/// <summary>
/// Derive Standard Conversions
/// </summary>
/// <param name="ctx"></param>
/// <param name="C_UOM_ID"></param>
/// <param name="C_UOM_To_ID"></param>
/// <returns>Conversion or null</returns>
public static Decimal?DeriveRate(Ctx ctx, int C_UOM_ID, int C_UOM_To_ID)
{
if (C_UOM_ID == C_UOM_To_ID)
{
return(Env.ONE);
}
// get Info
MUOM from = MUOM.Get(ctx, C_UOM_ID);
MUOM to = MUOM.Get(ctx, C_UOM_To_ID);
if (from == null || to == null)
{
return(null);
}
// Time - Minute
if (from.IsMinute())
{
if (to.IsHour())
{
return(new Decimal(1.0 / 60.0));
}
if (to.IsDay())
{
return(new Decimal(1.0 / 1440.0)); // 24 * 60
}
if (to.IsWorkDay())
{
return(new Decimal(1.0 / 480.0)); // 8 * 60
}
if (to.IsWeek())
{
return(new Decimal(1.0 / 10080.0)); // 7 * 24 * 60
}
if (to.IsMonth())
{
return(new Decimal(1.0 / 43200.0)); // 30 * 24 * 60
}
if (to.IsWorkMonth())
{
return(new Decimal(1.0 / 9600.0)); // 4 * 5 * 8 * 60
}
if (to.IsYear())
{
return(new Decimal(1.0 / 525600.0)); // 365 * 24 * 60
}
}
// Time - Hour
if (from.IsHour())
{
if (to.IsMinute())
{
return(new Decimal(60.0));
}
if (to.IsDay())
{
return(new Decimal(1.0 / 24.0));
}
if (to.IsWorkDay())
{
return(new Decimal(1.0 / 8.0));
}
if (to.IsWeek())
{
return(new Decimal(1.0 / 168.0)); // 7 * 24
}
if (to.IsMonth())
{
return(new Decimal(1.0 / 720.0)); // 30 * 24
}
if (to.IsWorkMonth())
{
return(new Decimal(1.0 / 160.0)); // 4 * 5 * 8
}
if (to.IsYear())
{
return(new Decimal(1.0 / 8760.0)); // 365 * 24
}
}
// Time - Day
if (from.IsDay())
{
if (to.IsMinute())
{
return(new Decimal(1440.0)); // 24 * 60
}
if (to.IsHour())
{
return(new Decimal(24.0));
}
if (to.IsWorkDay())
{
return(new Decimal(3.0)); // 24 / 8
}
if (to.IsWeek())
{
return(new Decimal(1.0 / 7.0)); // 7
}
if (to.IsMonth())
{
return(new Decimal(1.0 / 30.0)); // 30
}
if (to.IsWorkMonth())
{
return(new Decimal(1.0 / 20.0)); // 4 * 5
}
if (to.IsYear())
{
return(new Decimal(1.0 / 365.0)); // 365
}
}
// Time - WorkDay
if (from.IsWorkDay())
{
if (to.IsMinute())
{
return(new Decimal(480.0)); // 8 * 60
}
if (to.IsHour())
{
return(new Decimal(8.0)); // 8
}
if (to.IsDay())
{
return(new Decimal(1.0 / 3.0)); // 24 / 8
}
if (to.IsWeek())
{
return(new Decimal(1.0 / 5)); // 5
}
if (to.IsMonth())
{
return(new Decimal(1.0 / 20.0)); // 4 * 5
}
if (to.IsWorkMonth())
{
return(new Decimal(1.0 / 20.0)); // 4 * 5
}
if (to.IsYear())
{
return(new Decimal(1.0 / 240.0)); // 4 * 5 * 12
}
}
// Time - Week
if (from.IsWeek())
{
if (to.IsMinute())
{
return(new Decimal(10080.0)); // 7 * 24 * 60
}
if (to.IsHour())
{
return(new Decimal(168.0)); // 7 * 24
}
if (to.IsDay())
{
return(new Decimal(7.0));
}
if (to.IsWorkDay())
{
return(new Decimal(5.0));
}
if (to.IsMonth())
{
return(new Decimal(1.0 / 4.0)); // 4
}
if (to.IsWorkMonth())
{
return(new Decimal(1.0 / 4.0)); // 4
}
if (to.IsYear())
{
return(new Decimal(1.0 / 50.0)); // 50
}
}
// Time - Month
if (from.IsMonth())
{
if (to.IsMinute())
{
return(new Decimal(43200.0)); // 30 * 24 * 60
}
if (to.IsHour())
{
return(new Decimal(720.0)); // 30 * 24
}
if (to.IsDay())
{
return(new Decimal(30.0)); // 30
}
if (to.IsWorkDay())
{
return(new Decimal(20.0)); // 4 * 5
}
if (to.IsWeek())
{
return(new Decimal(4.0)); // 4
}
if (to.IsWorkMonth())
{
return(new Decimal(1.5)); // 30 / 20
}
if (to.IsYear())
{
return(new Decimal(1.0 / 12.0)); // 12
}
}
// Time - WorkMonth
if (from.IsWorkMonth())
{
if (to.IsMinute())
{
return(new Decimal(9600.0)); // 4 * 5 * 8 * 60
}
if (to.IsHour())
{
return(new Decimal(160.0)); // 4 * 5 * 8
}
if (to.IsDay())
{
return(new Decimal(20.0)); // 4 * 5
}
if (to.IsWorkDay())
{
return(new Decimal(20.0)); // 4 * 5
}
if (to.IsWeek())
{
return(new Decimal(4.0)); // 4
}
if (to.IsMonth())
{
return(new Decimal(20.0 / 30.0)); // 20 / 30
}
if (to.IsYear())
{
return(new Decimal(1.0 / 12.0)); // 12
}
}
// Time - Year
if (from.IsYear())
{
if (to.IsMinute())
{
return(new Decimal(518400.0)); // 12 * 30 * 24 * 60
}
if (to.IsHour())
{
return(new Decimal(8640.0)); // 12 * 30 * 24
}
if (to.IsDay())
{
return(new Decimal(365.0)); // 365
}
if (to.IsWorkDay())
{
return(new Decimal(240.0)); // 12 * 4 * 5
}
if (to.IsWeek())
{
return(new Decimal(50.0)); // 52
}
if (to.IsMonth())
{
return(new Decimal(12.0)); // 12
}
if (to.IsWorkMonth())
{
return(new Decimal(12.0)); // 12
}
}
//
return(null);
}