Rechner für Charakterbögen des Rollenspiels "Das schwarze Auge"
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

37 lines
1.0 KiB

package de.banananetwork.dsa.currencies
import java.util.*
import kotlin.collections.ArrayList
class CurrencySet private constructor(private val currencies: Array<Currency>) {
fun transferToSet(baseValue: Int): Map<Currency, Int> {
var modBaseValue = baseValue
val values = EnumMap<Currency, Int>(Currency::class.java)
for (currency in currencies) {
val value = currency.transferTo(modBaseValue)
values[currency] = value
modBaseValue -= currency.transferFrom(value)
}
if (modBaseValue != 0)
throw RuntimeException() // TODO Change to ValueNotRepresentableException
return values
}
class Builder {
private val currencies = ArrayList<Currency>()
fun add(currency: Currency): Builder {
currencies.add(currency)
return this
}
fun create(): CurrencySet {
currencies.sortBy { it.multiplier }
return CurrencySet(currencies.toTypedArray())
}
}
}