登录连接信息

AppShell.xaml.cs

@@ -13,22 +13,21 @@ namespace SunlightAggregationTerminal
         }
 
 
-        private void Shell_Loaded(object sender, EventArgs e)
+        private async void Shell_Loaded(object sender, EventArgs e)
         {
             //打开登录
             if (!App.GlobalData.LogNo)
             {
                 var logpage = new View.LogPage();
-                Navigation.PushModalAsync(new NavigationPage(logpage));
+                await Navigation.PushModalAsync(new NavigationPage(logpage));
             }
             else
             {//发送登录请求
-              /*  var dat = TcpServer.Query("");
-                if (dat != null)
+                if (await AppModels.LogIn())
                 {//拒绝登陆时打开登录页面
                     var logpage = new View.LogPage();
-                    Navigation.PushModalAsync(logpage);
-                }*/
+                    await Navigation.PushModalAsync(logpage);
+                }
             }
         }
     }

Class/SQLiteConfig.cs

@@ -234,10 +234,15 @@ namespace SunlightAggregationTerminal.Class
                 reader.Close(); // 记得关闭 Reader
 
                 // 检查并添加缺失字段 (直接拼接 SQL)
-                // 检查 Enterprise  
-                if (!existingColumns.Contains("Enterprise"))
+                if (!existingColumns.Contains("START"))
                 {
-                    string sql = "ALTER TABLE Server ADD COLUMN Enterprise TEXT NULL;";
+                    string sql = "ALTER TABLE Server ADD COLUMN START BOOL DEFAULT (0);";
+                    SQLitedata.ExecuteNonQuery(sql, null);
+                }
+                // 检查 Server  
+                if (!existingColumns.Contains("Server"))
+                {
+                    string sql = "ALTER TABLE Server ADD COLUMN Server TEXT NULL;";
                     SQLitedata.ExecuteNonQuery(sql, null);
                 }
                 // 检查 ServerID
@@ -300,7 +305,8 @@ namespace SunlightAggregationTerminal.Class
             // 建表语句
             string createSql = @"
             CREATE TABLE Server (
-                Enterprise TEXT,
+                START BOOL DEFAULT (0),
+                Server TEXT,
                 ServerID TEXT
             );";
 

Models/AppModels.cs

@@ -66,6 +66,36 @@ namespace SunlightAggregationTerminal.Models
 
             return userdata;
         }
+        
+        public async static Task<bool> LogIn()
+        {
+            App.GlobalData.LogNo = false;
+
+            //发生登录请求
+
+            // 创建一个 5 秒的延时任务
+            Task delayTask = Task.Delay(15000);
+            // 创建一个监测任务，不断检查变量
+            Task monitorTask = Task.Run(async () =>
+            {
+                while (!App.GlobalData.LogNo)
+                {
+                    // 每隔 100 毫秒检查一次，避免 CPU 占用过高
+                    await Task.Delay(100);
+                }
+            });
+            // 使用 Task.WhenAny 等待任意一个任务完成
+            await Task.WhenAny(delayTask, monitorTask);
+
+            if (App.GlobalData.LogNo)
+            {
+                return true;
+            }
+            else
+            {
+                return false;
+            }
+        }
 
         public static string GetAppUniqueId()
         {
@@ -85,5 +115,25 @@ namespace SunlightAggregationTerminal.Models
             return id;
         }
 
+        public static string? GetSERVER()
+        {
+            const string key = "sunlight_server";
+
+            // 尝试从安全存储中读取
+            string? dat = SecureStorage.GetAsync(key).Result;
+            return dat;
+        }
+        public static void GetSERVERWait(string dat)
+        {
+            const string key = "sunlight_server";
+
+            if (string.IsNullOrEmpty(dat))
+            {
+                // 如果不存在，生成一个新的 GUID
+                dat = Guid.NewGuid().ToString();
+                // 保存到安全存储
+                SecureStorage.SetAsync(key, dat).Wait();
+            }
+        }
     }
 }

QueryPage.xaml.cs

@@ -8,14 +8,13 @@ public partial class QueryPage : ContentPage
     public static Action<string>? OnScanQuery;
 
     public QueryPage()
-	{
-		InitializeComponent();
+    {
+        InitializeComponent();
 
-        WeakReferenceMessenger.Default.Register<string>(this, (r, scannedValue) =>
-            {
-            ResultEntry.Text = scannedValue;
-            });
-        };
+        WeakReferenceMessenger.Default.Register<string>(this, (r, scannedValue) =>            
+        {             
+            ResultEntry.Text = scannedValue;       
+        });
     }
     private async void OnScanButtonClicked(object sender, EventArgs e)
     {

View/LogPage.xaml

@@ -3,25 +3,29 @@
              xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
              x:Class="SunlightAggregationTerminal.View.LogPage"
              Title="登录">
-    <VerticalStackLayout Padding="30" Spacing="20" 
+    <VerticalStackLayout Padding="30" Spacing="10" 
             VerticalOptions="Center" 
             HorizontalOptions="Center"
-            MaximumWidthRequest="600">
-        <Grid RowDefinitions="Auto, *" ColumnDefinitions="*, Auto">
-            <HorizontalStackLayout VerticalOptions="Center" Spacing="15">
+            MaximumWidthRequest="550">
+        <Grid>
+            <VerticalStackLayout Spacing="-20" >
+                <Grid RowDefinitions="Auto, *" ColumnDefinitions="*, Auto" >
+                    <HorizontalStackLayout VerticalOptions="Center" Spacing="15">
                 <!-- 信息 -->
-                <VerticalStackLayout  Grid.Row="0" 
-                               Grid.Column="0"  
-                               VerticalOptions="Center">
+                <VerticalStackLayout  Grid.Row="0" Grid.Column="0" VerticalOptions="Center">
                     <HorizontalStackLayout VerticalOptions="Center">
-                        <Entry Text="服务器:" FontSize="26" TextColor="Black" />
-                        <Entry x:Name="Enterprise" 
-                               Text="IP" 
-                               FontSize="26" 
-                               TextColor="Gray" 
-                               WidthRequest="200"
-                               MaximumWidthRequest="200"/>
-                    </HorizontalStackLayout>
+                        <Entry Text="服务器:" FontSize="26" TextColor="Black" IsReadOnly="True"/>
+                                <Picker x:Name="SERVER"                               
+                                        FontSize="24"                              
+                                        TextColor="Gray"                              
+                                        WidthRequest="200"                             
+                                        MaximumWidthRequest="200"                     
+                                        SelectedIndexChanged="SERVER_SelectedIndexChanged">
+                                    <Picker.ItemDisplayBinding>
+                                        <Binding Path="SERVER"/>
+                                    </Picker.ItemDisplayBinding>
+                                </Picker>
+                            </HorizontalStackLayout>
                 </VerticalStackLayout>
             </HorizontalStackLayout>
             <Button Grid.Row="0" Grid.Column="1"                                    
@@ -34,9 +38,15 @@
                     <FileImageSource File="lucidescanline.png" />
                 </Button.ImageSource>
             </Button>
+                </Grid>
+                <Entry x:Name="SERVERIP" FontSize="26" TextColor="Gray" 
+                       WidthRequest="350" MaximumWidthRequest="350"/>
+            </VerticalStackLayout>
         </Grid>
+       
         <HorizontalStackLayout VerticalOptions="Center">
-            <Entry Text="用户:" FontSize="26" TextColor="Black" />
+            <Entry Text="用户:" FontSize="26" TextColor="Black" 
+                   IsReadOnly="True"/>
             <!-- 用户名输入 -->
             <Entry x:Name="UsernameEntry"
                    Placeholder="请输入用户名"                      
@@ -45,7 +55,8 @@
                    MaximumWidthRequest="250"/>
         </HorizontalStackLayout>
         <HorizontalStackLayout VerticalOptions="Center">
-            <Entry Text="密码:" FontSize="26" TextColor="Black"/>
+            <Entry Text="密码:" FontSize="26" TextColor="Black"
+                   IsReadOnly="True"/>
             <!-- 密码输入 -->
             <Entry x:Name="PasswordEntry"
                    Placeholder="请输入密码" 

View/LogPage.xaml.cs

@@ -1,21 +1,64 @@
 using CommunityToolkit.Mvvm.Messaging;
 using SunlightAggregationTerminal.Class;
 using SunlightAggregationTerminal.Models;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
 using System.Data;
 
 namespace SunlightAggregationTerminal.View;
 
+public class ItemOption
+{
+    public required string SERVER { get; set; }
+    public required string SERVERIP { get; set; }
+}
+
 public partial class LogPage : ContentPage
 {
-    public static Action<string>? OnScanProfile;
+    public ObservableCollection<ItemOption> Items { get; }  
+
     public LogPage()
 	{
 		InitializeComponent();
 
         WeakReferenceMessenger.Default.Register<string>(this, (r, scannedValue) =>
         {
-            Enterprise.Text = scannedValue;                    
+            SERVERIP.Text = scannedValue;
         });
+
+        //可用服务器列表
+        AppModels.sqliteHelper.Open();
+        var userdata = AppModels.sqliteHelper.ExecuteDataSet("select * from Server", null);
+        AppModels.sqliteHelper.Close();
+        if (userdata != null)
+        {
+            foreach (DataRow dataRow in userdata.Tables[0].Rows)
+            {
+                if (dataRow != null)
+                {
+                    Items?.Add(new ItemOption { 
+                        SERVER = dataRow.Field<string>("UserName") ?? "", 
+                        SERVERIP = dataRow.Field<string>("UserName") ?? ""
+                    });                   
+                }
+            }            
+        }
+
+        // 可选：设置默认选中项
+        if (Items != null)
+        {
+            SERVER.ItemsSource = Items;
+            SERVER.SelectedItem = Items[0];
+        }
+    }
+
+    private void SERVER_SelectedIndexChanged(object sender, EventArgs e)
+    {
+        var dat = SERVER.SelectedItem as ItemOption;
+        if (dat != null)
+        {
+            SERVERIP.Text = dat.SERVERIP.ToString();
+        } 
     }
 
     private void OnScanButtonClicked(object sender, EventArgs e)
@@ -27,34 +70,43 @@ public partial class LogPage : ContentPage
 
     private async void Log_Clicked(object sender, EventArgs e)//登录
     {
-        TcpServer.Configuration(Enterprise.Text, UsernameEntry.Text, PasswordEntry.Text, 
+        TcpServer.Configuration(SERVERIP.Text, UsernameEntry.Text, PasswordEntry.Text, 
             Models.AppModels.GetAppUniqueId());
 
-       // while(!App.GlobalData.LogNo);
-       /*
-        var temp_name = AppModels.Select("SELECT * FROM  Users WHERE User='" + UsernameEntry.Text + "' LIMIT 1;");
-        if (temp_name != null)
+        if (await AppModels.LogIn()) 
         {
-            //存在更新账号状态
-            //var name = temp_name.Tables[0].AsEnumerable().FirstOrDefault();
+            var temp_name = AppModels.Select("SELECT * FROM  Users WHERE User='" + UsernameEntry.Text + "' LIMIT 1;")!.Tables[0];
+            if (temp_name != null)
+            {
+                //存在更新账号状态
+                string sql = @"UPDATE Users SET ServerID = '" + SERVERIP.Text
+                    + "', UserPassword = '" + PasswordEntry.Text +
+                    "', LogNo = true WHERE User='" + UsernameEntry.Text + "';";
+                AppModels.Updata(sql);
+            }
+            else
+            {
+                //插入账号
+                string sql = @"INSERT INTO Users (User,UserId ,UserName ,UserPassword ,
+                        Enterprise ,Department ,ServerID ,Groups ,
+                        ProxyID ,LogNo ,LocalAreaNetworkMode ,DarkMode ,
+                        MessageNotificationMode ,GUID            
+                        )VALUES('" + UsernameEntry.Text + "','SUNLIGHT','SUNLIGHT','" + PasswordEntry.Text +
+                           "','SUNLIGHT','ENGINEER','" + SERVERIP.Text + "','ENGINEER'," +
+                          " '',0,0,0,0,'" + Models.AppModels.GetAppUniqueId() + "');";
+                AppModels.INSERT(sql);
+            }
 
-            string sql = @"UPDATE Users SET ServerID = '" + Enterprise.Text
-                + "', UserPassword = '" + PasswordEntry.Text+
-                "', LogNo = true WHERE User='" + UsernameEntry.Text + "';";
-            AppModels.Updata(sql);
+            var temp_server = AppModels.Select("SELECT * FROM  Server WHERE ServerID='" + SERVERIP.Text + "' LIMIT 1;")!.Tables[0];
+            if (temp_server == null)
+            {
+                string sql = @"INSERT INTO Server ( Server, ServerID)VALUES('" + App.GlobalData.Enterprise + "','" +
+                      App.GlobalData.ServerID + "');";
+                AppModels.INSERT(sql);
+            }
         }
-        else
-        {
-            //插入账号
-            string sql = @"INSERT INTO Users (User,UserId ,UserName ,UserPassword ,
-                       Enterprise ,Department ,ServerID ,Groups ,
-                       ProxyID ,LogNo ,LocalAreaNetworkMode ,DarkMode ,
-                       MessageNotificationMode ,GUID            
-                       )VALUES('"+ UsernameEntry.Text + "','SUNLIGHT','SUNLIGHT','"+ PasswordEntry.Text + 
-                       "','SUNLIGHT','ENGINEER','"+ Enterprise.Text + "','ENGINEER',"+
-                      " '',0,0,0,0,'" + Models.AppModels.GetAppUniqueId() + "');";
-            AppModels.INSERT(sql);
-        }*/
         await Navigation.PopModalAsync();
     }
+
+    
 }