feat: move warship (#196)

src/core/game/Game.ts

@@ -238,6 +238,9 @@ export interface Unit {
   dstPort(): Unit; // Only for trade ships
   detonationDst(): TileRef; // Only for nukes
 
+  setMoveTarget(cell: TileRef): void;
+  moveTarget(): TileRef | null;
+
   // Mutations
   setTroops(troops: number): void;
   delete(displayerMessage?: boolean): void;

src/core/game/UnitImpl.ts

@@ -1,4 +1,4 @@
-import { MessageType, nukeTypes, UnitSpecificInfos } from "./Game";
+import { MessageType, UnitSpecificInfos } from "./Game";
 import { UnitUpdate } from "./GameUpdates";
 import { GameUpdateType } from "./GameUpdates";
 import { simpleHash, toInt, within, withinInt } from "../Util";
@@ -14,6 +14,7 @@ export class UnitImpl implements Unit {
   private _lastTile: TileRef = null;
   // Currently only warship use it
   private _target: Unit = null;
+  private _moveTarget: TileRef = null;
 
   private _constructionType: UnitType = undefined;
 
@@ -184,4 +185,12 @@ export class UnitImpl implements Unit {
   setDstPort(dstPort: Unit): void {
     this._dstPort = dstPort;
   }
+
+  setMoveTarget(moveTarget: TileRef) {
+    this._moveTarget = moveTarget;
+  }
+
+  moveTarget(): TileRef | null {
+    return this._moveTarget;
+  }
 }