import N_TO_10H from './N_TO_10H';

/**
 * 获取剩余容量/实际容量
 *
 * @param   {[Number]}  STDAH         标称容量
 * @param   {[Number]}  HourRate      放电小时率
 * @param   {[Number]}  SumAH         测试容量
 * @param   {[Number]}  MaxMonomerVol   单体电压最大值
 * @param   {[Number]}  MonomerVol      单体电压最大值
 * @param   {[Number]}  MonomerVolType  电池标称电压
 * @param   {[Number]}  CapType         容量类型（定值是常量）(1:实际容量，0剩余容量)
 *
 * @return  {[Number]}                  [return description]
 */
function GetMonomerCap(STDAH, HourRate, SumAH, MaxMonomerVol, MonomerVol, MonomerVolType, CapType) {
    if ((MaxMonomerVol - MonomerVolType * 0.9) <= 0)
        return 0;
    if (SumAH < 0)
        SumAH *= (-1);
    let tmp_cap;
    tmp_cap = MonomerVol - MonomerVolType * 0.9;
    tmp_cap *= (STDAH - SumAH * N_TO_10H(HourRate));
    let dt_vol = MaxMonomerVol - MonomerVolType * 0.9;
    if (dt_vol < 0.01)
        dt_vol = 0.01;
    tmp_cap = tmp_cap / dt_vol;
    if (tmp_cap < 0)
        tmp_cap = 0;

    if (CapType == 0)
        return tmp_cap;
    else if (CapType == 1)
        return (tmp_cap + SumAH * N_TO_10H(HourRate));
    else
        return ((tmp_cap + SumAH * N_TO_10H(HourRate)) * 100 / STDAH);
}

export default GetMonomerCap;