no attack if not connected to the empty land.

TODO.txt

@@ -153,7 +153,7 @@
 * make create/break alliance single button DONE 10/1/2024
 * add request attack other players DONE 10/2/2024
 * Improve alliance icon DONE 10/2/2024
-* BUG: center button should be disabled select island
+* BUG: center button should be disabled select island DONE 10/2/2024
 * BUG: boat icon appears when click inland
 * BUG: double tap zooms on mobile
 * Make fake humans spawn by their country

src/client/ClientGame.ts

@@ -169,11 +169,18 @@ export class ClientGame {
         }
 
         if (tile.isLand()) {
-            for (const border of this.myPlayer.borderTiles()) {
-                for (const n of border.neighbors()) {
-                    if (n.owner() == tile.owner()) {
-                        this.eventBus.emit(new SendAttackIntentEvent(targetID))
-                        return
+            if (tile.hasOwner()) {
+                if (this.myPlayer.sharesBorderWith(tile.owner())) {
+                    this.eventBus.emit(new SendAttackIntentEvent(targetID))
+                }
+            } else {
+
+                outer_loop: for (const t of bfs(tile, and(t => !t.hasOwner() && t.isLand(), dist(tile, 200)))) {
+                    for (const n of t.neighbors()) {
+                        if (n.owner() == this.myPlayer) {
+                            this.eventBus.emit(new SendAttackIntentEvent(targetID))
+                            break outer_loop
+                        }
                     }
                 }
             }

src/client/graphics/layers/RadialMenu.ts

@@ -1,7 +1,7 @@
 import {EventBus} from "../../../core/EventBus";
 import {Cell, Game, Player, PlayerID} from "../../../core/game/Game";
 import {ClientID} from "../../../core/Schemas";
-import {manhattanDist, manhattanDistWrapped, sourceDstOceanShore} from "../../../core/Util";
+import {and, bfs, dist, manhattanDist, manhattanDistWrapped, sourceDstOceanShore} from "../../../core/Util";
 import {ContextMenuEvent, MouseUpEvent} from "../../InputHandler";
 import {SendAllianceRequestIntentEvent, SendAttackIntentEvent, SendBoatAttackIntentEvent, SendBreakAllianceIntentEvent, SendSpawnIntentEvent, SendTargetPlayerIntentEvent} from "../../Transport";
 import {TransformHandler} from "../TransformHandler";
@@ -231,8 +231,19 @@ export class RadialMenu implements Layer {
         }
 
         if (tile.owner() != myPlayer && tile.isLand() && myPlayer.sharesBorderWith(other)) {
-            if (!other.isPlayer() || !myPlayer.isAlliedWith(other)) {
-                this.renderCenterButton(true)
+            if (other.isPlayer()) {
+                if (!myPlayer.isAlliedWith(other)) {
+                    this.renderCenterButton(true)
+                }
+            } else {
+                outer_loop: for (const t of bfs(tile, and(t => !t.hasOwner() && t.isLand(), dist(tile, 200)))) {
+                    for (const n of t.neighbors()) {
+                        if (n.owner() == myPlayer) {
+                            this.renderCenterButton(true)
+                            break outer_loop
+                        }
+                    }
+                }
             }
         }