private bool CheckFormat(LotteryFormInputData lotteryFormData)
{
//^[0-9]+$
//直接把數字轉出來，存入實體變數
_tempNumberSourceType = lotteryFormData.NumberSourceTypeTuple.Item2;
if (_tempNumberSourceType == EnumNumberSourceType.Count)
{
if (!VerifyTupleAndGetNumber(lotteryFormData.SourceNumberCountTuple, ref _tempSourceNumberCount))
{
return(false);
}
}
else if (_tempNumberSourceType == EnumNumberSourceType.NumberRange)
{
if (!(VerifyTupleAndGetNumber(lotteryFormData.StartNumberTuple, ref _tempStartNumber) &&
VerifyTupleAndGetNumber(lotteryFormData.EndNumberTuple, ref _tempEndNumber)))
{
return(false);
}
}
else
{
//除非程式異常，否則不可能出現的錯誤
_errorMessages.Add(_validatorMessage.Field + " " + lotteryFormData.NumberSourceTypeTuple.Item1 + " " + _validatorMessage.InputDataAbnormal);
return(false);
}
if (!VerifyTupleAndGetNumber(lotteryFormData.GettingNumberCountTuple, ref _tempGettingNumberCount))
{
return(false);
}
//此項目沒有格式的驗證
_tempHasSpecialNumber = lotteryFormData.HasSpecialNumberTuple.Item2;
return(true);
}
/// <summary>
/// 產生存放輸入資料的物件
/// </summary>
/// <returns></returns>
private LotteryFormInputData GenerateInputData()
{
//LotteryFormInputData是共用同一個還是用完就丟，由此method決定
LotteryFormInputData lotteryFormInputData = new LotteryFormInputData();
EnumNumberSourceType inputType = radioButtonCount.Checked
? EnumNumberSourceType.Count : EnumNumberSourceType.NumberRange;
lotteryFormInputData.NumberSourceTypeTuple = new Tuple <string, EnumNumberSourceType>(grpgroupBoxSource.Text + grpgroupBoxSourceType.Text, inputType);
lotteryFormInputData.SourceNumberCountTuple = new Tuple <string, string>(grpgroupBoxSource.Text + LabelNumberCount.Text, textBoxNumberCount.Text);
lotteryFormInputData.StartNumberTuple = new Tuple <string, string>(grpgroupBoxSource.Text + LabelStartNumber.Text, textBoxStartNumber.Text);
lotteryFormInputData.EndNumberTuple = new Tuple <string, string>(grpgroupBoxSource.Text + LabelEndNumber.Text, textBoxEndNumber.Text);
lotteryFormInputData.HasSpecialNumberTuple = new Tuple <string, bool>(CheckBoxSpecialNumber.Text, CheckBoxSpecialNumber.Checked);
lotteryFormInputData.GettingNumberCountTuple = new Tuple <string, string>(grpgroupBoxNumberGet.Text + LabelGettingCount.Text, textBoxGetCount.Text);
return(lotteryFormInputData);
}
public LotteryFormOutputData GenerateLotteryNumber(LotteryFormInputData lotteryFormData)
{
var outputData = new LotteryFormOutputData();
IList <String> errorList;
if (!_inputDataValidator.Validate(lotteryFormData, out errorList))
{
outputData.ErrorMessageList = errorList;
outputData.IsSuccess = false;
//做失敗處理
}
else
{
//因為已經對資料做過驗證，所以不做資料異常的判斷與錯誤處理
IEnumerable <int> gettingNumbers;
EnumNumberSourceType numberSourceType = lotteryFormData.NumberSourceTypeTuple.Item2;
int gettingNumberCount = int.Parse(lotteryFormData.GettingNumberCountTuple.Item2);
bool hasSpecialNumber = lotteryFormData.HasSpecialNumberTuple.Item2;
gettingNumberCount = hasSpecialNumber
? gettingNumberCount + 1
: gettingNumberCount;
if (numberSourceType == EnumNumberSourceType.Count)
{
int sourceNumberCount = int.Parse(lotteryFormData.SourceNumberCountTuple.Item2);
gettingNumbers = _generateNumbersService.GenerateRandomsNumbersByCount(sourceNumberCount,
gettingNumberCount);
}
else
{
int startNumber = int.Parse(lotteryFormData.StartNumberTuple.Item2);
int endNumber = int.Parse(lotteryFormData.EndNumberTuple.Item2);
gettingNumbers = _generateNumbersService.GenerateRandomNumbersByNumberRange(startNumber, endNumber,
gettingNumberCount);
}
List <int> randomList = gettingNumbers.ToList();
if (hasSpecialNumber)
{
//取出亂數一開始的寫法是
//取出的亂數結果本身是沒有經過排序的
//所以隨便取固定位置(如第一個)就可以了
//但是取出亂數的實作方式應該要是可以改變的
//不該假定結果一定沒有排序過
//所以這裡還是用比較麻煩的方式:使用亂數抽一個數出來當特別號
int removeIndex = _random.Next(randomList.Count);
int specialNumber = randomList[removeIndex];
//這裡不驗證是否移除成功
randomList.RemoveAt(removeIndex);
outputData.HasSpecialNumber = true;
outputData.SpecialNumber = specialNumber;
}
else
{
outputData.HasSpecialNumber = false;
}
randomList.Sort();
outputData.LotteryNumbers = randomList;
//計算結果
outputData.IsSuccess = true;
}
return(outputData);
}
