357 lines
14 KiB
C#
357 lines
14 KiB
C#
using System.ComponentModel.DataAnnotations;
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using Jiaowu.Api.Domain.Academic;
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using Jiaowu.Api.Domain.Identity;
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using Jiaowu.Api.Infrastructure.Auth;
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using Jiaowu.Api.Infrastructure.Graduation;
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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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namespace Jiaowu.Api.Controllers;
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[ApiController]
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[Authorize]
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[Route("api/degree-awards")]
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public sealed class DegreeAwardsController(
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AppDbContext db,
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ICurrentUserDataScope currentUserDataScope) : ControllerBase
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{
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private const string Managers =
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SystemRoles.SuperAdmin + "," + SystemRoles.AcademicAdmin;
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private const string Reviewers = Managers + "," + SystemRoles.CollegeAdmin;
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[HttpGet("batches")]
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[Authorize(Roles = Reviewers)]
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public async Task<ActionResult> GetBatches(CancellationToken token)
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{
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var collegeId = RestrictedCollegeId();
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return Ok(await db.DegreeAwardBatches.AsNoTracking()
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.OrderByDescending(x => x.GraduationYear)
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.ThenByDescending(x => x.CreatedAt)
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.Select(x => new
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{
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x.Id,
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x.Name,
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x.GraduationYear,
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x.DegreeName,
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x.MinimumGradePoint,
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x.Status,
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x.Notes,
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x.CalculatedAt,
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x.PublishedAt,
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ResultCount = x.Results.Count(result =>
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!collegeId.HasValue ||
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result.Student!.AdministrativeClass!.Major!.CollegeId == collegeId),
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GrantedCount = x.Results.Count(result =>
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(!collegeId.HasValue ||
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result.Student!.AdministrativeClass!.Major!.CollegeId == collegeId) &&
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result.Conclusion == DegreeAwardConclusion.Granted),
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NotGrantedCount = x.Results.Count(result =>
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(!collegeId.HasValue ||
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result.Student!.AdministrativeClass!.Major!.CollegeId == collegeId) &&
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result.Conclusion == DegreeAwardConclusion.NotGranted),
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OverrideCount = x.Results.Count(result =>
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(!collegeId.HasValue ||
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result.Student!.AdministrativeClass!.Major!.CollegeId == collegeId) &&
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result.IsOverridden)
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}).ToListAsync(token));
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}
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[HttpGet("batches/{id:guid}")]
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[Authorize(Roles = Reviewers)]
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public async Task<ActionResult> GetBatch(
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Guid id,
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[FromQuery] int page = 1,
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[FromQuery] int pageSize = 20,
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[FromQuery] string? keyword = null,
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[FromQuery] DegreeAwardConclusion? conclusion = null,
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CancellationToken token = default)
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{
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page = Math.Max(page, 1);
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pageSize = Math.Clamp(pageSize, 10, 100);
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var batch = await db.DegreeAwardBatches.AsNoTracking()
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.FirstOrDefaultAsync(x => x.Id == id, token);
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if (batch is null) return NotFound();
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var collegeId = RestrictedCollegeId();
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var source = db.DegreeAwardResults.AsNoTracking()
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.Where(x => x.DegreeAwardBatchId == id);
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if (collegeId.HasValue)
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source = source.Where(x =>
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x.Student!.AdministrativeClass!.Major!.CollegeId == collegeId);
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var summary = await source
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.GroupBy(_ => 1)
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.Select(group => new
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{
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ResultCount = group.Count(),
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GrantedCount = group.Count(x =>
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x.Conclusion == DegreeAwardConclusion.Granted),
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NotGrantedCount = group.Count(x =>
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x.Conclusion == DegreeAwardConclusion.NotGranted),
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OverrideCount = group.Count(x => x.IsOverridden)
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})
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.FirstOrDefaultAsync(token);
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var normalizedKeyword = keyword?.Trim();
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if (!string.IsNullOrWhiteSpace(normalizedKeyword))
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source = source.Where(x =>
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x.Student!.StudentNumber.Contains(normalizedKeyword) ||
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x.Student.Name.Contains(normalizedKeyword) ||
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x.Student.AdministrativeClass!.Name.Contains(normalizedKeyword) ||
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x.Student.AdministrativeClass.Major!.Name.Contains(normalizedKeyword));
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if (conclusion.HasValue)
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source = source.Where(x => x.Conclusion == conclusion.Value);
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var total = await source.CountAsync(token);
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var items = await source.OrderBy(x => x.Student!.StudentNumber)
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.Skip((page - 1) * pageSize)
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.Take(pageSize)
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.Select(x => new
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{
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x.Id,
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x.StudentId,
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x.Student!.StudentNumber,
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x.Student.Name,
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ClassName = x.Student.AdministrativeClass!.Name,
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MajorName = x.Student.AdministrativeClass.Major!.Name,
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CollegeName = x.Student.AdministrativeClass.Major.College!.Name,
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x.AverageGradePoint,
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x.CalculatedConclusion,
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x.Conclusion,
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x.ExceptionReason,
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x.IsOverridden,
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x.ReviewComment,
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x.ReviewedAt
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}).ToListAsync(token);
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return Ok(new
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{
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batch.Id,
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batch.Name,
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batch.GraduationYear,
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batch.DegreeName,
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batch.MinimumGradePoint,
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batch.Status,
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batch.Notes,
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batch.CalculatedAt,
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batch.PublishedAt,
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ResultCount = summary?.ResultCount ?? 0,
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GrantedCount = summary?.GrantedCount ?? 0,
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NotGrantedCount = summary?.NotGrantedCount ?? 0,
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OverrideCount = summary?.OverrideCount ?? 0,
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Results = new
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{
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Items = items,
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Total = total,
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Page = page,
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PageSize = pageSize
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}
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});
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}
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[HttpPost("batches")]
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[Authorize(Roles = Managers)]
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public async Task<ActionResult> Create(
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DegreeAwardBatchRequest request,
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CancellationToken token)
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{
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var batch = new DegreeAwardBatch
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{
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Name = request.Name.Trim(),
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GraduationYear = request.GraduationYear,
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DegreeName = request.DegreeName.Trim(),
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MinimumGradePoint = request.MinimumGradePoint,
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Notes = request.Notes?.Trim()
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};
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db.DegreeAwardBatches.Add(batch);
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await db.SaveChangesAsync(token);
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return Created(string.Empty, new { batch.Id });
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}
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[HttpPost("batches/{id:guid}/calculate")]
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[Authorize(Roles = Managers)]
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public async Task<ActionResult> Calculate(Guid id, CancellationToken token)
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{
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var batch = await db.DegreeAwardBatches
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.FirstOrDefaultAsync(x => x.Id == id, token);
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if (batch is null) return NotFound();
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if (batch.Status != DegreeAwardBatchStatus.Draft)
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return ConflictProblem("已发布批次不能重新计算。");
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var auditCandidates = await db.GraduationAuditResults.AsNoTracking()
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.Where(x =>
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x.GraduationAuditBatch!.GraduationYear == batch.GraduationYear &&
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x.GraduationAuditBatch.Status == GraduationAuditBatchStatus.Published &&
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x.Conclusion == GraduationAuditConclusion.Eligible)
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.OrderByDescending(x => x.GraduationAuditBatch!.PublishedAt)
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.Select(x => new
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{
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x.Id,
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x.StudentId,
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StudentStatus = x.Student!.Status
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})
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.ToListAsync(token);
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var audits = auditCandidates
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.GroupBy(x => x.StudentId)
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.Select(x => x.First())
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.ToList();
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var gradePoints = await db.GradeRecords.AsNoTracking()
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.Where(x => x.GradeSheet!.Status == GradeSheetStatus.Published &&
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x.GradePoint.HasValue)
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.Where(x => db.GraduationAuditResults.Any(audit =>
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audit.StudentId == x.StudentId &&
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audit.GraduationAuditBatch!.GraduationYear == batch.GraduationYear &&
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audit.GraduationAuditBatch.Status == GraduationAuditBatchStatus.Published &&
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audit.Conclusion == GraduationAuditConclusion.Eligible))
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.Select(x => new
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{
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x.StudentId,
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GradePoint = x.GradePoint!.Value,
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x.GradeSheet!.TeachingTask!.Course!.Credits
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}).ToListAsync(token);
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var gradePointsByStudent = gradePoints
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.GroupBy(x => x.StudentId)
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.ToDictionary(group => group.Key, group => group.ToList());
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await db.DegreeAwardResults
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.Where(x => x.DegreeAwardBatchId == id)
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.ExecuteDeleteAsync(token);
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foreach (var audit in audits)
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{
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var grades = gradePointsByStudent.GetValueOrDefault(audit.StudentId) ?? [];
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var credits = grades.Sum(x => x.Credits);
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var average = credits == 0
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? 0
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: Math.Round(
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grades.Sum(x => x.GradePoint * x.Credits) / credits,
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2,
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MidpointRounding.AwayFromZero);
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var conclusion = DegreeAwardRules.Evaluate(
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true, audit.StudentStatus, average, batch.MinimumGradePoint);
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var reason = audit.StudentStatus != StudentStatus.Graduated
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? "学籍状态尚未转为毕业"
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: average < batch.MinimumGradePoint
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? $"平均绩点 {average:0.00}，低于批次要求 {batch.MinimumGradePoint:0.00}"
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: string.Empty;
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db.DegreeAwardResults.Add(new DegreeAwardResult
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{
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DegreeAwardBatchId = batch.Id,
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StudentId = audit.StudentId,
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GraduationAuditResultId = audit.Id,
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AverageGradePoint = average,
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CalculatedConclusion = conclusion,
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Conclusion = conclusion,
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ExceptionReason = reason
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});
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}
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batch.CalculatedAt = DateTime.UtcNow;
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await db.SaveChangesAsync(token);
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return Ok(new { ResultCount = audits.Count });
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}
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[HttpPut("results/{id:guid}")]
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[Authorize(Roles = Reviewers)]
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public async Task<ActionResult> Review(
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Guid id,
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DegreeAwardDecisionRequest request,
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CancellationToken token)
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{
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var result = await db.DegreeAwardResults
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.Include(x => x.DegreeAwardBatch)
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.Include(x => x.Student)
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.ThenInclude(x => x!.AdministrativeClass)
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.ThenInclude(x => x!.Major)
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.FirstOrDefaultAsync(x => x.Id == id, token);
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if (result is null) return NotFound();
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if (result.DegreeAwardBatch!.Status != DegreeAwardBatchStatus.Draft)
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return ConflictProblem("已发布的授予结果不能修改。");
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var collegeId = RestrictedCollegeId();
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if (collegeId.HasValue &&
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result.Student!.AdministrativeClass!.Major!.CollegeId != collegeId)
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return Forbid();
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result.Conclusion = request.Conclusion;
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result.IsOverridden = request.Conclusion != result.CalculatedConclusion;
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result.ReviewComment = request.Comment.Trim();
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result.ReviewedAt = DateTime.UtcNow;
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await db.SaveChangesAsync(token);
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return NoContent();
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}
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[HttpPost("batches/{id:guid}/publish")]
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[Authorize(Roles = Managers)]
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public async Task<ActionResult> Publish(Guid id, CancellationToken token)
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{
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var batch = await db.DegreeAwardBatches.Include(x => x.Results)
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.FirstOrDefaultAsync(x => x.Id == id, token);
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if (batch is null) return NotFound();
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if (batch.Status != DegreeAwardBatchStatus.Draft)
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return ConflictProblem("该批次已经发布。");
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if (batch.Results.Count == 0)
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return ConflictProblem("没有可发布的学位授予审核结果。");
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batch.Status = DegreeAwardBatchStatus.Published;
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batch.PublishedAt = DateTime.UtcNow;
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await db.SaveChangesAsync(token);
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return NoContent();
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}
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[HttpGet("my-result")]
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[Authorize(Roles = SystemRoles.Student)]
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public async Task<ActionResult> GetMyResult(CancellationToken token)
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{
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var userId = currentUserDataScope.Current.UserId;
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var result = await db.DegreeAwardResults.AsNoTracking()
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.Where(x => x.Student!.UserId == userId &&
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x.DegreeAwardBatch!.Status == DegreeAwardBatchStatus.Published)
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.OrderByDescending(x => x.DegreeAwardBatch!.GraduationYear)
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.ThenByDescending(x => x.DegreeAwardBatch!.PublishedAt)
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.Select(x => new
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{
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x.Id,
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BatchName = x.DegreeAwardBatch!.Name,
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x.DegreeAwardBatch.GraduationYear,
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x.DegreeAwardBatch.DegreeName,
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x.DegreeAwardBatch.MinimumGradePoint,
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x.Student!.StudentNumber,
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x.Student.Name,
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MajorName = x.Student.AdministrativeClass!.Major!.Name,
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x.AverageGradePoint,
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x.Conclusion,
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x.ExceptionReason,
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x.IsOverridden,
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x.ReviewComment,
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x.DegreeAwardBatch.PublishedAt
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}).FirstOrDefaultAsync(token);
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return Ok(result);
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}
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private Guid? RestrictedCollegeId()
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{
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var scope = currentUserDataScope.Current;
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return scope.IsInRole(SystemRoles.CollegeAdmin)
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? scope.CollegeId ?? Guid.Empty
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: null;
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}
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private ActionResult ConflictProblem(string detail) => Conflict(new ProblemDetails
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{
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Title = "无法完成学位授予操作",
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Detail = detail,
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Status = StatusCodes.Status409Conflict
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});
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}
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public sealed record DegreeAwardBatchRequest(
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[Required, MinLength(3), MaxLength(120)] string Name,
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[Range(2000, 2200)] int GraduationYear,
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[Required, MinLength(2), MaxLength(80)] string DegreeName,
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[Range(typeof(decimal), "0", "5")] decimal MinimumGradePoint,
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[MaxLength(500)] string? Notes);
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public sealed record DegreeAwardDecisionRequest(
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DegreeAwardConclusion Conclusion,
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[Required, MinLength(5), MaxLength(500)] string Comment);
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