Application/Role/Dtos/GrantRolePermissionInput.cs b/YD_Event.Application/Role/Dtos/GrantRolePermissionInput.cs
new file mode 100644
index 0000000..2140acc
--- /dev/null
+++ b/YD_Event.Application/Role/Dtos/GrantRolePermissionInput.cs
@@ -0,0 +1,18 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace YD_Event.Application.Role.Dtos;
+
+public class GrantRolePermissionInput
+{
+    /// <summary>
+    /// 角色ID
+    /// </summary>
+    [Required(ErrorMessage = "角色ID不能为空")]
+    public long Id { get; set; }
+
+    /// <summary>
+    /// 菜单ID集合
+    /// </summary>
+    [Required(ErrorMessage = "请选择权限")]
+    public List<long> MenuIds { get; set; }
+}
diff --git a/YD_Event.Application/Role/Dtos/UpdateSysRoleInput.cs b/YD_Event.Application/Role/Dtos/UpdateSysRoleInput.cs
index 2ad0b50..bbfe85c 100644
--- a/YD_Event.Application/Role/Dtos/UpdateSysRoleInput.cs
+++ b/YD_Event.Application/Role/Dtos/UpdateSysRoleInput.cs
@@ -1,9 +1,12 @@
-namespace YD_Event.Application.Role.Dtos;
+using System.ComponentModel.DataAnnotations;
+
+namespace YD_Event.Application.Role.Dtos;
 
 public class UpdateSysRoleInput : AddSysRoleInput
 {
     /// <summary>
-    /// 角色Id
+    /// 主键Id
     /// </summary>
+    [Required(ErrorMessage = "Id不能为空")]
     public long Id { get; set; }
-}
\ No newline at end of file
+}
diff --git a/YD_Event.Application/Role/SysRoleService.cs b/YD_Event.Application/Role/SysRoleService.cs
index 51c0961..1784241 100644
--- a/YD_Event.Application/Role/SysRoleService.cs
+++ b/YD_Event.Application/Role/SysRoleService.cs
@@ -1,11 +1,12 @@
 using YD_Event.Application.Role.Dtos;
+using YD_Event.Core.Shared;
 
 namespace YD_Event.Application.Role;
 
 /// <summary>
 /// 角色管理
 /// </summary>
-public class SysRoleService : BaseService<SysRole>
+public class SysRoleService : BaseService<SysRole>, ITransient
 {
     private readonly ISqlSugarRepository<SysRole> _sysRoleRepository;
     private readonly ISqlSugarRepository<SysRoleMenu> _sysRoleMenuRepository;
@@ -28,7 +29,8 @@ public class SysRoleService : BaseService<SysRole>
     /// </summary>
     /// <param name="dto"></param>
     /// <returns></returns>
-    [HttpGet]
+    [DisplayName("角色分页查询")]
+    [HttpGet("page")]
     public async Task<PageResult<SysRolePageOutput>> Page([FromQuery] SysRoleQueryInput dto)
     {
         return await _sysRoleRepository.AsQueryable()
@@ -52,25 +54,22 @@ public class SysRoleService : BaseService<SysRole>
     /// </summary>
     /// <param name="dto"></param>
     /// <returns></returns>
-    [Description("添加角色")]
+    [DisplayName("添加角色")]
     [HttpPost("add")]
     [UnitOfWork]
     public async Task AddRole(AddSysRoleInput dto)
     {
-        if (await _sysRoleRepository.IsAnyAsync(x => x.Code == dto.Code))
-        {
-            throw Oops.Bah("角色编码已存在");
-        }
-
         var role = dto.Adapt<SysRole>();
         role.Id = _idGenerator.NewLong();
-        var roleMenus = dto.Menus.Select(x => new SysRoleMenu()
+        // 自动生成Code，避免重复
+        role.Code = $"Role_{role.Id}";
+        
+        if (await _sysRoleRepository.IsAnyAsync(x => x.Name == dto.Name))
         {
-            MenuId = x,
-            RoleId = role.Id
-        }).ToList();
+            throw new InvalidOperationException($"角色名称 {dto.Name} 已存在");
+        }
+
         await _sysRoleRepository.InsertAsync(role);
-        await _sysRoleMenuRepository.InsertRangeAsync(roleMenus);
     }
 
     /// <summary>
@@ -78,7 +77,7 @@ public class SysRoleService : BaseService<SysRole>
     /// </summary>
     /// <param name="dto"></param>
     /// <returns></returns>
-    [Description("更新角色")]
+    [DisplayName("更新角色")]
     [HttpPut("edit")]
     [UnitOfWork]
     public async Task UpdateRole(UpdateSysRoleInput dto)
@@ -86,22 +85,42 @@ public class SysRoleService : BaseService<SysRole>
         var sysRole = await _sysRoleRepository.GetByIdAsync(dto.Id);
         if (sysRole == null)
         {
-            throw Oops.Bah("无效参数");
+            throw new InvalidOperationException("角色不存在");
         }
-        if (await _sysRoleRepository.IsAnyAsync(x => x.Id != dto.Id && x.Code == dto.Code))
+        
+        if (await _sysRoleRepository.IsAnyAsync(x => x.Id != dto.Id && x.Name == dto.Name))
         {
-            throw Oops.Bah("角色编码已存在");
+            throw new InvalidOperationException($"角色名称 {dto.Name} 已存在");
         }
 
         dto.Adapt(sysRole);
-        var roleMenus = dto.Menus.Select(x => new SysRoleMenu()
+        await _sysRoleRepository.UpdateAsync(sysRole);
+    }
+
+    /// <summary>
+    /// 授权角色权限
+    /// </summary>
+    /// <param name="input"></param>
+    /// <returns></returns>
+    [DisplayName("授权角色权限")]
+    [HttpPost("grantPermission")]
+    [UnitOfWork]
+    public async Task GrantPermission(GrantRolePermissionInput input)
+    {
+        var sysRole = await _sysRoleRepository.GetByIdAsync(input.Id);
+        if (sysRole == null) throw new InvalidOperationException("角色不存在");
+
+        var roleMenus = input.MenuIds.Select(x => new SysRoleMenu()
         {
             MenuId = x,
-            RoleId = sysRole.Id
+            RoleId = input.Id
         }).ToList();
-        await _sysRoleRepository.UpdateAsync(sysRole);
-        await _sysRoleMenuRepository.DeleteAsync(x => x.RoleId == sysRole.Id);
-        await _sysRoleMenuRepository.InsertRangeAsync(roleMenus);
+
+        await _sysRoleMenuRepository.DeleteAsync(x => x.RoleId == input.Id);
+        if (roleMenus.Any())
+        {
+            await _sysRoleMenuRepository.InsertRangeAsync(roleMenus);
+        }
         await _easyCachingProvider.RemoveByPrefixAsync(CacheConst.PermissionKey);
     }
 
@@ -110,14 +129,16 @@ public class SysRoleService : BaseService<SysRole>
     /// </summary>
     /// <param name="id">角色id</param>
     /// <returns></returns>
-    [Description("获取角色可访问的菜单和按钮id")]
-    [HttpGet("getRuleMenu")]
-    public async Task<List<long>> GetRuleMenu([FromQuery] long id)
+    [DisplayName("获取角色可访问的菜单和按钮id")]
+    [HttpGet("getRoleMenu")]
+    public async Task<List<long>> GetRoleMenu([FromQuery] long id)
     {
-        return await _sysRoleRepository.AsQueryable().InnerJoin<SysRoleMenu>((role, roleMenu) => role.Id == roleMenu.RoleId)
+        return await _sysRoleRepository.AsQueryable()
+             .InnerJoin<SysRoleMenu>((role, roleMenu) => role.Id == roleMenu.RoleId)
              .InnerJoin<SysMenu>((role, roleMenu, menu) => roleMenu.MenuId == menu.Id)
              .Where((role, roleMenu, menu) => role.Id == id && menu.Status == AvailabilityStatus.Enable)
-             .Select((role, roleMenu) => roleMenu.MenuId).ToListAsync();
+             .Select((role, roleMenu) => roleMenu.MenuId)
+             .ToListAsync();
     }
 
     /// <summary>
@@ -125,7 +146,8 @@ public class SysRoleService : BaseService<SysRole>
     /// </summary>
     /// <param name="dto"></param>
     /// <returns></returns>
-    [Description("修改角色状态"), HttpPut("setStatus")]
+    [DisplayName("修改角色状态")]
+    [HttpPut("setStatus")]
     public override async Task SetStatus(AvailabilityDto dto)
     {
         await base.SetStatus(dto);
@@ -137,10 +159,13 @@ public class SysRoleService : BaseService<SysRole>
     /// </summary>
     /// <param name="dto"></param>
     /// <returns></returns>
-    [Description("删除角色"), HttpDelete("delete")]
+    [DisplayName("删除角色")]
+    [HttpDelete("delete")]
     public override async Task Delete(KeyDto dto)
     {
         await base.Delete(dto);
+        // 物理删除关联权限
+        await _sysRoleMenuRepository.DeleteAsync(x => x.RoleId == dto.Id);
         await _easyCachingProvider.RemoveByPrefixAsync(CacheConst.PermissionKey);
     }
 
@@ -148,8 +173,8 @@ public class SysRoleService : BaseService<SysRole>
     /// 角色下拉选项
     /// </summary>
     /// <returns></returns>
-    [Description("角色下拉选项")]
-    [HttpGet]
+    [DisplayName("角色下拉选项")]
+    [HttpGet("select")]
     public async Task<List<SelectOutput>> RoleSelect()
     {
         return await _sysRoleRepository.AsQueryable().Where(x => x.Status == AvailabilityStatus.Enable)
@@ -161,4 +186,4 @@ public class SysRoleService : BaseService<SysRole>
                 Label = x.Name
             }).ToListAsync();
     }
-}
\ No newline at end of file
+}
diff --git a/YD_Event.Application/User/Dtos/AddSysUserInput.cs b/YD_Event.Application/User/Dtos/AddSysUserInput.cs
index 102ab1e..1b5d592 100644
--- a/YD_Event.Application/User/Dtos/AddSysUserInput.cs
+++ b/YD_Event.Application/User/Dtos/AddSysUserInput.cs
@@ -2,13 +2,6 @@
 
 public class AddSysUserInput
 {
-    /// <summary>
-    /// 用户名
-    /// </summary>
-    [Required(ErrorMessage = "用户名为必填项")]
-    [MaxLength(32, ErrorMessage = "用户名限制32个字符内")]
-    public string Account { get; set; }
-
     /// <summary>
     /// 姓名
     /// </summary>
@@ -17,55 +10,20 @@ public class AddSysUserInput
     public string Name { get; set; }
 
     /// <summary>
-    /// 性别
+    /// 账号
     /// </summary>
-    public Gender Gender { get; set; }
+    [Required(ErrorMessage = "账号为必填项")]
+    [MaxLength(32, ErrorMessage = "账号限制32个字符内")]
+    public string Account { get; set; }
 
     /// <summary>
-    /// 组织机构id
-    /// </summary>
-    public long OrgId { get; set; }
-
-    /// <summary>
-    /// 昵称
-    /// </summary>
-    [DataValidation(AllowNullValue = true)]
-    [MaxLength(32, ErrorMessage = "昵称限制32个字符")]
-    public string NickName { get; set; }
-
-    /// <summary>
-    /// 生日
-    /// </summary>
-    public DateOnly? Birthday { get; set; }
-
-    /// <summary>
-    /// 手机号码
-    /// </summary>
-    [MaxLength(16, ErrorMessage = "手机号码限制16个字符内")]
-    [DataValidation(ValidationTypes.PhoneNumber, ErrorMessage = "手机号码不合法", AllowNullValue = true)]
-    public string Mobile { get; set; }
-
-    /// <summary>
-    /// 可用状态
-    /// </summary>
-    public AvailabilityStatus Status { get; set; }
-
-    /// <summary>
-    /// 邮箱
-    /// </summary>
-    [MaxLength(64, ErrorMessage = "邮箱限制64个字符内")]
-    [DataValidation(ValidationTypes.EmailAddress, ErrorMessage = "邮箱地址不合法", AllowNullValue = true)]
-    public string Email { get; set; }
-
-    /// <summary>
-    /// 备注
-    /// </summary>
-    [MaxLength(200, ErrorMessage = "备注限制200字符内")]
-    [DataValidation(AllowNullValue = true)]
-    public string Remark { get; set; }
-
-    /// <summary>
-    /// 角色
+    /// 关联角色ID集合
     /// </summary>
+    [Required(ErrorMessage = "请选择关联角色")]
     public List<long> Roles { get; set; }
-}
\ No newline at end of file
+
+    /// <summary>
+    /// 状态（默认启用）
+    /// </summary>
+    public AvailabilityStatus Status { get; set; } = AvailabilityStatus.Enable;
+}
diff --git a/YD_Event.Application/User/Dtos/GrantRoleInput.cs b/YD_Event.Application/User/Dtos/GrantRoleInput.cs
new file mode 100644
index 0000000..82af05e
--- /dev/null
+++ b/YD_Event.Application/User/Dtos/GrantRoleInput.cs
@@ -0,0 +1,16 @@
+namespace YD_Event.Application.User.Dtos;
+
+public class GrantRoleInput
+{
+    /// <summary>
+    /// 用户ID
+    /// </summary>
+    [Required]
+    public long UserId { get; set; }
+
+    /// <summary>
+    /// 角色ID集合
+    /// </summary>
+    [Required]
+    public List<long> RoleIds { get; set; }
+}
diff --git a/YD_Event.Application/User/Dtos/QuerySysUserInput.cs b/YD_Event.Application/User/Dtos/QuerySysUserInput.cs
index d019e42..92c28a2 100644
--- a/YD_Event.Application/User/Dtos/QuerySysUserInput.cs
+++ b/YD_Event.Application/User/Dtos/QuerySysUserInput.cs
@@ -7,18 +7,23 @@ public class QuerySysUserInput : Pagination
     /// </summary>
     public string Account { get; set; }
 
-    /// <summary>
-    /// 组织机构Id
-    /// </summary>
-    public long? OrgId { get; set; }
-
-    /// <summary>
-    /// 手机号
-    /// </summary>
-    public string Mobile { get; set; }
-
     /// <summary>
     /// 姓名
     /// </summary>
     public string Name { get; set; }
-}
\ No newline at end of file
+
+    /// <summary>
+    /// 关联角色ID
+    /// </summary>
+    public long? RoleId { get; set; }
+
+    /// <summary>
+    /// 开始时间
+    /// </summary>
+    public DateTime? StartTime { get; set; }
+
+    /// <summary>
+    /// 结束时间
+    /// </summary>
+    public DateTime? EndTime { get; set; }
+}
diff --git a/YD_Event.Application/User/Dtos/SysUserPageOutput.cs b/YD_Event.Application/User/Dtos/SysUserPageOutput.cs
index 4fe0561..338f536 100644
--- a/YD_Event.Application/User/Dtos/SysUserPageOutput.cs
+++ b/YD_Event.Application/User/Dtos/SysUserPageOutput.cs
@@ -7,35 +7,15 @@ public class SysUserPageOutput : KeyDto
     /// </summary>
     public string Name { get; set; }
 
-    /// <summary>
-    /// 状态
-    /// </summary>
-    public AvailabilityStatus Status { get; set; }
-
     /// <summary>
     /// 账户名
     /// </summary>
     public string Account { get; set; }
 
     /// <summary>
-    /// 生日
+    /// 关联角色名称（逗号分隔）
     /// </summary>
-    public DateOnly? Birthday { get; set; }
-
-    /// <summary>
-    /// 手机号码
-    /// </summary>
-    public string Mobile { get; set; }
-
-    /// <summary>
-    /// 性别
-    /// </summary>
-    public Gender Gender { get; set; }
-
-    /// <summary>
-    /// 昵称
-    /// </summary>
-    public string NickName { get; set; }
+    public string RoleNames { get; set; }
 
     /// <summary>
     /// 创建时间
@@ -43,7 +23,7 @@ public class SysUserPageOutput : KeyDto
     public DateTime CreatedTime { get; set; }
 
     /// <summary>
-    /// 邮箱
+    /// 状态
     /// </summary>
-    public string Email { get; set; }
-}
\ No newline at end of file
+    public AvailabilityStatus Status { get; set; }
+}
diff --git a/YD_Event.Application/User/SysUserService.cs b/YD_Event.Application/User/SysUserService.cs
index 8562401..cda7c5b 100644
--- a/YD_Event.Application/User/SysUserService.cs
+++ b/YD_Event.Application/User/SysUserService.cs
@@ -1,6 +1,7 @@
 using YD_Event.Application.Auth;
 using YD_Event.Application.Menu;
 using YD_Event.Application.User.Dtos;
+using YD_Event.Core.Shared;
 
 namespace YD_Event.Application.User;
 
@@ -11,6 +12,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
 {
     private readonly ISqlSugarRepository<SysUser> _repository;
     private readonly ISqlSugarRepository<SysUserRole> _userRoleRepository;
+    private readonly ISqlSugarRepository<SysRole> _roleRepository;
     private readonly ISqlSugarRepository<SysOrganization> _orgRepository;
     private readonly SysMenuService _sysMenuService;
     private readonly AuthManager _authManager;
@@ -19,6 +21,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
 
     public SysUserService(ISqlSugarRepository<SysUser> repository,
         ISqlSugarRepository<SysUserRole> userRoleRepository,
+        ISqlSugarRepository<SysRole> roleRepository,
         ISqlSugarRepository<SysOrganization> orgRepository,
         SysMenuService sysMenuService,
         AuthManager authManager,
@@ -27,6 +30,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
     {
         _repository = repository;
         _userRoleRepository = userRoleRepository;
+        _roleRepository = roleRepository;
         _orgRepository = orgRepository;
         _sysMenuService = sysMenuService;
         _authManager = authManager;
@@ -40,35 +44,52 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// <param name="dto"></param>
     /// <returns></returns>
     [DisplayName("系统用户分页查询")]
-    [HttpGet]
+    [HttpGet("page")]
     public async Task<PageResult<SysUserPageOutput>> Page([FromQuery] QuerySysUserInput dto)
     {
-        List<long> orgIdList = new List<long>();
-        if (dto.OrgId.HasValue)
-        {
-            orgIdList.Add(dto.OrgId.Value);
-            var list = await _orgRepository.AsQueryable().ToChildListAsync(x => x.ParentId, dto.OrgId);
-            orgIdList.AddRange(list.Select(x => x.Id));
-        }
-        return await _repository.AsQueryable()
-            .Where(x => x.Id > 1)
+        // 构造基本查询
+        var query = _repository.AsQueryable()
+            .Where(x => x.Id > 1) // 排除超级管理员或特定ID
             .WhereIF(!string.IsNullOrWhiteSpace(dto.Name), x => x.Name.Contains(dto.Name))
             .WhereIF(!string.IsNullOrWhiteSpace(dto.Account), x => x.Account.Contains(dto.Account))
-            .WhereIF(!string.IsNullOrWhiteSpace(dto.Mobile), x => x.Mobile.Contains(dto.Mobile))
-            .WhereIF(orgIdList.Any(), x => orgIdList.Contains(x.OrgId))
-            .Select(x => new SysUserPageOutput
-            {
-                Name = x.Name,
-                Status = x.Status,
-                Account = x.Account,
-                Birthday = x.Birthday,
-                Mobile = x.Mobile,
-                Gender = x.Gender,
-                NickName = x.NickName,
-                CreatedTime = x.CreatedTime,
-                Email = x.Email,
-                Id = x.Id
-            }).ToPagedListAsync(dto);
+            .WhereIF(dto.StartTime.HasValue, x => x.CreatedTime >= dto.StartTime.Value)
+            .WhereIF(dto.EndTime.HasValue, x => x.CreatedTime <= dto.EndTime.Value);
+
+        // 如果需要按角色筛选
+        if (dto.RoleId.HasValue)
+        {
+            query = query.InnerJoin<SysUserRole>((u, ur) => u.Id == ur.UserId && ur.RoleId == dto.RoleId.Value);
+        }
+
+        var entityList = await query.ToPagedListAsync(dto);
+
+        // 转换并填充角色名称
+        var resultList = new List<SysUserPageOutput>();
+        
+        // 批量获取角色信息优化性能
+        var userIds = entityList.Rows.Select(x => x.Id).ToList();
+        var userRoles = await _userRoleRepository.AsQueryable()
+            .InnerJoin<SysRole>((ur, r) => ur.RoleId == r.Id)
+            .Where((ur, r) => userIds.Contains(ur.UserId))
+            .Select((ur, r) => new { ur.UserId, RoleName = r.Name })
+            .ToListAsync();
+
+        foreach (var user in entityList.Rows)
+        {
+            var output = user.Adapt<SysUserPageOutput>();
+            var roles = userRoles.Where(x => x.UserId == user.Id).Select(x => x.RoleName).ToList();
+            output.RoleNames = string.Join("，", roles);
+            resultList.Add(output);
+        }
+
+        return new PageResult<SysUserPageOutput>
+        {
+            PageNo = entityList.PageNo,
+            PageSize = entityList.PageSize,
+            Total = entityList.Total,
+            Rows = resultList,
+            Pages = entityList.Pages
+        };
     }
 
     /// <summary>
@@ -76,21 +97,36 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// </summary>
     /// <param name="dto"></param>
     /// <returns></returns>
-    [UnitOfWork, HttpPost("add")]
+    [UnitOfWork, HttpPost]
     [DisplayName("添加系统用户")]
     public async Task AddUser(AddSysUserInput dto)
     {
+        // 校验账号是否已存在
+        if (await _repository.IsAnyAsync(x => x.Account == dto.Account))
+            throw new InvalidOperationException($"账号 {dto.Account} 已存在");
+
         var user = dto.Adapt<SysUser>();
         user.Id = _idGenerator.NextId();
         string encode = _idGenerator.Encode(user.Id);
-        user.Password = MD5Encryption.Encrypt(encode + "123456");
-        var roles = dto.Roles.Select(x => new SysUserRole()
+        user.Password = MD5Encryption.Encrypt(encode + "123456"); // 默认密码
+        user.CreatedTime = DateTime.Now; // 确保设置创建时间
+        
+        // 处理角色关联
+        var roles = new List<SysUserRole>();
+        if (dto.Roles != null && dto.Roles.Any())
         {
-            RoleId = x,
-            UserId = user.Id
-        }).ToList();
+            roles = dto.Roles.Select(x => new SysUserRole()
+            {
+                RoleId = x,
+                UserId = user.Id
+            }).ToList();
+        }
+
         await _repository.InsertAsync(user);
-        await _userRoleRepository.InsertRangeAsync(roles);
+        if (roles.Any())
+        {
+            await _userRoleRepository.InsertRangeAsync(roles);
+        }
     }
 
     /// <summary>
@@ -99,21 +135,69 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// <param name="dto"></param>
     /// <returns></returns>
     [DisplayName("更新系统用户信息")]
-    [UnitOfWork, HttpPut("edit")]
+    [UnitOfWork, HttpPut]
     public async Task UpdateUser(UpdateSysUserInput dto)
     {
         var user = await _repository.GetByIdAsync(dto.Id);
-        if (user == null) throw Oops.Bah("无效参数");
+        if (user == null) throw new InvalidOperationException("用户不存在");
+
+        // 校验账号是否重复（排除自己）
+        if (await _repository.IsAnyAsync(x => x.Account == dto.Account && x.Id != dto.Id))
+            throw new InvalidOperationException($"账号 {dto.Account} 已被使用");
 
         dto.Adapt(user);
-        var roles = dto.Roles.Select(x => new SysUserRole()
+        
+        // 处理角色关联：先删后加
+        var roles = new List<SysUserRole>();
+        if (dto.Roles != null && dto.Roles.Any())
         {
-            RoleId = x,
-            UserId = user.Id
-        }).ToList();
+            roles = dto.Roles.Select(x => new SysUserRole()
+            {
+                RoleId = x,
+                UserId = user.Id
+            }).ToList();
+        }
+
         await _repository.UpdateAsync(user);
         await _userRoleRepository.DeleteAsync(x => x.UserId == user.Id);
-        await _userRoleRepository.InsertRangeAsync(roles);
+        if (roles.Any())
+        {
+            await _userRoleRepository.InsertRangeAsync(roles);
+        }
+        
+        await _easyCachingProvider.RemoveByPrefixAsync(CacheConst.PermissionKey);
+    }
+
+    /// <summary>
+    /// 删除系统用户
+    /// </summary>
+    /// <param name="dto"></param>
+    /// <returns></returns>
+    [DisplayName("删除系统用户")]
+    [HttpDelete]
+    public override async Task Delete(KeyDto dto)
+    {
+        await base.Delete(dto);
+        await _easyCachingProvider.RemoveByPrefixAsync(CacheConst.PermissionKey);
+    }
+    [DisplayName("关联角色")]
+    [HttpPost("grantRole")]
+    public async Task GrantRole(GrantRoleInput input)
+    {
+        var user = await _repository.GetByIdAsync(input.UserId);
+        if (user == null) throw new InvalidOperationException("用户不存在");
+
+        var roles = input.RoleIds.Select(x => new SysUserRole()
+        {
+            RoleId = x,
+            UserId = input.UserId
+        }).ToList();
+
+        await _userRoleRepository.DeleteAsync(x => x.UserId == input.UserId);
+        if (roles.Any())
+        {
+            await _userRoleRepository.InsertRangeAsync(roles);
+        }
         await _easyCachingProvider.RemoveByPrefixAsync(CacheConst.PermissionKey);
     }
 
@@ -122,7 +206,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// </summary>
     /// <param name="id"></param>
     /// <returns></returns>
-    [HttpGet]
+    [HttpGet("detail")]
     public async Task<UpdateSysUserInput> Detail([FromQuery] long id)
     {
         return await _repository.AsQueryable().Where(x => x.Id == id)
@@ -131,14 +215,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
                   Id = x.Id,
                   Name = x.Name,
                   Status = x.Status,
-                  OrgId = x.OrgId,
                   Account = x.Account,
-                  Mobile = x.Mobile,
-                  Remark = x.Remark,
-                  Birthday = x.Birthday,
-                  Email = x.Email,
-                  Gender = x.Gender,
-                  NickName = x.NickName,
                   Roles = SqlFunc.Subqueryable<SysUserRole>().Where(s => s.UserId == x.Id).ToList(s => s.RoleId)
               }).FirstAsync();
     }
@@ -148,7 +225,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// </summary>
     /// <returns></returns>
     [DisplayName("重置系统用户密码")]
-    [HttpPatch]
+    [HttpPatch("reset")]
     public async Task Reset(ResetPasswordInput dto)
     {
         string encrypt = MD5Encryption.Encrypt(_idGenerator.Encode(dto.Id) + dto.Password);
@@ -163,7 +240,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// </summary>
     /// <returns></returns>
     [DisplayName("获取登录用户的信息")]
-    [HttpGet]
+    [HttpGet("currentUserInfo")]
     public async Task<SysUserInfoOutput> CurrentUserInfo()
     {
         var userId = _authManager.UserId;
@@ -206,7 +283,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// <param name="dto"></param>
     /// <returns></returns>
     [DisplayName("用户修改账户密码")]
-    [HttpPatch]
+    [HttpPatch("changePassword")]
     public async Task ChangePassword(ChangePasswordOutput dto)
     {
         var userId = _authManager.UserId;
@@ -232,7 +309,7 @@ public class SysUserService : BaseService<SysUser>, ITransient
     /// <param name="url"></param>
     /// <returns></returns>
     [DisplayName("用户修改头像")]
-    [HttpPatch]
+    [HttpPatch("uploadAvatar")]
     public async Task UploadAvatar([FromBody] string url)
     {
         long userId = _authManager.UserId;
@@ -261,4 +338,4 @@ public class SysUserService : BaseService<SysUser>, ITransient
             NickName = dto.NickName
         }, x => x.Id == userId);
     }
-}
\ No newline at end of file
+}
diff --git a/YD_Event.Application/YD_Event.Application.xml b/YD_Event.Application/YD_Event.Application.xml
index fcf1020..29a5927 100644
--- a/YD_Event.Application/YD_Event.Application.xml
+++ b/YD_Event.Application/YD_Event.Application.xml
@@ -1794,29 +1794,29 @@
             角色名称
             </summary>
         </member>
-        <member name="P:YD_Event.Application.Role.Dtos.AddSysRoleInput.Status">
-            <summary>
-            状态
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.Role.Dtos.AddSysRoleInput.Code">
-            <summary>
-            角色编码
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.Role.Dtos.AddSysRoleInput.Sort">
-            <summary>
-            排序值
-            </summary>
-        </member>
         <member name="P:YD_Event.Application.Role.Dtos.AddSysRoleInput.Remark">
             <summary>
             备注
             </summary>
         </member>
-        <member name="P:YD_Event.Application.Role.Dtos.AddSysRoleInput.Menus">
+        <member name="P:YD_Event.Application.Role.Dtos.AddSysRoleInput.Sort">
             <summary>
-            授权按钮菜单Id
+            排序
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Role.Dtos.AddSysRoleInput.Status">
+            <summary>
+            状态
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Role.Dtos.GrantRolePermissionInput.Id">
+            <summary>
+            角色ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Role.Dtos.GrantRolePermissionInput.MenuIds">
+            <summary>
+            菜单ID集合
             </summary>
         </member>
         <member name="P:YD_Event.Application.Role.Dtos.SysRolePageOutput.Id">
@@ -1861,7 +1861,7 @@
         </member>
         <member name="P:YD_Event.Application.Role.Dtos.UpdateSysRoleInput.Id">
             <summary>
-            角色Id
+            主键Id
             </summary>
         </member>
         <member name="T:YD_Event.Application.Role.SysRoleService">
@@ -1890,7 +1890,14 @@
             <param name="dto"></param>
             <returns></returns>
         </member>
-        <member name="M:YD_Event.Application.Role.SysRoleService.GetRuleMenu(System.Int64)">
+        <member name="M:YD_Event.Application.Role.SysRoleService.GrantPermission(YD_Event.Application.Role.Dtos.GrantRolePermissionInput)">
+            <summary>
+            授权角色权限
+            </summary>
+            <param name="input"></param>
+            <returns></returns>
+        </member>
+        <member name="M:YD_Event.Application.Role.SysRoleService.GetRoleMenu(System.Int64)">
             <summary>
             获取角色可访问的菜单和按钮id
             </summary>
@@ -1986,59 +1993,24 @@
             <param name="dto"></param>
             <returns></returns>
         </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Account">
-            <summary>
-            用户名
-            </summary>
-        </member>
         <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Name">
             <summary>
             姓名
             </summary>
         </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Gender">
+        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Account">
             <summary>
-            性别
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.OrgId">
-            <summary>
-            组织机构id
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.NickName">
-            <summary>
-            昵称
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Birthday">
-            <summary>
-            生日
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Mobile">
-            <summary>
-            手机号码
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Status">
-            <summary>
-            可用状态
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Email">
-            <summary>
-            邮箱
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Remark">
-            <summary>
-            备注
+            账号
             </summary>
         </member>
         <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Roles">
             <summary>
-            角色
+            关联角色ID集合
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.User.Dtos.AddSysUserInput.Status">
+            <summary>
+            状态（默认启用）
             </summary>
         </member>
         <member name="P:YD_Event.Application.User.Dtos.AuthAccountPageOutput.Id">
@@ -2091,26 +2063,41 @@
             新密码
             </summary>
         </member>
+        <member name="P:YD_Event.Application.User.Dtos.GrantRoleInput.UserId">
+            <summary>
+            用户ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.User.Dtos.GrantRoleInput.RoleIds">
+            <summary>
+            角色ID集合
+            </summary>
+        </member>
         <member name="P:YD_Event.Application.User.Dtos.QuerySysUserInput.Account">
             <summary>
             账号
             </summary>
         </member>
-        <member name="P:YD_Event.Application.User.Dtos.QuerySysUserInput.OrgId">
-            <summary>
-            组织机构Id
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.QuerySysUserInput.Mobile">
-            <summary>
-            手机号
-            </summary>
-        </member>
         <member name="P:YD_Event.Application.User.Dtos.QuerySysUserInput.Name">
             <summary>
             姓名
             </summary>
         </member>
+        <member name="P:YD_Event.Application.User.Dtos.QuerySysUserInput.RoleId">
+            <summary>
+            关联角色ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.User.Dtos.QuerySysUserInput.StartTime">
+            <summary>
+            开始时间
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.User.Dtos.QuerySysUserInput.EndTime">
+            <summary>
+            结束时间
+            </summary>
+        </member>
         <member name="P:YD_Event.Application.User.Dtos.ResetPasswordInput.Password">
             <summary>
             密码
@@ -2191,34 +2178,14 @@
             姓名
             </summary>
         </member>
-        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.Status">
-            <summary>
-            状态
-            </summary>
-        </member>
         <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.Account">
             <summary>
             账户名
             </summary>
         </member>
-        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.Birthday">
+        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.RoleNames">
             <summary>
-            生日
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.Mobile">
-            <summary>
-            手机号码
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.Gender">
-            <summary>
-            性别
-            </summary>
-        </member>
-        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.NickName">
-            <summary>
-            昵称
+            关联角色名称（逗号分隔）
             </summary>
         </member>
         <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.CreatedTime">
@@ -2226,9 +2193,9 @@
             创建时间
             </summary>
         </member>
-        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.Email">
+        <member name="P:YD_Event.Application.User.Dtos.SysUserPageOutput.Status">
             <summary>
-            邮箱
+            状态
             </summary>
         </member>
         <member name="P:YD_Event.Application.User.Dtos.UpdateCurrentUserInput.Name">
@@ -2292,6 +2259,13 @@
             <param name="dto"></param>
             <returns></returns>
         </member>
+        <member name="M:YD_Event.Application.User.SysUserService.Delete(YD_Event.Core.Shared.KeyDto)">
+            <summary>
+            删除系统用户
+            </summary>
+            <param name="dto"></param>
+            <returns></returns>
+        </member>
         <member name="M:YD_Event.Application.User.SysUserService.Detail(System.Int64)">
             <summary>
             系统用户详情