public void CalculateScore(ReportStudent student) { ItemWeightCollection subjectWeight = new ItemWeightCollection(); foreach (string each in Subjects) { if (student.Scores[SubjectToken].Contains(each)) { subjectWeight.Add(each, student.Scores[SubjectToken].Weights[each]); } } ItemWeightCollection domainWeight = new ItemWeightCollection(); foreach (string each in Domains) { if (student.Scores[DomainToken].Contains(each)) { domainWeight.Add(each, student.Scores[DomainToken].Weights[each]); } } if (subjectWeight.Count <= 0 && domainWeight.Count <= 0) { return; } student.Scores[TargetToken].Clear(); student.Scores[TargetToken].Add("加權平均", 加權平均(student, subjectWeight, domainWeight), 0); student.Scores[TargetToken].Add("加權總分", 加權總分(student, subjectWeight, domainWeight), 0); student.Scores[TargetToken].Add("合計總分", 合計總分(student, subjectWeight, domainWeight), 0); student.Scores[TargetToken].Add("算術平均", 算術平均(student, subjectWeight, domainWeight), 0); }
private decimal 加權平均(ReportStudent student, ItemWeightCollection subjectWeight, ItemWeightCollection domainWeight) { // 如果學生有成績計算規則使用學生,沒有使用預設2位。 if (student.StudScoreCalculator == null) { decimal sum = 0, weight = subjectWeight.GetWeightSum() + domainWeight.GetWeightSum(); foreach (string scoreItem in subjectWeight.Keys) { sum += (student.Scores[SubjectToken][scoreItem] * subjectWeight[scoreItem]); } foreach (string scoreItem in domainWeight.Keys) { sum += (student.Scores[DomainToken][scoreItem] * domainWeight[scoreItem]); } return(Round(sum / weight)); } else { decimal sumS = 0, sumD = 0, avgS = 0, avgD = 0, wS = subjectWeight.GetWeightSum(), wD = domainWeight.GetWeightSum(); decimal sumAll = 0, avgAll = 0; foreach (string scoreItem in subjectWeight.Keys) { sumS += (student.Scores[SubjectToken][scoreItem] * subjectWeight[scoreItem]); sumAll += (student.Scores[SubjectToken][scoreItem] * subjectWeight[scoreItem]); } foreach (string scoreItem in domainWeight.Keys) { sumD += (student.Scores[DomainToken][scoreItem] * domainWeight[scoreItem]); sumAll += (student.Scores[DomainToken][scoreItem] * domainWeight[scoreItem]); } // 當科目與領域混用,進位方式使用領域。 if (wS > 0 && wD > 0) { avgAll = student.StudScoreCalculator.ParseDomainScore(sumAll / (wS + wD)); return(avgAll); } else { if (wS > 0) { avgS = student.StudScoreCalculator.ParseSubjectScore(sumS / wS); } if (wD > 0) { avgD = student.StudScoreCalculator.ParseDomainScore(sumD / wD); } return(avgS + avgD); } } }
private decimal 算術平均(ReportStudent student, ItemWeightCollection subjectWeight, ItemWeightCollection domainWeight) { // 如果學生有成績計算規則使用學生,沒有使用預設2位。 if (student.StudScoreCalculator == null) { decimal sum = 0, weight = subjectWeight.Count + domainWeight.Count; foreach (string scoreItem in subjectWeight.Keys) { sum += student.Scores[SubjectToken][scoreItem]; } foreach (string scoreItem in domainWeight.Keys) { sum += student.Scores[DomainToken][scoreItem]; } return(Round(sum / weight)); } else { decimal sumS = 0, sumD = 0, avgS = 0, avgD = 0, sumAll = 0, avgAll = 0; foreach (string scoreItem in subjectWeight.Keys) { sumS += student.Scores[SubjectToken][scoreItem]; sumAll += student.Scores[SubjectToken][scoreItem]; } foreach (string scoreItem in domainWeight.Keys) { sumD += student.Scores[DomainToken][scoreItem]; sumAll += student.Scores[DomainToken][scoreItem]; } // 當科目與領域混用,進位方式使用領域 if (subjectWeight.Count > 0 && domainWeight.Count > 0) { avgAll = student.StudScoreCalculator.ParseDomainScore(sumAll / (subjectWeight.Count + domainWeight.Count)); return(avgAll); } else { if (subjectWeight.Count > 0) { avgS = student.StudScoreCalculator.ParseSubjectScore(sumS / subjectWeight.Count); } if (domainWeight.Count > 0) { avgD = student.StudScoreCalculator.ParseDomainScore(sumD / domainWeight.Count); } return(avgS + avgD); } } }
private decimal 加權總分(ReportStudent student, ItemWeightCollection subjectWeight, ItemWeightCollection domainWeight) { decimal sum = 0; foreach (string scoreItem in subjectWeight.Keys) { sum += (student.Scores[SubjectToken][scoreItem] * subjectWeight[scoreItem]); } foreach (string scoreItem in domainWeight.Keys) { sum += (student.Scores[DomainToken][scoreItem] * domainWeight[scoreItem]); } return(sum); }
private decimal 算術平均(ReportStudent student, ItemWeightCollection subjectWeight, ItemWeightCollection domainWeight) { decimal sum = 0, weight = subjectWeight.Count + domainWeight.Count; foreach (string scoreItem in subjectWeight.Keys) { sum += student.Scores[SubjectToken][scoreItem]; } foreach (string scoreItem in domainWeight.Keys) { sum += student.Scores[DomainToken][scoreItem]; } return(Round(sum / weight)); }
private decimal 加權平均(ReportStudent student, ItemWeightCollection subjectWeight, ItemWeightCollection domainWeight) { decimal sum = 0, weight = subjectWeight.GetWeightSum() + domainWeight.GetWeightSum(); foreach (string scoreItem in subjectWeight.Keys) { sum += (student.Scores[SubjectToken][scoreItem] * subjectWeight[scoreItem]); } foreach (string scoreItem in domainWeight.Keys) { sum += (student.Scores[DomainToken][scoreItem] * domainWeight[scoreItem]); } return(Round(sum / weight)); }