更新 UI 和 ViewModel 以改进用户体验和功能

- 将 MainWindow.xaml 中的窗口标题从 "MainWindow" 更改为 "Excel助手"
- 调整了 MainWindow.xaml 中第一个 Grid 列的最小宽度，从 200 改为 100
- 删除了 MainWindow.xaml 中 SideMenu 的两个菜单项：“已导入的数据”和“查询”
- 更新了 MainWindow.xaml 中控件的 Padding、Background、BorderBrush 和 Width 属性
- 将 MainWindow.xaml 中的 TextBlock 替换为 hc:TextBox，并设置了 BorderBrush 和 BorderThickness 属性
- 更新了 ImportExcelPage.xaml 中 Grid 列的最小宽度和 DataGrid 的 RowHeight 属性
- 删除了 ImportExcelPage.xaml 中的“列信息”TabItem，并添加了新的“Columns2Prompt”TabItem
- 将 ImportExcelPage.xaml 中的 StackPanel 替换为 hc:Card，并调整了布局和样式
- 更新了 SqlQueryPage.xaml 中控件的 Visibility 属性和 ListBoxItem 的注释格式
- 调整了 SqlQueryPage.xaml 中 DataGrid 的 ColumnWidth 属性和 ScrollViewer.HorizontalScrollBarVisibility 属性的位置
- 在 ImportViewModel.cs 中添加了对 ExcelHelper.Utils 命名空间的引用
- 在 ImportViewModel.cs 中添加了 PromptString 属性，并在导入 Excel 数据时调用 Excel2Prompt.ConverterToPrompt 方法生成提示字符串
- 在 MainViewModel.cs 中删除了对 DataListPage 和 SqlQueryPage 的引用
- 添加了新的 Excel2Prompt 类，用于将 Excel 数据转换为 AI 可读的提示格式

MainWindow.xaml

@@ -7,7 +7,7 @@
     xmlns:local="clr-namespace:ExcelHelper"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:viewmodels="clr-namespace:ExcelHelper.Views.ViewModels"
-    Title="MainWindow"
+    Title="Excel助手"
     Width="800"
     Height="450"
     d:DataContext="{d:DesignInstance Type=viewmodels:MainViewModel}"
@@ -15,7 +15,7 @@
     mc:Ignorable="d">
     <Grid>
         <Grid.ColumnDefinitions>
-            <ColumnDefinition Width="Auto" MinWidth="200" />
+            <ColumnDefinition Width="Auto" MinWidth="100" />
             <ColumnDefinition Width="*" />
         </Grid.ColumnDefinitions>
         <hc:SideMenu Grid.Column="0" AutoSelect="True">
@@ -24,14 +24,6 @@
                 CommandParameter="ImportExcelPage"
                 Header="导入"
                 IsSelected="True" />
-            <hc:SideMenuItem
-                Command="{Binding SideMenuSelectCommand}"
-                CommandParameter="DataListPage"
-                Header="已导入的数据" />
-            <hc:SideMenuItem
-                Command="{Binding SideMenuSelectCommand}"
-                CommandParameter="SqlQueryPage"
-                Header="查询" />
         </hc:SideMenu>
         <Frame
             x:Name="MainFrame"
@@ -45,13 +37,13 @@
             FontSize="16"
             Visibility="Collapsed">
             <Border
-                Padding="0"
+                Padding="10"
                 Background="White"
                 BorderBrush="Gray"
                 BorderThickness="1"
                 CornerRadius="5">
                 <hc:SimpleStackPanel
-                    Width="300"
+                    Width="Auto"
                     ClipToBounds="True"
                     Orientation="Vertical">
                     <Grid>
@@ -63,12 +55,12 @@
                         <Border
                             Grid.Row="0"
                             Margin="0,0,0,10"
-                            Background="#d8d8d8"
+                            Padding="2"
+                            Background="#fff"
+                            BorderBrush="#d8d8d8"
+                            BorderThickness="2"
                             CornerRadius="5">
-                            <DockPanel
+                            <DockPanel Grid.Row="0" HorizontalAlignment="Stretch">
-                                Grid.Row="0"
-                                Width="300"
-                                HorizontalAlignment="Left">
                                 <TextBlock
                                     Margin="5,0"
                                     VerticalAlignment="Center"
@@ -82,16 +74,21 @@
                                     DockPanel.Dock="Right" />
                             </DockPanel>
                         </Border>
-                        <TextBlock
+                        <hc:TextBox
                             Grid.Row="1"
                             HorizontalAlignment="Center"
                             VerticalAlignment="Center"
+                            BorderBrush="Transparent"
+                            BorderThickness="0"
+                            IsReadOnly="True"
                             Text="{Binding ErrorMessage}"
                             TextWrapping="Wrap" />
                         <Border
                             Grid.Row="2"
                             Margin="0,10,0,0"
-                            Background="#b2b2b2"
+                            Background="#fff"
+                            BorderBrush="#b2b2b2"
+                            BorderThickness="1"
                             CornerRadius="5">
                             <Grid>
                                 <StackPanel

Utils/Excel2Prompt.cs

@@ -0,0 +1,117 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ExcelHelper.Utils;
+public class Excel2Prompt
+{
+    /// <summary>
+    /// 将excel数据转化为Ai可读的Prompt格式
+    /// </summary>
+    /// <param name="excelData"></param>
+    /// <param name="columns"></param>
+    /// <returns></returns>
+    public static string ConverterToPrompt(IEnumerable<dynamic> excelData, IEnumerable<string> columns)
+    {
+        /*
+        示例:
+            - Column '系统单号' (Excel Column A)
+                - Type: object
+                - Unique values: 30462
+                - Sample values: ['103526033584143963', '103526050570323185', '103525904231101189']
+                - Missing values: 8278
+
+            - Column '参考号' (Excel Column B)
+                - Type: object
+                - Unique values: 11911
+                - Sample values: ['200012590592083', '200012844542760', '200012745140484']
+                - Missing values: 26899
+
+            - Column '状态' (Excel Column C)
+                - Type: object
+                - Unique values: 8
+                - Sample values: ['待审核发货', '待审核发货', '待审核发货']
+                - Missing values: 7007
+        */
+        var prompts = new List<string>();
+        var dataList = excelData.ToList();
+
+        foreach (var column in columns)
+        {
+            var columnData = dataList.Select(row =>
+            {
+                var rowDict = (IDictionary<string, object>)row;
+                return rowDict.ContainsKey(column) ? rowDict[column] : null;
+            }).ToList();
+
+            var nonNullData = columnData.Where(value => value != null).ToList();
+            var missingValues = columnData.Count - nonNullData.Count;
+            var uniqueValues = nonNullData.Distinct().Count();
+            var sampleValues = nonNullData.Take(3).Select(value => value.ToString().Replace("\n"," ")).ToArray();
+
+            // 自动识别数据类型
+            var dataType = GetColumnDataType(nonNullData);
+
+            var prompt = $"- Column '{column.Replace("\n", " ")}'\n" +
+                            $"    - Type: {dataType}\n" +
+                            $"    - Sample values: ['{string.Join("', '", sampleValues)}']";
+                            //$"    - Unique values: {uniqueValues}\n" +
+                            //$"    - Missing values: {missingValues}\n";
+
+            prompts.Add(prompt);
+        }
+
+        return string.Join(Environment.NewLine + Environment.NewLine, prompts);
+    }
+
+
+    private static string GetColumnDataType(List<object> data)
+    {
+        bool isInt = true;
+        bool isLong = true;
+        bool isDouble = true;
+        bool isDateTime = true;
+        bool isBool = true;
+
+        foreach (var item in data)
+        {
+            var str = item.ToString();
+
+            // 检查是否为 Int
+            if (!int.TryParse(str, out _))
+                isInt = false;
+
+            // 检查是否为 Long
+            if (!long.TryParse(str, out _))
+                isLong = false;
+
+            // 检查是否为 Double
+            if (!double.TryParse(str, out _))
+                isDouble = false;
+
+            // 检查是否为 DateTime
+            if (!DateTime.TryParse(str, out _))
+                isDateTime = false;
+
+            // 检查是否为 Bool
+            if (!bool.TryParse(str, out _))
+                isBool = false;
+        }
+
+        if (isInt)
+            return "int";
+        else if (isLong)
+            return "int64";
+        else if (isDouble)
+            return "double";
+        else if (isDateTime)
+            return "datetime";
+        else if (isBool)
+            return "bool";
+        else
+            return "string";
+    }
+
+}

Views/Pages/ImportExcelPage.xaml

@@ -47,8 +47,11 @@
         DragLeave="Grid_DragLeave"
         Drop="Grid_Drop">
         <Grid.ColumnDefinitions>
-            <ColumnDefinition Width="*" MinWidth="800" />
+            <ColumnDefinition Width="*" MinWidth="200" />
-            <ColumnDefinition Width="370" MinWidth="370" />
+            <ColumnDefinition
+                Width="370"
+                MinWidth="370"
+                MaxWidth="600" />
         </Grid.ColumnDefinitions>
         <ContentPresenter
             x:Name="DropFileMask"
@@ -69,154 +72,123 @@
         <hc:TabControl Grid.Column="0" Margin="5,5,7,5">
             <hc:TabItem Header="预览">
                 <DataGrid
-                    x:Name="ExcelDataPreviewGrid" 
+                    x:Name="ExcelDataPreviewGrid"
                     AutoGenerateColumns="False"
                     EnableColumnVirtualization="True"
                     EnableRowVirtualization="True"
                     IsReadOnly="True"
                     ItemsSource="{Binding ExcelData, IsAsync=True}"
+                    RowHeight="NaN"
                     ScrollViewer.CanContentScroll="True"
                     VirtualizingPanel.IsContainerVirtualizable="True"
                     VirtualizingPanel.IsVirtualizing="True"
                     VirtualizingPanel.VirtualizationMode="Recycling" />
             </hc:TabItem>
-            <hc:TabItem Header="列信息">
+
-                <DataGrid
+            <hc:TabItem Header="Columns2Prompt">
-                    AutoGenerateColumns="False"
+                <Grid>
-                    IsReadOnly="True"
+                    <Grid.RowDefinitions>
-                    ItemsSource="{Binding TableColumns, IsAsync=True}">
+                        <RowDefinition Height="50" />
-                    <DataGrid.Columns>
+                        <RowDefinition Height="*" />
-                        <DataGridTextColumn Binding="{Binding ExcelColumnName}" Header="列名称" />
+                    </Grid.RowDefinitions>
-                        <DataGridTextColumn Binding="{Binding TableColumnName}" Header="生成表的列名称" />
+                    <hc:TextBox
-                    </DataGrid.Columns>
+                        Grid.Row="1"
-                </DataGrid>
+                        Padding="5"
+                        VerticalContentAlignment="Top"
+                        AcceptsReturn="True"
+                        Text="{Binding PromptString}"
+                        TextWrapping="Wrap"
+                        VerticalScrollBarVisibility="Auto" />
+                </Grid>
             </hc:TabItem>
         </hc:TabControl>
         <GridSplitter
             Grid.Column="0"
             Width="2"
             Margin="0,5" />
-        <StackPanel  Grid.Column="1"
+        <hc:Card
-                     Margin="5">
+            Grid.Column="1"
-
+            Width="Auto"
-            <GroupBox Padding="5">
+            Margin="5"
-                <GroupBox.Header>
+            HorizontalAlignment="Stretch">
-                    <StackPanel Orientation="Horizontal">
+            <hc:Card.Header>
-                        <TextBlock
+                <hc:SimpleStackPanel
-                            Margin="5,0"
+                    Margin="5"
-                            VerticalAlignment="Center"
+                    HorizontalAlignment="Center"
-                            Text="参数配置" />
+                    Orientation="Horizontal">
-                        <Button Style="{StaticResource ButtonPrimary}"
+                    <TextBlock
-                            VerticalAlignment="Center"
+                        Margin="5,0"
-                            Command="{Binding ReLoadExcelCommand}"
+                        VerticalAlignment="Center"
-                            Content="重新读取Excel" />
+                        Text="参数配置" />
-                    </StackPanel>
+                    <Button
-                </GroupBox.Header>
+                        VerticalAlignment="Center"
-                <hc:SimpleStackPanel SnapsToDevicePixels="True">
+                        Command="{Binding ReLoadExcelCommand}"
-                    <hc:SimpleStackPanel.Resources>
+                        Content="重新读取Excel"
-                        <Style TargetType="{x:Type hc:SimpleStackPanel}">
+                        Style="{StaticResource ButtonPrimary}" />
-                            <Setter Property="Margin" Value="5,0" />
-                        </Style>
-                    </hc:SimpleStackPanel.Resources>
-
-                    <hc:SimpleStackPanel Orientation="Horizontal">
-                        <Label Content="指定的Sheet：" />
-                        <hc:ComboBox
-                            MinWidth="60"
-                            MaxWidth="180"
-                            Margin="0"
-                            ItemsSource="{Binding Sheets}"
-                            SelectedValue="{Binding SelectedSheetName}" />
-                        <Button
-                            Margin="0"
-                            VerticalAlignment="Center"
-                            Command="{Binding ReadSheetsCommand}"
-                            Content="刷新" />
-                    </hc:SimpleStackPanel>
-                    <hc:SimpleStackPanel Height="Auto" Orientation="Horizontal">
-                        <Label Content="起始位置：" />
-                        <hc:TextBox MinWidth="40" Text="{Binding StartCell}" />
-                        <CheckBox Content="包含列头" IsChecked="{Binding UseHeaderRow}" />
-                    </hc:SimpleStackPanel>
-                    <hc:SimpleStackPanel  Orientation="Horizontal">
-                        <Label Content="结束位置：" />
-                        <hc:TextBox MinWidth="40" Text="{Binding EndCell}" />
-                    </hc:SimpleStackPanel>
-                    <hc:SimpleStackPanel  Orientation="Horizontal">
-                        <Label>
-                            <CheckBox Content="合并的单元格进行填充" IsChecked="{Binding FillMergedCells}" />
-                        </Label>
-                    </hc:SimpleStackPanel>
-                    <hc:SimpleStackPanel Orientation="Horizontal">
-                        <Label Content="最大读取行数：" />
-                        <hc:NumericUpDown
-                            MinWidth="40"
-                            Minimum="0"
-                            Maximum="300"
-                            Value="{Binding MaxRow}" />
-                        <TextBlock Margin="5,0" Text="预览时最大读取300行" VerticalAlignment="Center"/>
-                    </hc:SimpleStackPanel>
-                    <hc:SimpleStackPanel Width="Auto" Orientation="Horizontal">
-                        <Label Content="当前文件路径：" />
-                        <!--<hc:TextBox MinWidth="200" />-->
-                        <hc:ComboBox
-                            MaxWidth="200"
-                            ItemsSource="{Binding ExcelFiles}"
-                            SelectedValue="{Binding CurrentFilePath}" />
-                    </hc:SimpleStackPanel>
-                    <hc:SimpleStackPanel IsEnabled="False" Orientation="Horizontal">
-                        <Label Content="Excel密码：" />
-                        <PasswordBox MinWidth="60" utils:PasswordBoxHelper.Password="{Binding ExcelPassword, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
-                        <Button Content="?" ToolTip="未加密留空，多个Excel如果不同密码请分批次导入" />
-                    </hc:SimpleStackPanel>
                 </hc:SimpleStackPanel>
-            </GroupBox>
+            </hc:Card.Header>
-            <GroupBox Header="数据库配置" Padding="5">
+            <hc:SimpleStackPanel SnapsToDevicePixels="True">
-                <StackPanel Orientation="Vertical">
+                <hc:SimpleStackPanel.Resources>
-                    <StackPanel Orientation="Horizontal">
+                    <Style TargetType="{x:Type hc:SimpleStackPanel}">
-                        <Label Content="数据库类型"/>
+                        <Setter Property="Margin" Value="5,5" />
-                        <hc:ComboBox SelectedValuePath="Tag"  SelectedValue="{Binding DbType}" MinWidth="100" >
+                    </Style>
-                            <ComboBoxItem Tag="Sqlite" Content="Sqlite"/>
+                </hc:SimpleStackPanel.Resources>
-                            <ComboBoxItem Tag="SqlServer" Content="SqlServer"/>
+
-                            <!--<ComboBoxItem Tag="MySql" Content="MySql/MariaDB"/>
+                <hc:SimpleStackPanel Orientation="Horizontal">
-                            <ComboBoxItem Tag="MongoDB" Content="MongoDB"/>
+                    <Label Content="指定的Sheet：" />
-                            <ComboBoxItem Tag="PostgreSql" Content="PostgreSql"/>-->
+                    <hc:ComboBox
-                        </hc:ComboBox>
+                        MinWidth="60"
-                        <CheckBox Content="加密连接" IsChecked="{Binding IsEncrypt}"/>
+                        MaxWidth="180"
-                    </StackPanel>
+                        Margin="0"
-                    <StackPanel Orientation="Horizontal">
+                        ItemsSource="{Binding Sheets}"
-                        <StackPanel Orientation="Horizontal">
+                        SelectedValue="{Binding SelectedSheetName}" />
-                            <Label Content="地址："/>
+                    <Button
-                            <hc:TextBox MinWidth="150" Text="{Binding DbServer}" />
+                        Margin="0"
-                        </StackPanel>
+                        VerticalAlignment="Center"
-                        <StackPanel Orientation="Horizontal">
+                        Command="{Binding ReadSheetsCommand}"
-                            <Label Content="端口："/>
+                        Content="刷新" />
-                            <hc:TextBox MinWidth="50" Text="{Binding DbPort}" />
+                </hc:SimpleStackPanel>
-                        </StackPanel>
+                <hc:SimpleStackPanel Height="Auto" Orientation="Horizontal">
-                    </StackPanel>
+                    <Label Content="起始位置：" />
-                    <StackPanel Orientation="Horizontal">
+                    <hc:TextBox MinWidth="40" Text="{Binding StartCell}" />
-                        <StackPanel Orientation="Horizontal">
+                    <CheckBox Content="包含列头" IsChecked="{Binding UseHeaderRow}" />
-                            <Label Content="账号："/>
+                </hc:SimpleStackPanel>
-                            <hc:TextBox MinWidth="100" Text="{Binding DbUser}" />
+                <hc:SimpleStackPanel Orientation="Horizontal">
-                        </StackPanel>
+                    <Label Content="结束位置：" />
-                        <StackPanel Orientation="Horizontal">
+                    <hc:TextBox MinWidth="40" Text="{Binding EndCell}" />
-                            <Label Content="密码："/>
+                </hc:SimpleStackPanel>
-                            <PasswordBox MinWidth="100"  utils:PasswordBoxHelper.Password="{Binding DbPassword, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"/>
+                <hc:SimpleStackPanel Orientation="Horizontal">
-                        </StackPanel>
+                    <Label>
-                    </StackPanel>
+                        <CheckBox Content="合并的单元格进行填充" IsChecked="{Binding FillMergedCells}" />
-                    <StackPanel Orientation="Horizontal">
+                    </Label>
-                        <Label Content="数据库："/>
+                </hc:SimpleStackPanel>
-                        <hc:TextBox MinWidth="100" Text="{Binding DbName}" />
+                <hc:SimpleStackPanel Orientation="Horizontal">
-                        <Button Content="测试连接" Command="{Binding TestDbConnCommand}"/>
+                    <Label Content="最大读取行数：" />
-                    </StackPanel>
+                    <hc:NumericUpDown
-                    <StackPanel Orientation="Horizontal">
+                        MinWidth="40"
-                        <Label Content="导入后的数据表名称："/>
+                        Maximum="300"
-                        <hc:TextBox MinWidth="100" Text="" />
+                        Minimum="0"
-                        <Button Style="{StaticResource ButtonPrimary}"  Content="导入数据"/>
+                        Value="{Binding MaxRow}" />
-                    </StackPanel>
+                    <TextBlock
-                </StackPanel>
+                        Margin="5,0"
-            </GroupBox>
+                        VerticalAlignment="Center"
-        </StackPanel>
+                        Text="预览时最大读取300行" />
+                </hc:SimpleStackPanel>
+                <hc:SimpleStackPanel Width="Auto" Orientation="Horizontal">
+                    <Label Content="当前文件路径：" />
+                    <!--<hc:TextBox MinWidth="200" />-->
+                    <hc:ComboBox
+                        MaxWidth="200"
+                        ItemsSource="{Binding ExcelFiles}"
+                        SelectedValue="{Binding CurrentFilePath}" />
+                </hc:SimpleStackPanel>
+                <hc:SimpleStackPanel IsEnabled="False" Orientation="Horizontal">
+                    <Label Content="Excel密码：" />
+                    <PasswordBox MinWidth="60" utils:PasswordBoxHelper.Password="{Binding ExcelPassword, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
+                    <Button Content="?" ToolTip="未加密留空，多个Excel如果不同密码请分批次导入" />
+                </hc:SimpleStackPanel>
+            </hc:SimpleStackPanel>
+        </hc:Card>
 
     </Grid>
 </Page>

Views/Pages/SqlQueryPage.xaml

@@ -29,13 +29,15 @@
             <TextBlock
                 Margin="10"
                 VerticalAlignment="Center"
-                Text="储存类型:" />
+                Text="储存类型:"
+                Visibility="Collapsed" />
             <hc:ComboBox
                 x:Name="SqlQueryComboBox"
                 Width="200"
                 Margin="10"
                 DisplayMemberPath="Name"
-                SelectedValuePath="Sql" />
+                SelectedValuePath="Sql"
+                Visibility="Collapsed" />
             <Button
                 x:Name="ExecuteButton"
                 Margin="10"
@@ -60,9 +62,9 @@
             Grid.Column="1"
             Margin="5"
             SelectionChanged="FunctionListBox_SelectionChanged">
-            <ListBoxItem Content="INSTALL spatial; LOAD spatial;" /> 
+            <ListBoxItem Content="INSTALL spatial; LOAD spatial;" />
             <ListBoxItem Content="st_read()" />
-            <!-- ...add more functions if needed... -->
+            <!--  ...add more functions if needed...  -->
         </ListBox>
         <DataGrid
             x:Name="ResultDataGrid"
@@ -71,13 +73,11 @@
             Grid.ColumnSpan="2"
             Margin="5"
             HorizontalAlignment="Stretch"
-            ColumnWidth="*"
             hc:DataGridAttach.CanUnselectAllWithBlankArea="True"
-            ScrollViewer.HorizontalScrollBarVisibility="Auto"
+            ColumnWidth="*"
-            MinColumnWidth="100" />
+            MinColumnWidth="100"
-        <StackPanel
+            ScrollViewer.HorizontalScrollBarVisibility="Auto" />
-            Grid.Row="3"
+        <StackPanel Grid.Row="3" Orientation="Horizontal">
-            Orientation="Horizontal">
             <TextBlock
                 x:Name="StatusTextBlock"
                 Margin="5"

Views/Pages/SqlQueryPage.xaml.cs

@@ -37,10 +37,12 @@ namespace ExcelHelper.Views.Pages
                 var xshd = HighlightingLoader.LoadXshd(reader);
                 var highlighting = HighlightingLoader.Load(xshd, HighlightingManager.Instance);
                 TextEditor.SyntaxHighlighting = highlighting;
+                
             }
         }
-
          
+
+
         // 替换 DuckDBDataAdapter 使用 DataTable.Load 方法
         private void ExecuteButton_Click(object sender, RoutedEventArgs e)
         {
@@ -88,6 +90,6 @@ namespace ExcelHelper.Views.Pages
                 var caretOffset = TextEditor.CaretOffset;
                 TextEditor.Document.Insert(caretOffset, functionText);
             }
-        }
+        } 
     }
 }

Views/ViewModels/ImportViewModel.cs

@@ -9,6 +9,7 @@ using CommunityToolkit.Mvvm.Input;
 using CommunityToolkit.Mvvm.Messaging;
 using ExcelHelper.Message;
 using ExcelHelper.Model;
+using ExcelHelper.Utils;
 using MiniExcelLibs;
 using MiniExcelLibs.OpenXml;
 using SqlSugar;
@@ -75,6 +76,8 @@ public partial class ImportViewModel : ObservableRecipient, IViewModel
                 SelectedSheetName = Sheets.FirstOrDefault(it => it.Equals(currentSheetName));
             }
             MaxRow = ExcelData.Count();
+
+            PromptString = Excel2Prompt.ConverterToPrompt(ExcelData, columns);
         }
         catch (Exception ex)
         {
@@ -343,6 +346,7 @@ public partial class ImportViewModel : ObservableRecipient, IViewModel
     [ObservableProperty]
     private string _dbName;
 
-
+    [ObservableProperty]
+    private string _promptString;
     #endregion
 }

Views/ViewModels/MainViewModel.cs

@@ -21,8 +21,6 @@ public partial class MainViewModel : ObservableObject, IViewModel
         var targetPage = itemTag switch
         {
             "ImportExcelPage" => typeof(ImportExcelPage),
-            "DataListPage" => typeof(DataListPage),
-            "SqlQueryPage" => typeof(SqlQueryPage),
             _ => null
         };
         if (targetPage != null)