实验预约

2026-07-28 21:04:18 +08:00
parent 865378dbdf
commit ec979f640d
12 changed files with 8750 additions and 0 deletions
@@ -0,0 +1,79 @@
+using Jiaowu.Api.Domain.Common;
+
+namespace Jiaowu.Api.Domain.Academic;
+
+public sealed class ExperimentProject : EntityBase
+{
+    public Guid TeachingTaskId { get; set; }
+    public TeachingTask? TeachingTask { get; set; }
+    public required string Code { get; set; }
+    public required string Name { get; set; }
+    public ExperimentArrangementMode ArrangementMode { get; set; }
+    public string? Description { get; set; }
+    public string? Requirements { get; set; }
+    public DateOnly StartDate { get; set; }
+    public DateOnly EndDate { get; set; }
+    public ExperimentProjectStatus Status { get; set; } =
+        ExperimentProjectStatus.Draft;
+    public DateTime? PublishedAt { get; set; }
+    public DateTime? ClosedAt { get; set; }
+    public ICollection<ExperimentSession> Sessions { get; set; } = [];
+    public ICollection<ExperimentBooking> Bookings { get; set; } = [];
+}
+
+public sealed class ExperimentSession : EntityBase
+{
+    public Guid ExperimentProjectId { get; set; }
+    public ExperimentProject? ExperimentProject { get; set; }
+    public Guid ClassroomId { get; set; }
+    public Classroom? Classroom { get; set; }
+    public DateOnly SessionDate { get; set; }
+    public int StartPeriod { get; set; }
+    public int PeriodCount { get; set; }
+    public int Capacity { get; set; }
+    public int ReservedCount { get; set; }
+    public string? Notes { get; set; }
+    public ExperimentSessionStatus Status { get; set; } =
+        ExperimentSessionStatus.Scheduled;
+    public DateTime? CancelledAt { get; set; }
+    public ICollection<ExperimentBooking> Bookings { get; set; } = [];
+}
+
+public sealed class ExperimentBooking : EntityBase
+{
+    public Guid ExperimentProjectId { get; set; }
+    public ExperimentProject? ExperimentProject { get; set; }
+    public Guid ExperimentSessionId { get; set; }
+    public ExperimentSession? ExperimentSession { get; set; }
+    public Guid StudentId { get; set; }
+    public Student? Student { get; set; }
+    public ExperimentBookingStatus Status { get; set; } =
+        ExperimentBookingStatus.Booked;
+    public DateTime BookedAt { get; set; } = DateTime.UtcNow;
+    public DateTime? CancelledAt { get; set; }
+}
+
+public enum ExperimentArrangementMode
+{
+    Centralized = 1,
+    SelfScheduled = 2
+}
+
+public enum ExperimentProjectStatus
+{
+    Draft = 1,
+    Published = 2,
+    Closed = 3
+}
+
+public enum ExperimentSessionStatus
+{
+    Scheduled = 1,
+    Cancelled = 2
+}
+
+public enum ExperimentBookingStatus
+{
+    Booked = 1,
+    Cancelled = 2
+}
@@ -44,6 +44,9 @@ public sealed class AppDbContext(DbContextOptions<AppDbContext> options)
        Set<SchedulePublishJob>();
    public DbSet<ClassroomReservation> ClassroomReservations =>
        Set<ClassroomReservation>();
+    public DbSet<ExperimentProject> ExperimentProjects => Set<ExperimentProject>();
+    public DbSet<ExperimentSession> ExperimentSessions => Set<ExperimentSession>();
+    public DbSet<ExperimentBooking> ExperimentBookings => Set<ExperimentBooking>();
    public DbSet<CourseSelectionRound> CourseSelectionRounds =>
        Set<CourseSelectionRound>();
    public DbSet<CourseSelectionRoundGrade> CourseSelectionRoundGrades =>
@@ -547,6 +550,64 @@ public sealed class AppDbContext(DbContextOptions<AppDbContext> options)
                .OnDelete(DeleteBehavior.SetNull);
        });

+        builder.Entity<ExperimentProject>(entity =>
+        {
+            entity.Property(x => x.Code).HasMaxLength(40);
+            entity.Property(x => x.Name).HasMaxLength(120);
+            entity.Property(x => x.Description).HasMaxLength(1000);
+            entity.Property(x => x.Requirements).HasMaxLength(1000);
+            entity.HasIndex(x => new { x.TeachingTaskId, x.Code }).IsUnique();
+            entity.HasIndex(x => new { x.Status, x.StartDate, x.EndDate });
+            entity.HasOne(x => x.TeachingTask).WithMany()
+                .HasForeignKey(x => x.TeachingTaskId)
+                .OnDelete(DeleteBehavior.Restrict);
+        });
+
+        builder.Entity<ExperimentSession>(entity =>
+        {
+            entity.Property(x => x.Notes).HasMaxLength(500);
+            entity.HasIndex(x => new
+            {
+                x.ExperimentProjectId,
+                x.SessionDate,
+                x.StartPeriod
+            });
+            entity.HasIndex(x => new
+            {
+                x.ClassroomId,
+                x.SessionDate,
+                x.Status,
+                x.StartPeriod
+            });
+            entity.HasOne(x => x.ExperimentProject).WithMany(x => x.Sessions)
+                .HasForeignKey(x => x.ExperimentProjectId)
+                .OnDelete(DeleteBehavior.Cascade);
+            entity.HasOne(x => x.Classroom).WithMany()
+                .HasForeignKey(x => x.ClassroomId)
+                .OnDelete(DeleteBehavior.Restrict);
+        });
+
+        builder.Entity<ExperimentBooking>(entity =>
+        {
+            entity.HasIndex(x => new { x.ExperimentProjectId, x.StudentId })
+                .IsUnique();
+            entity.HasIndex(x => new
+            {
+                x.ExperimentSessionId,
+                x.Status,
+                x.BookedAt
+            });
+            entity.HasOne(x => x.ExperimentProject).WithMany(x => x.Bookings)
+                .HasForeignKey(x => x.ExperimentProjectId)
+                .OnDelete(DeleteBehavior.Cascade);
+            entity.HasOne(x => x.ExperimentSession).WithMany(x => x.Bookings)
+                .HasForeignKey(x => x.ExperimentSessionId)
+                .OnDelete(DeleteBehavior.Restrict);
+            entity.HasOne(x => x.Student).WithMany()
+                .HasForeignKey(x => x.StudentId)
+                .OnDelete(DeleteBehavior.Restrict);
+        });
+
        builder.Entity<CourseSelectionRound>(entity =>
        {
            entity.Property(x => x.Name).HasMaxLength(120);
@@ -68,6 +68,10 @@ public sealed class DevelopmentSqliteMigrator(
        "20260727_36_exam_room_mixing";
    private const string AttendanceCheckInAuditMigration =
        "20260728_37_attendance_check_in_audit";
+    private const string ExamPublishJobsMigration =
+        "20260728_38_exam_publish_jobs";
+    private const string ExperimentManagementMigration =
+        "20260728_39_experiment_management";

    public async Task MigrateAsync(CancellationToken cancellationToken = default)
    {
@@ -513,6 +517,32 @@ public sealed class DevelopmentSqliteMigrator(
            ExamRoomMixingMigration,
            examRoomsExist ? [] : ExamRoomMixingStatements,
            cancellationToken);
+
+        var examPublishJobsExist = await db.Database
+            .SqlQueryRaw<int>(
+                """
+                SELECT COUNT(*) AS "Value"
+                FROM sqlite_master
+                WHERE type = 'table' AND name = 'ExamPublishJobs'
+                """)
+            .AnyAsync(value => value > 0, cancellationToken);
+        await ApplyMigrationAsync(
+            ExamPublishJobsMigration,
+            examPublishJobsExist ? [] : ExamPublishJobStatements,
+            cancellationToken);
+
+        var experimentProjectsExist = await db.Database
+            .SqlQueryRaw<int>(
+                """
+                SELECT COUNT(*) AS "Value"
+                FROM sqlite_master
+                WHERE type = 'table' AND name = 'ExperimentProjects'
+                """)
+            .AnyAsync(value => value > 0, cancellationToken);
+        await ApplyMigrationAsync(
+            ExperimentManagementMigration,
+            experimentProjectsExist ? [] : ExperimentManagementStatements,
+            cancellationToken);
    }

    private async Task ApplyMigrationAsync(
@@ -2351,4 +2381,134 @@ public sealed class DevelopmentSqliteMigrator(
        ON "ExamRoomInvigilators" ("TeacherId");
        """
    ];
+
+    private static readonly string[] ExamPublishJobStatements =
+    [
+        """
+        CREATE TABLE "ExamPublishJobs" (
+            "Id" TEXT NOT NULL CONSTRAINT "PK_ExamPublishJobs" PRIMARY KEY,
+            "Kind" INTEGER NOT NULL,
+            "PlanId" TEXT NOT NULL,
+            "ActivePlanId" TEXT NULL,
+            "RequestedByUserId" TEXT NULL,
+            "Status" INTEGER NOT NULL,
+            "CurrentStep" TEXT NULL,
+            "ErrorMessage" TEXT NULL,
+            "StartedAt" TEXT NULL,
+            "CompletedAt" TEXT NULL,
+            "CreatedAt" TEXT NOT NULL,
+            "UpdatedAt" TEXT NOT NULL
+        );
+        """
+    ];
+
+    private static readonly string[] ExperimentManagementStatements =
+    [
+        """
+        CREATE TABLE "ExperimentProjects" (
+            "Id" TEXT NOT NULL CONSTRAINT "PK_ExperimentProjects" PRIMARY KEY,
+            "TeachingTaskId" TEXT NOT NULL,
+            "Code" TEXT NOT NULL,
+            "Name" TEXT NOT NULL,
+            "ArrangementMode" INTEGER NOT NULL,
+            "Description" TEXT NULL,
+            "Requirements" TEXT NULL,
+            "StartDate" TEXT NOT NULL,
+            "EndDate" TEXT NOT NULL,
+            "Status" INTEGER NOT NULL,
+            "PublishedAt" TEXT NULL,
+            "ClosedAt" TEXT NULL,
+            "CreatedAt" TEXT NOT NULL,
+            "UpdatedAt" TEXT NOT NULL,
+            CONSTRAINT "FK_ExperimentProjects_TeachingTasks_TeachingTaskId"
+                FOREIGN KEY ("TeachingTaskId") REFERENCES "TeachingTasks" ("Id")
+                ON DELETE RESTRICT
+        );
+        """,
+        """
+        CREATE UNIQUE INDEX "IX_ExperimentProjects_TeachingTaskId_Code"
+        ON "ExperimentProjects" ("TeachingTaskId", "Code");
+        """,
+        """
+        CREATE INDEX "IX_ExperimentProjects_Status_StartDate_EndDate"
+        ON "ExperimentProjects" ("Status", "StartDate", "EndDate");
+        """,
+        """
+        CREATE TABLE "ExperimentSessions" (
+            "Id" TEXT NOT NULL CONSTRAINT "PK_ExperimentSessions" PRIMARY KEY,
+            "ExperimentProjectId" TEXT NOT NULL,
+            "ClassroomId" TEXT NOT NULL,
+            "SessionDate" TEXT NOT NULL,
+            "StartPeriod" INTEGER NOT NULL,
+            "PeriodCount" INTEGER NOT NULL,
+            "Capacity" INTEGER NOT NULL,
+            "ReservedCount" INTEGER NOT NULL,
+            "Notes" TEXT NULL,
+            "Status" INTEGER NOT NULL,
+            "CancelledAt" TEXT NULL,
+            "CreatedAt" TEXT NOT NULL,
+            "UpdatedAt" TEXT NOT NULL,
+            CONSTRAINT "FK_ExperimentSessions_ExperimentProjects_ExperimentProjectId"
+                FOREIGN KEY ("ExperimentProjectId")
+                REFERENCES "ExperimentProjects" ("Id")
+                ON DELETE CASCADE,
+            CONSTRAINT "FK_ExperimentSessions_Classrooms_ClassroomId"
+                FOREIGN KEY ("ClassroomId") REFERENCES "Classrooms" ("Id")
+                ON DELETE RESTRICT
+        );
+        """,
+        """
+        CREATE INDEX "IX_ExperimentSessions_ExperimentProjectId_SessionDate_StartPeriod"
+        ON "ExperimentSessions" (
+            "ExperimentProjectId",
+            "SessionDate",
+            "StartPeriod"
+        );
+        """,
+        """
+        CREATE INDEX "IX_ExperimentSessions_ClassroomId_SessionDate_Status_StartPeriod"
+        ON "ExperimentSessions" (
+            "ClassroomId",
+            "SessionDate",
+            "Status",
+            "StartPeriod"
+        );
+        """,
+        """
+        CREATE TABLE "ExperimentBookings" (
+            "Id" TEXT NOT NULL CONSTRAINT "PK_ExperimentBookings" PRIMARY KEY,
+            "ExperimentProjectId" TEXT NOT NULL,
+            "ExperimentSessionId" TEXT NOT NULL,
+            "StudentId" TEXT NOT NULL,
+            "Status" INTEGER NOT NULL,
+            "BookedAt" TEXT NOT NULL,
+            "CancelledAt" TEXT NULL,
+            "CreatedAt" TEXT NOT NULL,
+            "UpdatedAt" TEXT NOT NULL,
+            CONSTRAINT "FK_ExperimentBookings_ExperimentProjects_ExperimentProjectId"
+                FOREIGN KEY ("ExperimentProjectId")
+                REFERENCES "ExperimentProjects" ("Id")
+                ON DELETE CASCADE,
+            CONSTRAINT "FK_ExperimentBookings_ExperimentSessions_ExperimentSessionId"
+                FOREIGN KEY ("ExperimentSessionId")
+                REFERENCES "ExperimentSessions" ("Id")
+                ON DELETE RESTRICT,
+            CONSTRAINT "FK_ExperimentBookings_Students_StudentId"
+                FOREIGN KEY ("StudentId") REFERENCES "Students" ("Id")
+                ON DELETE RESTRICT
+        );
+        """,
+        """
+        CREATE UNIQUE INDEX "IX_ExperimentBookings_ExperimentProjectId_StudentId"
+        ON "ExperimentBookings" ("ExperimentProjectId", "StudentId");
+        """,
+        """
+        CREATE INDEX "IX_ExperimentBookings_ExperimentSessionId_Status_BookedAt"
+        ON "ExperimentBookings" (
+            "ExperimentSessionId",
+            "Status",
+            "BookedAt"
+        );
+        """
+    ];
 }
@@ -0,0 +1,170 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Jiaowu.Api.Infrastructure.Persistence.Migrations.MySql
+{
+    /// <inheritdoc />
+    public partial class ExperimentManagement : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "ExperimentProjects",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "char(36)", nullable: false),
+                    TeachingTaskId = table.Column<Guid>(type: "char(36)", nullable: false),
+                    Code = table.Column<string>(type: "varchar(40)", maxLength: 40, nullable: false),
+                    Name = table.Column<string>(type: "varchar(120)", maxLength: 120, nullable: false),
+                    ArrangementMode = table.Column<int>(type: "int", nullable: false),
+                    Description = table.Column<string>(type: "varchar(1000)", maxLength: 1000, nullable: true),
+                    Requirements = table.Column<string>(type: "varchar(1000)", maxLength: 1000, nullable: true),
+                    StartDate = table.Column<DateTime>(type: "date", nullable: false),
+                    EndDate = table.Column<DateTime>(type: "date", nullable: false),
+                    Status = table.Column<int>(type: "int", nullable: false),
+                    PublishedAt = table.Column<DateTime>(type: "datetime(6)", nullable: true),
+                    ClosedAt = table.Column<DateTime>(type: "datetime(6)", nullable: true),
+                    CreatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ExperimentProjects", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ExperimentProjects_TeachingTasks_TeachingTaskId",
+                        column: x => x.TeachingTaskId,
+                        principalTable: "TeachingTasks",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                })
+                .Annotation("MySQL:Charset", "utf8mb4");
+
+            migrationBuilder.CreateTable(
+                name: "ExperimentSessions",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "char(36)", nullable: false),
+                    ExperimentProjectId = table.Column<Guid>(type: "char(36)", nullable: false),
+                    ClassroomId = table.Column<Guid>(type: "char(36)", nullable: false),
+                    SessionDate = table.Column<DateTime>(type: "date", nullable: false),
+                    StartPeriod = table.Column<int>(type: "int", nullable: false),
+                    PeriodCount = table.Column<int>(type: "int", nullable: false),
+                    Capacity = table.Column<int>(type: "int", nullable: false),
+                    ReservedCount = table.Column<int>(type: "int", nullable: false),
+                    Notes = table.Column<string>(type: "varchar(500)", maxLength: 500, nullable: true),
+                    Status = table.Column<int>(type: "int", nullable: false),
+                    CancelledAt = table.Column<DateTime>(type: "datetime(6)", nullable: true),
+                    CreatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ExperimentSessions", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ExperimentSessions_Classrooms_ClassroomId",
+                        column: x => x.ClassroomId,
+                        principalTable: "Classrooms",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                    table.ForeignKey(
+                        name: "FK_ExperimentSessions_ExperimentProjects_ExperimentProjectId",
+                        column: x => x.ExperimentProjectId,
+                        principalTable: "ExperimentProjects",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                })
+                .Annotation("MySQL:Charset", "utf8mb4");
+
+            migrationBuilder.CreateTable(
+                name: "ExperimentBookings",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "char(36)", nullable: false),
+                    ExperimentProjectId = table.Column<Guid>(type: "char(36)", nullable: false),
+                    ExperimentSessionId = table.Column<Guid>(type: "char(36)", nullable: false),
+                    StudentId = table.Column<Guid>(type: "char(36)", nullable: false),
+                    Status = table.Column<int>(type: "int", nullable: false),
+                    BookedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
+                    CancelledAt = table.Column<DateTime>(type: "datetime(6)", nullable: true),
+                    CreatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ExperimentBookings", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ExperimentBookings_ExperimentProjects_ExperimentProjectId",
+                        column: x => x.ExperimentProjectId,
+                        principalTable: "ExperimentProjects",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ExperimentBookings_ExperimentSessions_ExperimentSessionId",
+                        column: x => x.ExperimentSessionId,
+                        principalTable: "ExperimentSessions",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                    table.ForeignKey(
+                        name: "FK_ExperimentBookings_Students_StudentId",
+                        column: x => x.StudentId,
+                        principalTable: "Students",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                })
+                .Annotation("MySQL:Charset", "utf8mb4");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExperimentBookings_ExperimentProjectId_StudentId",
+                table: "ExperimentBookings",
+                columns: new[] { "ExperimentProjectId", "StudentId" },
+                unique: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExperimentBookings_ExperimentSessionId_Status_BookedAt",
+                table: "ExperimentBookings",
+                columns: new[] { "ExperimentSessionId", "Status", "BookedAt" });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExperimentBookings_StudentId",
+                table: "ExperimentBookings",
+                column: "StudentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExperimentProjects_Status_StartDate_EndDate",
+                table: "ExperimentProjects",
+                columns: new[] { "Status", "StartDate", "EndDate" });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExperimentProjects_TeachingTaskId_Code",
+                table: "ExperimentProjects",
+                columns: new[] { "TeachingTaskId", "Code" },
+                unique: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExperimentSessions_ClassroomId_SessionDate_Status_StartPeriod",
+                table: "ExperimentSessions",
+                columns: new[] { "ClassroomId", "SessionDate", "Status", "StartPeriod" });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExperimentSessions_ExperimentProjectId_SessionDate_StartPeri~",
+                table: "ExperimentSessions",
+                columns: new[] { "ExperimentProjectId", "SessionDate", "StartPeriod" });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "ExperimentBookings");
+
+            migrationBuilder.DropTable(
+                name: "ExperimentSessions");
+
+            migrationBuilder.DropTable(
+                name: "ExperimentProjects");
+        }
+    }
+}
@@ -2001,6 +2001,161 @@ namespace Jiaowu.Api.Infrastructure.Persistence.Migrations.MySql
                    b.ToTable("ExamSignInExportJobs");
                });

+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentBooking", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("char(36)");
+
+                    b.Property<DateTime>("BookedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<DateTime?>("CancelledAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<Guid>("ExperimentProjectId")
+                        .HasColumnType("char(36)");
+
+                    b.Property<Guid>("ExperimentSessionId")
+                        .HasColumnType("char(36)");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("StudentId")
+                        .HasColumnType("char(36)");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("StudentId");
+
+                    b.HasIndex("ExperimentProjectId", "StudentId")
+                        .IsUnique();
+
+                    b.HasIndex("ExperimentSessionId", "Status", "BookedAt");
+
+                    b.ToTable("ExperimentBookings");
+                });
+
+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentProject", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("char(36)");
+
+                    b.Property<int>("ArrangementMode")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("ClosedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(40)
+                        .HasColumnType("varchar(40)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("varchar(1000)");
+
+                    b.Property<DateTime>("EndDate")
+                        .HasColumnType("date");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(120)
+                        .HasColumnType("varchar(120)");
+
+                    b.Property<DateTime?>("PublishedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<string>("Requirements")
+                        .HasMaxLength(1000)
+                        .HasColumnType("varchar(1000)");
+
+                    b.Property<DateTime>("StartDate")
+                        .HasColumnType("date");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("TeachingTaskId")
+                        .HasColumnType("char(36)");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("TeachingTaskId", "Code")
+                        .IsUnique();
+
+                    b.HasIndex("Status", "StartDate", "EndDate");
+
+                    b.ToTable("ExperimentProjects");
+                });
+
+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentSession", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("char(36)");
+
+                    b.Property<DateTime?>("CancelledAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<int>("Capacity")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("ClassroomId")
+                        .HasColumnType("char(36)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.Property<Guid>("ExperimentProjectId")
+                        .HasColumnType("char(36)");
+
+                    b.Property<string>("Notes")
+                        .HasMaxLength(500)
+                        .HasColumnType("varchar(500)");
+
+                    b.Property<int>("PeriodCount")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ReservedCount")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("SessionDate")
+                        .HasColumnType("date");
+
+                    b.Property<int>("StartPeriod")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime(6)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ExperimentProjectId", "SessionDate", "StartPeriod");
+
+                    b.HasIndex("ClassroomId", "SessionDate", "Status", "StartPeriod");
+
+                    b.ToTable("ExperimentSessions");
+                });
+
            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.GradeItem", b =>
                {
                    b.Property<Guid>("Id")
@@ -4630,6 +4785,63 @@ namespace Jiaowu.Api.Infrastructure.Persistence.Migrations.MySql
                    b.Navigation("Teacher");
                });

+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentBooking", b =>
+                {
+                    b.HasOne("Jiaowu.Api.Domain.Academic.ExperimentProject", "ExperimentProject")
+                        .WithMany("Bookings")
+                        .HasForeignKey("ExperimentProjectId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("Jiaowu.Api.Domain.Academic.ExperimentSession", "ExperimentSession")
+                        .WithMany("Bookings")
+                        .HasForeignKey("ExperimentSessionId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("Jiaowu.Api.Domain.Academic.Student", "Student")
+                        .WithMany()
+                        .HasForeignKey("StudentId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("ExperimentProject");
+
+                    b.Navigation("ExperimentSession");
+
+                    b.Navigation("Student");
+                });
+
+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentProject", b =>
+                {
+                    b.HasOne("Jiaowu.Api.Domain.Academic.TeachingTask", "TeachingTask")
+                        .WithMany()
+                        .HasForeignKey("TeachingTaskId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("TeachingTask");
+                });
+
+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentSession", b =>
+                {
+                    b.HasOne("Jiaowu.Api.Domain.Academic.Classroom", "Classroom")
+                        .WithMany()
+                        .HasForeignKey("ClassroomId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("Jiaowu.Api.Domain.Academic.ExperimentProject", "ExperimentProject")
+                        .WithMany("Sessions")
+                        .HasForeignKey("ExperimentProjectId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Classroom");
+
+                    b.Navigation("ExperimentProject");
+                });
+
            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.GradeItem", b =>
                {
                    b.HasOne("Jiaowu.Api.Domain.Academic.GradeSheet", "GradeSheet")
@@ -5338,6 +5550,18 @@ namespace Jiaowu.Api.Infrastructure.Persistence.Migrations.MySql
                    b.Navigation("SeatAssignments");
                });

+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentProject", b =>
+                {
+                    b.Navigation("Bookings");
+
+                    b.Navigation("Sessions");
+                });
+
+            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.ExperimentSession", b =>
+                {
+                    b.Navigation("Bookings");
+                });
+
            modelBuilder.Entity("Jiaowu.Api.Domain.Academic.GradeItem", b =>
                {
                    b.Navigation("Scores");
@@ -81,6 +81,20 @@ public sealed class ClassroomReservationAvailabilityService(AppDbContext db)
            .ToListAsync(cancellationToken);
        occupiedIds.UnionWith(makeupExamRoomIds);

+        var experimentRoomIds = await db.ExperimentSessions.AsNoTracking()
+            .Where(session =>
+                session.ExperimentProject!.TeachingTask!.AcademicTermId ==
+                    term.Id &&
+                session.ExperimentProject.Status !=
+                    ExperimentProjectStatus.Closed &&
+                session.Status == ExperimentSessionStatus.Scheduled &&
+                session.SessionDate == reservationDate &&
+                session.StartPeriod < startPeriod + periodCount &&
+                startPeriod < session.StartPeriod + session.PeriodCount)
+            .Select(session => session.ClassroomId)
+            .ToListAsync(cancellationToken);
+        occupiedIds.UnionWith(experimentRoomIds);
+
        var reservationQuery = db.ClassroomReservations.AsNoTracking()
            .Where(reservation =>
                reservation.AcademicTermId == term.Id &&