/// <summary>
/// 毫米轉換為米分米釐米毫米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(毫米或者米分米釐米毫米)</param>
protected virtual void MillimeterConvertToMeterDecimetreCentimeterExt(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得米數量級
int meter = CommonUtil.GetRandomNumber(1, 9);
// 隨機取得分米數量級
int decimetre = CommonUtil.GetRandomNumber(1, 9);
// 隨機取得釐米數量級
int centimeter = CommonUtil.GetRandomNumber(1, 9);
// 隨機取得釐米數量級
int remainderMillimeter = CommonUtil.GetRandomNumber(1, 9);
// 隨機編排填空項目(是毫米還是米分米釐米毫米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 毫米單位
Millimeter = meter * 1000 + decimetre * 100 + centimeter * 10 + remainderMillimeter,
// 米單位
Meter = meter,
// 分米單位
Decimetre = decimetre,
// 釐米單位
Centimeter = centimeter
};
// 剩餘的毫米
formula.RemainderMillimeter = remainderMillimeter;
// 填空項目(毫米或者米分米釐米毫米)
formula.Gap = gap;
}
/// <summary>
/// 返回毫米單位的HTML信息
/// </summary>
/// <param name="item">題型輸出結果</param>
/// <param name="controlIndex">輸入框控件ID(主)</param>
/// <param name="isInput">是否為可輸入項目</param>
/// <param name="childIndex">輸入框控件ID(子)</param>
/// <returns>HTML信息</returns>
private string GetMillimeterHtml(LearnLengthUnitFormula item, int controlIndex, bool isInput, string childIndex = "S0")
{
StringBuilder html = new StringBuilder();
if (isInput)
{
_answers.AppendFormat("{0};", Base64.EncodeBase64(item.LengthUnitItme.Millimeter.Value.ToString()));
html.AppendFormat(INPUT_HTML_FORMAT, controlIndex, childIndex).AppendLine(string.Format(UNIT_HTML_FORMAT, Consts.MILLIMETER_UNIT));
}
else
{
html.AppendFormat(SPAN_HTML_FORMAT, item.LengthUnitItme.Millimeter).AppendLine(string.Format(UNIT_HTML_FORMAT, Consts.MILLIMETER_UNIT));
}
return(html.ToString());
}
/// <summary>
/// 返回分米單位的HTML信息
/// </summary>
/// <param name="item">題型輸出結果</param>
/// <param name="controlIndex">輸入框控件ID(主)</param>
/// <param name="isInput">是否為可輸入項目</param>
/// <param name="childIndex">輸入框控件ID(子)</param>
/// <returns>HTML信息</returns>
private string GetRemainderDecimetreHtml(LearnLengthUnitFormula item, int controlIndex, bool isInput, string childIndex = "S0")
{
StringBuilder html = new StringBuilder();
if (isInput)
{
_answers.AppendFormat("{0};", Base64.EncodeBase64(item.RemainderDecimetre.Value.ToString()));
html.AppendFormat(INPUT_HTML_FORMAT, controlIndex, childIndex).AppendLine(string.Format(UNIT_HTML_FORMAT, Consts.DECIMETRE_UNIT));
}
else
{
// 考慮剩餘分米的輸出
html.AppendFormat(SPAN_HTML_FORMAT, item.RemainderDecimetre.Value).AppendLine(string.Format(UNIT_HTML_FORMAT, Consts.DECIMETRE_UNIT));
}
return(html.ToString());
}
/// <summary>
/// 毫米轉換為釐米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(毫米或者釐米)</param>
protected virtual void MillimeterConvertToCentimeter(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得釐米數量級
int centimeter = CommonUtil.GetRandomNumber(1, 10);
// 隨機編排填空項目(是毫米還是釐米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 毫米單位
Millimeter = centimeter * 10,
// 釐米單位
Centimeter = centimeter
};
// 填空項目(毫米或者釐米)
formula.Gap = gap;
}
/// <summary>
/// 毫米轉換為分米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(毫米或者分米)</param>
protected virtual void MillimeterConvertToDecimetre(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得分米數量級
int decimetre = CommonUtil.GetRandomNumber(1, 10);
// 隨機編排填空項目(是毫米還是分米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 毫米單位
Millimeter = decimetre * 100,
// 分米單位
Decimetre = decimetre
};
// 填空項目(毫米或者分米)
formula.Gap = gap;
}
/// <summary>
/// 釐米轉換為分米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(釐米或者分米)</param>
protected virtual void CentimeterConvertToDecimetre(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得釐米數量級
int centimeter = CommonUtil.GetRandomNumber(1, 10) * 10;
// 轉換為分米的換算
int decimetre = centimeter / 10;
// 隨機編排填空項目(是釐米還是分米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 釐米單位
Centimeter = centimeter,
// 分米單位
Decimetre = decimetre
};
// 填空項目(釐米或者分米)
formula.Gap = gap;
}
/// <summary>
/// 分米轉換為毫米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(分米或者毫米)</param>
protected virtual void DecimetreConvertToMillimeter(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得分米數量級
int decimetre = CommonUtil.GetRandomNumber(1, 10);
// 轉換為毫米的換算
int millimeter = decimetre * 100;
// 隨機編排填空項目(是分米還是毫米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 分米單位
Decimetre = decimetre,
// 毫米單位
Millimeter = millimeter
};
// 填空項目(分米或者毫米)
formula.Gap = gap;
}
/// <summary>
/// 分米到釐米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(米或者釐米)</param>
protected virtual void DecimetreConvertToCentimeter(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得分米數量級
int decimetre = CommonUtil.GetRandomNumber(1, 10);
// 轉換為釐米的換算
int entimeter = decimetre * 10;
// 隨機編排填空項目(是釐米還是分米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 分米單位
Decimetre = decimetre,
// 釐米單位
Centimeter = entimeter
};
// 填空項目(米或者釐米)
formula.Gap = gap;
}
/// <summary>
/// 算式作成
/// </summary>
/// <param name="p">題型參數</param>
/// <param name="lengthUnitFunc">運算符取得用的表達式</param>
private void MarkFormulaList(LearnLengthUnitParameter p, Func <LengthUnitTransformType> lengthUnitFunc)
{
// 當前反推判定次數（一次推算內次數累加）
int defeated = 0;
// 按照指定數量作成相應的數學計算式
for (var i = 0; i < p.NumberOfQuestions; i++)
{
// 單一的長度轉換類型
LengthUnitTransformType type = lengthUnitFunc();
LearnLengthUnitFormula formula = new LearnLengthUnitFormula()
{
LengthUnitTransType = type
};
if (_currencys.TryGetValue(type, out Action <LearnLengthUnitFormula, QuestionType> currency))
{
currency(formula, p.QuestionType);
}
else
{
throw new ArgumentException(MessageUtil.GetMessage(() => MsgResources.E0001L, type.ToString()));
}
if (CheckIsNeedInverseMethod(p.Formulas, formula))
{
defeated++;
// 如果大於兩次則認為此題無法作成繼續下一題
if (defeated == INVERSE_NUMBER)
{
// 當前反推判定次數復原
defeated = 0;
continue;
}
i--;
continue;
}
p.Formulas.Add(formula);
}
}
/// <summary>
/// 分米到米分米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(分米或者米分米)</param>
protected virtual void DecimetreConvertToMeterExt(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得米數量級
int meter = CommonUtil.GetRandomNumber(1, 9);
// 隨機取得分米數量級
int remainderDecimetre = CommonUtil.GetRandomNumber(1, 9);
// 隨機編排填空項目(是分米還是米分米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 分米單位
Decimetre = meter * 10 + remainderDecimetre,
// 米單位
Meter = meter
};
// 剩餘的分米
formula.RemainderDecimetre = remainderDecimetre;
// 填空項目(分米或者米、分米)
formula.Gap = gap;
}
/// <summary>
/// 分米到米釐米
/// </summary>
/// <param name="formula">計算式作成</param>
/// <param name="type">填空項目選擇(分米或者米釐米)</param>
protected virtual void DecimetreConvertToMeterCentimeter(LearnLengthUnitFormula formula, QuestionType type)
{
// 隨機取得分米數量級
int decimetre = CommonUtil.GetRandomNumber(11, 99);
// 轉換為米的換算
int meter = decimetre / 10;
// 轉換為釐米的換算
int centimeter = decimetre % 10 * 10;
// 隨機編排填空項目(是分米還是米分米)
GapFilling gap = GetRandomGapFilling(type);
// 結果對象設置并返回
formula.LengthUnitItme = new LengthUnit()
{
// 分米單位
Decimetre = decimetre,
// 米單位
Meter = meter,
// 釐米單位
Centimeter = centimeter
};
// 填空項目(分米或者米、釐米)
formula.Gap = gap;
}
/// <summary>
/// 判定是否需要反推并重新作成計算式
/// </summary>
/// <remarks>
/// 情況1：完全一致
/// </remarks>
/// <param name="preFormulas">已得到的算式</param>
/// <param name="currentFormula">當前算式</param>
/// <returns>需要反推：true 正常情況: false</returns>
private bool CheckIsNeedInverseMethod(IList <LearnLengthUnitFormula> preFormulas, LearnLengthUnitFormula currentFormula)
{
// 判斷當前算式是否已經出現過
if (preFormulas.ToList().Any(d => d.LengthUnitItme.Meter == currentFormula.LengthUnitItme.Meter &&
d.LengthUnitItme.Decimetre == currentFormula.LengthUnitItme.Decimetre &&
d.LengthUnitItme.Centimeter == currentFormula.LengthUnitItme.Centimeter &&
d.LengthUnitItme.Millimeter == currentFormula.LengthUnitItme.Millimeter &&
d.LengthUnitTransType == currentFormula.LengthUnitTransType))
{
return(true);
}
return(false);
}
/// <summary>
/// 根據題型輸出結果作成HTML模板信息
/// </summary>
/// <param name="item">題型輸出結果</param>
/// <param name="controlIndex">輸入框控件ID</param>
/// <returns>HTML模板信息</returns>
private string GetHtml(LearnLengthUnitFormula item, int controlIndex)
{
_answers.Length = 0;
StringBuilder html = new StringBuilder();
switch (item.LengthUnitTransType)
{
// 米到分米
case LengthUnitTransformType.M2D:
html.Append(GetMeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 米到釐米
case LengthUnitTransformType.M2C:
html.Append(GetMeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 米到毫米
case LengthUnitTransformType.M2MM:
html.Append(GetMeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMillimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 分米到米
case LengthUnitTransformType.D2M:
html.Append(GetDecimetreHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 分米到釐米
case LengthUnitTransformType.D2C:
html.Append(GetDecimetreHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 分米到毫米
case LengthUnitTransformType.D2MM:
html.Append(GetDecimetreHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMillimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 分米到米分米（有剩餘）
case LengthUnitTransformType.D2MExt:
html.Append(GetDecimetreHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetRemainderDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
break;
// 分米到米釐米
case LengthUnitTransformType.D2MC:
html.Append(GetDecimetreHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
break;
// 釐米到米
case LengthUnitTransformType.C2M:
html.Append(GetCentimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 釐米到分米
case LengthUnitTransformType.C2D:
html.Append(GetCentimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 釐米到毫米
case LengthUnitTransformType.C2MM:
html.Append(GetCentimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMillimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 釐米到米分米
case LengthUnitTransformType.C2MD:
html.Append(GetCentimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
break;
// 釐米到分米毫米
case LengthUnitTransformType.C2DMM:
html.Append(GetCentimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetMillimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
break;
// 釐米到米分米釐米（有剩餘）
case LengthUnitTransformType.C2MDExt:
html.Append(GetCentimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
html.Append(GetRemainderCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S2"));
break;
// 毫米到分米
case LengthUnitTransformType.MM2D:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 毫米到釐米
case LengthUnitTransformType.MM2C:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 毫米到米
case LengthUnitTransformType.MM2M:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
break;
// 毫米到米分米
case LengthUnitTransformType.MM2MD:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
break;
// 毫米到米分米釐米
case LengthUnitTransformType.MM2MDC:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S2"));
break;
// 毫米到分米釐米
case LengthUnitTransformType.MM2DC:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
break;
// 毫米到米釐米
case LengthUnitTransformType.MM2MC:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
break;
// 毫米到米分米釐米毫米（有剩餘）
case LengthUnitTransformType.MM2MDCExt:
html.Append(GetMillimeterHtml(item, controlIndex, (item.Gap == GapFilling.Left)));
html.AppendLine(EQUALTO_HTML);
html.Append(GetMeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left)));
html.Append(GetDecimetreHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S1"));
html.Append(GetCentimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S2"));
html.Append(GetRemainderMillimeterHtml(item, controlIndex, !(item.Gap == GapFilling.Left), "S3"));
break;
}
// 答案列表
_answers.Length -= 1;
html.AppendLine(string.Format("<input id=\"hidLluAnswer{0}\" type=\"hidden\" value=\"{1}\" />", controlIndex, _answers.ToString()));
return(html.ToString());
}