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15 changes: 13 additions & 2 deletions packages/module/src/Hooks/filters.test.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -77,8 +77,19 @@ describe('useDataViewFilters', () => {
setSearchParams,
};
const { result } = renderHook(() => useDataViewFilters(props));
expect(result.current.filters).toEqual({ test: [ 'foo', 'bar' ] });
})
expect(result.current.filters).toEqual({ test: ['foo', 'bar'] });
});
it('should respect initial filters', () => {
const searchParams = new URLSearchParams();
const setSearchParams = jest.fn();
const props: UseDataViewFiltersProps<{ test: string[] }> = {
initialFilters: { test: ['foo'] },
searchParams,
setSearchParams
};
const { result } = renderHook(() => useDataViewFilters(props));
expect(result.current.filters).toEqual({ test: ['foo'] });
});

it('should reset filters to default values when clearAllFilters is called', () => {
const { result } = renderHook(() => useDataViewFilters({ initialFilters }));
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13 changes: 7 additions & 6 deletions packages/module/src/Hooks/filters.ts
Original file line number Diff line number Diff line change
Expand Up @@ -19,12 +19,13 @@ export const useDataViewFilters = <T extends object>({
const getInitialFilters = useCallback((): T => isUrlSyncEnabled
? Object.keys(initialFilters).reduce((loadedFilters, key) => {
const isArrayFilter = Array.isArray(initialFilters[key]);
const urlValue = isArrayFilter ? searchParams?.getAll(key) : searchParams?.get(key);

// eslint-disable-next-line no-nested-ternary
loadedFilters[key] = urlValue
? (isArrayFilter && !Array.isArray(urlValue) ? [ urlValue ] : urlValue)
: initialFilters[key];
if (isArrayFilter) {
const urlValue = searchParams?.getAll(key) ?? [];
loadedFilters[key] = urlValue.length > 0 ? urlValue : initialFilters[key];
} else {
const urlValue = searchParams?.get(key);
loadedFilters[key] = urlValue ? urlValue : initialFilters[key];
}

return loadedFilters;
}, { ...initialFilters })
Expand Down