重构作业结构：优化实体模型、DTO映射和前端界面

- 重构AppMainStruct、AssignmentQuestion、Question等实体模型
- 更新相关DTO以匹配新的数据结构
- 优化前端页面布局和组件
- 添加全局信息和笔记功能相关代码
- 更新数据库迁移和程序配置

Entities/Contracts/AppMainStruct.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
 using System.Linq;
+using System.Reflection;
 using System.Text;
 using System.Threading.Tasks;
 
@@ -34,9 +36,11 @@ namespace Entities.Contracts
 
 	public enum DifficultyLevel : byte
 	{
+		simple,
 		easy,
 		medium,
-		hard
+		hard,
+		veryHard
 	}
 
 	public enum QuestionType : byte
@@ -55,47 +59,131 @@ namespace Entities.Contracts
 
 	public enum SubjectAreaEnum : byte
 	{
+		[Display(Name = "未知", Description = "未知")]
 		Unknown = 0,
+
+		[Display(Name = "数学", Description = "数")]
 		Mathematics,      // 数学
+
+		[Display(Name = "物理", Description = "物")]
 		Physics,          // 物理
+
+		[Display(Name = "化学", Description = "化")]
 		Chemistry,        // 化学
+
+		[Display(Name = "生物", Description = "生")]
 		Biology,          // 生物
+
+		[Display(Name = "历史", Description = "史")]
 		History,          // 历史
+
+		[Display(Name = "地理", Description = "地")]
 		Geography,        // 地理
+
+		[Display(Name = "语文", Description = "语")]
 		Literature,      // 语文/文学
+
+		[Display(Name = "英语", Description = "英")]
 		English,          // 英语
-		ComputerScience, // 计算机科学
+
+		[Display(Name = "计算机科学", Description = "计")]
+		ComputerScience // 计算机科学
 	}
 
 	public enum AssignmentStructType : byte
 	{
+		[Display(Name = "根节点", Description = "根")]
 		Root,
+		[Display(Name = "单个问题", Description = "问")]
 		Question,
+		[Display(Name = "问题组", Description = "组")]
 		Group,
+		[Display(Name = "结构", Description = "结")]
 		Struct,
+		[Display(Name = "子问题", Description = "子")]
 		SubQuestion,
+		[Display(Name = "选项", Description = "选")]
 		Option
 	}
 
-
 	public enum ExamType : byte
 	{
-		MidtermExam,       // 期中
+		[Display(Name = "期中考试", Description = "中")]
-		FinalExam,         // 期末
+		MidtermExam,
-		MonthlyExam,       // 月考
-		WeeklyExam,        // 周考
-		DailyTest,         // 平时测试
-		AITest,            // AI测试
-	}
 
+		[Display(Name = "期末考试", Description = "末")]
+		FinalExam,
+
+		[Display(Name = "月考", Description = "月")]
+		MonthlyExam,
+
+		[Display(Name = "周考", Description = "周")]
+		WeeklyExam,
+
+		[Display(Name = "平时测试", Description = "平")]
+		DailyTest,
+
+		[Display(Name = "AI测试", Description = "AI")]
+		AITest,
+	}
 
 	public enum SubmissionStatus
 	{
-		Pending,        // 待提交/未开始
+		[Display(Name = "待提交/未开始", Description = "待")]
-		Submitted,      // 已提交
+		Pending,
-		Graded,         // 已批改
+
-		Resubmission,   // 待重新提交 (如果允许)
+		[Display(Name = "已提交", Description = "提")]
-		Late,           // 迟交
+		Submitted,
-		Draft,          // 草稿
+
+		[Display(Name = "已批改", Description = "批")]
+		Graded,
+
+		[Display(Name = "待重新提交", Description = "重")]
+		Resubmission,
+
+		[Display(Name = "迟交", Description = "迟")]
+		Late,
+
+		[Display(Name = "草稿", Description = "草")]
+		Draft,
+	}
+
+	public static class EnumExtensions
+	{
+		public static string GetDisplayName(this Enum enumValue)
+		{
+			var fieldInfo = enumValue.GetType().GetField(enumValue.ToString());
+
+			if (fieldInfo == null)
+			{
+				return enumValue.ToString(); 
+			}
+
+			var displayAttribute = fieldInfo.GetCustomAttribute<DisplayAttribute>();
+
+			if (displayAttribute != null)
+			{
+				return displayAttribute.Name;
+			}
+
+			return enumValue.ToString();
+		}
+
+		public static string GetShortName(this Enum enumValue)
+		{
+			var memberInfo = enumValue.GetType().GetMember(enumValue.ToString()).FirstOrDefault();
+
+			if (memberInfo != null)
+			{
+				var displayAttribute = memberInfo.GetCustomAttribute<DisplayAttribute>();
+
+				if (displayAttribute != null && !string.IsNullOrEmpty(displayAttribute.Description))
+				{
+					return displayAttribute.Description;
+				}
+			}
+
+			return enumValue.ToString();
+		}
 	}
 }

Entities/Contracts/AssignmentQuestion.cs

@@ -40,6 +40,8 @@ namespace Entities.Contracts
 		[Column("group_state")]
 		public AssignmentStructType StructType { get; set; } = AssignmentStructType.Question;
 
+		public QuestionType Type { get; set; } = QuestionType.Unknown;
+
 		[Column("created_at")]
 		public DateTime CreatedAt { get; set; }
 

Entities/Contracts/Global.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Entities.Contracts
+{
+	[Table("global")]
+	public class Global
+	{
+		[Key]
+		[Column("id")]
+		public Guid Id { get; set; } = Guid.NewGuid();
+
+		public SubjectAreaEnum Area { get; set; }
+
+		public string Info { get; set; } = string.Empty;
+	}
+
+
+}

Entities/Contracts/Question.cs

@@ -38,6 +38,7 @@ namespace Entities.Contracts
 		[Column("subject_area")]
 		public SubjectAreaEnum SubjectArea { get; set; } = SubjectAreaEnum.Unknown;
 
+		public string QType { get; set; } = string.Empty;
 
 		[Column("options")]
 		public string? Options { get; set; }

Entities/Contracts/User.cs

@@ -16,7 +16,7 @@ namespace Entities.Contracts
 		public DateTime? RefreshTokenExpiryTime { get; set; }
 		public string? Address { get; set; }	
 		public string? DisplayName { get; set; }
-
+		public SubjectAreaEnum SubjectArea { get; set; } = SubjectAreaEnum.Unknown;
 
 		[Column("deleted")]
 		public bool IsDeleted { get; set; }

Entities/DTO/AssignmentQuestionDto.cs

@@ -17,6 +17,8 @@ namespace Entities.DTO
 		public float Score { get; set; } = 0;
 		public string Sequence { get; set; } = string.Empty;
 		public bool BCorrect { get; set; } = true;
+		public QuestionType Type { get; set; } = QuestionType.Unknown;
+		public string QType { get; set; } = string.Empty;
 
 		public Layout Layout { get; set; } = Layout.horizontal;
 		public AssignmentStructType StructType { get; set; } = AssignmentStructType.Question;

Entities/DTO/GlobalDto.cs

@@ -0,0 +1,23 @@
+using Entities.Contracts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Entities.DTO
+{
+
+	public class GlobalDto
+	{
+
+		public SubjectAreaEnum SubjectArea { get; set; } = SubjectAreaEnum.Unknown;
+		public string Data { get; set; } = string.Empty;
+	}
+
+	public class QuestionDisplayTypeData
+	{
+		public string Color { get; set; }
+		public string DisplayName { get; set; }
+	}
+}

Entities/DTO/QuestionDto.cs

@@ -16,6 +16,7 @@ namespace Entities.DTO
 		public string Title { get; set; } = string.Empty;
 
 		public QuestionType Type { get; set; } = QuestionType.Unknown;
+		public string QType { get; set; } = string.Empty;
 
 		public string? Answer { get; set; } = string.Empty;
 

Entities/DTO/SubjectTypeMetadataDto.cs

@@ -0,0 +1,14 @@
+using System.ComponentModel.DataAnnotations;
+using System.Collections.Generic;
+using Entities.Contracts;
+
+namespace Entities.DTO
+{
+	public class SubjectTypeMetadataDto
+	{
+		public SubjectAreaEnum SubjectArea { get; set; } = SubjectAreaEnum.Unknown;
+		//public Dictionary<string, (string Color, string DisplayName)> Data = new Dictionary<string, (string Color, string DisplayName)>();
+
+		public string Data = string.Empty;
+	}
+}

TechHelper.Client/Helper/Helper.cs

@@ -0,0 +1,31 @@
+using MudBlazor;
+
+namespace TechHelper.Client.Helper
+{
+	public static class Helper
+	{
+		public static Color GetColorFromInt(int value)
+		{
+			var v = value % Enum.GetValues(typeof(Color)).Length;
+			switch (value)
+			{
+				case 1:
+					return MudBlazor.Color.Primary;
+				case 2:
+					return MudBlazor.Color.Secondary;
+				case 3:
+					return MudBlazor.Color.Success;
+				case 4:
+					return MudBlazor.Color.Info;
+				case 5:
+					return MudBlazor.Color.Warning;
+				case 6:
+					return MudBlazor.Color.Error;
+				case 7:
+					return MudBlazor.Color.Dark;
+				default:
+					return MudBlazor.Color.Default;
+			}
+		}
+	}
+}

TechHelper.Client/Layout/MainLayout.razor

@@ -4,83 +4,67 @@
 <MudSnackbarProvider />
 <MudPopoverProvider />
 
-@* 
+<MudLayout>
-<MudPaper Style="position: fixed;
+	<MudAppBar Elevation="0" Class="rounded-xl" Style="background-color: transparent; border:none">
-                     top: 0;
+		<MudBreakpointProvider>
-                     left: 0;
+			<MudHidden Breakpoint="Breakpoint.SmAndDown" Invert=true>
-                     width: 100vw;
+				<MudIconButton Icon="@Icons.Material.Filled.Menu" Color="Color.Primary" Edge="Edge.Start" OnClick="@((e) => DrawerToggle())" />
-                     height: 100vh;
+			</MudHidden>
-                     background-image: url('/ref/bg4.jpg');
+			<MudHidden Breakpoint="Breakpoint.SmAndDown">
-                     background-size: cover;
+				<SearchBar></SearchBar>
-                     background-position: center center;
+				<MudButton Class="mt-1">application</MudButton>
-                     background-repeat: no-repeat;
+			</MudHidden>
-                     filter: blur(10px);
+		</MudBreakpointProvider>
-                     z-index: -1;">
+		<MudSpacer />
-</MudPaper>
+		<MudIconButton Icon="@Icons.Material.Filled.MoreVert" Color="Color.Primary" Edge="Edge.End" />
-<MudPaper Class="d-flex flex-column flex-grow-0 overflow-auto" Style="height: 100vh; background-color:#22222200">
+	</MudAppBar>
+	<MudDrawer @bind-Open="_drawerOpen" Height="100%" Elevation="0" Style="background-color:#f5f6fb">
+		<MudDrawerHeader Class="h-100 d-flex flex-grow-1" Style="background-color:#f5f6fb">
+			<MudPaper Width="250px" Class="d-flex py-3 flex-column justify-content-between rounded-xl" Elevation="3">
+				<MudNavMenu Bordered="true" Dense="true" Rounded="true" Color="Color.Error" Margin="Margin.Dense">
+					<ApplicationMainIconCard></ApplicationMainIconCard>
+					<MudDivider Class="my-2" />
+					<MudNavLink Href="/">Dashboard</MudNavLink>
+					<MudNavLink Href="/exam">Exam</MudNavLink>
+					<MudNavLink Href="/exam">Billing</MudNavLink>
+					<MudNavGroup Title="Settings" Expanded="true">
+						<MudNavLink Href="/users">Users</MudNavLink>
+						<MudNavLink Href="/security">Security</MudNavLink>
+					</MudNavGroup>
 
-
+					<MudSpacer />
-	<MudPaper Class="d-flex flex-column flex-grow-1 overflow-hidden" Style="background-color:transparent">
+					<MudNavLink Class="align-content-end" Href="/about">About</MudNavLink>
-
+				</MudNavMenu>
-
+				<MudSpacer />
-		<MudPaper Elevation="3" Height="10%" Class=" d-flex justify-content-around flex-grow-0" Style="background-color:#ffffff55">
+				<MudNavMenu Class="align-content-end " Bordered="true" Dense="true" Rounded="true" Margin="Margin.Dense">
-			<NavBar Class="flex-column flex-grow-1 " Style="background-color:transparent" />
+					<TechHelper.Client.Pages.Global.LoginInOut.LoginInOut></TechHelper.Client.Pages.Global.LoginInOut.LoginInOut>
-			<AuthLinks Class="flex-column flex-grow-0 " Style="background-color:transparent" />
+					<MudNavLink Class="align-content-end" Href="/about">Setting</MudNavLink>
+				</MudNavMenu>
 			</MudPaper>
-
+		</MudDrawerHeader>
-
+	</MudDrawer>
-		<MudPaper Elevation="3" Class="d-flex flex-row flex-grow-1 overflow-hidden" Style="background-color:transparent">
+	<MudMainContent Style="background: #f5f6fb">
-
+		<SnackErrorBoundary @ref="errorBoundary">
-
+			<MudPaper Height="calc(100vh - 64px)" Style="background-color:transparent" Class="overflow-hidden px-1 py-2" Elevation="0">
-			<MudPaper Width="10%" Class="pa-2 ma-1 d-flex  flex-column flex-grow-0 justify-content-between" Style="background-color:#ffffffaa">
+				<MudPaper Style="background-color:#eeeeeeef" Elevation="3" Class="d-flex w-100 h-100 overflow-hidden pa-2 rounded-xl">
-			</MudPaper>
-
-
-			<MudPaper Elevation="3" Class="d-flex flex-grow-1 pa-3 ma-1 overflow-hidden" Style="background-color:#ffffff22 ">
-				@Body
-			</MudPaper>
-
-
-
-		</MudPaper>
-
-
-	</MudPaper>
-
-
-</MudPaper>
-
- *@
-
-<MudPaper Style="position: fixed;
-                     top: 0;
-                     left: 0;
-                     width: 100vw;
-                     height: 100vh;
-                     background-image: url('/ref/bg4.jpg');
-                     background-size: cover;
-                     background-position: center center;
-                     background-repeat: no-repeat;
-                     filter: blur(10px);
-                     z-index: -1;">
-</MudPaper>
-<MudPaper Style="background-color:transparent ; height:100vh" Class="overflow-hidden">
-
-	<MudPaper Class="justify-content-center" Style="background-color:blue; height: 50px">
-		<MudStack Row="true" Class="justify-content-between">
-
-			<NavBar Class="flex-grow-1" Style="background-color:transparent; color:white" />
-			<AuthLinks Class="justify-content-end " Style="background-color:transparent; color:white" />
-		</MudStack>
-	</MudPaper>
-
-	<MudPaper Class="d-flex flex-grow-0 " Style="background-color:#30303022; height:calc(100vh - 50px)">
-@* 		<MudPaper Class="ma-1" Width="200px">
-
-		</MudPaper> *@
-
-		<MudPaper Class="d-flex ma-1 flex-grow-1 overflow-auto">
 					@Body
 				</MudPaper>
 			</MudPaper>
-</MudPaper>
+		</SnackErrorBoundary>
+	</MudMainContent>
+</MudLayout>
+@code {
+	ErrorBoundary? errorBoundary;
+
+	protected override void OnParametersSet()
+	{
+		errorBoundary?.Recover();
+	}
+
+	bool _drawerOpen = true;
+
+	void DrawerToggle()
+	{
+		_drawerOpen = !_drawerOpen;
+	}
+}

TechHelper.Client/Pages/Common/Exam/AssignmentInfoCard.razor

@@ -4,7 +4,7 @@
 
 		<MudItem xs="12" sm="2" Class="h-100 pa-1 mt-1">
 			<MudStack Class="h-100">
-				<MudText Style="color:white"> 期中测试BETA版本 </MudText>
+				<MudText Style="color:white"> BETA版本 </MudText>
 				<MudText Style="color:white" Typo="Typo.h3"><b> 75  </b></MudText>
 
 				<MudPaper Elevation=0 Class="h-100 w-100" Style="background-color:transparent">
@@ -12,13 +12,13 @@
 						<MudPaper Elevation=0 Height="100%" Width="100%" Style="background-color:transparent">
 							<MudPaper Elevation=0 Height="50%" Style="background-color:transparent">
 								<MudText Style="color:#9ed5f7" Typo="Typo.body2">
-									TotalNumber:
+									总数:
 									<span style="color: #fefefe;">15</span>
 								</MudText>
 							</MudPaper>
 							<MudPaper Elevation=0 Height="50%" Style="background-color:transparent">
 								<MudText Style="color:#9ed5f7" Typo="Typo.body2">
-									TotalScore:
+									总分:
 									<span style="color: #fefefe;">15</span>
 								</MudText>
 							</MudPaper>
@@ -27,7 +27,7 @@
 						<MudPaper Elevation=0 Height="100%" Width="100%" Style="background-color:transparent">
 							<MudPaper Elevation=0 Height="50%" Style="background-color:transparent">
 								<MudText  Style="color:#9ed5f7" Typo="Typo.body2">
-									中位数:
+									中位:
 									<span style="color: #fefefe;">15</span>
 								</MudText>
 							</MudPaper>
@@ -67,17 +67,17 @@
 			<MudChipSet T="string" SelectedValuesChanged="HandleSelectedValuesChanged" SelectedValues="@_selected" SelectionMode="SelectionMode.MultiSelection" CheckMark="true">
 				<MudChip Size="Size.Small" Text="类型错误数量分布" Variant="Variant.Text" Color="Color.Default">类型分布</MudChip>
 				<MudChip Size="Size.Small" Text="类型错误成绩分布" Variant="Variant.Text" Color="Color.Primary">课时分布</MudChip>
-				<MudChip Size="Size.Small" Text="pink" Variant="Variant.Text" Color="Color.Secondary">成绩趋势</MudChip>
-				<MudChip Size="Size.Small" Text="blue" Variant="Variant.Text" Color="Color.Info">分值区间</MudChip>
-				<MudChip Size="Size.Small" Text="green" Variant="Variant.Text" Color="Color.Success">Success</MudChip>
-				<MudChip Size="Size.Small" Text="orange" Variant="Variant.Text" Color="Color.Warning">Warning</MudChip>
-				<MudChip Size="Size.Small" Text="red" Variant="Variant.Text" Color="Color.Error">Error</MudChip>
-				<MudChip Size="Size.Small" Text="black" Variant="Variant.Text" Color="Color.Dark">Dark</MudChip>
 			</MudChipSet>
 		</MudItem>
 	</MudGrid>
 </MudPaper>
 
+@* 				<MudChip Size="Size.Small" Text="pink" Variant="Variant.Text" Color="Color.Secondary">成绩趋势</MudChip>
+				<MudChip Size="Size.Small" Text="blue" Variant="Variant.Text" Color="Color.Info">分值区间</MudChip>
+				<MudChip Size="Size.Small" Text="green" Variant="Variant.Text" Color="Color.Success">Success</MudChip>
+				<MudChip Size="Size.Small" Text="orange" Variant="Variant.Text" Color="Color.Warning">Warning</MudChip>
+				<MudChip Size="Size.Small" Text="red" Variant="Variant.Text" Color="Color.Error">Error</MudChip>
+				<MudChip Size="Size.Small" Text="black" Variant="Variant.Text" Color="Color.Dark">Dark</MudChip> *@
 
 @code {
 	public double[] data = { 25, 77, 28, 5 };

TechHelper.Client/Pages/Common/ExamGlobalInfoDialog.razor

@@ -0,0 +1,34 @@
+@using Entities.DTO
+@inject ISnackbar Snackbar
+
+<MudDialog Class="rounded-xl" Style="background-color: #dedede" >
+    <TitleContent>
+        <MudText Typo="Typo.h6">
+            <MudIcon Icon="@Icons.Material.Filled.EditAttributes" Class="mr-3 mb-n1" />
+            <b> 编辑属性 </b>
+        </MudText>
+    </TitleContent>
+    <DialogContent>
+        <GlobalInfoCard AssignmentDto="Assignment"></GlobalInfoCard>
+    </DialogContent>
+    <DialogActions>
+        <MudButton OnClick="Cancel">Cancel</MudButton>
+        <MudButton Color="Color.Error" OnClick="Confirm">确认</MudButton>
+    </DialogActions>
+</MudDialog>
+
+@code {
+    [CascadingParameter]
+    private IMudDialogInstance MudDialog { get; set; }
+
+    [Parameter]
+    public AssignmentDto Assignment { get; set; } = new AssignmentDto();
+
+    private void Cancel() => MudDialog.Cancel();
+
+    private void Confirm()
+    {
+        Snackbar.Add("属性已更新", Severity.Success);
+        MudDialog.Close(DialogResult.Ok(Assignment));
+    }
+}

TechHelper.Client/Pages/Common/GlobalInfoCard.razor

@@ -0,0 +1,37 @@
+@using Entities.DTO
+@using Entities.Contracts
+@using Helper
+
+<MudPaper Elevation=5 Class="w-100 pa-5 rounded-xl" Height="@Height" Style="@Style">
+	<MudTextField Value="@AssignmentDto.Title"></MudTextField>
+	<MudTextField Value="@AssignmentDto.Score">SCORE</MudTextField>
+	<MudTextField Value="@AssignmentDto.TotalQuestions">NUMQUESTION</MudTextField>
+	<MudChipSet T="SubjectAreaEnum" SelectedValue="@AssignmentDto.SubjectArea" CheckMark SelectionMode="SelectionMode.SingleSelection" SelectedValueChanged="HandleQTSelectedValueChanged">
+
+		@foreach (SubjectAreaEnum item in Enum.GetValues(typeof(SubjectAreaEnum)))
+		{
+			var color = Helper.GetColorFromInt((int)item);
+			<MudChip Color=@color
+					 Value="@item">
+		</MudChip>
+				}
+	</MudChipSet>
+	<MudText>DUETIME</MudText>
+	<MudText>EXAMTYPE</MudText>
+</MudPaper>
+
+
+@code {
+	[Parameter]
+
+	public AssignmentDto AssignmentDto { get; set; }
+	[Parameter]
+	public string Style { get; set; }
+	[Parameter]
+	public string Height { get; set; } = "auto";
+
+	public void HandleQTSelectedValueChanged(SubjectAreaEnum subject)
+	{
+		AssignmentDto.SubjectArea = subject;
+	}
+}

TechHelper.Client/Pages/Common/SimpleCard.razor

@@ -1,4 +1,4 @@
-<MudPaper Elevation=5 Class="w-100 rounded-xl" Height="@Height" Style="@Style">
+<MudPaper Elevation=1 Class="w-100 rounded-xl ma-2 pa-2" Height="@Height" Style="@Style">
 	<MudPaper Elevation=0 Class="w-100  pa-2 align-content-center" Height="20%" Style="background-color:transparent"> @TitleContent </MudPaper>
 	<MudPaper Elevation=0 Class="w-100  pa-2" Style="background-color:transparent" Height="60%"> @BodyContent </MudPaper>
 	<MudPaper Elevation=0 Class="w-100  pa-2  align-content-center" Style="background-color:transparent" Height="20%"> @FooterContent </MudPaper>

TechHelper.Client/Pages/Exam/AssignmentQuestionEdit.razor

@@ -1,5 +1,6 @@
 @using Entities.DTO
 @using Entities.Contracts
+@using Newtonsoft.Json
 @using TechHelper.Client.Exam
 @using TechHelper.Client.Pages.Exam.QuestionCard
 
@@ -12,12 +13,30 @@
 		<MudTextField @bind-Value="AssignmentQuestion.Index" Label="Index" Variant="Variant.Text" Adornment="Adornment.End" AdornmentText="." Margin="Margin.Dense" AutoFocus="true" />
 		<MudTextField @bind-Value="AssignmentQuestion.Score" Label="Score" Variant="Variant.Text" Adornment="Adornment.End" AdornmentText="." Margin="Margin.Dense" AutoFocus="true" />
 		<MudChipSet T="AssignmentStructType" SelectedValue="AssignmentQuestion.StructType" CheckMark SelectionMode="SelectionMode.SingleSelection" SelectedValueChanged="HandleSelectedValueChanged">
+			<MudChip Text="pink" Color="Color.Secondary" Value="@AssignmentStructType.Root">@AssignmentStructType.Root</MudChip>
 			<MudChip Text="pink" Color="Color.Secondary" Value="@AssignmentStructType.Struct">@AssignmentStructType.Struct</MudChip>
 			<MudChip Text="purple" Color="Color.Primary" Value="@AssignmentStructType.Group">@AssignmentStructType.Group</MudChip>
 			<MudChip Text="blue" Color="Color.Info" Value="@AssignmentStructType.Question">@AssignmentStructType.Question</MudChip>
 			<MudChip Text="green" Color="Color.Warning" Value="@AssignmentStructType.SubQuestion">@AssignmentStructType.SubQuestion</MudChip>
 			<MudChip Text="orange" Color="Color.Error" Value="@AssignmentStructType.Option">@AssignmentStructType.Option</MudChip>
 		</MudChipSet>
+
+
+		<MudChipSet T="string" SelectedValue="@AssignmentQuestion.QType" CheckMark SelectionMode="SelectionMode.SingleSelection" SelectedValueChanged="HandleQTSelectedValueChanged">
+
+			@foreach (var item in QuestionTypes)
+			{
+				var qt = item;
+				@* Style = "@($"background - color:{ item.Value.Color} ")"*@
+
+				<MudChip Style="@(qt.Key == AssignmentQuestion.QType ?
+						 			$"background-color:#ffffff; color:{item.Value.Color}" :
+						 			$"background-color:{item.Value.Color}; color:#ffffff")"
+					 Value="@item.Key">
+				@item.Value.DisplayName
+			</MudChip>
+			}
+		</MudChipSet>
 	</MudPaper>
 	@if (AssignmentQuestion.Question != null)
 	{
@@ -30,6 +49,10 @@
 	[Parameter]
 	public AssignmentQuestionDto AssignmentQuestion { get; set; } = new AssignmentQuestionDto();
 	public QuestionDto TempQuesdto;
+	Dictionary<string, QuestionDisplayTypeData> QuestionTypes = new Dictionary<string, QuestionDisplayTypeData>();
+
+	[Inject]
+	private ILocalStorageService LocalStorageService { get; set; }
 	protected override void OnInitialized()
 	{
 		base.OnInitialized();
@@ -37,6 +60,30 @@
 		{
 			TempQuesdto = AssignmentQuestion.Question;
 		}
+
+		var cs = LocalStorageService.GetItem<string>("GlobalInfo");
+		var GlobalInfo = JsonConvert.DeserializeObject<Dictionary<string, QuestionDisplayTypeData>>(cs);
+		if(GlobalInfo != null)
+		{
+			QuestionTypes = GlobalInfo;
+		}
+	}
+
+	private void HandleQTSelectedValueChanged(string type)
+	{
+		AssignmentQuestion.QType = type;
+		if (AssignmentQuestion.ChildrenAssignmentQuestion.Count > 0 && AssignmentQuestion.StructType == AssignmentStructType.Group)
+		{
+			foreach (var item in AssignmentQuestion.ChildrenAssignmentQuestion)
+			{
+				item.QType = type;
+				if (item.Question != null)
+				{
+					item.Question.QType = type;
+				}
+			}
+		}
+		StateHasChanged();
 	}
 
 	private void HandleSelectedValueChanged(AssignmentStructType type)

TechHelper.Client/Pages/Exam/ExamCreate.razor

@@ -1,5 +1,7 @@
 @page "/exam/create"
 @using AutoMapper
+@using Entities.Contracts
+@using Newtonsoft.Json
 @using TechHelper.Client.Pages.Common
 @using TechHelper.Client.Pages.Exam.ExamView
 @using TechHelper.Client.Services
@@ -43,6 +45,8 @@
 				<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="ParseExam">载入</MudButton>
 				<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="OpenPublish">发布</MudButton>
 				<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="OpenPublish">指派</MudButton>
+				<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="OpenTest">Test</MudButton>
+				<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="HandleGlobalInfo">GlobalExamInfo</MudButton>
 			</MudPaper>
 
 
@@ -84,11 +88,32 @@
 	private ExamParserConfig _examParserConfig { get; set; } = new ExamParserConfig();
 	private string EditorText = "";
 
+	[Inject]
+	private ILocalStorageService LocalStorageService { get; set; }
 
 	[Inject]
 	public IMapper Mapper { get; set; }
 
 
+	protected override async Task OnInitializedAsync()
+	{
+		await base.OnInitializedAsync();
+
+		var response = await NoteService.GetNote((byte)SubjectAreaEnum.Literature);
+
+		if (response.Status)
+		{
+			try
+			{
+				LocalStorageService.SetItem("GlobalInfo", response.Result);
+			}
+			catch (Exception ex)
+			{
+				
+			}
+		}
+	}
+
 	private async void OpenEditor()
 	{
 		var parameters = new DialogParameters<TextEditorDialog> { { x => x.TextEditor, _textEditor } };
@@ -169,13 +194,43 @@
 	[Inject]
 	public IExamService examService { get; set; }
 
+	[Inject]
+	public INoteService NoteService { get; set; }
+
 
 	public async Task Publish()
 	{
 		var apiRespon = await examService.SaveParsedExam(ExamContent);
 		Snackbar.Add(apiRespon.Message);
 	}
+	public async Task OpenTest()
+	{
+		Dictionary<string, (Color, string)> Note = new Dictionary<string, (Color, string)> { { "Hello", (Color.Surface, "World") }, { "My", (Color.Surface, "App") }, };
+		var json = JsonConvert.SerializeObject(Note);
+		var result = await NoteService.AddNote(new GlobalDto { SubjectArea = Entities.Contracts.SubjectAreaEnum.Physics, Data = json });
 
+
+
+		Console.WriteLine(json);
+		var res = JsonConvert.DeserializeObject<Dictionary<string, (Color, string)>>(json);
+
+	}
+
+	private async void HandleGlobalInfo()
+	{
+		// _open = true;
+		// _edit = true;
+		// StateHasChanged();
+
+		var parameters = new DialogParameters<ExamGlobalInfoDialog> { { x => x.Assignment, ExamContent } };
+
+		var dialog = await DialogService.ShowAsync<ExamGlobalInfoDialog>("Exam_GlobalInfo", parameters);
+		var result = await dialog.Result;
+		if (!result.Canceled)
+		{
+		}
+		StateHasChanged();
+	}
 }
 
 

TechHelper.Client/Pages/Exam/ExamView/ExamStructView.razor

@@ -1,5 +1,6 @@
 @using Entities.Contracts
 @using Entities.DTO
+@using Newtonsoft.Json
 @using TechHelper.Client.Exam
 @using TechHelper.Client.Pages.Exam.QuestionCard
 
@@ -22,6 +23,11 @@
 				<MudIconButton Color="Color.Tertiary" Icon="@Icons.Material.Filled.ExpandMore" Size="Size.Small" />
 				<MudIconButton Icon="@Icons.Material.Filled.Delete" aria-label="delete" Size="Size.Small" />
 				<MudChip T="string" Color="Color.Info" Class="justify-content-end">@ExamStruct.StructType</MudChip>
+				<MudChip T="string" Color="Color.Warning" Class="justify-content-end">@(ExamStruct.QType == string.Empty ? "" : QuestionTypes[ExamStruct.QType].DisplayName)</MudChip>
+				@if(ExamStruct.Question!=null)
+				{
+					<MudRating SelectedValue="@((int)ExamStruct.Question.DifficultyLevel)" ReadOnly="true" Size="Size.Small" />
+				}
 			</MudStack>
 		</MudStack>
 
@@ -75,6 +81,22 @@
 	[Parameter]
 	public string Style { get; set; } = "background-color : #eeeeee";
 
+	Dictionary<string, QuestionDisplayTypeData> QuestionTypes = new Dictionary<string, QuestionDisplayTypeData>();
+
+	[Inject]
+	private ILocalStorageService LocalStorageService { get; set; }
+	protected override void OnInitialized()
+	{
+		base.OnInitialized();
+
+		var cs = LocalStorageService.GetItem<string>("GlobalInfo");
+		var GlobalInfo = JsonConvert.DeserializeObject<Dictionary<string, QuestionDisplayTypeData>>(cs);
+		if (GlobalInfo != null)
+		{
+			QuestionTypes = GlobalInfo;
+		}
+	}
+
 	private async void HandleClick()
 	{
 		await ClickedStruct.InvokeAsync(ExamStruct);
@@ -84,4 +106,10 @@
 	{
 		await ClickedStruct.InvokeAsync(clickedChildExamStruct);
 	}
+
+	private void HandleSelected(int num)
+	{
+		ExamStruct.Question.DifficultyLevel = (DifficultyLevel)num;
+	}
+
 }

TechHelper.Client/Pages/Exam/QuestionCard/QuestionEdit.razor

@@ -1,10 +1,29 @@
 @using Entities.DTO
+@using Entities.Contracts
+@using Newtonsoft.Json
 @using TechHelper.Client.Exam
 
 
 <MudPaper Elevation="1" Class="ma-4 pa-5 rounded-xl">
 	@* <MudText>@Question.Id</MudText> *@
 	<MudText Class="mt-3" Typo="Typo.button"><b>问题属性</b></MudText>
+
+	<MudChipSet T="string" SelectedValue="@Question.QType" CheckMark SelectionMode="SelectionMode.SingleSelection" SelectedValueChanged="HandleQTSelectedValueChanged">
+
+		@foreach (var item in QuestionTypes)
+		{
+			var qt = item;
+			@* Style = "@($"background - color:{ item.Value.Color} ")"*@
+
+			<MudChip Style="@(qt.Key == Question.QType ?
+										 		   $"background-color:#ffffff; color:{item.Value.Color}" :
+												   $"background-color:{item.Value.Color}; color:#ffffff")"
+				 Value="@item.Key">
+			@item.Value.DisplayName
+		</MudChip>
+				}
+	</MudChipSet>
+	<MudRating SelectedValue="@(diffi)" SelectedValueChanged="HandleSelected" Size="Size.Small" />
 	<MudTextField @bind-Value="Question.Title" Label="Title" Variant="Variant.Text" Margin="Margin.Dense" AutoGrow="true" />
 	<MudTextField @bind-Value="Question.Answer" Label="Answer" Variant="Variant.Text" Adornment="Adornment.End" AdornmentText="." Margin="Margin.Dense" AutoGrow="true" />
 	<MudTextField @bind-Value="Question.Options" Label="Options" Variant="Variant.Text" Adornment="Adornment.End" AdornmentText="." Margin="Margin.Dense" AutoGrow="true" />
@@ -15,4 +34,35 @@
 @code {
 	[Parameter]
 	public QuestionDto Question { get; set; } = new QuestionDto();
+	public int diffi = 0;
+	Dictionary<string, QuestionDisplayTypeData> QuestionTypes = new Dictionary<string, QuestionDisplayTypeData>();
+
+	[Inject]
+	private ILocalStorageService LocalStorageService { get; set; }
+	protected override void OnInitialized()
+	{
+		base.OnInitialized();
+
+		var cs = LocalStorageService.GetItem<string>("GlobalInfo");
+		var GlobalInfo = JsonConvert.DeserializeObject<Dictionary<string, QuestionDisplayTypeData>>(cs);
+		if (GlobalInfo != null)
+		{
+			QuestionTypes = GlobalInfo;
+		}
+	}
+	private void HandleSelectedValueChanged(QuestionType type)
+	{
+		Question.Type = type;
+	}
+
+	private void HandleSelected(int num)
+	{
+		Question.DifficultyLevel = (DifficultyLevel)num;
+	}
+
+	private void HandleQTSelectedValueChanged(string type)
+	{
+		Question.QType = type;
+		StateHasChanged();
+	}
 }

TechHelper.Client/Pages/Global/LoginInOut/LoginInOut.razor

@@ -0,0 +1,32 @@
+@using Microsoft.AspNetCore.Components.WebAssembly.Authentication
+@inject NavigationManager Navigation
+@inject IAuthenticationClientService AuthenticationClientService
+
+<AuthorizeView>
+	<Authorized>
+		<MudText>
+			Hello, @context.User.Identity.Name!
+		</MudText>
+		<MudButton OnClick="Logout"> LOGOUT </MudButton>
+	</Authorized>
+	<NotAuthorized>
+		<MudButton Class="" Href="Login"> Login </MudButton>
+	</NotAuthorized>
+</AuthorizeView>
+
+@code {
+	[CascadingParameter]
+	private Task<AuthenticationState> authenticationStateTask { get; set; }
+
+	private async Task Logout()
+	{
+		await AuthenticationClientService.LogoutAsync();
+		Navigation.NavigateTo("/");
+	}
+
+	private void LoginIN()
+	{
+		Navigation.NavigateToLogin("/login");
+	}
+
+}

TechHelper.Client/Pages/Global/MainStruct/ApplicationMainIconCard.razor

@@ -0,0 +1,11 @@
+<MudPaper Class="d-flex flex-row my-3" Height="@Height" Width="@Width" Elevation="0">
+	<MudIcon Icon="@Icons.Custom.Brands.MudBlazor"  Color="Color.Primary" />
+	<MudText Class="mx-3"><b>TechHelper</b></MudText>
+</MudPaper>
+
+@code {
+	[Parameter]
+	public string Height { get; set; } = "30px";
+	[Parameter]
+	public string Width { get; set; } = "100%";
+}

TechHelper.Client/Pages/Global/MainStruct/SearchBar.razor

@@ -0,0 +1,8 @@
+<MudPaper Class="d-flex flex-grow-1 rounded-xl pl-6" Elevation="0">
+	<MudTextField @bind-Value="TextValue" Label="Search for everything" Variant="Variant.Text"></MudTextField>
+	<MudIconButton Icon="@Icons.Material.Filled.Search"></MudIconButton>
+</MudPaper>
+
+@code {
+	public string TextValue { get; set; }
+}

TechHelper.Client/Pages/Global/MainStruct/SnackErrorBoundary.razor

@@ -0,0 +1,35 @@
+@inherits ErrorBoundary
+@inject ISnackbar Snackbar
+
+@if (CurrentException is null)
+{
+    @ChildContent
+}
+else if (ErrorContent is not null)
+{
+    @ErrorContent(CurrentException)
+}
+else
+{
+    <div class="custom-error-ui">
+        <MudAlert Severity="Severity.Error" Icon="@Icons.Material.Filled.Error">
+            <MudText>组件加载或执行时出现了问题。</MudText>
+            <MudButton Variant="Variant.Filled"
+                       Color="Color.Primary"
+                       Class="mt-3">
+                重试
+            </MudButton>
+        </MudAlert>
+    </div>
+}
+
+
+@code {
+    protected override async Task OnErrorAsync(Exception exception)
+    {
+        Snackbar.Add("操作失败，请重试或联系管理员。", Severity.Error);
+
+        await base.OnErrorAsync(exception);
+    }
+
+}

TechHelper.Client/Pages/Home.razor

@@ -8,9 +8,6 @@
 	</Authorized>
 </AuthorizeView>
 
-
-<AssignmentInfoCard></AssignmentInfoCard>
-
 @code {
 	[CascadingParameter]
 	private Task<AuthenticationState> authenticationStateTask { get; set; }

TechHelper.Client/Pages/Student/BaseInfoCard/HeadIconCard.razor

@@ -0,0 +1,11 @@
+<MudPaper Class="d-flex my-3 flex-column justify-content-center mx-auto" Height="@Height" Width="@Width" Elevation="0">
+		<MudImage Width="150" Height="150" Class="rounded-pill justify-content-center" Src="ref/Keda.png"></MudImage>
+		<MudText Class="mx-3"><b>TechHelper</b></MudText>
+</MudPaper>
+
+@code {
+	[Parameter]
+	public string Height { get; set; } = "250px";
+	[Parameter]
+	public string Width { get; set; } = "100%";
+}

TechHelper.Client/Pages/Student/BaseInfoCard/StudentSubmissionPreviewCard.razor

@@ -0,0 +1,28 @@
+@using static TechHelper.Client.Pages.Student.BaseInfoCard.StudentSubmissionPreviewTableCard
+
+
+@if(StudentSubmission!=null)
+{
+    <MudPaper Class="ma-2 pa-2 rounded-xl d-flex w-100 flex-nowrap">
+        <MudText Class="flex-grow-0 flex-shrink-0" Style="width:60%">               @StudentSubmission.StudentName </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%">  @StudentSubmission.TotalProblems </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%"> @StudentSubmission.ErrorCount </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%"> @StudentSubmission.TimeSpent </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%"> @StudentSubmission.Score </MudText>
+    </MudPaper>
+}
+else
+{
+    <MudPaper Class="ma-1 pa-2 rounded-xl d-flex w-100 flex-nowrap">
+        <MudText Class="flex-grow-0 flex-shrink-0" Style="width:60%">  名称 </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%"> 题目总数 </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%"> 错误总数 </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%"> 时间 </MudText>
+        <MudText Class="flex-grow-0 flex-shrink-0 text-start" Style="width:10%"> 得分 </MudText>
+    </MudPaper>
+}
+@code{
+
+    [Parameter]
+    public StudentSubmission StudentSubmission{ get; set; }
+}

TechHelper.Client/Pages/Student/BaseInfoCard/StudentSubmissionPreviewTableCard.razor

@@ -0,0 +1,39 @@
+<MudPaper Class="ma-2 pa-2 rounded-xl d-flex flex-column flex-grow-1 overflow-auto" MaxHeight="100%">
+
+	<StudentSubmissionPreviewCard />
+	@foreach (var submission in _studentSubmissions)
+	{
+		<StudentSubmissionPreviewCard StudentSubmission="@submission" />
+	}
+
+
+</MudPaper>
+
+@code {
+	// 假设的学生提交数据模型
+	public class StudentSubmission
+	{
+		public string StudentName { get; set; }
+		public int TotalProblems { get; set; }
+		public int ErrorCount { get; set; }
+		public TimeSpan TimeSpent { get; set; }
+		public int Score { get; set; }
+	}
+
+	// 模拟数据列表
+	private List<StudentSubmission> _studentSubmissions = new();
+
+	protected override void OnInitialized()
+	{
+		// 模拟获取或初始化数据，实际应用中可能来自数据库或API
+		_studentSubmissions = new List<StudentSubmission>
+		{
+			new() { StudentName = "张三", TotalProblems = 10, ErrorCount = 2, TimeSpent = TimeSpan.FromMinutes(25), Score = 80 },
+			new() { StudentName = "李四", TotalProblems = 10, ErrorCount = 1, TimeSpent = TimeSpan.FromMinutes(20), Score = 90 },
+			new() { StudentName = "王五", TotalProblems = 10, ErrorCount = 5, TimeSpent = TimeSpan.FromMinutes(30), Score = 50 },
+			new() { StudentName = "赵六", TotalProblems = 10, ErrorCount = 3, TimeSpent = TimeSpan.FromMinutes(28), Score = 70 },
+			new() { StudentName = "钱七", TotalProblems = 10, ErrorCount = 0, TimeSpent = TimeSpan.FromMinutes(18), Score = 100 }
+            // ... 可以添加更多模拟数据
+        };
+	}
+}

TechHelper.Client/Pages/Student/BaseInfoCard/StudentSubmissionPreviewTableCard_MudCard_NoUSE.razor

@@ -0,0 +1,79 @@
+@using MudBlazor
+@using System.Collections.Generic
+
+<MudDataGrid Items="@Elements.Take(4)" Hover="@_hover" Dense="@_dense" Striped="@_striped" Bordered="@_bordered"
+             RowStyleFunc="@_rowStyleFunc" RowClass="my-2 rounded-xl">
+    <Columns >
+        <PropertyColumn Property="x => x.Number" Title="Nr" />
+        <PropertyColumn Property="x => x.Sign" />
+        <PropertyColumn Property="x => x.Name" CellStyleFunc="@_cellStyleFunc" />
+        <PropertyColumn Property="x => x.Position" />
+        <PropertyColumn Property="x => x.Molar" Title="Molar mass" />
+    </Columns>
+</MudDataGrid>
+
+<div class="d-flex flex-wrap mt-4">
+    <MudSwitch @bind-Value="_hover" Color="Color.Primary">Hover</MudSwitch>
+    <MudSwitch @bind-Value="_dense" Color="Color.Secondary">Dense</MudSwitch>
+    <MudSwitch @bind-Value="_striped" Color="Color.Tertiary">Striped</MudSwitch>
+    <MudSwitch @bind-Value="_bordered" Color="Color.Warning">Bordered</MudSwitch>
+</div>
+
+@code {
+    // Element类定义
+    public class Element
+    {
+        public int Number { get; set; }
+        public string Sign { get; set; }
+        public string Name { get; set; }
+        public int Position { get; set; }
+        public decimal Molar { get; set; }
+    }
+
+    // 示例数据
+    private IEnumerable<Element> Elements = new List<Element>
+    {
+        new Element { Number = 1, Sign = "H", Name = "Hydrogen", Position = 1, Molar = 1.008m },
+        new Element { Number = 2, Sign = "He", Name = "Helium", Position = 0, Molar = 4.0026m },
+        new Element { Number = 3, Sign = "Li", Name = "Lithium", Position = 1, Molar = 6.94m },
+        new Element { Number = 4, Sign = "Be", Name = "Beryllium", Position = 2, Molar = 9.0122m },
+        new Element { Number = 5, Sign = "B", Name = "Boron", Position = 13, Molar = 10.81m }
+    };
+
+    private bool _hover;
+    private bool _dense;
+    private bool _striped;
+    private bool _bordered;
+
+    // 行样式函数：Position为0的行显示为斜体
+    private Func<Element, int, string> _rowStyleFunc => (x, i) =>
+    {
+        if (x.Position == 0)
+            return "font-style:italic";
+
+        return "";
+    };
+
+    // 单元格样式函数：根据元素编号设置背景色，根据摩尔质量设置字体粗细
+    private Func<Element, string> _cellStyleFunc => x =>
+    {
+        string style = "";
+
+        if (x.Number == 1)
+            style += "background-color:#8CED8C"; // 浅绿色
+
+        else if (x.Number == 2)
+            style += "background-color:#E5BDE5"; // 浅紫色
+
+        else if (x.Number == 3)
+            style += "background-color:#EACE5D"; // 浅黄色
+
+        else if (x.Number == 4)
+            style += "background-color:#F1F165"; // 浅黄色
+
+        if (x.Molar > 5)
+            style += ";font-weight:bold";
+
+        return style;
+    };
+}

TechHelper.Client/Pages/Student/BaseInfoCard/TotalErrorQuestionType.razor

@@ -0,0 +1,18 @@
+<MudPaper Class="doc-section-component-container">
+    <MudChart ChartType="ChartType.Bar" ChartSeries="@_series" Height="150px" Width="100%" XAxisLabels="@_xAxisLabels"  AxisChartOptions="_axisChartOptions"></MudChart>
+</MudPaper>
+
+@code{
+	private string[] _xAxisLabels = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep" };
+	private AxisChartOptions _axisChartOptions = new AxisChartOptions
+	{
+	};
+	protected override void OnInitialized()
+	{
+		_axisChartOptions.MatchBoundsToSize = true;
+	}
+    private List<ChartSeries> _series = new List<ChartSeries>()
+    {
+        new ChartSeries() { Name = "United States", Data = new double[] { 40, 20, 25, 27, 46, 60, 48, 80, 15 } }
+    };
+}

TechHelper.Client/Pages/Student/HomePage.razor

@@ -1,104 +1,26 @@
-
+@using TechHelper.Client.Pages.Common.Exam;
+@using TechHelper.Client.Pages.Student.BaseInfoCard;
+@using TechHelper.Client.Pages.Common;
 
-
+<MudPaper Class="w-100 h-100 d-flex flex-row">
-<MudPaper Class="flex-grow-1 w-100 h-100 ma-auto">
+	<MudPaper Class="flex-grow-1 mx-2 d-flex flex-column">
-	<MudGrid Class="w-100 h-100">
+		<AssignmentInfoCard></AssignmentInfoCard>
-		<MudItem xs="12" sm="4">
+		<MudPaper Class="d-flex flex-row">
-			<MudPaper Style="background-color:transparent" Class="w-100 justify-content-center">
+			<NotifyCard></NotifyCard>
-				<MudChart ChartType="ChartType.Donut" Width="200px" Height="200px" InputData="@data" InputLabels="@labels" Class="ma-auto">
+			<HomeworkCard></HomeworkCard>
-					<CustomGraphics>
+			<NotifyCard></NotifyCard>
-						<text class="donut-inner-text" x="50%" y="35%" dominant-baseline="middle" text-anchor="middle" fill="black" font-family="Helvetica" font-size="20">Total</text>
+			<HomeworkCard></HomeworkCard>
-						<text class="donut-inner-text" x="50%" y="50%" dominant-baseline="middle" text-anchor="middle" fill="black" font-family="Helvetica" font-size="50">@data.Sum().ToString()</text>
-					</CustomGraphics>
-				</MudChart>
 		</MudPaper>
-
+		<StudentSubmissionPreviewTableCard></StudentSubmissionPreviewTableCard>
-			<MudPaper Style="background-color:transparent" Class="w-100 pa-5">
-				<TechHelper.Client.Pages.Common.SimpleCard Style="background-color:#ff4081">
-					<BodyContent>
-						<MudText>BodyContent</MudText>
-					</BodyContent>
-					<TitleContent>
-						<MudText>TitleContent</MudText>
-					</TitleContent>
-					<FooterContent>
-						<MudText>FooterContent</MudText>
-					</FooterContent>
-				</TechHelper.Client.Pages.Common.SimpleCard>
-
-				<TechHelper.Client.Pages.Common.SimpleCard Style="background-color:#1ec8a5">
-					<BodyContent>
-						<MudText>BodyContent</MudText>
-					</BodyContent>
-					<TitleContent>
-						<MudText>TitleContent</MudText>
-					</TitleContent>
-					<FooterContent>
-						<MudText>FooterContent</MudText>
-					</FooterContent>
-				</TechHelper.Client.Pages.Common.SimpleCard>
-
-				<TechHelper.Client.Pages.Common.SimpleCard Style="background-color:#4680ff">
-					<TitleContent>
-						<MudText Typo="Typo.body1">TitleContent</MudText>
-					</TitleContent>
-					<BodyContent>
-						<MudText Typo="Typo.button"><b>BodyContent</b></MudText>
-					</BodyContent>
-					<FooterContent>
-						<MudText Typo="Typo.body2">leran about this curson</MudText>
-					</FooterContent>
-				</TechHelper.Client.Pages.Common.SimpleCard>
 	</MudPaper>
-		</MudItem>
+	<MudPaper Width="300px" Class="mx-2 align-content-center d-flex flex-column flex-grow-1">
+		<HeadIconCard></HeadIconCard>
+		<TotalErrorQuestionType></TotalErrorQuestionType>
 
-		<MudItem xs="12" sm="8">
-			<MudPaper Style="background-color:transparent" Class="w-100 h-100">
-
-				<TechHelper.Client.Pages.Common.SimpleCard Style="background-color:#c2bef8" Height="350px">
-					<TitleContent>
-						<MudText Typo="Typo.button"><b>Visits Summary:</b></MudText>
-					</TitleContent>
-					<BodyContent>
-						<MudChart ChartType="ChartType.Line" LegendPosition="Position.Left" Class="pt-55" ChartSeries="@Series" XAxisLabels="@XAxisLabels" Height="110%" Width="100%" AxisChartOptions="_axisChartOptions" ChartOptions="options"></MudChart>
-					</BodyContent>
-					<FooterContent>
-						<MudText Typo="Typo.body2">leran about this curson</MudText>
-					</FooterContent>
-				</TechHelper.Client.Pages.Common.SimpleCard>
-
-
-@* 				<TechHelper.Client.Pages.Common.SimpleCard Style="background-color:#c2bef8" Height="100%">
-					<TitleContent>
-						<MudText Typo="Typo.button"><b>Visits Summary:</b></MudText>
-					</TitleContent>
-					<BodyContent>
-						<MudDataGrid Items="@Elements" Filterable="true" FilterMode="@_filterMode" FilterCaseSensitivity="@_caseSensitivity">
-							<Columns>
-								<PropertyColumn Property="x => x.Number" Title="Nr" Filterable="false" />
-								<PropertyColumn Property="x => x.Sign" />
-								<PropertyColumn Property="x => x.Name" />
-								<PropertyColumn Property="x => x.Position" Filterable="false" />
-								<PropertyColumn Property="x => x.Molar" Title="Molar mass" />
-								<PropertyColumn Property="x => x.Group" Title="Category" />
-							</Columns>
-							<PagerContent>
-								<MudDataGridPager T="Element" />
-							</PagerContent>
-						</MudDataGrid>
-					</BodyContent>
-					<FooterContent>
-						<MudText Typo="Typo.body2">leran about this curson</MudText>
-					</FooterContent>
-				</TechHelper.Client.Pages.Common.SimpleCard> *@
 	</MudPaper>
-		</MudItem>
-	</MudGrid>
 </MudPaper>
 
 
-
-
 @code {
 	public double[] data = { 25, 77, 28, 5 };
 	public string[] labels = { "Oil", "Coal", "Gas", "Biomass" };

TechHelper.Client/Pages/Student/HomeworkCard.razor

@@ -0,0 +1,12 @@
+@using TechHelper.Client.Pages.Common;
+<SimpleCard>
+	<TitleContent>
+		<MudText> 作业</MudText>
+	</TitleContent>
+	<BodyContent>
+		<MudText> 你暂时还没有任何作业 </MudText>
+	</BodyContent>
+</SimpleCard>
+@code {
+
+}

TechHelper.Client/Pages/Student/NotifyCard.razor

@@ -0,0 +1,12 @@
+@using TechHelper.Client.Pages.Common;
+<SimpleCard>
+	<TitleContent>
+		<MudText> 通知</MudText>
+	</TitleContent>
+	<BodyContent>
+		<MudText> 暂时没有任何通知</MudText>
+	</BodyContent>
+</SimpleCard>
+@code {
+
+}

TechHelper.Client/Pages/Student/StudentSubmissionPreviewView.razor

@@ -0,0 +1,11 @@
+@page "/studentSubmissionView"
+@using TechHelper.Client.Pages.Student.BaseInfoCard
+
+
+
+<MudPaper Class="rounded-xl ma-2 px-2 overflow-auto">
+	<TechHelper.Client.Pages.Common.ExamGlobalInfoDialog>
+
+	</TechHelper.Client.Pages.Common.ExamGlobalInfoDialog>
+	<StudentSubmissionPreviewTableCard />
+</MudPaper>

TechHelper.Client/Program.cs

@@ -45,6 +45,7 @@ builder.Services.AddScoped<IClassServices, ClasssServices>();
 builder.Services.AddScoped<IEmailSender, QEmailSender>();
 builder.Services.AddScoped<HttpInterceptorHandlerService>();
 builder.Services.AddScoped<IAIService, AiService>();
+builder.Services.AddScoped<INoteService, NoteService>();
 builder.Services.AddScoped<IUserServices, UserServices>();
 builder.Services.AddHttpClient("WebApiClient", client =>
 {

TechHelper.Client/Services/INoteService.cs

@@ -0,0 +1,14 @@
+using Entities.DTO;
+using TechHelper.Services;
+
+namespace TechHelper.Client.Services
+{
+	public interface INoteService
+	{
+		public Task<ApiResponse> AddNote(GlobalDto dto);
+		public Task<ApiResponse> DeleteNote(byte id);
+		public Task<ApiResponse> GetAllNotes();
+		public Task<ApiResponse> GetNote(byte id);
+		public Task<ApiResponse> UpdateNote(GlobalDto dto);
+	}
+}

TechHelper.Client/Services/NoteService.cs

@@ -0,0 +1,151 @@
+using Entities.DTO;
+using System.Net.Http.Json;
+using TechHelper.Client.AI;
+using TechHelper.Services;
+
+namespace TechHelper.Client.Services
+{
+	public class NoteService : INoteService
+	{
+		private readonly HttpClient _client;
+
+		public NoteService(HttpClient client)
+		{
+			_client = client;
+		}
+
+		/// <summary>
+		/// 添加一个新笔记
+		/// </summary>
+		/// <param name="dto">包含笔记数据的数据传输对象</param>
+		/// <returns>操作结果</returns>
+		public async Task<ApiResponse> AddNote(GlobalDto dto)
+		{
+			try
+			{
+				var response = await _client.PostAsJsonAsync("note", dto);
+
+				if (response.IsSuccessStatusCode)
+				{
+					var result = await response.Content.ReadFromJsonAsync<ApiResponse>();
+					return result ?? ApiResponse.Success("操作成功。");
+				}
+				else
+				{
+					var errorContent = await response.Content.ReadAsStringAsync();
+					return ApiResponse.Error($"添加失败。状态码: {response.StatusCode}。详情: {errorContent}");
+				}
+			}
+			catch (HttpRequestException ex)
+			{
+				return ApiResponse.Error($"网络请求错误: {ex.Message}");
+			}
+		}
+
+		/// <summary>
+		/// 根据 ID 删除一个笔记
+		/// </summary>
+		/// <param name="id">要删除的笔记的 ID</param>
+		/// <returns>操作结果</returns>
+		public async Task<ApiResponse> DeleteNote(byte id)
+		{
+			try
+			{
+				var response = await _client.DeleteAsync($"note/{id}");
+
+				if (response.IsSuccessStatusCode)
+				{
+					var result = await response.Content.ReadFromJsonAsync<ApiResponse>();
+					return result ?? ApiResponse.Success("删除成功。");
+				}
+				else
+				{
+					var errorContent = await response.Content.ReadAsStringAsync();
+					return ApiResponse.Error($"删除失败。状态码: {response.StatusCode}。详情: {errorContent}");
+				}
+			}
+			catch (HttpRequestException ex)
+			{
+				return ApiResponse.Error($"网络请求错误: {ex.Message}");
+			}
+		}
+
+		/// <summary>
+		/// 获取所有笔记
+		/// </summary>
+		/// <returns>包含所有笔记列表的操作结果</returns>
+		public async Task<ApiResponse> GetAllNotes()
+		{
+			try
+			{
+				var response = await _client.GetAsync("note");
+
+				if (response.IsSuccessStatusCode)
+				{
+					var result = await response.Content.ReadFromJsonAsync<ApiResponse>();
+					return result ?? ApiResponse.Success("获取成功。");
+				}
+				else
+				{
+					var errorContent = await response.Content.ReadAsStringAsync();
+					return ApiResponse.Error($"获取失败。状态码: {response.StatusCode}。详情: {errorContent}");
+				}
+			}
+			catch (HttpRequestException ex)
+			{
+				return ApiResponse.Error($"网络请求错误: {ex.Message}");
+			}
+		}
+
+		/// <summary>
+		/// 根据 ID 获取单个笔记
+		/// </summary>
+		/// <param name="id">要获取的笔记的 ID</param>
+		/// <returns>包含单个笔记数据的操作结果</returns>
+		public async Task<ApiResponse> GetNote(byte id)
+		{
+			try
+			{
+				var response = await _client.GetAsync($"note/{id}");
+
+				if (response.IsSuccessStatusCode)
+				{
+					var result = await response.Content.ReadFromJsonAsync<ApiResponse>();
+					return result ?? ApiResponse.Success("获取成功。");
+				}
+				else
+				{
+					var errorContent = await response.Content.ReadAsStringAsync();
+					return ApiResponse.Error($"获取失败。状态码: {response.StatusCode}。详情: {errorContent}");
+				}
+			}
+			catch (HttpRequestException ex)
+			{
+				return ApiResponse.Error($"网络请求错误: {ex.Message}");
+			}
+		}
+
+		public async Task<ApiResponse> UpdateNote(GlobalDto dto)
+		{
+			try
+			{
+				var response = await _client.PutAsJsonAsync("note", dto);
+
+				if (response.IsSuccessStatusCode)
+				{
+					var result = await response.Content.ReadFromJsonAsync<ApiResponse>();
+					return result ?? ApiResponse.Success("更新成功。");
+				}
+				else
+				{
+					var errorContent = await response.Content.ReadAsStringAsync();
+					return ApiResponse.Error($"更新失败。状态码: {response.StatusCode}。详情: {errorContent}");
+				}
+			}
+			catch (HttpRequestException ex)
+			{
+				return ApiResponse.Error($"网络请求错误: {ex.Message}");
+			}
+		}
+	}
+}

TechHelper.Client/_Imports.razor

@@ -20,3 +20,4 @@
 @using TechHelper.Client.Pages.Author
 @using TechHelper.Client.Pages
 @using Blazored.TextEditor
+@using TechHelper.Client.Pages.Global.MainStruct

TechHelper.Client/wwwroot/index.html

@@ -36,6 +36,11 @@
     <script src="https://cdn.jsdelivr.net/npm/quill@2.0.3/dist/quill.js"></script>
     <script src="_content/Blazored.TextEditor/quill-blot-formatter.min.js"></script>
     <script src="_content/Blazored.TextEditor/Blazored-BlazorQuill.js"></script>
+    <script async
+            defer
+            src="https://maxkb.eazygame.cn/chat/api/embed?protocol=https&host=maxkb.eazygame.cn&token=be77837293de870e">
+    </script>
+
 </body>
 
 

TechHelper.Server/Context/ApplicationContext.cs

@@ -21,6 +21,7 @@ namespace TechHelper.Context
 		public DbSet<Submission> Submissions { get; set; }
 		public DbSet<SubmissionDetail> SubmissionDetails { get; set; }	
 		public DbSet<QuestionContext> QuestionContexts { get; set; }	
+		public DbSet<Global> Globals { get; set; }	
 
 		protected override void OnModelCreating(ModelBuilder builder)
 		{

TechHelper.Server/Context/AutoMapperProFile.cs

@@ -2,6 +2,10 @@
 using AutoMapper.Internal.Mappers;
 using Entities.Contracts;
 using Entities.DTO;
+using Newtonsoft.Json;
+using System.Net.Http.Json;
+using System.Text.Json;
+using System.Text.Json.Serialization;
 
 namespace TechHelper.Context
 {
@@ -54,6 +58,12 @@ namespace TechHelper.Context
 
 			CreateMap<SubmissionDetailDto, SubmissionDetail>().ReverseMap();
 
+
+			CreateMap<SubjectTypeMetadataDto, Global>()
+					   .ForMember(dest => dest.Info, opt => opt.MapFrom(src => JsonConvert.SerializeObject(src.Data)));
+			CreateMap<Global, SubjectTypeMetadataDto>()
+					   .ForMember(dest => dest.Data, opt => opt.MapFrom(src => JsonConvert.DeserializeObject<Dictionary<string, (string Color, string DisplayName)>>(src.Info)));
+
 		}
 	}
 

TechHelper.Server/Controllers/NoteController.cs

@@ -0,0 +1,91 @@
+using Entities.DTO;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using TechHelper.Services;
+
+namespace TechHelper.Server.Controllers
+{
+	[Route("api/note")]
+	[ApiController]
+	public class NoteController : ControllerBase
+	{
+		private readonly INoteService _noteService;
+
+		// 通过依赖注入获取 NoteService
+		public NoteController(INoteService noteService)
+		{
+			_noteService = noteService;
+		}
+
+		/// <summary>
+		/// 获取所有全局数据。
+		/// GET: api/Note
+		/// </summary>
+		[HttpGet]
+		public async Task<IActionResult> GetAll([FromQuery] QueryParameter query)
+		{
+			var response = await _noteService.GetAllAsync(query);
+			return Ok(response);
+		}
+
+		/// <summary>
+		/// 根据 ID 获取单个全局数据。
+		/// GET: api/Note/{id}
+		/// </summary>
+		[HttpGet("{id}")]
+		public async Task<IActionResult> Get(byte id)
+		{
+			var response = await _noteService.GetAsync(id);
+			if (!response.Status)
+			{
+				return NotFound(response);
+			}
+			return Ok(response);
+		}
+
+		/// <summary>
+		/// 添加新的全局数据。
+		/// POST: api/Note
+		/// </summary>
+		[HttpPost]
+		public async Task<IActionResult> Add([FromBody] GlobalDto model)
+		{
+			var response = await _noteService.AddAsync(model);
+			if (!response.Status)
+			{
+				return BadRequest(response);
+			}
+			return Ok(response);
+		}
+
+		/// <summary>
+		/// 更新已存在的全局数据。
+		/// PUT: api/Note
+		/// </summary>
+		[HttpPut]
+		public async Task<IActionResult> Update([FromBody] GlobalDto model)
+		{
+			var response = await _noteService.UpdateAsync(model);
+			if (!response.Status)
+			{
+				return NotFound(response);
+			}
+			return Ok(response);
+		}
+
+		/// <summary>
+		/// 根据 ID 删除全局数据。
+		/// DELETE: api/Note/{id}
+		/// </summary>
+		[HttpDelete("{id}")]
+		public async Task<IActionResult> Delete(byte id)
+		{
+			var response = await _noteService.DeleteAsync(id);
+			if (!response.Status)
+			{
+				return NotFound(response);
+			}
+			return Ok(response);
+		}
+	}
+}

TechHelper.Server/Migrations/20250901072725_question_qt_update.cs

@@ -0,0 +1,93 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+#pragma warning disable CA1814 // Prefer jagged arrays over multidimensional
+
+namespace TechHelper.Server.Migrations
+{
+    /// <inheritdoc />
+    public partial class question_qt_update : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("0775702a-5db7-4747-94d0-4376fad2b58b"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("37f41430-0cb7-44e5-988b-976200bd602d"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("df89b9a0-65ef-42dd-b2cb-e59997a72e70"));
+
+            migrationBuilder.AddColumn<string>(
+                name: "QType",
+                table: "questions",
+                type: "longtext",
+                nullable: false)
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            migrationBuilder.AddColumn<byte>(
+                name: "Type",
+                table: "assignment_questions",
+                type: "tinyint unsigned",
+                nullable: false,
+                defaultValue: (byte)0);
+
+            migrationBuilder.InsertData(
+                table: "AspNetRoles",
+                columns: new[] { "Id", "ConcurrencyStamp", "Name", "NormalizedName" },
+                values: new object[,]
+                {
+                    { new Guid("67de6514-79a5-4a9c-b54c-13cac296b0c6"), null, "Teacher", "TEACHER" },
+                    { new Guid("94f0d8d9-ffba-4e28-b578-8596363d42ae"), null, "Student", "STUDENT" },
+                    { new Guid("bf46ed67-2dc9-40f8-8717-37dd3572f274"), null, "Administrator", "ADMINISTRATOR" }
+                });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("67de6514-79a5-4a9c-b54c-13cac296b0c6"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("94f0d8d9-ffba-4e28-b578-8596363d42ae"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("bf46ed67-2dc9-40f8-8717-37dd3572f274"));
+
+            migrationBuilder.DropColumn(
+                name: "QType",
+                table: "questions");
+
+            migrationBuilder.DropColumn(
+                name: "Type",
+                table: "assignment_questions");
+
+            migrationBuilder.InsertData(
+                table: "AspNetRoles",
+                columns: new[] { "Id", "ConcurrencyStamp", "Name", "NormalizedName" },
+                values: new object[,]
+                {
+                    { new Guid("0775702a-5db7-4747-94d0-4376fad2b58b"), null, "Teacher", "TEACHER" },
+                    { new Guid("37f41430-0cb7-44e5-988b-976200bd602d"), null, "Administrator", "ADMINISTRATOR" },
+                    { new Guid("df89b9a0-65ef-42dd-b2cb-e59997a72e70"), null, "Student", "STUDENT" }
+                });
+        }
+    }
+}

TechHelper.Server/Migrations/20250901080732_question_qt_update_2.cs

@@ -0,0 +1,89 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+#pragma warning disable CA1814 // Prefer jagged arrays over multidimensional
+
+namespace TechHelper.Server.Migrations
+{
+    /// <inheritdoc />
+    public partial class question_qt_update_2 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("67de6514-79a5-4a9c-b54c-13cac296b0c6"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("94f0d8d9-ffba-4e28-b578-8596363d42ae"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("bf46ed67-2dc9-40f8-8717-37dd3572f274"));
+
+            migrationBuilder.CreateTable(
+                name: "global",
+                columns: table => new
+                {
+                    id = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    Area = table.Column<byte>(type: "tinyint unsigned", nullable: false),
+                    Info = table.Column<string>(type: "longtext", nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4")
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_global", x => x.id);
+                })
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            migrationBuilder.InsertData(
+                table: "AspNetRoles",
+                columns: new[] { "Id", "ConcurrencyStamp", "Name", "NormalizedName" },
+                values: new object[,]
+                {
+                    { new Guid("49854839-b861-4d42-bdbe-96b1a66c25ef"), null, "Teacher", "TEACHER" },
+                    { new Guid("5c7a7971-2610-4bce-9e41-0caffd5a5558"), null, "Student", "STUDENT" },
+                    { new Guid("83ff7de8-edc9-47f8-8de8-22f892ca6bb5"), null, "Administrator", "ADMINISTRATOR" }
+                });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "global");
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("49854839-b861-4d42-bdbe-96b1a66c25ef"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("5c7a7971-2610-4bce-9e41-0caffd5a5558"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("83ff7de8-edc9-47f8-8de8-22f892ca6bb5"));
+
+            migrationBuilder.InsertData(
+                table: "AspNetRoles",
+                columns: new[] { "Id", "ConcurrencyStamp", "Name", "NormalizedName" },
+                values: new object[,]
+                {
+                    { new Guid("67de6514-79a5-4a9c-b54c-13cac296b0c6"), null, "Teacher", "TEACHER" },
+                    { new Guid("94f0d8d9-ffba-4e28-b578-8596363d42ae"), null, "Student", "STUDENT" },
+                    { new Guid("bf46ed67-2dc9-40f8-8717-37dd3572f274"), null, "Administrator", "ADMINISTRATOR" }
+                });
+        }
+    }
+}

TechHelper.Server/Migrations/20250901083708_question_qt_update_3.cs

@@ -0,0 +1,82 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+#pragma warning disable CA1814 // Prefer jagged arrays over multidimensional
+
+namespace TechHelper.Server.Migrations
+{
+    /// <inheritdoc />
+    public partial class question_qt_update_3 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("49854839-b861-4d42-bdbe-96b1a66c25ef"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("5c7a7971-2610-4bce-9e41-0caffd5a5558"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("83ff7de8-edc9-47f8-8de8-22f892ca6bb5"));
+
+            migrationBuilder.AddColumn<byte>(
+                name: "SubjectArea",
+                table: "AspNetUsers",
+                type: "tinyint unsigned",
+                nullable: false,
+                defaultValue: (byte)0);
+
+            migrationBuilder.InsertData(
+                table: "AspNetRoles",
+                columns: new[] { "Id", "ConcurrencyStamp", "Name", "NormalizedName" },
+                values: new object[,]
+                {
+                    { new Guid("2670f35a-df0c-4071-8879-80eb99d138a1"), null, "Teacher", "TEACHER" },
+                    { new Guid("8c6c5e8e-ef00-444c-9c7c-cba5cd6f7043"), null, "Student", "STUDENT" },
+                    { new Guid("9eda9d90-0cd2-4fbe-b07e-f90bd01f32db"), null, "Administrator", "ADMINISTRATOR" }
+                });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("2670f35a-df0c-4071-8879-80eb99d138a1"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("8c6c5e8e-ef00-444c-9c7c-cba5cd6f7043"));
+
+            migrationBuilder.DeleteData(
+                table: "AspNetRoles",
+                keyColumn: "Id",
+                keyValue: new Guid("9eda9d90-0cd2-4fbe-b07e-f90bd01f32db"));
+
+            migrationBuilder.DropColumn(
+                name: "SubjectArea",
+                table: "AspNetUsers");
+
+            migrationBuilder.InsertData(
+                table: "AspNetRoles",
+                columns: new[] { "Id", "ConcurrencyStamp", "Name", "NormalizedName" },
+                values: new object[,]
+                {
+                    { new Guid("49854839-b861-4d42-bdbe-96b1a66c25ef"), null, "Teacher", "TEACHER" },
+                    { new Guid("5c7a7971-2610-4bce-9e41-0caffd5a5558"), null, "Student", "STUDENT" },
+                    { new Guid("83ff7de8-edc9-47f8-8de8-22f892ca6bb5"), null, "Administrator", "ADMINISTRATOR" }
+                });
+        }
+    }
+}

TechHelper.Server/Migrations/ApplicationContextModelSnapshot.cs

@@ -219,6 +219,9 @@ namespace TechHelper.Server.Migrations
                         .HasColumnType("varchar(1024)")
                         .HasColumnName("title");
 
+                    b.Property<byte>("Type")
+                        .HasColumnType("tinyint unsigned");
+
                     b.HasKey("Id");
 
                     b.HasIndex("AssignmentId");
@@ -332,6 +335,25 @@ namespace TechHelper.Server.Migrations
                     b.ToTable("class_teachers", (string)null);
                 });
 
+            modelBuilder.Entity("Entities.Contracts.Global", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("char(36)")
+                        .HasColumnName("id");
+
+                    b.Property<byte>("Area")
+                        .HasColumnType("tinyint unsigned");
+
+                    b.Property<string>("Info")
+                        .IsRequired()
+                        .HasColumnType("longtext");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("global");
+                });
+
             modelBuilder.Entity("Entities.Contracts.KeyPoint", b =>
                 {
                     b.Property<Guid>("Id")
@@ -445,6 +467,10 @@ namespace TechHelper.Server.Migrations
                         .HasColumnType("longtext")
                         .HasColumnName("options");
 
+                    b.Property<string>("QType")
+                        .IsRequired()
+                        .HasColumnType("longtext");
+
                     b.Property<byte>("SubjectArea")
                         .HasMaxLength(100)
                         .HasColumnType("tinyint unsigned")
@@ -723,6 +749,9 @@ namespace TechHelper.Server.Migrations
                     b.Property<string>("SecurityStamp")
                         .HasColumnType("longtext");
 
+                    b.Property<byte>("SubjectArea")
+                        .HasColumnType("tinyint unsigned");
+
                     b.Property<bool>("TwoFactorEnabled")
                         .HasColumnType("tinyint(1)");
 
@@ -771,19 +800,19 @@ namespace TechHelper.Server.Migrations
                     b.HasData(
                         new
                         {
-                            Id = new Guid("df89b9a0-65ef-42dd-b2cb-e59997a72e70"),
+                            Id = new Guid("8c6c5e8e-ef00-444c-9c7c-cba5cd6f7043"),
                             Name = "Student",
                             NormalizedName = "STUDENT"
                         },
                         new
                         {
-                            Id = new Guid("0775702a-5db7-4747-94d0-4376fad2b58b"),
+                            Id = new Guid("2670f35a-df0c-4071-8879-80eb99d138a1"),
                             Name = "Teacher",
                             NormalizedName = "TEACHER"
                         },
                         new
                         {
-                            Id = new Guid("37f41430-0cb7-44e5-988b-976200bd602d"),
+                            Id = new Guid("9eda9d90-0cd2-4fbe-b07e-f90bd01f32db"),
                             Name = "Administrator",
                             NormalizedName = "ADMINISTRATOR"
                         });

TechHelper.Server/Program.cs

@@ -17,9 +17,9 @@ using Microsoft.OpenApi.Models;
 
 var builder = WebApplication.CreateBuilder(args);
 
-builder.Services.AddControllers();                                                              // <EFBFBD><EFBFBD><EFBFBD><EFBFBD> MVC <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD> API)
+builder.Services.AddControllers();                                                              // 添加 MVC 控制器服务 (用于 API)
 
-// 2. <EFBFBD><EFBFBD><EFBFBD>ݿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (DbContext)
+// 2. 数据库服务 (DbContext)
 builder.Services.AddDbContext<ApplicationContext>(options =>
 	options.UseMySql(
 		builder.Configuration.GetConnectionString("XSDB"),
@@ -34,17 +34,18 @@ builder.Services.AddDbContext<ApplicationContext>(options =>
 .AddCustomRepository<ClassTeacher, ClassTeacherRepository>()
 .AddCustomRepository<Question, QuestionRepository>()
 .AddCustomRepository<QuestionContext, QuestionContextRepository>()
-.AddCustomRepository<Submission, SubmissionRepository>();
+.AddCustomRepository<Submission, SubmissionRepository>()
+.AddCustomRepository<Global, GlobalRepository>();
 
 builder.Services.AddAutoMapper(typeof(AutoMapperProFile).Assembly);
 
-// 3. <EFBFBD><EFBFBD><EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD> (IOptions)
+// 3. 配置服务 (IOptions)
 builder.Services.Configure<ApiConfiguration>(builder.Configuration.GetSection("ApiConfiguration"));
 builder.Services.Configure<JwtConfiguration>(builder.Configuration.GetSection("JWTSettings"));
 
 
-// 4. <EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (Identity, JWT, <EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD> Auth)
+// 4. 认证和授权服务 (Identity, JWT, 自定义 Auth)
-// <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ASP.NET Core Identity (<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD>ϵ<EFBFBD> Cookie <20><>֤<EFBFBD><D6A4><EFBFBD><EFBFBD>Ȩ<EFBFBD><C8A8><EFBFBD><EFBFBD>)
+// 添加 ASP.NET Core Identity (包含默认的 Cookie 认证和授权服务)
 builder.Services.AddIdentity<User, IdentityRole<Guid>>(opt =>
 {
 	opt.User.AllowedUserNameCharacters = "";
@@ -60,25 +61,25 @@ builder.Services.Configure<DataProtectionTokenProviderOptions>(Options =>
 });
 
 
-// <EFBFBD><EFBFBD><EFBFBD><EFBFBD> JWT Bearer <EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+// 添加 JWT Bearer 认证方案
 var jwtSettings = builder.Configuration.GetSection("JWTSettings");
 builder.Services.AddAuthentication(options =>
 {
-	options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;             // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ JWT Bearer
+	options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;             // 设置默认认证方案为 JWT Bearer
-	options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;                // <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ս<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ JWT Bearer
+	options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;                // 设置默认挑战方案为 JWT Bearer
 })
 .AddJwtBearer(options =>
 {
 	options.TokenValidationParameters = new TokenValidationParameters
 	{
-		ValidateIssuer = true,                                                                          // <EFBFBD><EFBFBD>֤ǩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+		ValidateIssuer = true,                                                                          // 验证签发人
-		ValidateAudience = true,                                                                        // <EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+		ValidateAudience = true,                                                                        // 验证受众
-		ValidateLifetime = true,                                                                        // <EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD>
+		ValidateLifetime = true,                                                                        // 验证令牌有效期
-		ValidateIssuerSigningKey = true,                                                                // <EFBFBD><EFBFBD>֤ǩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ
+		ValidateIssuerSigningKey = true,                                                                // 验证签名密钥
 
-		ValidIssuer = jwtSettings["validIssuer"],                                                       // <EFBFBD>Ϸ<EFBFBD><EFBFBD><EFBFBD>ǩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+		ValidIssuer = jwtSettings["validIssuer"],                                                       // 合法的签发人
-		ValidAudience = jwtSettings["validAudience"],                                                   // <EFBFBD>Ϸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+		ValidAudience = jwtSettings["validAudience"],                                                   // 合法的受众
-		IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtSettings["securityKey"])) // ǩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ
+		IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtSettings["securityKey"])) // 签名密钥
 	};
 });
 
@@ -90,6 +91,7 @@ builder.Services.AddScoped<IExamService, ExamService>();
 builder.Services.AddScoped<IUserSerivces, UserServices>();
 builder.Services.AddScoped<ISubmissionServices, SubmissionServices>();
 builder.Services.AddScoped<IExamRepository, ExamRepository>();	
+builder.Services.AddScoped<INoteService, NoteService>();	
 
 
 builder.Services.AddEndpointsApiExplorer();
@@ -128,7 +130,7 @@ builder.Services.AddCors(options =>
 {
 	options.AddPolicy("AllowSpecificOrigin",
 		builder => builder
-			.WithOrigins("https://localhost:7047", "http://localhost:7047") 
+			.WithOrigins("https://localhost:7047", "http://localhost:7047", "https://localhost:5001", "http://localhost:5001") 
 			.AllowAnyHeader()
 			.AllowAnyMethod()
 			.AllowCredentials()); 

TechHelper.Server/Repository/GlobalRepository.cs

@@ -0,0 +1,17 @@
+using Entities.Contracts;
+using Microsoft.EntityFrameworkCore;
+using SharedDATA.Api;
+using TechHelper.Context;
+
+namespace TechHelper.Repository
+{
+	public class GlobalRepository : Repository<Global>, IRepository<Global>
+	{
+		public GlobalRepository(ApplicationContext dbContext) : base(dbContext)
+		{
+			
+		}
+
+
+	}
+}

TechHelper.Server/Services/INoteService.cs

@@ -0,0 +1,13 @@
+using Entities.Contracts;
+using Entities.DTO;
+using System.Net;
+
+namespace TechHelper.Services
+{
+	
+
+	public interface INoteService : IBaseService<GlobalDto, byte>
+	{
+
+	}
+}

TechHelper.Server/Services/NoteService.cs

@@ -0,0 +1,107 @@
+using AutoMapper;
+using Entities.Contracts;
+using Entities.DTO;
+using Microsoft.AspNetCore.Identity;
+using SharedDATA.Api;
+using System.Net;
+
+namespace TechHelper.Services
+{
+	public class NoteService : INoteService
+	{
+		private readonly IUnitOfWork _work;
+		private readonly IMapper _mapper;
+
+		public NoteService(IUnitOfWork work)
+		{
+			_work = work;
+		}
+
+		public async Task<ApiResponse> AddAsync(GlobalDto model)
+		{
+			try
+			{
+				var globalEntity = new Global
+				{
+					Area = model.SubjectArea,
+					Info = model.Data
+				};
+
+				await _work.GetRepository<Global>().InsertAsync(globalEntity);
+				await _work.SaveChangesAsync();
+
+				return ApiResponse.Success("数据已成功添加。");
+			}
+			catch (Exception ex)
+			{
+				return ApiResponse.Error($"添加数据时发生错误: {ex.Message}");
+			}
+		}
+
+		public async Task<ApiResponse> DeleteAsync(byte id)
+		{
+			var globalRepo = _work.GetRepository<Global>();
+			var globalEntity = await globalRepo.GetFirstOrDefaultAsync(predicate: x => x.Area == (SubjectAreaEnum)id);
+
+			if (globalEntity == null)
+			{
+				return ApiResponse.Error("未找到要删除的数据。");
+			}
+
+			globalRepo.Delete(globalEntity);
+			await _work.SaveChangesAsync();
+
+			return ApiResponse.Success("数据已成功删除。");
+		}
+
+		public async Task<ApiResponse> GetAllAsync(QueryParameter query)
+		{
+			var repository = _work.GetRepository<Global>();
+			// 获取所有实体，并将其 Info 属性作为结果返回
+			var entities = await repository.GetAllAsync();
+
+			// 直接返回字符串列表
+			var resultData = entities.Select(e => e.Info).ToList();
+
+			return ApiResponse.Success("数据已成功检索。", resultData);
+		}
+
+		public async Task<ApiResponse> GetAsync(byte id)
+		{
+			var globalEntity = await _work.GetRepository<Global>().GetFirstOrDefaultAsync(predicate: x => x.Area == (SubjectAreaEnum)id);
+
+			if (globalEntity == null)
+			{
+				return ApiResponse.Error("未找到数据。");
+			}
+
+			// 直接返回 Info 字符串
+			return ApiResponse.Success("数据已成功检索。", globalEntity.Info);
+		}
+
+		public async Task<ApiResponse> UpdateAsync(GlobalDto model)
+		{
+			try
+			{
+				var repository = _work.GetRepository<Global>();
+				var existingEntity = await repository.GetFirstOrDefaultAsync(predicate: x => x.Area == (SubjectAreaEnum)model.SubjectArea);
+
+				if (existingEntity == null)
+				{
+					return ApiResponse.Error("未找到要更新的数据。");
+				}
+
+				// 直接将传入的字符串赋值给 Info 属性
+				existingEntity.Info = model.Data;
+				repository.Update(existingEntity);
+				await _work.SaveChangesAsync();
+
+				return ApiResponse.Success("数据已成功更新。");
+			}
+			catch (Exception ex)
+			{
+				return ApiResponse.Error($"更新数据时发生错误: {ex.Message}");
+			}
+		}
+	}
+}

TechHelper.Server/TechHelper.Server.csproj

@@ -23,6 +23,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.21.0" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="8.0.3" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="8.1.1" />
   </ItemGroup>