getSecondaryMaxMinValue method

void getSecondaryMaxMinValue(KLineEntity item)

Implementation

void getSecondaryMaxMinValue(KLineEntity item) {
  for (var secondaryState in secondaryStates) {
    // print(
    //     'State: $secondaryState, MACD: ${item.macd}, DIF: ${item.dif}, DEA: ${item.dea}');
    // print('Calculating SecondaryState: $secondaryState');
    // print('MACD: ${item.macd}, DIF: ${item.dif}, DEA: ${item.dea}');
    // print('KDJ: K=${item.k}, D=${item.d}, J=${item.j}');
    // print('RSI: ${item.rsi}, WR: ${item.r}, CCI: ${item.cci}');

    double mSecondaryMaxValue = double.minPositive;
    double mSecondaryMinValue = double.maxFinite;

    if (secondaryState == SecondaryState.MACD) {
      if (item.macd != null) {
        mSecondaryMaxValue = math.max(mSecondaryMaxValue,
            math.max(item.macd!, math.max(item.dif!, item.dea!)));
        mSecondaryMinValue = math.min(mSecondaryMinValue,
            math.min(item.macd!, math.min(item.dif!, item.dea!)));
      }
    } else if (secondaryState == SecondaryState.KDJ) {
      if (item.d != null) {
        mSecondaryMaxValue = math.max(mSecondaryMaxValue,
            math.max(item.k!, math.max(item.d!, item.j!)));
        mSecondaryMinValue = math.min(mSecondaryMinValue,
            math.min(item.k!, math.min(item.d!, item.j!)));
      }
    } else if (secondaryState == SecondaryState.RSI) {
      if (item.rsi != null) {
        mSecondaryMaxValue = math.max(mSecondaryMaxValue, item.rsi!);
        mSecondaryMinValue = math.min(mSecondaryMinValue, item.rsi!);
      }
    } else if (secondaryState == SecondaryState.WR) {
      mSecondaryMaxValue = 0;
      mSecondaryMinValue = -100;
    } else if (secondaryState == SecondaryState.CCI) {
      if (item.cci != null) {
        mSecondaryMaxValue = math.max(mSecondaryMaxValue, item.cci!);
        mSecondaryMinValue = math.min(mSecondaryMinValue, item.cci!);
      }
    } else {
      mSecondaryMaxValue = 0;
      mSecondaryMinValue = 0;
    }
    // 添加日志
    // print('[getSecondaryMaxMinValue] State: $secondaryState, '
    //     'Max: $mSecondaryMaxValue, Min: $mSecondaryMinValue');
  }
}