55 lines
1.5 KiB
TypeScript
55 lines
1.5 KiB
TypeScript
import {computed, ref, watch, type Ref} from 'vue'
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import {useRouter, type RouteLocationNormalized, type RouteLocationRaw} from 'vue-router'
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import cloneDeep from 'lodash.clonedeep'
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import equal from 'fast-deep-equal/es6'
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export type Filters = Record<string, any>
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export function useRouteFilters<CurrentFilters extends Filters>(
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route: Ref<RouteLocationNormalized>,
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getDefaultFilters: (route: RouteLocationNormalized) => CurrentFilters,
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routeToFilters: (route: RouteLocationNormalized) => CurrentFilters,
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filtersToRoute: (filters: CurrentFilters) => RouteLocationRaw,
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) {
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const router = useRouter()
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const filters = ref<CurrentFilters>(routeToFilters(route.value))
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const routeFromFiltersFullPath = computed(() => router.resolve(filtersToRoute(filters.value)).fullPath)
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watch(() => cloneDeep(route.value), (route, oldRoute) => {
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if (
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route.name !== oldRoute.name ||
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routeFromFiltersFullPath.value === route.fullPath
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) {
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return
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}
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filters.value = routeToFilters(route)
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})
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watch(
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filters,
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async () => {
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if (routeFromFiltersFullPath.value !== route.value.fullPath) {
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await router.push(routeFromFiltersFullPath.value)
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}
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},
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// only apply new route after all filters have changed in component cycle
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{flush: 'post'},
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)
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const hasDefaultFilters = computed(() => {
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return equal(filters.value, getDefaultFilters(route.value))
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})
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function setDefaultFilters() {
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filters.value = getDefaultFilters(route.value)
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}
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return {
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filters,
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hasDefaultFilters,
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setDefaultFilters,
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}
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} |