add break & place check

optimize code logic of Teleport Listener

src/main/kotlin/cc/maxmc/blastingcrisis/game/Game.kt

@@ -15,6 +15,7 @@ class Game(
     val scoreboard: GameScoreboard = GameScoreboard(this)
     val timer: GameTimer = GameTimer(this)
     val players = ArrayList<Player>()
+    val rule = GamePlaceBreakRule(this)
     var state: GameState = GameState.WAITING
 
     private fun autoJoinTeam() {
@@ -47,6 +48,7 @@ class Game(
 
     fun start() {
         debug("game ${map.name} started.")
+
         state = GameState.START
         timer.startTimer()
         timer.submitEvent("wall_fall", Duration.ofMinutes(1)) {

src/main/kotlin/cc/maxmc/blastingcrisis/game/GameBreakRule.kt

@@ -1,19 +0,0 @@
-package cc.maxmc.blastingcrisis.game
-
-import org.bukkit.Location
-
-class GameBreakRule(val rule: MutableList<(Location) -> Boolean>) {
-    fun matchRule(location: Location) {
-
-    }
-
-    fun addRule(rule: (Location) -> Boolean) {
-
-    }
-
-    fun defaultRule() {
-        rule.add {
-            true
-        }
-    }
-}

src/main/kotlin/cc/maxmc/blastingcrisis/game/GamePlaceBreakRule.kt

@@ -0,0 +1,47 @@
+package cc.maxmc.blastingcrisis.game
+
+import cc.maxmc.blastingcrisis.game.GamePlaceBreakRule.ActionType.BREAK
+import org.bukkit.Location
+import org.bukkit.entity.Player
+
+class GamePlaceBreakRule(val game: Game) {
+    enum class ActionType {
+        PLACE,
+        BREAK
+    }
+
+    private val rule = ArrayList<(Player, ActionType, Location) -> Boolean>()
+    fun matchRule(player: Player, actionType: ActionType, location: Location): Boolean {
+        // match rules
+        rule.forEach {
+            if (it(player, actionType, location)) return true
+        }
+
+        // fallback strategy
+        return false
+    }
+
+    fun addRule(rule: (Player, Location) -> Boolean) {
+
+    }
+
+    fun defaultRule(game: Game) {
+        // allow mine
+        rule.add { _, _, loc ->
+            game.map.teams.flatMap {
+                it.sides + it.mine
+            }.map {
+                it.containsBlock(loc)
+            }.reduce { a, b -> a || b }
+        }
+
+        // allow enemy wall
+        rule.add { player, type, loc ->
+            val team = player.team ?: return@add false
+            val result = game.teams.filterNot { it == team }
+                .map { team.teamInfo.wall.containsBlock(loc) }
+                .reduce { a, b -> a || b }
+            if (type == BREAK) result else !result
+        }
+    }
+}

src/main/kotlin/cc/maxmc/blastingcrisis/game/GameTeam.kt

@@ -20,6 +20,12 @@ class GameTeam(val game: Game, val teamInfo: MapTeam) {
         GameListener.interactSubscribed[teamInfo.upgrade] = {
             debug("interact team ${teamInfo.name} upgrade.")
         }
+        GameListener.moveSubscribed.add(teamInfo.teleport to {
+            val player = it.player ?: throw IllegalStateException("Bukkit API LOL")
+            debug("teleporting $player to battle field")
+            val team = player.team ?: throw IllegalStateException("Player ${player.name} should have a team")
+            player.teleport(team.teamInfo.mine.randomLocation().toPlayerLocation())
+        })
     }
 
     fun join(player: Player) {

src/main/kotlin/cc/maxmc/blastingcrisis/listener/GameListener.kt

@@ -1,27 +1,29 @@
 package cc.maxmc.blastingcrisis.listener
 
+import cc.maxmc.blastingcrisis.game.GamePlaceBreakRule
 import cc.maxmc.blastingcrisis.game.team
+import cc.maxmc.blastingcrisis.misc.Area
 import cc.maxmc.blastingcrisis.misc.GameManager
 import cc.maxmc.blastingcrisis.misc.debug
-import cc.maxmc.blastingcrisis.misc.toPlayerLocation
 import org.bukkit.Location
 import org.bukkit.event.block.BlockBreakEvent
+import org.bukkit.event.block.BlockPlaceEvent
 import org.bukkit.event.entity.EntityExplodeEvent
 import org.bukkit.event.player.PlayerInteractEvent
 import org.bukkit.event.player.PlayerMoveEvent
 import taboolib.common.platform.event.SubscribeEvent
+import taboolib.platform.util.sendLang
 
 object GameListener {
     val interactSubscribed = HashMap<Location, (PlayerInteractEvent) -> Unit>()
+    val moveSubscribed = ArrayList<Pair<Area, (PlayerMoveEvent) -> Unit>>()
 
     @SubscribeEvent
     fun portalTeleport(event: PlayerMoveEvent) {
         if (!GameManager.currentGame.players.contains(event.player)) return
-        val player = event.player
+        moveSubscribed.forEach { (area, func) ->
-        val team = player.team ?: return
+            if (area.contains(event.to)) func(event)
-        if (!team.teamInfo.teleport.isInArea(event.to)) return
+        }
-        debug("teleporting ${event.player} to battle field")
-        player.teleport(team.teamInfo.mine.randomLocation().toPlayerLocation())
     }
 
     @SubscribeEvent
@@ -36,7 +38,7 @@ object GameListener {
         tntExplode.blockList().clear()
         if (!GameManager.currentGame.state.isStarted()) return
         GameManager.currentGame.teams.findLast {
-            it.teamSurvive && it.teamInfo.home.isInArea(tntExplode.location)
+            it.teamSurvive && it.teamInfo.home.contains(tntExplode.location)
         }?.apply {
             villager.damage()
             debug("team ${teamInfo.name}'s villager damaged")
@@ -45,7 +47,19 @@ object GameListener {
 
     @SubscribeEvent
     fun onBreak(breakEvent: BlockBreakEvent) {
-        val loc = breakEvent.block.location
+        val loc = breakEvent.block.location ?: return
+        val player = breakEvent.player ?: return
+        if (GameManager.currentGame.rule.matchRule(player, GamePlaceBreakRule.ActionType.BREAK, loc)) return
+        breakEvent.isCancelled = true
+        player.sendLang("game_cant_break_block")
+    }
 
+    @SubscribeEvent
+    fun onPlace(placeEvent: BlockPlaceEvent) {
+        val loc = placeEvent.block.location ?: return
+        val player = placeEvent.player ?: return
+        if (GameManager.currentGame.rule.matchRule(player, GamePlaceBreakRule.ActionType.PLACE, loc)) return
+        placeEvent.isCancelled = true
+        player.sendLang("game_cant_place_block")
     }
 }

src/main/kotlin/cc/maxmc/blastingcrisis/map/MapInitializer.kt

@@ -9,5 +9,4 @@ class MapInfo(
     var waitArea: Area,
     val teams: List<MapTeam>,
     val maxPlayersPerTeam: Int,
-
 )

src/main/kotlin/cc/maxmc/blastingcrisis/misc/Area.kt

@@ -31,15 +31,14 @@ class Area(loc1: Location, loc2: Location) : ConfigurationSerializable {
      *
      * @return true if the location is in this area
      */
-    fun isInArea(location: Location): Boolean {
+    fun contains(location: Location): Boolean {
         if (location.world != locTop.world) return false
         if (location.x !in (locMin.x - 1)..(locTop.x + 1)) return false
         if (location.y !in locMin.y..locTop.y + 1) return false
         return location.z in (locMin.z - 1)..(locTop.z + 1)
     }
 
-    fun isBlockInArea(block: Block): Boolean {
+    fun containsBlock(location: Location): Boolean {
-        val location = block.location
         if (location.world != locTop.world) return false
         if (location.x !in locMin.x..locTop.x) return false
         if (location.y !in locMin.y..locTop.y) return false