private int WinnerWrite(AppDbContext ltctx, dFilter filter)
{
var _result = 0;
foreach (var _d in filter.elects)
{
var _select = new mSelect()
{
SequenceNo = filter.sequence_no,
SelectNo = _d.select_no,
Digit1 = _d.digits[0],
Digit2 = _d.digits[1],
Digit3 = _d.digits[2],
Digit4 = _d.digits[3],
Digit5 = _d.digits[4],
Digit6 = _d.digits[5],
IsUsed = false,
IsLeft = _d.is_left,
Amount = 0m,
Ranking = 0,
Remark = ""
};
ltctx.tb_lion_select.Add(_select);
_result++;
}
return(_result);
}
public decimal SummFilter(dFilter c) //Сумма балансов аккаунтов при соблюдении условия
{
decimal summ = 0;
foreach (var a in accounts)
{
if (c(a))
{
summ += a.Balance;
}
}
return(summ);
}
public List <Account> Filter(dFilter c)
{
var result = new List <Account>();
foreach (var a in accounts)
{
if (c(a))
{
result.Add(a);
}
}
return(result);
}
private void WinnerShuffle(dFilter filter)
{
var _random = new Random();
var _n = filter.elects.Count;
for (var i = 0; i < _n; i++)
{
var _r = i + (int)(_random.NextDouble() * (_n - i));
var _t = filter.elects[_r];
filter.elects[_r] = filter.elects[i];
filter.elects[i] = _t;
}
}
private (int no_select, int no_combine) WinnerElect(AppDbContext ltctx, dFilter filter)
{
var _result = (no_select : 0, no_combine : 0);
// 완전 조합으로 번호를 생성 후 filtering 하여 확률적으로 당첨이 낮은 set을 제외 시킵니다.
var _combinations = GetCombinations(filter.sampling_digits, 6);
foreach (var _numbers in _combinations)
{
_result.no_combine++;
if (Filtering(filter, _numbers) == false)
{
continue;
}
_result.no_select++;
var _tdigits = new dDigits()
{
select_no = _result.no_select + filter.start_select_no,
digits = _numbers.OrderBy(n => n).ToArray(),
is_used = false,
is_left = filter.is_left_selection
};
filter.elects.Add(_tdigits);
}
var _digits_compare = new TDigitsComparer();
{
filter.elects = filter.elects
.Distinct(_digits_compare)
.ToList();
}
return(_result);
}
/// <summary>
/// 번호를 추출 합니다. 숫자 선택 후 제외 시키는 방법으로 처리 하게 됩니다.
/// </summary>
/// <param name="ltctx"></param>
/// <param name="factor"></param>
/// <returns></returns>
public int WinnerSelect(AppDbContext ltctx, mFactor factor)
{
var _analysies = ltctx.tb_lion_analysis
.Where(x => x.SequenceNo < factor.SequenceNo)
.OrderBy(x => x.SequenceNo)
.ToArray();
var _sum_odd_even = EvenOddBalance(_analysies, factor.SequenceNo);
var _sum_high_low = HighLowBalance(_analysies, factor.SequenceNo);
var _sum_balances = _analysies
.GroupBy(x => x.SumFrequence)
.Select(
y => new dKeyValue
{
key = y.Key,
value = y.Count()
}
)
.ToList();
var _filter = new dFilter
{
sequence_no = factor.SequenceNo,
is_left_selection = false,
start_select_no = 0,
elects = new List <dDigits>(),
sampling_digits = null,
analysies = _analysies,
factor = factor,
sum_balances = _sum_balances,
sum_odd = _sum_odd_even.sum_odd,
sum_even = _sum_odd_even.sum_even,
sum_high = _sum_high_low.sum_high,
sum_low = _sum_high_low.sum_low
};
// 좌측
var _left_samplings = GetLNumbereByPercent(_analysies, factor.SequenceNo, factor.LNoSampling);
{
_filter.is_left_selection = true;
_filter.sampling_digits = _left_samplings;
if (_left_samplings.Length > 0)
{
var _selection = WinnerElect(ltctx, _filter);
_filter.start_select_no += _selection.no_select;
factor.LNoCombination = _selection.no_combine;
factor.LNoExtraction = _selection.no_select;
}
}
// 우측
var _right_samplings = GetRNumbereByPercent(_analysies, factor.SequenceNo, factor.RNoSampling);
{
_filter.is_left_selection = false;
_filter.sampling_digits = _right_samplings;
if (_right_samplings.Length > 0)
{
var _selection = WinnerElect(ltctx, _filter);
_filter.start_select_no += _selection.no_select;
factor.RNoCombination = _selection.no_combine;
factor.RNoExtraction = _selection.no_select;
}
}
// shuffle
WinnerShuffle(_filter);
// write to db
return(WinnerWrite(ltctx, _filter));
}
private bool Filtering(dFilter filter, short[] digits)
{
// 홀짝 확인
var _odd_even = 0;
{
for (int i = 0; i < 6; i++)
{
_odd_even += digits[i] % 2;
}
// 홀수 갯수가 0,1 또는 5,6 이면 제외
if (_odd_even <= filter.factor.MinOddEven || _odd_even >= filter.factor.MaxOddEven)
{
return(false);
}
//if (filter.factor.OddSelection == true)
//{
// // 홀수: 2, 3, 4만 통과 되므로 최소 12를 초과 해야 함
// if (filter.sum_odd > 12)
// {
// _odd_even += filter.sum_odd;
// if (_odd_even < 15)
// return false;
// }
// else
// {
// if (_odd_even < 3)
// return false;
// }
//}
//else
//{
// // 짝수
// if (filter.sum_even > 12)
// {
// _odd_even += (6 - _odd_even) + filter.sum_even;
// if (_odd_even < 15)
// return false;
// }
// else
// {
// if (_odd_even > 3)
// return false;
// }
//}
}
// 고저선택
var _high_low = 0;
{
for (int i = 0; i < 6; i++)
{
_high_low += (digits[i] > WinnerAnalysis.MiddleNumber) ? 1 : 0;
}
// (45 / 2 + 1) 초과 갯수가 0,1 또는 5,6 이면 제외
if (_high_low <= filter.factor.MinHighLow || _high_low >= filter.factor.MaxHighLow)
{
return(false);
}
//if (filter.factor.HighSelection == true)
//{
// // 고
// if (filter.sum_high > 12)
// {
// _high_low += filter.sum_high;
// if (_high_low < 15)
// return false;
// }
// else
// {
// if (_high_low < 3)
// return false;
// }
//}
//else
//{
// // 저
// if (filter.sum_low > 12)
// {
// _high_low += (6 - _high_low) + filter.sum_low;
// if (_high_low < 15)
// return false;
// }
// else
// {
// if (_high_low > 3)
// return false;
// }
//}
}
// 합계확인
var _sum_balance = 0;
{
for (int i = 0; i < 6; i++)
{
_sum_balance += digits[i];
}
var _sum_exist = filter.sum_balances.Where(x => x.key == _sum_balance).Sum(y => y.value);
if (_sum_exist <= filter.factor.MaxSumFrequence)
{
return(false);
}
}
// 끝수확인
var _last_number = 0;
{
for (int i = 0; i < 5; i++)
{
var _n = 1;
for (int j = i + 1; j < 6; j++)
{
if (digits[i] % 10 == digits[j] % 10)
{
_n++;
}
}
if (_n > _last_number)
{
_last_number = _n;
}
}
if (_last_number >= filter.factor.MaxLastNumber)
{
return(false);
}
}
// 연변확인
var _series_number = 0;
{
var _series_count = 1;
var _x = digits[0];
for (var k = 2; k <= 6; k++)
{
var _y = digits[k - 1];
if (_x + 1 == _y)
{
_series_count++;
if (_series_number < _series_count)
{
_series_number = _series_count;
}
}
else
{
_series_count = 1;
}
_x = _y;
}
if (_series_number >= filter.factor.MaxSeriesNumber)
{
return(false);
}
}
// 숫자집단
var _group_balance = 0;
{
var _group = new short[5];
for (int i = 0; i < 5; i++)
{
_group[i] = 0;
}
for (int i = 0; i < 6; i++)
{
if (digits[i] > 36)
{
_group[4]++;
}
else if (digits[i] > 27)
{
_group[3]++;
}
else if (digits[i] > 18)
{
_group[2]++;
}
else if (digits[i] > 9)
{
_group[1]++;
}
else
{
_group[0]++;
}
}
for (int i = 0; i < 5; i++)
{
if (_group[i] <= 0)
{
_group_balance++;
}
}
if (_group_balance >= filter.factor.MaxGroupBalance)
{
return(false);
}
}
// 기록확인
var _same_jackpot = 0;
{
for (int j = 0; j < filter.sequence_no - 1; j++)
{
var _prev = filter.analysies[j];
var _count = 0;
for (var k = 0; k < 6; k++)
{
var _value = digits[k];
if (_value == _prev.Digit1)
{
_count++;
}
if (_value == _prev.Digit2)
{
_count++;
}
if (_value == _prev.Digit3)
{
_count++;
}
if (_value == _prev.Digit4)
{
_count++;
}
if (_value == _prev.Digit5)
{
_count++;
}
if (_value == _prev.Digit6)
{
_count++;
}
}
if (_count >= filter.factor.MaxSameDigits)
{
_same_jackpot++;
}
}
if (_same_jackpot >= filter.factor.MaxSameJackpot)
{
return(false);
}
}
return(true);
}
