Merge pull request 'main' (#32) from main into feature-nxdev

Reviewed-on: #32

backend/IM_API/Dtos/FriendDto.cs

@@ -1,7 +1,31 @@
 using IM_API.Models;
+using System.ComponentModel.DataAnnotations;
 
 namespace IM_API.Dtos
 {
-    public record FriendInfoDto(int Id, int UserId,int FriendId,FriendStatus StatusEnum,DateTime Created,string RemarkName,string? Avatar);
-    public record FriendRequestHandleDto(HandleFriendRequestAction action,string? remarkName);
+    public record FriendInfoDto
+    {
+        public int Id { get; init; }
+
+        public int UserId { get; init; }
+
+        public int FriendId { get; init; }
+
+        public FriendStatus StatusEnum { get; init; }
+
+        public DateTime Created { get; init; }
+
+        public string RemarkName { get; init; } = string.Empty;
+
+        public string? Avatar { get; init; }
+    }
+
+    public record FriendRequestHandleDto
+    {
+        [Required(ErrorMessage = "操作必填")]
+        public HandleFriendRequestAction Action { get; init; }
+
+        [StringLength(20, ErrorMessage = "备注名最大20个字符")]
+        public string? RemarkName { get; init; }
+    }
 }

backend/IM_API/Dtos/FriendRequestDto.cs

@@ -1,10 +1,15 @@
-namespace IM_API.Dtos
+using System.ComponentModel.DataAnnotations;
+
+namespace IM_API.Dtos
 {
     public class FriendRequestDto
     {
         public int FromUserId { get; set; }
         public int ToUserId { get; set; }
+        [Required(ErrorMessage = "备注名必填")]
+        [StringLength(20, ErrorMessage = "备注名不能超过20位字符")]
         public string? RemarkName { get; set; }
+        [StringLength(50, ErrorMessage = "描述不能超过50字符")]
         public string? Description { get; set; }
     }
 }

backend/IM_API/Dtos/LoginRequestDto.cs

@@ -1,8 +1,17 @@
-namespace IM_API.Dtos
+using IM_API.Tools;
+using System.ComponentModel.DataAnnotations;
+
+namespace IM_API.Dtos
 {
     public class LoginRequestDto
     {
+        [Required(ErrorMessage = "用户名不能为空")]
+        [StringLength(20, ErrorMessage = "用户名不能超过20字符")]
+        [RegularExpression(@"^[A-Za-z0-9]+$",ErrorMessage = "用户名只能为英文或数字")]
         public string Username { get; set; }
+
+        [Required(ErrorMessage = "密码不能为空")]
+        [StringLength(50, ErrorMessage = "密码不能超过50字符")]
         public string Password { get; set; }
     }
 }

backend/IM_API/Dtos/RegisterRequestDto.cs

@@ -1,9 +1,19 @@
-namespace IM_API.Dtos
+using System.ComponentModel.DataAnnotations;
+
+namespace IM_API.Dtos
 {
     public class RegisterRequestDto
     {
+        [Required(ErrorMessage = "用户名不能为空")]
+        [MaxLength(20, ErrorMessage = "用户名不能超过20字符")]
+        [RegularExpression(@"^[A-Za-z0-9]+$", ErrorMessage = "用户名只能为英文或数字")]
         public string Username { get; set; }
+        [Required(ErrorMessage = "密码不能为空")]
+        [MaxLength(50, ErrorMessage = "密码不能超过50字符")]
         public string Password { get; set; }
+        [Required(ErrorMessage = "昵称不能为空")]
+        [MaxLength(20, ErrorMessage = "昵称不能超过20字符")]
+
         public string? NickName { get; set; }
     }
 }

backend/IM_API/Dtos/UpdateUserDto.cs

@@ -1,7 +1,10 @@
-namespace IM_API.Dtos
+using System.ComponentModel.DataAnnotations;
+
+namespace IM_API.Dtos
 {
     public class UpdateUserDto
     {
+        [MaxLength(20, ErrorMessage = "昵称不能超过50字符")]
         public string? NickName { get; set; }
         public string? Avatar { get; set; }
 

backend/IM_API/Dtos/UserDto.cs

@@ -1,7 +1,21 @@
 using IM_API.Models;
+using System.ComponentModel.DataAnnotations;
 
 namespace IM_API.Dtos
 {
-    public record PasswordResetDto(string oldPassword,string Password);
-    public record OnlineStatusSetDto(UserOnlineStatus OnlineStatus);
+    public record PasswordResetDto
+    {
+        [Required(ErrorMessage = "旧密码不能为空")]
+        public string OldPassword { get; init; }
+
+        [Required(ErrorMessage = "新密码不能为空")]
+        [MaxLength(50, ErrorMessage = "密码不能超过50个字符")]
+        public string Password { get; init; }
+    }
+
+    public record OnlineStatusSetDto
+    {
+        [Required]
+        public UserOnlineStatus OnlineStatus { get; init; }
+    }
 }