fix: base keyboard modifier state on latest event

app/assets/javascripts/services/ioService.ts

@@ -87,27 +87,37 @@ export class IOService {
     this.activeModifiers.delete(modifier);
   };
 
-  handleKeyDown = (event: KeyboardEvent): void => {
+  public handleComponentKeyDown = (
-    for (const modifier of this.modifiersForEvent(event)) {
+    modifier: KeyboardModifier | undefined
+  ): void => {
     this.addActiveModifier(modifier);
-    }
+  };
+
+  public handleComponentKeyUp = (
+    modifier: KeyboardModifier | undefined
+  ): void => {
+    this.removeActiveModifier(modifier);
+  };
+
+  private handleKeyDown = (event: KeyboardEvent): void => {
+    this.updateAllModifiersFromEvent(event);
     this.notifyObserver(event, KeyboardKeyEvent.Down);
   };
 
-  handleComponentKeyDown = (modifier: KeyboardModifier | undefined): void => {
+  private handleKeyUp = (event: KeyboardEvent): void => {
-    this.addActiveModifier(modifier);
+    this.updateAllModifiersFromEvent(event);
-  };
-
-  handleKeyUp = (event: KeyboardEvent): void => {
-    for (const modifier of this.modifiersForEvent(event)) {
-      this.removeActiveModifier(modifier);
-    }
     this.notifyObserver(event, KeyboardKeyEvent.Up);
   };
 
-  handleComponentKeyUp = (modifier: KeyboardModifier | undefined): void => {
+  private updateAllModifiersFromEvent(event: KeyboardEvent): void {
+    for (const modifier of Object.values(KeyboardModifier)) {
+      if (event.getModifierState(modifier)) {
+        this.addActiveModifier(modifier);
+      } else {
         this.removeActiveModifier(modifier);
-  };
+      }
+    }
+  }
 
   handleWindowBlur = (): void => {
     for (const modifier of this.activeModifiers) {
@@ -136,7 +146,7 @@ export class IOService {
     return eventModifiers;
   }
 
-  eventMatchesKeyAndModifiers(
+  private eventMatchesKeyAndModifiers(
     event: KeyboardEvent,
     key: KeyboardKey | string,
     modifiers: KeyboardModifier[] = []

app/assets/javascripts/ui_models/app_state/notes_state.ts

@@ -114,12 +114,14 @@ export class NotesState {
 
   async selectNote(uuid: UuidString, userTriggered?: boolean): Promise<void> {
     const note = this.application.findItem(uuid) as SNNote;
+    if (!note) {
+      return;
+    }
 
     const hasMeta = this.io.activeModifiers.has(KeyboardModifier.Meta);
     const hasCtrl = this.io.activeModifiers.has(KeyboardModifier.Ctrl);
     const hasShift = this.io.activeModifiers.has(KeyboardModifier.Shift);
 
-    if (note) {
     if (userTriggered && (hasMeta || hasCtrl)) {
       if (this.selectedNotes[uuid]) {
         delete this.selectedNotes[uuid];
@@ -151,7 +153,6 @@ export class NotesState {
       await this.openNote(Object.keys(this.selectedNotes)[0]);
     }
   }
-  }
 
   private async openNote(noteUuid: string): Promise<void> {
     if (this.activeNoteController?.note?.uuid === noteUuid) {