From c3c153635f155ca9af7da867bcfe401baf7a25e8 Mon Sep 17 00:00:00 2001
From: milimoe <mili@wrss.org>
Date: Mon, 16 Oct 2023 20:56:01 +0800
Subject: [PATCH] Add Authenticator

---
 Api/Transmittal/SQLHelper.cs                 |  2 +-
 Interface/Base/ISQLHelper.cs                 |  2 +-
 Library/Common/Architecture/Authenticator.cs | 32 ++++++++++++++++++++
 3 files changed, 34 insertions(+), 2 deletions(-)
 create mode 100644 Library/Common/Architecture/Authenticator.cs

diff --git a/Api/Transmittal/SQLHelper.cs b/Api/Transmittal/SQLHelper.cs
index e7e8781..55c799b 100644
--- a/Api/Transmittal/SQLHelper.cs
+++ b/Api/Transmittal/SQLHelper.cs
@@ -14,10 +14,10 @@ namespace Milimoe.FunGame.Core.Api.Transmittal
         public abstract string Script { get; set; }
         public abstract CommandType CommandType { get; set; }
         public abstract SQLResult Result { get; }
-        public abstract bool Success { get; }
         public abstract SQLServerInfo ServerInfo { get; }
         public abstract int UpdateRows { get; }
         public abstract DataSet DataSet { get; }
+        public bool Success => Result == SQLResult.Success;
 
         /// <summary>
         /// 执行一个命令
diff --git a/Interface/Base/ISQLHelper.cs b/Interface/Base/ISQLHelper.cs
index 81d339c..545688f 100644
--- a/Interface/Base/ISQLHelper.cs
+++ b/Interface/Base/ISQLHelper.cs
@@ -10,10 +10,10 @@ namespace Milimoe.FunGame.Core.Interface.Base
         public string Script { get; set; }
         public CommandType CommandType { get; set; }
         public SQLResult Result { get; }
-        public bool Success { get; }
         public SQLServerInfo ServerInfo { get; }
         public int UpdateRows { get; }
         public DataSet DataSet { get; }
+        public bool Success { get; }
 
         public int Execute();
         public DataSet ExecuteDataSet();
diff --git a/Library/Common/Architecture/Authenticator.cs b/Library/Common/Architecture/Authenticator.cs
new file mode 100644
index 0000000..6610290
--- /dev/null
+++ b/Library/Common/Architecture/Authenticator.cs
@@ -0,0 +1,32 @@
+using System.Data;
+using Milimoe.FunGame.Core.Api.Transmittal;
+
+namespace Milimoe.FunGame.Core.Library.Common.Architecture
+{
+    public abstract class Authenticator
+    {
+        private readonly SQLHelper SQLHelper;
+
+        public Authenticator(SQLHelper SQLHelper)
+        {
+            this.SQLHelper = SQLHelper;
+        }
+
+        public bool Authenticate<T>(string script, string column, T keyword)
+        {
+            SQLHelper.ExecuteDataSet(script);
+            if (SQLHelper.Success)
+            {
+                DataSet ds = SQLHelper.DataSet;
+                if (ds.Tables.Count > 0 &&
+                    ds.Tables[0].Columns.Contains(column) &&
+                    ds.Tables[0].Rows.Count > 0 &&
+                    ds.Tables[0].AsEnumerable().Where(row => row.Field<T>(column)!.Equals(keyword)).Any())
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+}