chore(core): cleanup unused event arg (#1475)

chore(core): cleanup unused `event` arg

packages/core/src/composables/useHandle.ts

@@ -134,7 +134,6 @@ export function useHandle({
           x: x - containerBounds.left,
           y: y - containerBounds.top,
         },
-        event,
       )
 
       emits.connectStart({ event, nodeId: toValue(nodeId), handleId: toValue(handleId), handleType })
@@ -256,7 +255,7 @@ export function useHandle({
     if (!connectionClickStartHandle.value) {
       emits.clickConnectStart({ event, nodeId: toValue(nodeId), handleId: toValue(handleId) })
 
-      startConnection({ nodeId: toValue(nodeId), type: toValue(type), handleId: toValue(handleId) }, undefined, event, true)
+      startConnection({ nodeId: toValue(nodeId), type: toValue(type), handleId: toValue(handleId) }, undefined, true)
     } else {
       let isValidConnectionHandler = toValue(isValidConnection) || isValidConnectionProp.value || alwaysValid
 

packages/core/src/store/actions.ts

@@ -615,7 +615,7 @@ export function useActions(
     node.data = options.replace ? nextData : { ...node.data, ...nextData }
   }
 
-  const startConnection: Actions['startConnection'] = (startHandle, position, event, isClick = false) => {
+  const startConnection: Actions['startConnection'] = (startHandle, position, isClick = false) => {
     if (isClick) {
       state.connectionClickStartHandle = startHandle
     } else {

packages/core/src/types/store.ts

@@ -289,12 +289,7 @@ export interface Actions extends Omit<ViewportHelper, 'viewportInitialized'> {
   /** force update node internal data, if handle bounds are incorrect, you might want to use this */
   updateNodeInternals: UpdateNodeInternals
   /** start a connection */
-  startConnection: (
-    startHandle: ConnectingHandle,
-    position?: XYPosition,
-    event?: MouseEvent | TouchEvent,
-    isClick?: boolean,
-  ) => void
+  startConnection: (startHandle: ConnectingHandle, position?: XYPosition, isClick?: boolean) => void
   /** update connection position */
   updateConnection: (position: XYPosition, result?: ConnectingHandle | null, status?: ConnectionStatus | null) => void
   /** end (or cancel) a connection */