22 lines
540 B
JavaScript
22 lines
540 B
JavaScript
|
import { emit } from '../../_utils/eventBus'
|
||
|
|
||
|
export function navObservers (store) {
|
||
|
function pageIsInNav (store, page) {
|
||
|
let { navPages } = store.get()
|
||
|
return !!navPages.find(_ => _.name === page)
|
||
|
}
|
||
|
|
||
|
store.observe('currentPage', (currentPage, previousPage) => {
|
||
|
if (currentPage && previousPage &&
|
||
|
pageIsInNav(store, currentPage) &&
|
||
|
pageIsInNav(store, previousPage)) {
|
||
|
emit('animateNavPart1', {
|
||
|
fromPage: previousPage,
|
||
|
toPage: currentPage
|
||
|
})
|
||
|
}
|
||
|
}, {
|
||
|
init: false
|
||
|
})
|
||
|
}
|