Rework visibilities

30 files changed, 67 insertions, 69 deletions

diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Game.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Game.kt
index 6caf41a2..639c5535 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Game.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Game.kt
@@ -15,8 +15,11 @@ import org.luxons.sevenwonders.game.effects.SpecialAbility
 import org.luxons.sevenwonders.game.moves.Move
 import org.luxons.sevenwonders.game.score.ScoreBoard
 
-class Game(
-    val id: Long, val settings: Settings, boards: List<Board>, private val decks: Decks
+class Game internal constructor(
+    val id: Long,
+    private val settings: Settings,
+    boards: List<Board>,
+    private val decks: Decks
 ) {
     private val table: Table = Table(boards)
     private val players: List<Player> = boards.map { SimplePlayer(it.playerIndex, table) }
@@ -42,12 +45,7 @@ class Game(
     private fun createPlayerTurnInfo(player: Player): PlayerTurnInfo {
         val hand = hands.createHand(player)
         val action = determineAction(hand, player.board)
-
-        val neighbourGuildCards = if (action === Action.PICK_NEIGHBOR_GUILD) {
-            table.getNeighbourGuildCards(player.index)
-        } else {
-            emptyList()
-        }
+        val neighbourGuildCards = table.getNeighbourGuildCards(player.index)
 
         return PlayerTurnInfo(player.index, table, action, hand, neighbourGuildCards)
     }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Player.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Player.kt
index 1fc34711..c9e90f5c 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Player.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Player.kt
@@ -5,13 +5,13 @@ import org.luxons.sevenwonders.game.boards.Board
 import org.luxons.sevenwonders.game.boards.RelativeBoardPosition
 import org.luxons.sevenwonders.game.cards.Card
 
-interface Player {
+internal interface Player {
     val index: Int
     val board: Board
     fun getBoard(relativePosition: RelativeBoardPosition): Board
 }
 
-data class SimplePlayer(
+internal data class SimplePlayer(
     override val index: Int,
     private val table: Table
 ): Player {
@@ -19,7 +19,7 @@ data class SimplePlayer(
     override fun getBoard(relativePosition: RelativeBoardPosition) = table.getBoard(index, relativePosition)
 }
 
-data class PlayerContext(
+internal data class PlayerContext(
     override val index: Int,
     private val table: Table,
     val hand: List<Card>
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Settings.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Settings.kt
index fac3979e..87ce323a 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Settings.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/Settings.kt
@@ -5,7 +5,7 @@ import org.luxons.sevenwonders.game.data.WonderSide
 import org.luxons.sevenwonders.game.data.WonderSidePickMethod
 import java.util.Random
 
-class Settings @JvmOverloads constructor(
+internal class Settings(
     val nbPlayers: Int,
     customSettings: CustomizableSettings = CustomizableSettings()
 ) {
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/HandCard.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/HandCard.kt
index 22b04953..ca1ffd94 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/HandCard.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/HandCard.kt
@@ -7,7 +7,7 @@ import org.luxons.sevenwonders.game.cards.Card
  * A card with contextual information relative to the hand it is sitting in. The extra information is especially useful
  * because it frees the client from a painful business logic implementation.
  */
-class HandCard(val card: Card, player: Player) {
+class HandCard internal constructor(val card: Card, player: Player) {
     val isChainable: Boolean = card.isChainableOn(player.board)
     val isFree: Boolean = card.isFreeFor(player.board)
     val isPlayable: Boolean = card.isPlayableBy(player)
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/PlayerTurnInfo.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/PlayerTurnInfo.kt
index 3439a9af..abf4e7bb 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/PlayerTurnInfo.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/PlayerTurnInfo.kt
@@ -2,7 +2,7 @@ package org.luxons.sevenwonders.game.api
 
 import org.luxons.sevenwonders.game.cards.Card
 
-data class PlayerTurnInfo(
+data class PlayerTurnInfo internal constructor(
     val playerIndex: Int,
     val table: Table,
     val action: Action,
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/Table.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/Table.kt
index bf2bdfc7..9775b5ee 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/Table.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/api/Table.kt
@@ -13,7 +13,7 @@ import org.luxons.sevenwonders.game.moves.Move
  * The table contains what is visible by all the players in the game: the boards and their played cards, and the
  * players' information.
  */
-class Table(val boards: List<Board>) {
+class Table internal constructor(val boards: List<Board>) {
 
     val nbPlayers: Int = boards.size
 
@@ -30,11 +30,11 @@ class Table(val boards: List<Board>) {
     fun getBoard(playerIndex: Int, position: RelativeBoardPosition): Board =
         boards[position.getIndexFrom(playerIndex, nbPlayers)]
 
-    fun increaseCurrentAge() {
+    internal fun increaseCurrentAge() {
         this.currentAge++
     }
 
-    fun resolveMilitaryConflicts() {
+    internal fun resolveMilitaryConflicts() {
         for (i in 0 until nbPlayers) {
             val board1 = getBoard(i)
             val board2 = getBoard(i, RelativeBoardPosition.RIGHT)
@@ -54,7 +54,7 @@ class Table(val boards: List<Board>) {
         }
     }
 
-    fun getNeighbourGuildCards(playerIndex: Int): List<Card> = neighboursPositions()
+    internal fun getNeighbourGuildCards(playerIndex: Int): List<Card> = neighboursPositions()
         .flatMap { getBoard(playerIndex, it).getPlayedCards() }
         .filter { it.color == Color.PURPLE }
 }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/boards/Board.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/boards/Board.kt
index 34cccc49..64db9f41 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/boards/Board.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/boards/Board.kt
@@ -12,7 +12,7 @@ import org.luxons.sevenwonders.game.score.PlayerScore
 import org.luxons.sevenwonders.game.score.ScoreCategory
 import org.luxons.sevenwonders.game.wonders.Wonder
 
-class Board(val wonder: Wonder, val playerIndex: Int, settings: Settings) {
+class Board internal constructor(val wonder: Wonder, val playerIndex: Int, settings: Settings) {
 
     val production = Production()
     val publicProduction = Production()
@@ -74,7 +74,7 @@ class Board(val wonder: Wonder, val playerIndex: Int, settings: Settings) {
         consumedFreeCards[age] = true
     }
 
-    fun computeScore(player: Player): PlayerScore = PlayerScore(
+    internal fun computeScore(player: Player): PlayerScore = PlayerScore(
         gold, mapOf(
             ScoreCategory.CIVIL to computePointsForCards(player, Color.BLUE),
             ScoreCategory.MILITARY to military.totalPoints,
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Cards.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Cards.kt
index 2c22ca54..56dc7077 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Cards.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Cards.kt
@@ -7,7 +7,7 @@ import org.luxons.sevenwonders.game.resources.ResourceTransactions
 
 data class CardBack(val image: String)
 
-data class Card(
+data class Card internal constructor(
     val name: String,
     val color: Color,
     val requirements: Requirements,
@@ -19,20 +19,20 @@ data class Card(
 ) {
     private fun isAllowedOnBoard(board: Board): Boolean = !board.isPlayed(name) // cannot play twice the same card
 
-    fun isFreeFor(board: Board): Boolean = isChainableOn(board) || isFreeWithoutChainingOn(board)
+    internal fun isFreeFor(board: Board): Boolean = isChainableOn(board) || isFreeWithoutChainingOn(board)
 
-    fun isChainableOn(board: Board): Boolean =
+    internal fun isChainableOn(board: Board): Boolean =
         isAllowedOnBoard(board) && chainParent != null && board.isPlayed(chainParent)
 
     private fun isFreeWithoutChainingOn(board: Board) =
         isAllowedOnBoard(board) && requirements.areMetWithoutNeighboursBy(board) && requirements.gold == 0
 
-    fun isPlayableBy(player: Player): Boolean {
+    internal fun isPlayableBy(player: Player): Boolean {
         val board = player.board
         return isAllowedOnBoard(board) && (isChainableOn(board) || requirements.areMetBy(player))
     }
 
-    fun applyTo(player: Player, transactions: ResourceTransactions) {
+    internal fun applyTo(player: Player, transactions: ResourceTransactions) {
         if (!isChainableOn(player.board)) {
             requirements.pay(player, transactions)
         }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Decks.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Decks.kt
index bd7b4bde..f3c5d471 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Decks.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Decks.kt
@@ -1,6 +1,6 @@
 package org.luxons.sevenwonders.game.cards
 
-fun List<Card>.deal(nbPlayers: Int): Hands {
+internal fun List<Card>.deal(nbPlayers: Int): Hands {
     val hands: Map<Int, List<Card>> = this.withIndex()
         .groupBy { (index, _) -> index % nbPlayers }
         .mapValues { it.value.map { (_, cards) -> cards } }
@@ -9,7 +9,7 @@ fun List<Card>.deal(nbPlayers: Int): Hands {
     return Hands(allHands)
 }
 
-class Decks(private val cardsPerAge: Map<Int, List<Card>>) {
+internal class Decks(private val cardsPerAge: Map<Int, List<Card>>) {
 
     @Throws(Decks.CardNotFoundException::class)
     fun getCard(age: Int, cardName: String): Card =
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Hands.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Hands.kt
index c64e1886..1e5f839a 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Hands.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Hands.kt
@@ -3,7 +3,7 @@ package org.luxons.sevenwonders.game.cards
 import org.luxons.sevenwonders.game.Player
 import org.luxons.sevenwonders.game.api.HandCard
 
-class Hands internal constructor(private val hands: List<List<Card>>) {
+internal class Hands(private val hands: List<List<Card>>) {
 
     val isEmpty: Boolean = this.hands.all(List<Card>::isEmpty)
 
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Requirements.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Requirements.kt
index c253f86c..6a38965f 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Requirements.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/cards/Requirements.kt
@@ -6,7 +6,7 @@ import org.luxons.sevenwonders.game.resources.ResourceTransactions
 import org.luxons.sevenwonders.game.resources.Resources
 import org.luxons.sevenwonders.game.resources.bestPrice
 
-data class Requirements @JvmOverloads constructor(
+data class Requirements internal constructor(
     val gold: Int = 0,
     val resources: Resources = Resources()
 ) {
@@ -17,7 +17,7 @@ data class Requirements @JvmOverloads constructor(
      *
      * @return true if the given board meets these requirements without any transaction with its neighbours
      */
-    fun areMetWithoutNeighboursBy(board: Board): Boolean {
+    internal fun areMetWithoutNeighboursBy(board: Board): Boolean {
         return hasRequiredGold(board) && producesRequiredResources(board)
     }
 
@@ -29,7 +29,7 @@ data class Requirements @JvmOverloads constructor(
      *
      * @return true if the given board meets these requirements
      */
-    fun areMetWithHelpBy(board: Board, boughtResources: ResourceTransactions): Boolean {
+    internal fun areMetWithHelpBy(board: Board, boughtResources: ResourceTransactions): Boolean {
         if (!hasRequiredGold(board, boughtResources)) {
             return false
         }
@@ -37,15 +37,14 @@ data class Requirements @JvmOverloads constructor(
     }
 
     /**
-     * Returns whether the given player's board meets these requirements, either on its own or by buying resources to
+     * Returns whether the given player meets these requirements, either on its own or by buying resources to
      * neighbours.
      *
-     * @param table the current game table
-     * @param playerIndex the index of the player to check
+     * @param player the player to check
      *
      * @return true if the given player's board could meet these requirements
      */
-    fun areMetBy(player: Player): Boolean {
+    internal fun areMetBy(player: Player): Boolean {
         val board = player.board
         if (!hasRequiredGold(board)) {
             return false
@@ -76,7 +75,7 @@ data class Requirements @JvmOverloads constructor(
         return board.production.contains(remainingResources)
     }
 
-    fun pay(player: Player, transactions: ResourceTransactions) {
+    internal fun pay(player: Player, transactions: ResourceTransactions) {
         player.board.removeGold(gold)
         transactions.execute(player)
     }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/BonusPerBoardElement.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/BonusPerBoardElement.kt
index bcac2a9c..ec446d40 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/BonusPerBoardElement.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/BonusPerBoardElement.kt
@@ -11,7 +11,7 @@ enum class BoardElementType {
     DEFEAT_TOKEN
 }
 
-data class BonusPerBoardElement (
+internal data class BonusPerBoardElement (
     val boards: List<RelativeBoardPosition>,
     val type: BoardElementType,
     val gold: Int = 0,
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Discount.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Discount.kt
index 56e9befb..981ad9bd 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Discount.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Discount.kt
@@ -4,7 +4,7 @@ import org.luxons.sevenwonders.game.boards.Board
 import org.luxons.sevenwonders.game.resources.Provider
 import org.luxons.sevenwonders.game.resources.ResourceType
 
-data class Discount(
+internal data class Discount(
     val resourceTypes: List<ResourceType> = emptyList(),
     val providers: List<Provider> = emptyList(),
     val discountedPrice: Int = 1
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Effect.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Effect.kt
index c3b7b140..55744669 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Effect.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/Effect.kt
@@ -7,7 +7,7 @@ import org.luxons.sevenwonders.game.Player
  * may affect (or depend on) the adjacent boards. It can have an instantaneous effect on the board, or be postponed to
  * the end of game where point calculations take place.
  */
-interface Effect {
+internal interface Effect {
 
     fun applyTo(player: Player)
 
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/EndGameEffect.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/EndGameEffect.kt
index 09b86ab7..b4e7a683 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/EndGameEffect.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/EndGameEffect.kt
@@ -2,7 +2,7 @@ package org.luxons.sevenwonders.game.effects
 
 import org.luxons.sevenwonders.game.Player
 
-abstract class EndGameEffect : Effect {
+internal abstract class EndGameEffect : Effect {
 
     // EndGameEffects don't do anything when applied to the board, they simply give more points in the end
     override fun applyTo(player: Player) = Unit
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/GoldIncrease.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/GoldIncrease.kt
index 6f5e5b2a..f6e37841 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/GoldIncrease.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/GoldIncrease.kt
@@ -2,7 +2,7 @@ package org.luxons.sevenwonders.game.effects
 
 import org.luxons.sevenwonders.game.boards.Board
 
-data class GoldIncrease(val amount: Int) : InstantOwnBoardEffect() {
+internal data class GoldIncrease(val amount: Int) : InstantOwnBoardEffect() {
 
     public override fun applyTo(board: Board) = board.addGold(amount)
 }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/InstantOwnBoardEffect.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/InstantOwnBoardEffect.kt
index fb0d155c..0b50656c 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/InstantOwnBoardEffect.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/InstantOwnBoardEffect.kt
@@ -3,7 +3,7 @@ package org.luxons.sevenwonders.game.effects
 import org.luxons.sevenwonders.game.Player
 import org.luxons.sevenwonders.game.boards.Board
 
-abstract class InstantOwnBoardEffect : Effect {
+internal abstract class InstantOwnBoardEffect : Effect {
 
     override fun applyTo(player: Player) = applyTo(player.board)
 
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/MilitaryReinforcements.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/MilitaryReinforcements.kt
index e01e9481..a168943c 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/MilitaryReinforcements.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/MilitaryReinforcements.kt
@@ -2,7 +2,7 @@ package org.luxons.sevenwonders.game.effects
 
 import org.luxons.sevenwonders.game.boards.Board
 
-data class MilitaryReinforcements(val count: Int) : InstantOwnBoardEffect() {
+internal data class MilitaryReinforcements(val count: Int) : InstantOwnBoardEffect() {
 
     public override fun applyTo(board: Board) = board.military.addShields(count)
 }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ProductionIncrease.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ProductionIncrease.kt
index e8578eed..4bd4a27f 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ProductionIncrease.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ProductionIncrease.kt
@@ -3,7 +3,7 @@ package org.luxons.sevenwonders.game.effects
 import org.luxons.sevenwonders.game.boards.Board
 import org.luxons.sevenwonders.game.resources.Production
 
-data class ProductionIncrease(val production: Production, val isSellable: Boolean) : InstantOwnBoardEffect() {
+internal data class ProductionIncrease(val production: Production, val isSellable: Boolean) : InstantOwnBoardEffect() {
 
     public override fun applyTo(board: Board) {
         board.production.addAll(production)
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/RawPointsIncrease.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/RawPointsIncrease.kt
index f075742e..a47686da 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/RawPointsIncrease.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/RawPointsIncrease.kt
@@ -2,7 +2,7 @@ package org.luxons.sevenwonders.game.effects
 
 import org.luxons.sevenwonders.game.Player
 
-data class RawPointsIncrease(val points: Int) : EndGameEffect() {
+internal data class RawPointsIncrease(val points: Int) : EndGameEffect() {
 
     override fun computePoints(player: Player): Int = points
 }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ScienceProgress.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ScienceProgress.kt
index af4c0d53..462330db 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ScienceProgress.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/ScienceProgress.kt
@@ -3,7 +3,7 @@ package org.luxons.sevenwonders.game.effects
 import org.luxons.sevenwonders.game.boards.Board
 import org.luxons.sevenwonders.game.boards.Science
 
-class ScienceProgress(val science: Science) : InstantOwnBoardEffect() {
+internal class ScienceProgress(val science: Science) : InstantOwnBoardEffect() {
 
     public override fun applyTo(board: Board) = board.science.addAll(science)
 }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbility.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbility.kt
index deddd780..d271134f 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbility.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbility.kt
@@ -33,7 +33,7 @@ enum class SpecialAbility {
         }
     };
 
-    fun apply(board: Board) = board.addSpecial(this)
+    internal fun apply(board: Board) = board.addSpecial(this)
 
-    open fun computePoints(player: Player): Int = 0
+    internal open fun computePoints(player: Player): Int = 0
 }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbilityActivation.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbilityActivation.kt
index 136beab1..66521679 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbilityActivation.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/effects/SpecialAbilityActivation.kt
@@ -2,7 +2,7 @@ package org.luxons.sevenwonders.game.effects
 
 import org.luxons.sevenwonders.game.Player
 
-data class SpecialAbilityActivation(val specialAbility: SpecialAbility) : Effect {
+internal data class SpecialAbilityActivation(val specialAbility: SpecialAbility) : Effect {
 
     override fun applyTo(player: Player) = specialAbility.apply(player.board)
 
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/moves/Move.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/moves/Move.kt
index 86b26ca9..ce50e3e0 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/moves/Move.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/moves/Move.kt
@@ -7,17 +7,18 @@ import org.luxons.sevenwonders.game.cards.Card
 import org.luxons.sevenwonders.game.resources.ResourceTransactions
 
 abstract class Move internal constructor(
-    move: PlayerMove,
+    val move: PlayerMove,
     val card: Card,
     internal val playerContext: PlayerContext
 ) {
     val type: MoveType = move.type
 
-    val transactions: ResourceTransactions = ResourceTransactions(move.transactions)
+    // TODO restore visibility to public
+    internal val transactions: ResourceTransactions = ResourceTransactions(move.transactions)
 
-    abstract fun place(discardedCards: MutableList<Card>, settings: Settings)
+    internal abstract fun place(discardedCards: MutableList<Card>, settings: Settings)
 
-    abstract fun activate(discardedCards: List<Card>, settings: Settings)
+    internal abstract fun activate(discardedCards: List<Card>, settings: Settings)
 }
 
 class InvalidMoveException internal constructor(move: Move, message: String) : IllegalArgumentException(
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/BestPriceCalculator.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/BestPriceCalculator.kt
index 24149e59..3b86fd97 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/BestPriceCalculator.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/BestPriceCalculator.kt
@@ -4,20 +4,20 @@ import org.luxons.sevenwonders.game.Player
 import java.util.ArrayList
 import java.util.EnumSet
 
-fun bestPrice(resources: Resources, player: Player): Int? {
+internal fun bestPrice(resources: Resources, player: Player): Int? {
     return bestSolution(resources, player)?.price
 }
 
-fun bestTransaction(resources: Resources, player: Player): ResourceTransactions? {
+internal fun bestTransaction(resources: Resources, player: Player): ResourceTransactions? {
     return bestSolution(resources, player)?.transactions
 }
 
-fun bestSolution(resources: Resources, player: Player): TransactionPlan? {
+internal fun bestSolution(resources: Resources, player: Player): TransactionPlan? {
     val calculator = BestPriceCalculator(resources, player)
     return calculator.computeBestSolution()
 }
 
-data class TransactionPlan(val price: Int, val transactions: ResourceTransactions)
+internal data class TransactionPlan(val price: Int, val transactions: ResourceTransactions)
 
 private class ResourcePool(
     val provider: Provider?,
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/Production.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/Production.kt
index 1a3240c2..2dd6d60f 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/Production.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/Production.kt
@@ -3,7 +3,7 @@ package org.luxons.sevenwonders.game.resources
 import java.util.Arrays
 import java.util.EnumSet
 
-class Production {
+class Production internal constructor() {
 
     val fixedResources = Resources()
     private val alternativeResources: MutableSet<Set<ResourceType>> = mutableSetOf()
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/ResourceTransactions.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/ResourceTransactions.kt
index 1f92e764..52d10064 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/ResourceTransactions.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/ResourceTransactions.kt
@@ -2,7 +2,7 @@ package org.luxons.sevenwonders.game.resources
 
 import org.luxons.sevenwonders.game.Player
 
-data class ResourceTransactions(private val resourcesByProvider: MutableMap<Provider, Resources> = mutableMapOf()) {
+internal data class ResourceTransactions(private val resourcesByProvider: MutableMap<Provider, Resources> = mutableMapOf()) {
 
     constructor(transactions: Collection<ResourceTransaction>) : this() {
         transactions.forEach { t -> add(t.provider, t.resources) }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/TradingRules.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/TradingRules.kt
index b6dc09e6..dc0dc489 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/TradingRules.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/resources/TradingRules.kt
@@ -1,6 +1,6 @@
 package org.luxons.sevenwonders.game.resources
 
-class TradingRules(private val defaultCost: Int) {
+class TradingRules internal constructor(private val defaultCost: Int) {
 
     private val costs: MutableMap<ResourceType, MutableMap<Provider, Int>> = mutableMapOf()
 
@@ -11,11 +11,11 @@ class TradingRules(private val defaultCost: Int) {
     internal fun getCost(type: ResourceType, provider: Provider): Int =
         costs.computeIfAbsent(type) { mutableMapOf() }.getOrDefault(provider, defaultCost)
 
-    fun setCost(type: ResourceType, provider: Provider, cost: Int) {
+    internal fun setCost(type: ResourceType, provider: Provider, cost: Int) {
         costs.computeIfAbsent(type) { mutableMapOf() }[provider] = cost
     }
 
-    fun computeCost(transactions: ResourceTransactions): Int {
+    internal fun computeCost(transactions: ResourceTransactions): Int {
         return transactions.asList().map { this.computeCost(it) }.sum()
     }
 
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/Wonder.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/Wonder.kt
index e7b42eca..5d771491 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/Wonder.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/Wonder.kt
@@ -6,7 +6,7 @@ import org.luxons.sevenwonders.game.cards.CardBack
 import org.luxons.sevenwonders.game.resources.ResourceTransactions
 import org.luxons.sevenwonders.game.resources.ResourceType
 
-class Wonder(
+class Wonder internal constructor(
     val name: String,
     val initialResource: ResourceType,
     val stages: List<WonderStage>,
@@ -30,15 +30,15 @@ class Wonder(
             return stages[lastLevel]
         }
 
-    fun isNextStageBuildable(board: Board, boughtResources: ResourceTransactions): Boolean =
+    internal fun isNextStageBuildable(board: Board, boughtResources: ResourceTransactions): Boolean =
         nbBuiltStages < stages.size && nextStage.isBuildable(board, boughtResources)
 
-    fun placeCard(cardBack: CardBack) = nextStage.placeCard(cardBack)
+    internal fun placeCard(cardBack: CardBack) = nextStage.placeCard(cardBack)
 
-    fun activateLastBuiltStage(player: Player, boughtResources: ResourceTransactions) =
+    internal fun activateLastBuiltStage(player: Player, boughtResources: ResourceTransactions) =
         lastBuiltStage.activate(player, boughtResources)
 
-    fun computePoints(player: Player): Int =
+    internal fun computePoints(player: Player): Int =
         stages.filter { it.isBuilt }
             .flatMap { it.effects }
             .map { it.computePoints(player) }
diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/WonderStage.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/WonderStage.kt
index 04a6de0c..26d66f00 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/WonderStage.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/WonderStage.kt
@@ -7,7 +7,7 @@ import org.luxons.sevenwonders.game.cards.Requirements
 import org.luxons.sevenwonders.game.effects.Effect
 import org.luxons.sevenwonders.game.resources.ResourceTransactions
 
-class WonderStage(val requirements: Requirements, val effects: List<Effect>) {
+class WonderStage internal constructor(val requirements: Requirements, val effects: List<Effect>) {
 
     var cardBack: CardBack? = null
         private set
@@ -15,7 +15,7 @@ class WonderStage(val requirements: Requirements, val effects: List<Effect>) {
     val isBuilt: Boolean
         get() = cardBack != null
 
-    fun isBuildable(board: Board, boughtResources: ResourceTransactions): Boolean {
+    internal fun isBuildable(board: Board, boughtResources: ResourceTransactions): Boolean {
         return requirements.areMetWithHelpBy(board, boughtResources)
     }