考试排考

2026-07-25 14:51:17 +08:00
parent 36049af692
commit 4e7da6709e
12 changed files with 1306 additions and 118 deletions
@@ -0,0 +1,158 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Jiaowu.Api.Infrastructure.Persistence.Migrations.MySql
+{
+    /// <inheritdoc />
+    public partial class ExamSchedulingOptimization : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            // Drop old FK/index on ClassroomId
+            migrationBuilder.DropForeignKey(
+                name: "FK_ExamSessions_Classrooms_ClassroomId",
+                table: "ExamSessions");
+
+            migrationBuilder.DropIndex(
+                name: "IX_ExamSessions_ClassroomId",
+                table: "ExamSessions");
+
+            // Make ClassroomId nullable
+            migrationBuilder.AlterColumn<Guid>(
+                name: "ClassroomId",
+                table: "ExamSessions",
+                type: "char(36)",
+                nullable: true,
+                oldClrType: typeof(Guid),
+                oldType: "char(36)");
+
+            // Add new columns
+            migrationBuilder.AddColumn<DateOnly>(
+                name: "ExamDate",
+                table: "ExamSessions",
+                type: "date",
+                nullable: false,
+                defaultValue: new DateOnly(2027, 1, 1));
+
+            migrationBuilder.AddColumn<int>(
+                name: "StartPeriod",
+                table: "ExamSessions",
+                type: "int",
+                nullable: false,
+                defaultValue: 1);
+
+            migrationBuilder.AddColumn<int>(
+                name: "PeriodCount",
+                table: "ExamSessions",
+                type: "int",
+                nullable: false,
+                defaultValue: 2);
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "RequiredBuildingId",
+                table: "ExamSessions",
+                type: "char(36)",
+                nullable: true);
+
+            migrationBuilder.AddColumn<int>(
+                name: "RequiredInvigilatorCount",
+                table: "ExamSessions",
+                type: "int",
+                nullable: false,
+                defaultValue: 2);
+
+            // Re-add FK/index on ClassroomId (nullable, SetNull)
+            migrationBuilder.CreateIndex(
+                name: "IX_ExamSessions_ClassroomId",
+                table: "ExamSessions",
+                column: "ClassroomId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_ExamSessions_Classrooms_ClassroomId",
+                table: "ExamSessions",
+                column: "ClassroomId",
+                principalTable: "Classrooms",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.SetNull);
+
+            // New indices
+            migrationBuilder.CreateIndex(
+                name: "IX_ExamSessions_ExamPlanId_ExamDate",
+                table: "ExamSessions",
+                columns: new[] { "ExamPlanId", "ExamDate" });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ExamSessions_RequiredBuildingId",
+                table: "ExamSessions",
+                column: "RequiredBuildingId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_ExamSessions_Buildings_RequiredBuildingId",
+                table: "ExamSessions",
+                column: "RequiredBuildingId",
+                principalTable: "Buildings",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.SetNull);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            // Remove new FK/index
+            migrationBuilder.DropForeignKey(
+                name: "FK_ExamSessions_Buildings_RequiredBuildingId",
+                table: "ExamSessions");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_ExamSessions_Classrooms_ClassroomId",
+                table: "ExamSessions");
+
+            migrationBuilder.DropIndex(
+                name: "IX_ExamSessions_ClassroomId",
+                table: "ExamSessions");
+
+            migrationBuilder.DropIndex(
+                name: "IX_ExamSessions_ExamPlanId_ExamDate",
+                table: "ExamSessions");
+
+            migrationBuilder.DropIndex(
+                name: "IX_ExamSessions_RequiredBuildingId",
+                table: "ExamSessions");
+
+            // Drop new columns
+            migrationBuilder.DropColumn(name: "RequiredInvigilatorCount", table: "ExamSessions");
+            migrationBuilder.DropColumn(name: "RequiredBuildingId", table: "ExamSessions");
+            migrationBuilder.DropColumn(name: "PeriodCount", table: "ExamSessions");
+            migrationBuilder.DropColumn(name: "StartPeriod", table: "ExamSessions");
+            migrationBuilder.DropColumn(name: "ExamDate", table: "ExamSessions");
+
+            // Restore ClassroomId to non-nullable
+            migrationBuilder.AlterColumn<Guid>(
+                name: "ClassroomId",
+                table: "ExamSessions",
+                type: "char(36)",
+                nullable: false,
+                defaultValue: Guid.Empty,
+                oldClrType: typeof(Guid),
+                oldType: "char(36)",
+                oldNullable: true);
+
+            // Restore original FK/index
+            migrationBuilder.CreateIndex(
+                name: "IX_ExamSessions_ClassroomId",
+                table: "ExamSessions",
+                column: "ClassroomId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_ExamSessions_Classrooms_ClassroomId",
+                table: "ExamSessions",
+                column: "ClassroomId",
+                principalTable: "Classrooms",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+        }
+    }
+}