Kotlin core finished

start.kt

@@ -0,0 +1,59 @@
+import java.util.*
+import kotlin.system.exitProcess
+
+fun main(args: Array<String>) {
+    val characters = createCharacters()
+    //show characters
+    for(c in characters) {
+        println("${c!!.id}.${c.name}")
+    }
+    println("喔對了 角色技能開發中 所以還不能用")
+    var player1: Character
+    var player2: Character
+    //first player choose character
+    while(true) {
+        println("玩家一，選擇你的角色")
+        try {
+            val id = Integer.parseInt(readLine())
+            player1 = characters[id-1]!!
+            characters[id - 1] = null
+            println("玩家一 ${player1.name}")
+            break
+        } catch (e: Exception) {
+            continue
+        }
+    }
+    //second player choose character
+    while(true) {
+        println("玩家二，選擇你的角色")
+        try {
+            val id = Integer.parseInt(readLine())
+            player2 = characters[id - 1]!!
+            characters[id - 1] = null
+            println("玩家二 ${player2.name}")
+            break
+        } catch (e: Exception) {
+            continue
+        }
+    }
+    val first: Character
+    val second: Character
+    if (Random().nextBoolean()) { //random select between true or false
+        first = player1
+        second = player2
+    } else {
+        first = player2
+        second = player1
+    }
+    println("${first.name}先攻")
+    val gameLoop = GameLoop(first, second) { winner, _ ->
+        println("${winner.name}獲勝")
+        exitProcess(0)
+    }
+    gameLoop.init()
+    gameLoop.start()
+}
+
+private fun createCharacters(): Array<Character?> {
+    return arrayOf(Ann(),Guo(), May(), Rabbit(), Silver(), Tadashisaku(), W(), Thunder(), Haier(), Yukimura())
+}