重构项目结构,移除Assignment相关功能,优化Submission模块
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@@ -4,18 +4,18 @@ using Microsoft.EntityFrameworkCore;
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namespace TechHelper.Context.Configuration
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{
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public class AssignmentClassConfiguration : IEntityTypeConfiguration<AssignmentClass>
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public class AssignmentClassConfiguration : IEntityTypeConfiguration<ExamClass>
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{
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public void Configure(EntityTypeBuilder<AssignmentClass> builder)
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public void Configure(EntityTypeBuilder<ExamClass> builder)
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{
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// 设置表名为 "assignment_class"
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builder.ToTable("assignment_class");
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// 设置复合主键
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builder.HasKey(ac => new { ac.AssignmentId, ac.ClassId });
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builder.HasKey(ac => new { ac.ExamId, ac.ClassId });
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// 配置 AssignmentId 列名
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builder.Property(ac => ac.AssignmentId)
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builder.Property(ac => ac.ExamId)
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.HasColumnName("assignment_id");
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// 配置 ClassId 列名
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@@ -34,15 +34,15 @@ namespace TechHelper.Context.Configuration
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// 配置到 Assignment 的关系 (多对一)
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// 假设 Assignment 类中有一个名为 AssignmentClasses 的集合属性
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builder.HasOne(ac => ac.Assignment) // AssignmentClass 有一个 Assignment
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builder.HasOne(ac => ac.Exam) // AssignmentClass 有一个 Assignment
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.WithMany(a => a.AssignmentClasses) // Assignment 有多个 AssignmentClass 记录
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.HasForeignKey(ac => ac.AssignmentId) // 通过 AssignmentId 建立外键
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.HasForeignKey(ac => ac.ExamId) // 通过 AssignmentId 建立外键
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.OnDelete(DeleteBehavior.Cascade); // 当 Assignment 被删除时,相关的 AssignmentClass 记录也级联删除
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// 配置到 Class 的关系 (多对一)
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// 假设 Class 类中有一个名为 AssignmentClasses 的集合属性
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builder.HasOne(ac => ac.Class) // AssignmentClass 有一个 Class
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.WithMany(c => c.AssignmentClasses) // Class 有多个 AssignmentClass 记录
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.WithMany(c => c.ExamClasses) // Class 有多个 AssignmentClass 记录
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.HasForeignKey(ac => ac.ClassId) // 通过 ClassId 建立外键
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.OnDelete(DeleteBehavior.Cascade); // 当 Class 被删除时,相关的 AssignmentClass 记录也级联删除
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}
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