@launchmenu/core
Version:
An environment for visual keyboard controlled applets
33 lines • 2.38 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getUIStack = void 0;
/**
* Retrieves the ui stack data
* @param context The context to extract the ui from
* @param getUI The function to extract the UI
* @param hook The hook to subscribe to change
* @returns The UI retrieved from the context
*/
function getUIStack(context, getUI, hook) {
return context
.getUI(hook)
.flatMap(getUI)
.reduce(({ views, lastGroup, visible }, { view, overlayGroup }) => {
// If no group is specified, or it's different from the last group, add the view
if (!overlayGroup || (lastGroup != overlayGroup && visible))
views.push(view); // Mutable push is faster than concatenation
return {
views,
lastGroup: overlayGroup,
// Overlay views don't alter visibility, other items do
visible: overlayGroup ? visible : !("close" in view.value),
};
}, {
views: [],
lastGroup: undefined,
/** Whether the content so far is visible (not a closed view with possibly a number of overlays on top) */
visible: true,
}).views;
}
exports.getUIStack = getUIStack;
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