feat: UNO Kotlin Multiplatform app (Android, Desktop, Web)

- Full UNO game logic with AI opponents - Compose Multiplatform UI with animations - Shared module (commonMain) with game engine - Desktop app (Compose Desktop) - Android app (Compose Multiplatform) - Web app (Kotlin/Wasm) - Nix shell for reproducible dev environment
2026-08-02 18:21:57 +02:00
commit 786b813f7b
25 changed files with 2093 additions and 0 deletions
@@ -0,0 +1,59 @@
+package com.uno.game.model
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+enum class CardColor {
+    RED, GREEN, BLUE, YELLOW;
+
+    val displayName: String
+        get() = when (this) {
+            RED -> "Rot"
+            GREEN -> "Grün"
+            BLUE -> "Blau"
+            YELLOW -> "Gelb"
+        }
+}
+
+@Serializable
+enum class CardValue(val points: Int) {
+    ZERO(0),
+    ONE(1), TWO(2), THREE(3), FOUR(4),
+    FIVE(5), SIX(6), SEVEN(7), EIGHT(8), NINE(9),
+    SKIP(20),
+    REVERSE(20),
+    DRAW_TWO(20),
+    WILD(50),
+    WILD_DRAW_FOUR(50);
+
+    val isActionCard: Boolean
+        get() = this in listOf(SKIP, REVERSE, DRAW_TWO, WILD, WILD_DRAW_FOUR)
+
+    val isWild: Boolean
+        get() = this in listOf(WILD, WILD_DRAW_FOUR)
+}
+
+@Serializable
+data class Card(
+    val color: CardColor?,
+    val value: CardValue
+) {
+    val isWild: Boolean get() = value.isWild
+    val isActionCard: Boolean get() = value.isActionCard
+    val displayValue: String
+        get() = when (value) {
+            CardValue.SKIP -> "🚫"
+            CardValue.REVERSE -> "↩️"
+            CardValue.DRAW_TWO -> "+2"
+            CardValue.WILD -> "🌈"
+            CardValue.WILD_DRAW_FOUR -> "+4"
+            else -> value.ordinal.toString()
+        }
+
+    fun canPlayOn(topCard: Card, currentColor: CardColor?): Boolean {
+        if (isWild) return true
+        if (color == currentColor) return true
+        if (value == topCard.value) return true
+        return false
+    }
+}