groceries-price-tracker/src/app/components/bar-code-reader/bar-code-reader.html

<barcode-reader
    [style.display]="scan().scan ? 'block' : 'none'"
    #reader
    (result)="this.result.emit($event)" 
    (scan-status)="this.scanStatus.emit($event)" 
    (scan-permission-denied)="this.scanPermissionDenied.emit()"
/>