refactoring

src/main/kotlin/eventDemo/app/entity/Card.kt

@@ -0,0 +1,109 @@
+package eventDemo.app.entity
+
+import eventDemo.configuration.UUIDSerializer
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import java.util.UUID
+
+/**
+ * A Play card
+ */
+@Serializable
+sealed interface Card {
+    val id: UUID
+
+    /**
+     * The color of a card
+     */
+    @Serializable
+    enum class Color {
+        Blue,
+        Red,
+        Yellow,
+        Green,
+    }
+
+    sealed interface ColorCard : Card {
+        val color: Color
+    }
+
+    /**
+     * A play card with color and number
+     */
+    @Serializable
+    @SerialName("Simple")
+    data class NumericCard(
+        val number: Int,
+        override val color: Color,
+        @Serializable(with = UUIDSerializer::class)
+        override val id: UUID = UUID.randomUUID(),
+    ) : Card,
+        ColorCard
+
+    sealed interface Special : Card
+
+    /**
+     * A revert card to revert the order of the turn.
+     */
+    @Serializable
+    @SerialName("Reverse")
+    data class ReverseCard(
+        override val color: Color,
+        @Serializable(with = UUIDSerializer::class)
+        override val id: UUID = UUID.randomUUID(),
+    ) : Special,
+        ColorCard
+
+    sealed interface PassTurnCard : Card
+
+    /**
+     * A pass card to pass the turn of the next player.
+     */
+    @Serializable
+    @SerialName("Pass")
+    data class PassCard(
+        override val color: Color,
+        @Serializable(with = UUIDSerializer::class)
+        override val id: UUID = UUID.randomUUID(),
+    ) : Special,
+        ColorCard,
+        PassTurnCard
+
+    /**
+     * A play card to force the next player to take 2 card and pass the turn.
+     */
+    @Serializable
+    @SerialName("Plus2")
+    data class Plus2Card(
+        override val color: Color,
+        @Serializable(with = UUIDSerializer::class)
+        override val id: UUID = UUID.randomUUID(),
+    ) : Special,
+        ColorCard,
+        PassTurnCard
+
+    sealed interface AllColorCard : Card
+
+    /**
+     * A play card to force the next player to take 4 card and pass the turn.
+     */
+    @Serializable
+    @SerialName("Plus4")
+    class Plus4Card(
+        @Serializable(with = UUIDSerializer::class)
+        override val id: UUID = UUID.randomUUID(),
+    ) : Special,
+        AllColorCard,
+        PassTurnCard
+
+    /**
+     * A play card to change the color.
+     */
+    @Serializable
+    @SerialName("ChangeColor")
+    class ChangeColorCard(
+        @Serializable(with = UUIDSerializer::class)
+        override val id: UUID = UUID.randomUUID(),
+    ) : Special,
+        AllColorCard
+}