仪表盘和 6 类统计摘要接入 HybridCache（内存 + Redis）。
默认 Redis 缓存 3 分钟、本地缓存 30 秒，可通过环境变量调整。 缓存键包含数据权限范围、有效学院和全部筛选条件，避免跨学院串数据。 Excel 导出保持实时查询，不使用摘要缓存。 无需数据库迁移。
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@@ -1,18 +1,35 @@
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using System.Text.Json;
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using Jiaowu.Api.Domain.Academic;
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using Jiaowu.Api.Infrastructure.Caching;
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using Jiaowu.Api.Infrastructure.Persistence;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.Extensions.Options;
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namespace Jiaowu.Api.Controllers;
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[ApiController]
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[Authorize]
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[Route("api/dashboard")]
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public sealed class DashboardController(AppDbContext db) : ControllerBase
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public sealed class DashboardController(
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AppDbContext db,
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IAppCache appCache,
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IOptions<JsonOptions> jsonOptions) : ControllerBase
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{
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[HttpGet]
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public async Task<ActionResult<object>> Get(CancellationToken cancellationToken)
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{
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var response = await appCache.GetOrCreateAsync(
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AppCacheKeys.Dashboard,
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LoadAsync,
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AppCacheProfile.Analytics,
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[AppCacheTags.Analytics],
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cancellationToken);
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return response;
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}
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private async Task<JsonElement> LoadAsync(CancellationToken cancellationToken)
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{
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var currentTerm = await db.AcademicTerms
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.AsNoTracking()
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@@ -20,64 +37,66 @@ public sealed class DashboardController(AppDbContext db) : ControllerBase
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.Select(x => new { x.Id, x.Name, x.StartDate, x.EndDate })
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.FirstOrDefaultAsync(cancellationToken);
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return new
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{
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CurrentTerm = currentTerm,
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Counts = new
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return JsonSerializer.SerializeToElement(
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new
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{
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Campuses = await db.Campuses.CountAsync(cancellationToken),
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Colleges = await db.Colleges.CountAsync(cancellationToken),
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Majors = await db.Majors.CountAsync(cancellationToken),
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Classes = await db.AdministrativeClasses.CountAsync(cancellationToken),
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Classrooms = await db.Classrooms.CountAsync(cancellationToken),
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Teachers = await db.Teachers.CountAsync(cancellationToken),
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Students = await db.Students.CountAsync(cancellationToken),
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Courses = await db.Courses.CountAsync(cancellationToken),
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CurriculumPlans = await db.CurriculumPlans.CountAsync(cancellationToken),
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TeachingTasks = await db.TeachingTasks.CountAsync(cancellationToken),
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SchedulePlans = await db.SchedulePlans.CountAsync(cancellationToken),
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CourseSelectionRounds = await db.CourseSelectionRounds
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.CountAsync(cancellationToken),
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CourseSelectionOfferings = await db.CourseSelectionOfferings
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.CountAsync(cancellationToken),
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CourseEnrollments = await db.CourseEnrollments
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.CountAsync(
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x => x.Status == CourseEnrollmentStatus.Enrolled,
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CurrentTerm = currentTerm,
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Counts = new
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{
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Campuses = await db.Campuses.CountAsync(cancellationToken),
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Colleges = await db.Colleges.CountAsync(cancellationToken),
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Majors = await db.Majors.CountAsync(cancellationToken),
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Classes = await db.AdministrativeClasses.CountAsync(cancellationToken),
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Classrooms = await db.Classrooms.CountAsync(cancellationToken),
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Teachers = await db.Teachers.CountAsync(cancellationToken),
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Students = await db.Students.CountAsync(cancellationToken),
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Courses = await db.Courses.CountAsync(cancellationToken),
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CurriculumPlans = await db.CurriculumPlans.CountAsync(cancellationToken),
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TeachingTasks = await db.TeachingTasks.CountAsync(cancellationToken),
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SchedulePlans = await db.SchedulePlans.CountAsync(cancellationToken),
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CourseSelectionRounds = await db.CourseSelectionRounds
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.CountAsync(cancellationToken),
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CourseSelectionOfferings = await db.CourseSelectionOfferings
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.CountAsync(cancellationToken),
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CourseEnrollments = await db.CourseEnrollments
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.CountAsync(
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x => x.Status == CourseEnrollmentStatus.Enrolled,
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cancellationToken),
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GradeSheets = await db.GradeSheets.CountAsync(cancellationToken),
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PublishedGradeSheets = await db.GradeSheets.CountAsync(
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x => x.Status == GradeSheetStatus.Published,
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cancellationToken),
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GradeSheets = await db.GradeSheets.CountAsync(cancellationToken),
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PublishedGradeSheets = await db.GradeSheets.CountAsync(
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x => x.Status == GradeSheetStatus.Published,
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cancellationToken),
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GradeRecords = await db.GradeRecords.CountAsync(cancellationToken),
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ExamPlans = await db.ExamPlans.CountAsync(cancellationToken),
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ExamSessions = await db.ExamSessions.CountAsync(cancellationToken),
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StudentStatusChanges = await db.StudentStatusChanges
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.CountAsync(cancellationToken),
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PendingStudentStatusChanges = await db.StudentStatusChanges.CountAsync(
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x => x.State == StudentStatusChangeState.Submitted ||
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x.State == StudentStatusChangeState.CounselorApproved ||
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x.State == StudentStatusChangeState.CollegeApproved,
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cancellationToken),
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GraduationAuditBatches = await db.GraduationAuditBatches
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.CountAsync(cancellationToken),
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PublishedGraduationAuditBatches = await db.GraduationAuditBatches
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.CountAsync(
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x => x.Status == GraduationAuditBatchStatus.Published,
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GradeRecords = await db.GradeRecords.CountAsync(cancellationToken),
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ExamPlans = await db.ExamPlans.CountAsync(cancellationToken),
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ExamSessions = await db.ExamSessions.CountAsync(cancellationToken),
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StudentStatusChanges = await db.StudentStatusChanges
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.CountAsync(cancellationToken),
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PendingStudentStatusChanges = await db.StudentStatusChanges.CountAsync(
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x => x.State == StudentStatusChangeState.Submitted ||
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x.State == StudentStatusChangeState.CounselorApproved ||
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x.State == StudentStatusChangeState.CollegeApproved,
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cancellationToken),
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DegreeAwardBatches = await db.DegreeAwardBatches
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.CountAsync(cancellationToken),
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PublishedDegreeAwardBatches = await db.DegreeAwardBatches
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.CountAsync(
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x => x.Status == DegreeAwardBatchStatus.Published,
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cancellationToken),
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GraduationClearanceBatches = await db.GraduationClearanceBatches
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.CountAsync(cancellationToken),
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OpenGraduationClearanceBatches = await db.GraduationClearanceBatches
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.CountAsync(
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x => x.Status == GraduationClearanceBatchStatus.Open,
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cancellationToken),
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Users = await db.Users.CountAsync(cancellationToken)
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}
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};
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GraduationAuditBatches = await db.GraduationAuditBatches
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.CountAsync(cancellationToken),
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PublishedGraduationAuditBatches = await db.GraduationAuditBatches
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.CountAsync(
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x => x.Status == GraduationAuditBatchStatus.Published,
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cancellationToken),
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DegreeAwardBatches = await db.DegreeAwardBatches
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.CountAsync(cancellationToken),
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PublishedDegreeAwardBatches = await db.DegreeAwardBatches
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.CountAsync(
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x => x.Status == DegreeAwardBatchStatus.Published,
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cancellationToken),
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GraduationClearanceBatches = await db.GraduationClearanceBatches
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.CountAsync(cancellationToken),
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OpenGraduationClearanceBatches = await db.GraduationClearanceBatches
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.CountAsync(
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x => x.Status == GraduationClearanceBatchStatus.Open,
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cancellationToken),
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Users = await db.Users.CountAsync(cancellationToken)
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}
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},
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jsonOptions.Value.JsonSerializerOptions);
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}
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}
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