From b6043126fae039c58512f60a576b10925b06df4c Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 29 Jan 2020 00:17:45 +0800
Subject: ...

---
 Timeline/Services/UserDetailService.cs | 102 ---------------------------------
 1 file changed, 102 deletions(-)
 delete mode 100644 Timeline/Services/UserDetailService.cs

(limited to 'Timeline/Services/UserDetailService.cs')

diff --git a/Timeline/Services/UserDetailService.cs b/Timeline/Services/UserDetailService.cs
deleted file mode 100644
index 4f4a7942..00000000
--- a/Timeline/Services/UserDetailService.cs
+++ /dev/null
@@ -1,102 +0,0 @@
-using Microsoft.Extensions.Logging;
-using System;
-using System.Linq;
-using System.Threading.Tasks;
-using Timeline.Entities;
-using static Timeline.Resources.Services.UserDetailService;
-
-namespace Timeline.Services
-{
-    public interface IUserDetailService
-    {
-        /// <summary>
-        /// Get the nickname of the user with given username.
-        /// If the user does not set a nickname, the username is returned as the nickname.
-        /// </summary>
-        /// <param name="username">The username of the user to get nickname of.</param>
-        /// <returns>The nickname of the user.</returns>
-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="username"/> is null.</exception>
-        /// <exception cref="UsernameBadFormatException">Thrown when <paramref name="username"/> is of bad format.</exception>
-        /// <exception cref="UserNotExistException">Thrown when the user does not exist.</exception>
-        Task<string> GetNickname(string username);
-
-        /// <summary>
-        /// Set the nickname of the user with given username.
-        /// </summary>
-        /// <param name="username">The username of the user to set nickname of.</param>
-        /// <param name="nickname">The nickname. Pass null to unset.</param>
-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="username"/> is null.</exception>
-        /// <exception cref="ArgumentException">Thrown when <paramref name="nickname"/> is not null but its length is bigger than 10.</exception>
-        /// <exception cref="UsernameBadFormatException">Thrown when <paramref name="username"/> is of bad format.</exception>
-        /// <exception cref="UserNotExistException">Thrown when the user does not exist.</exception>
-        Task SetNickname(string username, string? nickname);
-    }
-
-    public class UserDetailService : IUserDetailService
-    {
-        private readonly DatabaseContext _database;
-
-        private readonly ILogger<UserDetailService> _logger;
-
-        public UserDetailService(DatabaseContext database, ILogger<UserDetailService> logger)
-        {
-            _database = database;
-            _logger = logger;
-        }
-
-        public async Task<string> GetNickname(string username)
-        {
-            var userId = await DatabaseExtensions.CheckAndGetUser(_database.Users, username);
-            var nickname = _database.UserDetails.Where(d => d.UserId == userId).Select(d => new { d.Nickname }).SingleOrDefault()?.Nickname;
-            return nickname ?? username;
-        }
-
-        public async Task SetNickname(string username, string? nickname)
-        {
-            if (nickname != null && nickname.Length > 10)
-            {
-                throw new ArgumentException(ExceptionNicknameTooLong, nameof(nickname));
-            }
-            var userId = await DatabaseExtensions.CheckAndGetUser(_database.Users, username);
-            var userDetail = _database.UserDetails.Where(d => d.UserId == userId).SingleOrDefault();
-            if (nickname == null)
-            {
-                if (userDetail == null || userDetail.Nickname == null)
-                {
-                    return;
-                }
-                else
-                {
-                    userDetail.Nickname = null;
-                    await _database.SaveChangesAsync();
-                    _logger.LogInformation(LogEntityNicknameSetToNull, userId);
-                }
-            }
-            else
-            {
-                var create = userDetail == null;
-                if (create)
-                {
-                    userDetail = new UserDetailEntity
-                    {
-                        UserId = userId
-                    };
-                }
-                userDetail!.Nickname = nickname;
-                if (create)
-                {
-                    _database.UserDetails.Add(userDetail);
-                }
-                await _database.SaveChangesAsync();
-                if (create)
-                {
-                    _logger.LogInformation(LogEntityNicknameCreate, userId, nickname);
-                }
-                else
-                {
-                    _logger.LogInformation(LogEntityNicknameSetNotNull, userId, nickname);
-                }
-            }
-        }
-    }
-}
-- 
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