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Removed edge case option where the AI can trade you all of their cities

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Yair Morgenstern 2020-09-25 13:42:13 +03:00
parent 1f52a8ad88
commit 98a79f8fb4
1 changed files with 9 additions and 4 deletions
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13
core/src/com/unciv/logic/trade/TradeEvaluation.kt
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@ -43,19 +43,24 @@ class TradeEvaluation{
}
fun isTradeAcceptable(trade: Trade, evaluator: CivilizationInfo, tradePartner: CivilizationInfo): Boolean {
// Edge case time! Guess what happens if you offer a peace agreement to the AI for all their cities except for the capital,
// and then capture their capital THAT SAME TURN? It can agree, leading to the civilization getting instantly destroyed!
if (trade.ourOffers.count { it.type == TradeType.City } == evaluator.cities.size)
return false
var sumOfTheirOffers = trade.theirOffers.asSequence()
.filter { it.type!= TradeType.Treaty } // since treaties should only be evaluated once for 2 sides
.map { evaluateBuyCost(it,evaluator,tradePartner) }.sum()
.filter { it.type != TradeType.Treaty } // since treaties should only be evaluated once for 2 sides
.map { evaluateBuyCost(it, evaluator, tradePartner) }.sum()
// If we're making a peace treaty, don't try to up the bargain for people you don't like.
// Leads to spartan behaviour where you demand more, the more you hate the enemy...unhelpful
if(trade.ourOffers.none { it.name==Constants.peaceTreaty || it.name==Constants.researchAgreement }) {
if (trade.ourOffers.none { it.name == Constants.peaceTreaty || it.name == Constants.researchAgreement }) {
val relationshipLevel = evaluator.getDiplomacyManager(tradePartner).relationshipLevel()
if (relationshipLevel == RelationshipLevel.Enemy) sumOfTheirOffers = (sumOfTheirOffers * 1.5).toInt()
else if (relationshipLevel == RelationshipLevel.Unforgivable) sumOfTheirOffers *= 2
}
val sumOfOurOffers = trade.ourOffers.map { evaluateSellCost(it, evaluator, tradePartner)}.sum()
val sumOfOurOffers = trade.ourOffers.map { evaluateSellCost(it, evaluator, tradePartner) }.sum()
return sumOfOurOffers <= sumOfTheirOffers
}