// GetFormatter returns a configured formatter given the locale and currency
// uses defaults for certain fields if locale or currency are blank/not recognised
func GetFormatter(locString, currencyCode string) *MoneyFormatter {
formatter := &MoneyFormatter{
decimalSeparator: defaultSeparator,
groupSeparator: defaultGroupSeparator,
groupSize: defaultGroupSize,
decimalDigits: defaultDecimalDigits,
positivePattern: defaultPositivePattern,
negativePattern: defaultNegativePattern,
currencySymbol: currencyCode,
}
if curr := currency.Get(currencyCode); curr != nil {
formatter.currencySymbol = curr.Symbol
formatter.decimalDigits = curr.DecimalDigits
}
if loc := locale.Get(locString); loc != nil {
formatter.decimalSeparator = loc.CurrencyDecimalSeparator
formatter.groupSeparator = loc.CurrencyGroupSeparator
if len(loc.CurrencyGroupSizes) >= 1 {
formatter.groupSize = loc.CurrencyGroupSizes[0]
}
formatter.negativePattern = loc.CurrencyNegativePattern
formatter.positivePattern = loc.CurrencyPositivePattern
} else {
formatter.currencySymbol = currencyCode // do this because default format pattern puts the currency code at the end.
}
return formatter
}
// Resets the package-wide decimal place by currency.
func SetDecimalByCurrency(cur string) {
c := currency.Get(cur)
if c != nil {
decimal := newDecimal(c.DecimalDigits)
DPf = float64(decimal)
DP = int64(decimal)
}
return
}
