#9098 - getKnownCivs returns sequence

core/src/com/unciv/logic/GameInfo.kt

@@ -199,9 +199,11 @@ class GameInfo : IsPartOfGameInfoSerialization, HasGameInfoSerializationVersion
         }
     }
 
+    @delegate:Transient
+    val civMap by lazy { civilizations.associateBy { it.civName } }
     /** Get a civ by name
      *  @throws NoSuchElementException if no civ of that name is in the game (alive or dead)! */
-    fun getCivilization(civName: String) = civilizations.first { it.civName == civName }
+    fun getCivilization(civName: String) = civMap.getValue(civName)
     fun getCurrentPlayerCivilization() = currentPlayerCiv
     fun getCivilizationsAsPreviews() = civilizations.map { it.asPreview() }.toMutableList()
     /** Get barbarian civ

core/src/com/unciv/logic/automation/civilization/NextTurnAutomation.kt

@@ -303,7 +303,7 @@ object NextTurnAutomation {
 
         if (!civInfo.isCityState()) {
             val potentialAllies = civInfo.getKnownCivs().filter { it.isCityState() }
-            if (potentialAllies.isNotEmpty()) {
+            if (potentialAllies.any()) {
                 val cityState =
                     potentialAllies.maxByOrNull { valueCityStateAlliance(civInfo, it) }!!
                 if (cityState.getAllyCiv() != civInfo.civName && valueCityStateAlliance(civInfo, cityState) > 0) {
@@ -793,7 +793,7 @@ object NextTurnAutomation {
         // If the AI declares war on a civ without knowing the location of any cities, it'll just keep amassing an army and not sending it anywhere,
         //   and end up at a massive disadvantage
 
-        if (enemyCivs.isEmpty()) return
+        if (enemyCivs.none()) return
 
         val civWithBestMotivationToAttack = enemyCivs
                 .map { Pair(it, motivationToAttack(civInfo, it)) }
@@ -1014,7 +1014,7 @@ object NextTurnAutomation {
                 }
 
             if (highestOpinion == null) null
-            else knownMajorCivs.filter { civInfo.getDiplomacyManager(it).opinionOfOtherCiv() == highestOpinion}.random().civName
+            else knownMajorCivs.filter { civInfo.getDiplomacyManager(it).opinionOfOtherCiv() == highestOpinion}.toList().random().civName
 
         } else {
             civInfo.getAllyCiv()

core/src/com/unciv/logic/automation/unit/WorkerAutomation.kt

@@ -489,7 +489,7 @@ class WorkerAutomation(
         val enemyCivs = civInfo.getKnownCivs()
             .filterNot { it == civInfo || it.cities.isEmpty() || !civInfo.getDiplomacyManager(it).canAttack() }
         // no potential enemies
-        if (enemyCivs.isEmpty()) return false
+        if (enemyCivs.none()) return false
 
         val threatMapping: (Civilization) -> Int = {
             // the war is already a good nudge to build forts
@@ -507,7 +507,7 @@ class WorkerAutomation(
             civInfo,
             it) <= threatMapping(it) }
         // no threat, let's not build fort
-        if (enemyCivsIsCloseEnough.isEmpty()) return false
+        if (enemyCivsIsCloseEnough.none()) return false
 
         // make list of enemy cities as sources of threat
         val enemyCities = mutableListOf<Tile>()

core/src/com/unciv/logic/civilization/Civilization.kt

@@ -310,7 +310,7 @@ class Civilization : IsPartOfGameInfoSerialization {
     fun getProximity(civName: String) = proximity[civName] ?: Proximity.None
 
     /** Returns only undefeated civs, aka the ones we care about */
-    fun getKnownCivs() = diplomacy.values.map { it.otherCiv() }.filter { !it.isDefeated() }
+    fun getKnownCivs() = diplomacy.values.asSequence().map { it.otherCiv() }.filter { !it.isDefeated() }
     fun knows(otherCivName: String) = diplomacy.containsKey(otherCivName)
     fun knows(otherCiv: Civilization) = knows(otherCiv.civName)
 

core/src/com/unciv/logic/civilization/diplomacy/DiplomacyManager.kt

@@ -416,7 +416,7 @@ class DiplomacyManager() : IsPartOfGameInfoSerialization {
     }
 
     /** Returns the [civilizations][Civilization] that know about both sides ([civInfo] and [otherCiv]) */
-    fun getCommonKnownCivs(): Set<Civilization> = civInfo.getKnownCivs().intersect(otherCiv().getKnownCivs().toSet())
+    fun getCommonKnownCivs(): Set<Civilization> = civInfo.getKnownCivs().toSet().intersect(otherCiv().getKnownCivs().toSet())
 
     /** Returns true when the [civInfo]'s territory is considered allied for [otherCiv].
      *  This includes friendly and allied city-states and the open border treaties.

core/src/com/unciv/logic/civilization/managers/QuestManager.kt

@@ -3,7 +3,6 @@ package com.unciv.logic.civilization.managers
 import com.badlogic.gdx.math.Vector2
 import com.unciv.Constants
 import com.unciv.GUI
-import com.unciv.UncivGame
 import com.unciv.logic.GameInfo
 import com.unciv.logic.IsPartOfGameInfoSerialization
 import com.unciv.logic.civilization.CivFlags
@@ -779,8 +778,8 @@ class QuestManager : IsPartOfGameInfoSerialization {
         val civilizationsToFind = challenger.getKnownCivs()
                 .filter { it.isAlive() && it.isMajorCiv() && !challenger.hasMetCivTerritory(it) }
 
-        if (civilizationsToFind.isNotEmpty())
-            return civilizationsToFind.random()
+        if (civilizationsToFind.any())
+            return civilizationsToFind.toList().random()
 
         return null
     }
@@ -798,7 +797,7 @@ class QuestManager : IsPartOfGameInfoSerialization {
         val validTargets = civInfo.getKnownCivs().filter { it.isCityState() && challenger.knows(it)
                 && civInfo.proximity[it.civName] == closestProximity }
 
-        return validTargets.randomOrNull()
+        return validTargets.toList().randomOrNull()
     }
 
     /** Returns a [Civilization] of the civ that most recently bullied [civInfo].

core/src/com/unciv/logic/civilization/managers/TurnManager.kt

@@ -92,7 +92,7 @@ class TurnManager(val civInfo: Civilization) {
 
             if (flag == CivFlags.CityStateGreatPersonGift.name) {
                 val cityStateAllies: List<Civilization> =
-                        civInfo.getKnownCivs().filter { it.isCityState() && it.getAllyCiv() == civInfo.civName }
+                        civInfo.getKnownCivs().filter { it.isCityState() && it.getAllyCiv() == civInfo.civName }.toList()
                 val givingCityState = cityStateAllies.filter { it.cities.isNotEmpty() }.randomOrNull()
 
                 if (cityStateAllies.isNotEmpty()) civInfo.flagsCountdown[flag] = civInfo.flagsCountdown[flag]!! - 1

core/src/com/unciv/logic/map/tile/Tile.kt

@@ -97,7 +97,6 @@ open class Tile : IsPartOfGameInfoSerialization {
         private set
 
     @Transient
-            /** Saves a sequence of a list */
     lateinit var lastTerrain: Terrain
         private set