one/dist/esm/router/web/stackStateUtils.mjs

One is a React framework for web, iOS, and Android apps.

const OVERLAY_PRESENTATIONS = [
	"modal",
	"transparentModal",
	"fullScreenModal",
	"formSheet",
	"pageSheet",
	"containedModal",
	"containedTransparentModal"
];
function isOverlayPresentation(options) {
	const presentation = options?.presentation;
	if (!presentation) return false;
	return OVERLAY_PRESENTATIONS.includes(presentation);
}
function isTransparentOverlay(options) {
	const presentation = options?.presentation;
	return presentation === "transparentModal" || presentation === "containedTransparentModal";
}
function convertStackStateToNonOverlayState(state, descriptors, isOverlay = isOverlayPresentation) {
	const lastNonOverlay = findLastNonOverlayIndex(state, descriptors, isOverlay);
	const routes = state.routes.slice(0, lastNonOverlay + 1);
	let index = state.index;
	if (index >= routes.length) {
		index = routes.length > 0 ? routes.length - 1 : 0;
	}
	return {
		routes,
		index
	};
}
function findLastNonOverlayIndex(state, descriptors, isOverlay = isOverlayPresentation) {
	for (let i = state.index; i >= 0; i--) {
		if (!isOverlay(descriptors[state.routes[i].key]?.options)) {
			return i;
		}
	}
	return -1;
}

export { convertStackStateToNonOverlayState, findLastNonOverlayIndex, isOverlayPresentation, isTransparentOverlay };
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