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优化课程场景分析接口

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xiaochanghai 1 month ago
parent e767e09ef3
commit dc785af2da
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  1. 239
      Tiobon.Core.Services/Ghre/Ghre_CourseServices.cs

239
Tiobon.Core.Services/Ghre/Ghre_CourseServices.cs
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@ -1,4 +1,5 @@
using NPOI.SS.UserModel;
using MathNet.Numerics.Distributions;
using NPOI.SS.UserModel;
using System.Net;
using static Tiobon.Core.Model.Consts;
@ -1475,6 +1476,8 @@ public class Ghre_CourseServices : BaseServices<Ghre_Course, Ghre_CourseDto, Ins
/// <returns></returns>
public async Task<dynamic> QueryStatistic(long id)
{
if (!await AnyAsync(x => x.Id == id))
return await QuerySceneStatistic(id);
dynamic obj = new ExpandoObject();
dynamic data = new ExpandoObject();
@ -1691,4 +1694,238 @@ public class Ghre_CourseServices : BaseServices<Ghre_Course, Ghre_CourseDto, Ins
return obj;
}
#endregion
#region 课程场景统计
/// <summary>
/// 课程场景统计
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public async Task<dynamic> QuerySceneStatistic(long id)
{
dynamic obj = new ExpandoObject();
dynamic data = new ExpandoObject();
var entity = await Db.Queryable<Ghre_CourseScene>().Where(x => x.Id == id).FirstAsync();
var Courses = await Db.Queryable<Ghre_Course>()
.Where(x => x.CourseSceneId == id || x.CourseSceneIds.Contains(id.ToString()))
.Select(x => new { x.Id, x.CourseNo, x.CourseName })
.ToListAsync();
var courseIds = Courses.Select(x => x.Id).ToList();
data.Courses = Courses;
data.StandardHour = entity.StandardHour;
data.CreditPoints = entity.CreditPoints;
//必修人数
var RequiredCount = await Db.Queryable<Ghre_StudyRecord>()
.Where(x => x.CourseSceneId == id && (x.CourseType == "ManualRequired" || x.CourseType == "Required"))
.CountAsync();
data.RequiredCount = RequiredCount;
//选修人次
var ElectiveCount = await Db.Queryable<Ghre_StudyRecord>()
.Where(x => x.CourseSceneId == id && (x.CourseType == "ManualElective" || x.CourseType == "Elective")).CountAsync();
data.ElectiveCount = ElectiveCount;
var CompleteCount = await Db.Queryable<Ghre_StudyRecord>().Where(x => x.CourseSceneId == id && x.CompleteStatus == DIC_STUDY_RECORD_STUDY_COMPLETE_STATUS.FINISHED && (x.CourseType == "ManualElective" || x.CourseType == "Elective" || x.CourseType == "ManualElective" || x.CourseType == "Elective")).CountAsync();
//完成人数
data.CompleteCount = CompleteCount;
//开班人数
var OpenClassCount = await Db.Queryable<Ghre_StudyRecord>().Where(x => x.CourseSceneId == id && x.OpenClassId != null).CountAsync();
data.OpenClassCount = OpenClassCount;
var studyRecordIds = await Db.Queryable<Ghre_StudyRecord>().Where(x => x.CourseSceneId == id).Select(x => x.Id).ToListAsync();
//总学习时长
data.TotalStudyDuration = await Db.Queryable<Ghre_StudyRecordDetail>().Where(x => x.StudyRecordId != null && studyRecordIds.Contains(x.StudyRecordId.Value)).SumAsync(x => x.StudyDuration);
var AvgStudyDuration = await Db.Queryable<Ghre_StudyRecordDetail>().Where(x => x.StudyRecordId != null && studyRecordIds.Contains(x.StudyRecordId.Value)).GroupBy(x => x.StaffId)
.Select(m => new { m.StaffId, StudyDuration = SqlFunc.AggregateSum(m.StudyDuration) }).ToListAsync();
//平均学习时长
data.AvgStudyDuration = AvgStudyDuration.Average(x => x.StudyDuration);
//平均分
var AvgScore = await Db.Queryable<Ghre_ExamRecord>().Where(x => x.StudyRecordId != null && studyRecordIds.Contains(x.StudyRecordId.Value)).AvgAsync(x => x.FinallyScore ?? (x.Score + x.AdjustScore));
data.AvgScore = AvgScore ?? 0;
//通过率
var passPercent = 0;
if (CompleteCount > 0 && (RequiredCount + ElectiveCount + OpenClassCount) > 0)
passPercent = CompleteCount / (RequiredCount + ElectiveCount + OpenClassCount);
data.PassPercent = passPercent;
//考试安排次数
data.ExamScheduleCount = await Db.Queryable<Ghre_Exam>().Where(x => x.CourseSceneId == id).CountAsync();
//考试人数
data.ExamCount = await Db.Queryable<Ghre_ExamRecord>().Where(x => x.CourseSceneId == id).CountAsync();
//考试人次
data.ExamGroupCount = await Db.Queryable<Ghre_ExamRecordGroup>()
.Where(x => x.StudyRecordId != null && studyRecordIds.Contains(x.StudyRecordId.Value))
.CountAsync();
//反馈人数
data.FeedbackCount = 0;
#region 课件学习时长
var courseWareStudyDuration = await Db.Queryable<Ghre_StudyRecordDetail>()
.Where(a => a.StudyRecordId != null && studyRecordIds.Contains(a.StudyRecordId.Value))
.GroupBy(a => new { a.CourseWareId, a.CourseWareAttachmentId })
.Select(a => new
{
a.CourseWareId,
a.CourseWareAttachmentId,
StudyDuration = SqlFunc.AggregateSum(a.StudyDuration)
})
.ToListAsync();
var courseWareStudyDurations = new JArray();
for (int i = 0; i < courseWareStudyDuration.Count; i++)
{
var courseWare = await Db.Queryable<Ghre_CourseWare>().Where(x => x.Id == courseWareStudyDuration[i].CourseWareId).FirstAsync();
var courseWareAttachment = await Db.Queryable<Ghre_CourseWareAttachment>().Where(x => x.Id == courseWareStudyDuration[i].CourseWareAttachmentId).FirstAsync();
var item = new JObject
{
new JProperty("CourseWareId", courseWareStudyDuration[i].CourseWareAttachmentId),
new JProperty("CourseWareAttachmentId", courseWareStudyDuration[i].CourseWareAttachmentId),
new JProperty("StudyDuration", courseWareStudyDuration[i].StudyDuration),
new JProperty("CourseWareName", courseWare?.CourseWareNo+courseWare?.CourseWareName+courseWare?.VersionNo+courseWareAttachment.AttachmentName),
};
courseWareStudyDurations.Add(item);
}
data.CourseWareStudyDurations = courseWareStudyDurations;
#endregion
#region 课件学习人数占比
var courseWareStudyCount1 = await Db.Queryable<Ghre_StudyRecordDetail>()
.Where(a => a.StudyRecordId != null && studyRecordIds.Contains(a.StudyRecordId.Value))
.Select(a => new { a.CourseWareAttachmentId, a.StaffId })
.Distinct().ToListAsync();
var courseWareStudyCount = courseWareStudyCount1
.GroupBy(a => a.CourseWareAttachmentId)
.Select(a => new
{
CourseWareAttachmentId = a.Key,
Count = a.Count()
})
.ToList();
var courseWareStudyCounts = new JArray();
for (int i = 0; i < courseWareStudyCount.Count; i++)
{
var courseWareAttachment = await Db.Queryable<Ghre_CourseWareAttachment>().Where(x => x.Id == courseWareStudyCount[i].CourseWareAttachmentId).FirstAsync();
var item = new JObject
{
new JProperty("CourseWareAttachmentId", courseWareStudyCount[i].CourseWareAttachmentId),
new JProperty("CourseWareName", courseWareAttachment.AttachmentName),
new JProperty("Count", courseWareStudyCount[i].Count),
};
courseWareStudyCounts.Add(item);
}
data.CourseWareStudyCounts = courseWareStudyCounts;
#endregion
#region 关联的考试排行
var exams = await Db.Queryable<Ghre_Exam>()
.LeftJoin<Ghre_ExamPaper>((a, b) => a.ExamPaperId == b.Id)//多个条件用&&
.Where(a => a.CourseSceneId == id && a.Status != "Draft")
.Select((a, b) => new
{
a.Id,
a.ExamNo,
a.ExamName,
b.PaperName
})
.ToListAsync();
var examRankings = new JArray();
for (int i = 0; i < exams.Count; i++)
{
var groups = await Db.Queryable<Ghre_ExamRecordGroup>().Where(x => x.ExamId == exams[i].Id).CountAsync();
var examRecordCount = await Db.Queryable<Ghre_ExamRecord>().Where(x => x.ExamId == exams[i].Id).CountAsync();
var examRecordPassCount = await Db.Queryable<Ghre_ExamRecord>()
.Where(x => x.ExamId == exams[i].Id && x.IsPass == true && x.IsPass != null)
.CountAsync();
var examRecordRetakeCount = await Db.Queryable<Ghre_ExamRecord>()
.Where(x => x.ExamId == exams[i].Id && x.RetakeTimes > 0 && x.RetakeTimes != null)
.CountAsync();
passPercent = 0;
var retakePercent = 0;
if (examRecordCount > 0)
{
if (examRecordPassCount > 0) passPercent = (examRecordPassCount / examRecordCount) * 100;
if (examRecordRetakeCount > 0) retakePercent = (examRecordRetakeCount / examRecordCount) * 100;
}
var item = new JObject
{
new JProperty("ExamName", $"{exams[i].ExamName}（{exams[i].ExamNo}）" ),
new JProperty("PaperName", exams[i].PaperName),
new JProperty("Attempts", groups),
new JProperty("PassPercent", passPercent),
new JProperty("RetakePercent", retakePercent),
//new JProperty("CourseWareName", courseWareAttachment.AttachmentName),
};
examRankings.Add(item);
}
data.ExamRankings = examRankings;
#endregion
#region 错误率排名
var exp = Expressionable.Create<Ghre_Question>();
courseIds.ForEach(id1 =>
{
exp.Or(x => x.CourseId == id1 || x.CourseIds.Contains(id1.ToString()));
});
var questionErrorRankings = await Db.Queryable<Ghre_Question>()
.Where(exp.ToExpression())
.Select(x => new QuestionErrorRanking
{
Id = x.Id,
QuestionNo = x.QuestionNo,
QuestionContent = x.QuestionContent
})
.ToListAsync();
var questionIds = questionErrorRankings.Select(x => x.Id).ToList();
var recordDetails = await Db.Queryable<Ghre_ExamRecordDetail>()
.Where(x => x.QuestionId != null && questionIds.Contains(x.QuestionId.Value))
.ToListAsync();
for (int i = 0; i < questionErrorRankings.Count; i++)
{
questionErrorRankings[i].QuestionContent = WebUtility.HtmlDecode(questionErrorRankings[i].QuestionContent);
questionErrorRankings[i].TotalCount = recordDetails.Where(x => x.QuestionId == questionErrorRankings[i].Id).Count();
questionErrorRankings[i].ErrorCount = recordDetails.Where(x => x.QuestionId == questionErrorRankings[i].Id && x.IsCorrect != true).Count();
if (questionErrorRankings[i].ErrorCount > 0 && questionErrorRankings[i].TotalCount > 0)
{
decimal? Percent1 = questionErrorRankings[i].ErrorCount / questionErrorRankings[i].TotalCount;
questionErrorRankings[i].Percent1 = Percent1.TrimDecimalString(2);
questionErrorRankings[i].Percent = Convert.ToDecimal((Percent1 * 100).TrimDecimalString(0));
}
}
questionErrorRankings = questionErrorRankings.OrderByDescending(x => x.Percent).ToList();
data.QuestionErrorRankings = questionErrorRankings;
#endregion
obj.Data = data;
obj.Success = true;
obj.Status = 200;
obj.Message = "查询成功！";
return obj;
}
#endregion
}
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