Kotlin mig: wonders package

3 files changed, 77 insertions, 7 deletions

diff --git a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/data/definitions/WonderDefinition.kt b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/data/definitions/WonderDefinition.kt
index 558f16e8..013a3d9c 100644
--- a/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/data/definitions/WonderDefinition.kt
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/data/definitions/WonderDefinition.kt
@@ -9,13 +9,8 @@ internal data class WonderDefinition(
     private val sides: Map<WonderSide, WonderSideDefinition>
 ) {
     fun create(settings: Settings): Wonder {
-        val wonder = Wonder()
-        wonder.name = name
-
         val wonderSideDef = sides[settings.pickWonderSide()]!!
-        wonder.initialResource = wonderSideDef.initialResource
-        wonder.stages = wonderSideDef.createStages()
-        wonder.image = wonderSideDef.image
-        return wonder
+        val stages = wonderSideDef.createStages()
+        return Wonder(name, wonderSideDef.initialResource, stages, wonderSideDef.image)
     }
 }
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
new file mode 100644
index 00000000..beb87580
--- /dev/null
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/Wonder.kt
@@ -0,0 +1,45 @@
+package org.luxons.sevenwonders.game.wonders
+
+import org.luxons.sevenwonders.game.api.Table
+import org.luxons.sevenwonders.game.cards.CardBack
+import org.luxons.sevenwonders.game.resources.ResourceTransactions
+import org.luxons.sevenwonders.game.resources.ResourceType
+
+class Wonder(
+    val name: String,
+    val initialResource: ResourceType,
+    val stages: List<WonderStage>,
+    val image: String
+) {
+    val nbBuiltStages: Int
+        get() = stages.filter { it.isBuilt }.count()
+
+    private val nextStage: WonderStage
+        get() {
+            val nextLevel = nbBuiltStages
+            if (nextLevel == stages.size) {
+                throw IllegalStateException("This wonder has already reached its maximum level")
+            }
+            return stages[nextLevel]
+        }
+
+    private val lastBuiltStage: WonderStage
+        get() {
+            val lastLevel = nbBuiltStages - 1
+            return stages[lastLevel]
+        }
+
+    fun isNextStageBuildable(table: Table, playerIndex: Int, boughtResources: ResourceTransactions): Boolean =
+        nbBuiltStages < stages.size && nextStage.isBuildable(table, playerIndex, boughtResources)
+
+    fun buildLevel(cardBack: CardBack) = nextStage.build(cardBack)
+
+    fun activateLastBuiltStage(table: Table, playerIndex: Int, boughtResources: ResourceTransactions) =
+        lastBuiltStage.activate(table, playerIndex, boughtResources)
+
+    fun computePoints(table: Table, playerIndex: Int): Int = stages
+        .filter { it.isBuilt }
+        .flatMap { c -> c.effects }
+        .map { e -> e.computePoints(table, playerIndex) }
+        .sum()
+}
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
new file mode 100644
index 00000000..6aad135d
--- /dev/null
+++ b/game-engine/src/main/kotlin/org/luxons/sevenwonders/game/wonders/WonderStage.kt
@@ -0,0 +1,30 @@
+package org.luxons.sevenwonders.game.wonders
+
+import org.luxons.sevenwonders.game.api.Table
+import org.luxons.sevenwonders.game.cards.CardBack
+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>) {
+
+    var cardBack: CardBack? = null
+        private set
+
+    val isBuilt: Boolean
+        get() = cardBack != null
+
+    fun isBuildable(table: Table, playerIndex: Int, boughtResources: ResourceTransactions): Boolean {
+        val board = table.getBoard(playerIndex)
+        return requirements.areMetWithHelpBy(board, boughtResources)
+    }
+
+    internal fun build(cardBack: CardBack) {
+        this.cardBack = cardBack
+    }
+
+    internal fun activate(table: Table, playerIndex: Int, boughtResources: ResourceTransactions) {
+        effects.forEach { e -> e.apply(table, playerIndex) }
+        requirements.pay(table, playerIndex, boughtResources)
+    }
+}