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Gold per turn is worth less the more turns 'in the future' we're talking about

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Yair Morgenstern
2023-03-25 22:11:08 +03:00
parent 7bc28c4588
commit e2f2011024
1 changed files with 3 additions and 1 deletions
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4
core/src/com/unciv/logic/trade/TradeEvaluation.kt
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@ -13,6 +13,7 @@ import com.unciv.models.ruleset.unique.UniqueType
import com.unciv.ui.components.extensions.toPercent import com.unciv.ui.components.extensions.toPercent
import com.unciv.ui.screens.victoryscreen.RankingType import com.unciv.ui.screens.victoryscreen.RankingType
import kotlin.math.min import kotlin.math.min
import kotlin.math.pow
import kotlin.math.sqrt import kotlin.math.sqrt
class TradeEvaluation { class TradeEvaluation {
@ -80,7 +81,8 @@ class TradeEvaluation {
fun evaluateBuyCost(offer: TradeOffer, civInfo: Civilization, tradePartner: Civilization): Int { fun evaluateBuyCost(offer: TradeOffer, civInfo: Civilization, tradePartner: Civilization): Int {
when (offer.type) { when (offer.type) {
TradeType.Gold -> return offer.amount TradeType.Gold -> return offer.amount
TradeType.Gold_Per_Turn -> return offer.amount * offer.duration // GPT loses 1% of value for each 'future' turn, meaning: gold now is more valuable than gold in the future
TradeType.Gold_Per_Turn -> return (1..offer.duration).sumOf { (offer.amount * 0.99f.pow(offer.duration)).toInt() }
TradeType.Treaty -> { TradeType.Treaty -> {
return when (offer.name) { return when (offer.name) {
// Since it will be evaluated twice, once when they evaluate our offer and once when they evaluate theirs // Since it will be evaluated twice, once when they evaluate our offer and once when they evaluate theirs