refactor(framework): use callback instead of events in

dragDropEventEffect

Replace Phaser event emissions with a `DragDropCallback` in
`dragDropEventEffect` to provide a more explicit and type-safe API
for handling drag-and-drop interactions.

packages/framework/src/index.ts

@@ -4,7 +4,7 @@ export type { IDisposable, DisposableItem } from "./utils";
 
 // Drag & drop utilities
 export { dragDropEventEffect, DragDropEventType } from "./utils";
-export type { DragDropEvent } from "./utils";
+export type { DragDropEvent, DragDropCallback } from "./utils";
 
 // Data-driven object spawning
 export { spawnEffect } from "./spawner";

packages/framework/src/utils/dnd.ts

@@ -18,8 +18,11 @@ export type DragDropEvent = {
   deltaY: number;
 };
 
+export type DragDropCallback = (event: DragDropEvent) => void;
+
 export function dragDropEventEffect(
   gameObject: Phaser.GameObjects.GameObject,
+  callback: DragDropCallback,
   disposables?: DisposableBag,
 ): () => void {
   let isDragging = false;
@@ -35,8 +38,7 @@ export function dragDropEventEffect(
       deltaX: 0,
       deltaY: 0,
     };
-    gameObject.emit("drag", event);
-    gameObject.emit("dragstart", event);
+    callback(event);
   }
 
   function onPointerUp(pointer: Phaser.Input.Pointer) {
@@ -46,8 +48,7 @@ export function dragDropEventEffect(
     const deltaX = pointer.x - down.x;
     const deltaY = pointer.y - down.y;
     const event: DragDropEvent = { type: DragDropEventType.UP, deltaX, deltaY };
-    gameObject.emit("drag", event);
-    gameObject.emit("dragend", event);
+    callback(event);
     down = null;
   }
 
@@ -61,8 +62,7 @@ export function dragDropEventEffect(
       deltaX,
       deltaY,
     };
-    gameObject.emit("drag", event);
-    gameObject.emit("dragmove", event);
+    callback(event);
   }
 
   gameObject.on("pointerdown", onPointerDown);

packages/framework/src/utils/index.ts

@@ -4,4 +4,5 @@ export {
   dragDropEventEffect,
   DragDropEventType,
   type DragDropEvent,
+  type DragDropCallback,
 } from "./dnd";