306 lines
12 KiB
C#
306 lines
12 KiB
C#
using ClosedXML.Excel;
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namespace Jiaowu.Api.Infrastructure.Exams;
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public static class ExamSignInWorkbookExporter
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{
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private static readonly XLColor Navy = XLColor.FromHtml("#173E72");
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private static readonly XLColor Teal = XLColor.FromHtml("#24706A");
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private static readonly XLColor Pale = XLColor.FromHtml("#EFF3F6");
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private static readonly XLColor Rule = XLColor.FromHtml("#C8D3DA");
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public static byte[] Create(ExamSignInWorkbookData data)
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{
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using var workbook = new XLWorkbook();
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AddSummarySheet(workbook, data);
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var usedNames = new HashSet<string>(StringComparer.OrdinalIgnoreCase)
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{
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"考场汇总"
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};
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foreach (var session in data.Sessions
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.OrderBy(x => x.ExamDate)
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.ThenBy(x => x.StartsAt)
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.ThenBy(x => x.BuildingName)
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.ThenBy(x => x.ClassroomName)
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.ThenBy(x => x.CourseCode))
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{
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AddSignInSheet(
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workbook,
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data,
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session,
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UniqueSheetName(session, usedNames));
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}
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using var stream = new MemoryStream();
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workbook.SaveAs(stream);
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return stream.ToArray();
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}
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private static void AddSummarySheet(
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XLWorkbook workbook,
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ExamSignInWorkbookData data)
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{
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var sheet = workbook.Worksheets.Add("考场汇总");
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sheet.Style.Font.FontName = "Microsoft YaHei";
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sheet.ShowGridLines = false;
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sheet.Range("A1:G1").Merge();
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sheet.Cell("A1").Value = $"{data.PlanName} · 考场签名单";
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StyleTitle(sheet.Range("A1:G1"));
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sheet.Row(1).Height = 34;
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sheet.Range("A2:G2").Merge();
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sheet.Cell("A2").Value =
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$"{data.TermName} · 共 {data.Sessions.Count} 个场次 · 导出时间：{DateTime.Now:yyyy-MM-dd HH:mm}";
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StyleSubTitle(sheet.Range("A2:G2"));
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sheet.Row(2).Height = 24;
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var headers = new[] { "日期", "时间", "考场", "课程", "教学班", "考生人数", "监考教师" };
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for (var column = 1; column <= headers.Length; column++)
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sheet.Cell(4, column).Value = headers[column - 1];
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StyleHeader(sheet.Range(4, 1, 4, headers.Length));
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var row = 5;
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foreach (var session in data.Sessions
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.OrderBy(x => x.ExamDate)
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.ThenBy(x => x.StartsAt)
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.ThenBy(x => x.BuildingName)
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.ThenBy(x => x.ClassroomName))
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{
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sheet.Cell(row, 1).Value = session.ExamDate.ToDateTime(TimeOnly.MinValue);
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sheet.Cell(row, 1).Style.DateFormat.Format = "yyyy-mm-dd";
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sheet.Cell(row, 2).Value = $"{session.StartsAt:HH:mm}-{session.EndsAt:HH:mm}";
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sheet.Cell(row, 3).Value = Location(session);
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sheet.Cell(row, 4).Value = $"{session.CourseCode} {session.CourseName}";
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sheet.Cell(row, 5).Value = session.TaskNumber;
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sheet.Cell(row, 6).Value = session.Students.Count;
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sheet.Cell(row, 7).Value = Invigilators(session);
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row++;
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}
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if (row > 5)
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{
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var table = sheet.Range(4, 1, row - 1, headers.Length);
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table.Style.Border.InsideBorder = XLBorderStyleValues.Thin;
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table.Style.Border.InsideBorderColor = Rule;
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table.Style.Border.OutsideBorder = XLBorderStyleValues.Medium;
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table.Style.Border.OutsideBorderColor = Rule;
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table.Style.Alignment.Vertical = XLAlignmentVerticalValues.Center;
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sheet.Rows(5, row - 1).Height = 25;
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}
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sheet.Column(1).Width = 13;
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sheet.Column(2).Width = 15;
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sheet.Column(3).Width = 24;
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sheet.Column(4).Width = 30;
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sheet.Column(5).Width = 22;
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sheet.Column(6).Width = 11;
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sheet.Column(7).Width = 24;
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sheet.Columns(3, 7).Style.Alignment.WrapText = true;
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sheet.SheetView.FreezeRows(4);
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sheet.PageSetup.PageOrientation = XLPageOrientation.Landscape;
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sheet.PageSetup.PaperSize = XLPaperSize.A4Paper;
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sheet.PageSetup.FitToPages(1, 0);
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sheet.PageSetup.Margins
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.SetLeft(0.25).SetRight(0.25).SetTop(0.35).SetBottom(0.35);
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}
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private static void AddSignInSheet(
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XLWorkbook workbook,
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ExamSignInWorkbookData data,
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ExamSignInSessionData session,
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string sheetName)
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{
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var sheet = workbook.Worksheets.Add(sheetName);
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sheet.Style.Font.FontName = "Microsoft YaHei";
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sheet.ShowGridLines = false;
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sheet.Range("A1:G1").Merge();
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sheet.Cell("A1").Value = "考试考场签名单";
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StyleTitle(sheet.Range("A1:G1"));
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sheet.Cell("A1").Style.Alignment.Horizontal =
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XLAlignmentHorizontalValues.Center;
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sheet.Row(1).Height = 36;
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sheet.Range("A2:G2").Merge();
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sheet.Cell("A2").Value = $"{data.PlanName} · {data.TermName}";
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StyleSubTitle(sheet.Range("A2:G2"));
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sheet.Cell("A2").Style.Alignment.Horizontal =
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XLAlignmentHorizontalValues.Center;
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sheet.Row(2).Height = 23;
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sheet.Range("A3:D3").Merge();
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sheet.Cell("A3").Value =
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$"课程：{session.CourseCode} {session.CourseName}（{session.TaskNumber}）";
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sheet.Range("E3:G3").Merge();
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sheet.Cell("E3").Value = $"考生人数：{session.Students.Count} 人";
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sheet.Range("A4:D4").Merge();
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sheet.Cell("A4").Value =
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$"考试时间：{session.ExamDate:yyyy-MM-dd} {session.StartsAt:HH:mm}-{session.EndsAt:HH:mm}";
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sheet.Range("E4:G4").Merge();
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sheet.Cell("E4").Value = $"考场：{Location(session)}";
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sheet.Range("A5:D5").Merge();
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sheet.Cell("A5").Value = $"监考教师：{Invigilators(session)}";
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sheet.Range("E5:G5").Merge();
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sheet.Cell("E5").Value = "应到：______ 实到：______ 缺考：______";
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var metadata = sheet.Range("A3:G5");
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metadata.Style.Fill.BackgroundColor = XLColor.White;
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metadata.Style.Font.FontColor = XLColor.FromHtml("#304B60");
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metadata.Style.Alignment.Vertical = XLAlignmentVerticalValues.Center;
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metadata.Style.Alignment.WrapText = true;
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metadata.Style.Border.BottomBorder = XLBorderStyleValues.Thin;
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metadata.Style.Border.BottomBorderColor = Rule;
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sheet.Rows(3, 5).Height = 24;
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var headers = new[] { "序号", "座位号", "学号", "姓名", "行政班", "考生签名", "备注" };
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for (var column = 1; column <= headers.Length; column++)
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sheet.Cell(7, column).Value = headers[column - 1];
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StyleHeader(sheet.Range(7, 1, 7, headers.Length));
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sheet.Row(7).Height = 27;
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var row = 8;
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foreach (var student in session.Students
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.OrderBy(x => x.SeatNumber)
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.ThenBy(x => x.StudentNumber))
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{
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var index = row - 7;
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sheet.Cell(row, 1).Value = index;
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sheet.Cell(row, 2).Value =
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(student.SeatNumber > 0 ? student.SeatNumber : index)
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.ToString("D3");
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sheet.Cell(row, 3).Value = student.StudentNumber;
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sheet.Cell(row, 4).Value = student.Name;
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sheet.Cell(row, 5).Value = student.ClassName;
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sheet.Row(row).Height = 28;
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row++;
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}
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if (session.Students.Count == 0)
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{
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sheet.Range("A8:G8").Merge();
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sheet.Cell("A8").Value = "本场次暂无考生";
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sheet.Cell("A8").Style
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.Font.SetFontColor(XLColor.FromHtml("#8A5A20"))
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.Fill.SetBackgroundColor(XLColor.FromHtml("#FFF8EA"))
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.Alignment.SetHorizontal(XLAlignmentHorizontalValues.Center);
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sheet.Row(8).Height = 28;
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row = 9;
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}
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var roster = sheet.Range(7, 1, row - 1, headers.Length);
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roster.Style.Border.InsideBorder = XLBorderStyleValues.Thin;
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roster.Style.Border.InsideBorderColor = Rule;
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roster.Style.Border.OutsideBorder = XLBorderStyleValues.Medium;
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roster.Style.Border.OutsideBorderColor = XLColor.FromHtml("#9CADB7");
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roster.Style.Alignment.Vertical = XLAlignmentVerticalValues.Center;
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sheet.Range(8, 1, row - 1, 4).Style.Alignment.Horizontal =
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XLAlignmentHorizontalValues.Center;
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sheet.Range(8, 5, row - 1, 7).Style.Alignment.WrapText = true;
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sheet.Column(1).Width = 7;
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sheet.Column(2).Width = 10;
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sheet.Column(3).Width = 16;
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sheet.Column(4).Width = 12;
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sheet.Column(5).Width = 20;
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sheet.Column(6).Width = 22;
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sheet.Column(7).Width = 17;
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sheet.SheetView.FreezeRows(7);
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sheet.PageSetup.PageOrientation = XLPageOrientation.Portrait;
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sheet.PageSetup.PaperSize = XLPaperSize.A4Paper;
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sheet.PageSetup.FitToPages(1, 0);
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sheet.PageSetup.Margins
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.SetLeft(0.25).SetRight(0.25).SetTop(0.3).SetBottom(0.3);
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}
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private static void StyleTitle(IXLRange range) =>
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range.Style
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.Font.SetBold()
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.Font.SetFontSize(18)
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.Font.SetFontColor(XLColor.White)
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.Fill.SetBackgroundColor(Navy)
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.Alignment.SetVertical(XLAlignmentVerticalValues.Center);
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private static void StyleSubTitle(IXLRange range) =>
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range.Style
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.Font.SetFontColor(XLColor.FromHtml("#52677A"))
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.Fill.SetBackgroundColor(Pale)
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.Alignment.SetVertical(XLAlignmentVerticalValues.Center);
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private static void StyleHeader(IXLRange range) =>
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range.Style
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.Font.SetBold()
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.Font.SetFontColor(XLColor.White)
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.Fill.SetBackgroundColor(Teal)
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.Alignment.SetHorizontal(XLAlignmentHorizontalValues.Center)
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.Alignment.SetVertical(XLAlignmentVerticalValues.Center);
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private static string Location(ExamSignInSessionData session) =>
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string.Join(" · ", new[]
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{
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session.BuildingName,
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session.ClassroomName
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}.Where(x => !string.IsNullOrWhiteSpace(x))) is { Length: > 0 } value
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? value
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: "待分配考场";
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private static string Invigilators(ExamSignInSessionData session) =>
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session.InvigilatorNames.Count > 0
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? string.Join('、', session.InvigilatorNames)
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: "待分配";
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private static string UniqueSheetName(
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ExamSignInSessionData session,
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ISet<string> usedNames)
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{
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var location = string.IsNullOrWhiteSpace(session.ClassroomName)
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? "待分配"
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: session.ClassroomName;
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var raw = $"{session.ExamDate:MMdd}-{location}-{session.CourseCode}";
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var invalidCharacters = new HashSet<char>(":\\/?*[]");
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var sanitized = new string(raw
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.Select(character => invalidCharacters.Contains(character) ? '-' : character)
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.ToArray()).Trim(' ', '\'');
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if (sanitized.Length == 0) sanitized = "考场";
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if (sanitized.Length > 31) sanitized = sanitized[..31];
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var candidate = sanitized;
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var suffix = 2;
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while (!usedNames.Add(candidate))
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{
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var marker = $"-{suffix++}";
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var prefixLength = Math.Min(sanitized.Length, 31 - marker.Length);
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candidate = sanitized[..prefixLength] + marker;
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}
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return candidate;
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}
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}
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public sealed record ExamSignInWorkbookData(
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string PlanName,
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string TermName,
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IReadOnlyList<ExamSignInSessionData> Sessions);
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public sealed record ExamSignInSessionData(
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Guid SessionId,
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DateOnly ExamDate,
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DateTime StartsAt,
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DateTime EndsAt,
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string CourseCode,
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string CourseName,
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string TaskNumber,
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string? BuildingName,
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string? ClassroomName,
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IReadOnlyList<string> InvigilatorNames,
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IReadOnlyList<ExamSignInStudentData> Students);
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public sealed record ExamSignInStudentData(
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Guid StudentId,
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string StudentNumber,
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string Name,
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string ClassName,
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int SeatNumber = 0);
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