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Fix multiple capture uniques resulting in double-capture (#7403)

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Yair Morgenstern 2022-07-10 02:12:59 +03:00 committed by GitHub
parent 72b0bc5de0
commit f2365568d4
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3 changed files with 84 additions and 87 deletions
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5
android/assets/jsons/translations/template.properties
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@ -790,8 +790,11 @@ The City-State of [name] has been destroyed! =
Your [ourUnit] captured an enemy [theirUnit]! =
Your [ourUnit] plundered [amount] [Stat] from [theirUnit] =
We have captured a barbarian encampment and recovered [goldAmount] gold! =
An enemy [unitType] has joined us! =
# This might be needed for a rewrite of Germany's unique - see #7376
A barbarian [unitType] has joined us! =
We have captured an enemy [unitType]! =
We have found survivors in the ruins - population added to [cityName] =
We have discovered cultural artifacts in the ruins! (+20 Culture) =
We have discovered the lost technology of [techName] in the ruins! =

157
core/src/com/unciv/logic/battle/Battle.kt
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@ -118,9 +118,7 @@ object Battle {
// check if unit is captured by the attacker (prize ships unique)
// As ravignir clarified in issue #4374, this only works for aggressor
val captureMilitaryUnitSuccess = defender is MapUnitCombatant && attacker is MapUnitCombatant
&& defender.isDefeated() && !defender.unit.isCivilian()
&& tryCaptureUnit(attacker, defender)
val captureMilitaryUnitSuccess = tryCaptureUnit(attacker, defender, attackedTile)
if (!captureMilitaryUnitSuccess) // capture creates a new unit, but `defender` still is the original, so this function would still show a kill message
postBattleNotifications(attacker, defender, attackedTile, attacker.getTile())
@ -128,8 +126,6 @@ object Battle {
if (defender.getCivInfo().isBarbarian() && attackedTile.improvement == Constants.barbarianEncampment)
defender.getCivInfo().gameInfo.barbarians.campAttacked(attackedTile.position)
postBattleNationUniques(defender, attackedTile, attacker)
// This needs to come BEFORE the move-to-tile, because if we haven't conquered it we can't move there =)
if (defender.isDefeated() && defender is CityCombatant && attacker is MapUnitCombatant
&& attacker.isMelee() && !attacker.unit.hasUnique(UniqueType.CannotCaptureCities)) {
@ -226,21 +222,87 @@ object Battle {
}
}
private fun tryCaptureUnit(attacker: MapUnitCombatant, defender: MapUnitCombatant): Boolean {
private fun tryCaptureUnit(attacker: ICombatant, defender: ICombatant, attackedTile: TileInfo): Boolean {
// https://forums.civfanatics.com/threads/prize-ships-for-land-units.650196/
// https://civilization.fandom.com/wiki/Module:Data/Civ5/GK/Defines
// https://civilization.fandom.com/wiki/Module:Data/Civ5/GK/Defines\
// There are 3 ways of capturing a unit, we separate them for cleaner code but we also need to ensure a unit isn't captured twice
if (attacker.unit.getMatchingUniques(UniqueType.KillUnitCapture)
.none { defender.matchesCategory(it.params[0]) }
) return false
if (defender !is MapUnitCombatant || attacker !is MapUnitCombatant) return false
val captureChance = min(0.8f, 0.1f + attacker.getAttackingStrength().toFloat() / defender.getDefendingStrength().toFloat() * 0.4f)
if (Random().nextFloat() > captureChance) return false
if (!defender.isDefeated() || defender.unit.isCivilian()) return false
fun unitCapturedPrizeShipsUnique(): Boolean {
if (attacker.unit.getMatchingUniques(UniqueType.KillUnitCapture)
.none { defender.matchesCategory(it.params[0]) }
) return false
val captureChance = min(
0.8f,
0.1f + attacker.getAttackingStrength().toFloat() / defender.getDefendingStrength()
.toFloat() * 0.4f
)
return Random().nextFloat() <= captureChance
}
fun unitGainFromEncampment(): Boolean {
if (!defender.getCivInfo().isBarbarian()) return false
if (attackedTile.improvement != Constants.barbarianEncampment) return false
var unitCaptured = false
// German unique - needs to be checked before we try to move to the enemy tile, since the encampment disappears after we move in
for (unique in attacker.getCivInfo()
.getMatchingUniques(UniqueType.GainFromEncampment)) {
attacker.getCivInfo().addGold(unique.params[0].toInt())
unitCaptured = true
}
return unitCaptured
}
fun unitGainFromDefeatingUnit(): Boolean {
if (!attacker.isMelee()) return false
var unitCaptured = false
for (unique in attacker.getCivInfo()
.getMatchingUniques(UniqueType.GainFromDefeatingUnit)) {
if (defender.unit.matchesFilter(unique.params[0])) {
attacker.getCivInfo().addGold(unique.params[1].toInt())
unitCaptured = true
}
}
return unitCaptured
}
// Due to the way OR operators short-circuit, calling just A() || B() means B isn't called if A is true.
// Therefore we run all functions before checking if one is true.
val wasUnitCaptured = listOf(
unitCapturedPrizeShipsUnique(),
unitGainFromEncampment(),
unitGainFromDefeatingUnit()
).any()
if (!wasUnitCaptured) return false
// This is called after takeDamage and so the defeated defender is already destroyed and
// thus removed from the tile - but MapUnit.destroy() will not clear the unit's currentTile.
// Therefore placeUnitNearTile _will_ place the new unit exactly where the defender was
return spawnCapturedUnit(defender.getName(), attacker, defender.getTile(), "Your [${attacker.getName()}] captured an enemy [${defender.getName()}]!")
return spawnCapturedUnit(defender.getName(), attacker, defender.getTile())
}
/** Places a [unitName] unit near [tile] after being attacked by [attacker].
* Adds a notification to [attacker]'s civInfo and returns whether the captured unit could be placed */
private fun spawnCapturedUnit(unitName: String, attacker: ICombatant, tile: TileInfo): Boolean {
val addedUnit = attacker.getCivInfo().placeUnitNearTile(tile.position, unitName) ?: return false
addedUnit.currentMovement = 0f
addedUnit.health = 50
attacker.getCivInfo().addNotification("An enemy [${unitName}] has joined us!", addedUnit.getTile().position, unitName)
val civilianUnit = tile.civilianUnit
// placeUnitNearTile might not have spawned the unit in exactly this tile, in which case no capture would have happened on this tile. So we need to do that here.
if (addedUnit.getTile() != tile && civilianUnit != null) {
captureCivilianUnit(attacker, MapUnitCombatant(civilianUnit))
}
return true
}
private fun takeDamage(attacker: ICombatant, defender: ICombatant) {
@ -346,75 +408,6 @@ object Battle {
}
}
/** Places a [unitName] unit near [tile] after being attacked by [attacker].
* Adds a notification to [attacker]'s civInfo and returns whether the captured unit could be placed */
private fun spawnCapturedUnit(unitName: String, attacker: ICombatant, tile: TileInfo, notification: String): Boolean {
val addedUnit = attacker.getCivInfo().placeUnitNearTile(tile.position, unitName) ?: return false
addedUnit.currentMovement = 0f
addedUnit.health = 50
attacker.getCivInfo().addNotification(notification, addedUnit.getTile().position, attacker.getName(), unitName)
val civilianUnit = tile.civilianUnit
// placeUnitNearTile might not have spawned the unit in exactly this tile, in which case no capture would have happened on this tile. So we need to do that here.
if (addedUnit.getTile() != tile && civilianUnit != null) {
captureCivilianUnit(attacker, MapUnitCombatant(civilianUnit))
}
return true
}
private fun postBattleNationUniques(defender: ICombatant, attackedTile: TileInfo, attacker: ICombatant) {
if (!defender.isDefeated()) return
// Barbarians reduce spawn countdown after their camp was attacked "kicking the hornet's nest"
if (defender.getCivInfo().isBarbarian() && attackedTile.improvement == Constants.barbarianEncampment) {
var unitPlaced = false
// German unique - needs to be checked before we try to move to the enemy tile, since the encampment disappears after we move in
// Deprecated as of 4.0.3
if (attacker.getCivInfo().hasUnique(UniqueType.ChanceToRecruitBarbarianFromEncampment)
&& Random().nextDouble() < 0.67
) {
attacker.getCivInfo().addGold(25)
unitPlaced = spawnCapturedUnit(defender.getName(), attacker, attackedTile,"A barbarian [${defender.getName()}] has joined us!")
}
// New version of unique
//
for (unique in attacker.getCivInfo().getMatchingUniques(UniqueType.GainFromEncampment)) {
attacker.getCivInfo().addGold(unique.params[0].toInt())
if (unitPlaced) continue
unitPlaced = spawnCapturedUnit(defender.getName(), attacker, attackedTile,"A barbarian [${defender.getName()}] has joined us!")
}
}
// Similarly, Ottoman unique
// Deprecated as of 4.0.3
if (attacker.getCivInfo().hasUnique(UniqueType.ChanceToRecruitNavalBarbarian)
&& defender.isDefeated()
&& defender is MapUnitCombatant
&& defender.unit.baseUnit.isWaterUnit()
&& defender.getCivInfo().isBarbarian()
&& attacker.isMelee()
&& attacker is MapUnitCombatant
&& attacker.unit.baseUnit.isWaterUnit()
&& Random().nextDouble() < 0.5) {
attacker.getCivInfo().addGold(25)
spawnCapturedUnit(defender.getName(), attacker, attackedTile, "We have captured an enemy [${defender.getName()}]!")
}
//
if (defender.isDefeated() && defender is MapUnitCombatant) {
var unitPlaced = false
for (unique in attacker.getCivInfo().getMatchingUniques(UniqueType.GainFromDefeatingUnit)) {
if (defender.unit.matchesFilter(unique.params[0])
&& attacker.isMelee()
) {
attacker.getCivInfo().addGold(unique.params[1].toInt())
if (unitPlaced) continue
unitPlaced = spawnCapturedUnit(defender.getName(), attacker, attackedTile, "We have captured an enemy [${defender.getName()}]!")
}
}
}
}
private fun postBattleMoveToAttackedTile(attacker: ICombatant, defender: ICombatant, attackedTile: TileInfo) {
if (!attacker.isMelee()) return

9
core/src/com/unciv/models/ruleset/unique/UniqueType.kt
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@ -230,11 +230,7 @@ enum class UniqueType(val text: String, vararg targets: UniqueTarget, val flags:
GreatGeneralProvidesDoubleCombatBonus("Great General provides double combat bonus", UniqueTarget.Unit, UniqueTarget.Global),
TechBoostWhenScientificBuildingsBuiltInCapital("Receive a tech boost when scientific buildings/wonders are built in capital", UniqueTarget.Global),
MayNotGenerateGreatProphet("May not generate great prophet equivalents naturally", UniqueTarget.Global),
@Deprecated("as of 4.0.3", ReplaceWith("When conquering an encampment, earn [25] Gold and recruit a Barbarian unit <with [67]% chance>"))
ChanceToRecruitBarbarianFromEncampment("67% chance to earn 25 Gold and recruit a Barbarian unit from a conquered encampment", UniqueTarget.Global),
GainFromEncampment("When conquering an encampment, earn [amount] Gold and recruit a Barbarian unit", UniqueTarget.Global),
@Deprecated("as of 4.0.3", ReplaceWith("When defeating a [{Barbarian} {Water}] unit, earn [25] Gold and recruit it <with [50]% chance>"))
ChanceToRecruitNavalBarbarian("50% chance of capturing defeated Barbarian naval units and earning 25 Gold", UniqueTarget.Global),
GainFromDefeatingUnit("When defeating a [mapUnitFilter] unit, earn [amount] Gold and recruit it", UniqueTarget.Global),
TripleGoldFromEncampmentsAndCities("Receive triple Gold from Barbarian encampments and pillaging Cities", UniqueTarget.Global),
CitiesAreRazedXTimesFaster("Cities are razed [amount] times as fast", UniqueTarget.Global),
@ -717,6 +713,11 @@ enum class UniqueType(val text: String, vararg targets: UniqueTarget, val flags:
// endregion
// region DEPRECATED AND REMOVED
@Deprecated("as of 4.0.3", ReplaceWith("When conquering an encampment, earn [25] Gold and recruit a Barbarian unit <with [67]% chance>"), DeprecationLevel.ERROR)
ChanceToRecruitBarbarianFromEncampment("67% chance to earn 25 Gold and recruit a Barbarian unit from a conquered encampment", UniqueTarget.Global),
@Deprecated("as of 4.0.3", ReplaceWith("When defeating a [{Barbarian} {Water}] unit, earn [25] Gold and recruit it <with [50]% chance>"), DeprecationLevel.ERROR)
ChanceToRecruitNavalBarbarian("50% chance of capturing defeated Barbarian naval units and earning 25 Gold", UniqueTarget.Global),
@Deprecated("as of 3.19.8", ReplaceWith("Eliminates combat penalty for attacking across a coast"), DeprecationLevel.ERROR)
AttackFromSea("Eliminates combat penalty for attacking from the sea", UniqueTarget.Unit),
@Deprecated("as of 3.19.19", ReplaceWith("[+4] Sight\", \"Can see over obstacles"), DeprecationLevel.ERROR)