trueif a variant with given
variantIdfrom section (with index
sectionIndex) can be added to the bundle,
falseotherwise. This depends on bundle limits and available variant quantity.
variantIdis an identifier of a variant that will be displayed. The
sectionIndexis index of a section to which the variant belongs.
canSelectVariantis optional and if set to
false, it will hide variant selection dropdowns.
canAddis optional and if set to
false, it will hide the button for adding variants to the bundle.
bbAfterAddToCart- if defined it'll be called instead of redirecting to the cart page.