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Add pagination to Shopify integration #391

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Add pagination to Shopify integration #391

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d91e9bd
Update shopify to include pagination
brookewp Feb 25, 2025
1ec7391
Add optional next page boolean, and make total items optional
brookewp Feb 25, 2025
7a5ef2b
Review suggestions
brookewp Feb 25, 2025
b8b23b2
Fix types
brookewp Feb 25, 2025
18fea4a
Merge branch 'trunk' into update/shopify-pagination
brookewp Feb 25, 2025
52c0246
Add missing word
brookewp Feb 25, 2025
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15 changes: 13 additions & 2 deletions inc/Integrations/Shopify/Queries/SearchProducts.graphql
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Original file line number Diff line number Diff line change
@@ -1,5 +1,16 @@
query SearchProducts($search: String) {
products(first: 10, query: $search, sortKey: BEST_SELLING) {
query SearchProducts($search: String!, $limit: Int!, $cursor_next: String) {
products(
first: $limit
after: $cursor_next
query: $search
sortKey: BEST_SELLING
) {
pageInfo {
hasNextPage
hasPreviousPage
startCursor
endCursor
}
edges {
node {
id
Expand Down
30 changes: 30 additions & 0 deletions inc/Integrations/Shopify/ShopifyIntegration.php
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Original file line number Diff line number Diff line change
Expand Up @@ -86,6 +86,19 @@ public static function get_queries( ShopifyDataSource $data_source ): array {
'search' => [
'type' => 'ui:search_input',
],
'limit' => [
'default_value' => 8,
'name' => 'Items per page',
'type' => 'ui:pagination_per_page',
],
'cursor_next' => [
'name' => 'Next page cursor',
'type' => 'ui:pagination_cursor_next',
],
'cursor_previous' => [
'name' => 'Previous page cursor',
'type' => 'ui:pagination_cursor_previous',
],
],
'output_schema' => [
'path' => '$.data.products.edges[*]',
Expand Down Expand Up @@ -113,6 +126,23 @@ public static function get_queries( ShopifyDataSource $data_source ): array {
],
],
],
'pagination_schema' => [
'cursor_next' => [
'name' => 'Next page cursor',
'path' => '$.data.products.pageInfo.endCursor',
'type' => 'string',
],
'cursor_previous' => [
'name' => 'Previous page cursor',
'path' => '$.data.products.pageInfo.startCursor',
'type' => 'string',
],
'has_next_page' => [
'name' => 'Has next page',
'path' => '$.data.products.pageInfo.hasNextPage',
'type' => 'boolean',
],
],
'graphql_query' => file_get_contents( __DIR__ . '/Queries/SearchProducts.graphql' ),
] ),
];
Expand Down
27 changes: 19 additions & 8 deletions inc/Validation/ConfigSchemas.php
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Original file line number Diff line number Diff line change
Expand Up @@ -288,14 +288,15 @@ private static function generate_http_query_config_schema(): array {
'pagination_schema' => Types::nullable(
Types::object( [
// This field provides an integer representing the total number of
// items available in paginated results. This field must be defined
// in order present to enable pagination support of any type,
// including cursor-based pagination.
'total_items' => Types::object( [
'name' => Types::nullable( Types::string() ),
'path' => Types::json_path(),
'type' => Types::enum( 'integer' ),
] ),
// items available in paginated results. Either this field or
// `has_next_page` must be defined in order to enable
'total_items' => Types::nullable(
Types::object( [
'name' => Types::nullable( Types::string() ),
'path' => Types::json_path(),
'type' => Types::enum( 'integer' ),
] ),
),
// This field provides a pagination cursor for the next page of
// paginated results, or a null value if there is no next page. This
// field must be defined in order to enable cursor-based pagination.
Expand All @@ -316,6 +317,16 @@ private static function generate_http_query_config_schema(): array {
'type' => Types::enum( 'string' ),
] ),
),
// This field provides a boolean indicating if there is a next page of
// paginated results. This is helpful if the API does not provide a
// total number of items.
'has_next_page' => Types::nullable(
Types::object( [
'name' => Types::nullable( Types::string() ),
'path' => Types::json_path(),
'type' => Types::enum( 'boolean' ),
] )
),
] )
),
'preprocess_response' => Types::nullable( Types::callable() ),
Expand Down
7 changes: 6 additions & 1 deletion src/blocks/remote-data-container/components/item-list/ItemList.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ function getResultsWithId( results: RemoteDataResult[], instanceId: string ): Re
interface ItemListProps {
availableBindings: Record< string, RemoteDataBinding >;
blockName: string;
hasNextPage: boolean;
loading: boolean;
onSelect: ( data: RemoteDataQueryInput ) => void;
onSelectField?: ( data: FieldSelection, fieldValue: string ) => void;
Expand All @@ -35,6 +36,7 @@ interface ItemListProps {
remoteData?: RemoteData;
searchInput: string;
setPage: ( newPage: number ) => void;
setPerPage: ( newPerPage: number ) => void;
setSearchInput: ( newValue: string ) => void;
supportsSearch: boolean;
totalItems?: number;
Expand All @@ -45,6 +47,7 @@ export function ItemList( props: ItemListProps ) {
const {
availableBindings,
blockName,
hasNextPage,
loading,
onSelect,
onSelectField,
Expand All @@ -53,6 +56,7 @@ export function ItemList( props: ItemListProps ) {
remoteData,
searchInput,
setPage,
setPerPage,
setSearchInput,
supportsSearch,
totalItems,
Expand Down Expand Up @@ -121,6 +125,7 @@ export function ItemList( props: ItemListProps ) {

function onChangeView( newView: View ) {
setPage( newView.page ?? 1 );
setPerPage( newView.perPage ?? perPage ?? data.length );
setSearchInput( newView.search ?? '' );
setView( newView );
}
Expand Down Expand Up @@ -157,7 +162,7 @@ export function ItemList( props: ItemListProps ) {
onChangeView={ onChangeView }
paginationInfo={ {
totalItems: totalItems ?? data.length,
totalPages: totalPages ?? 1,
totalPages: totalPages ?? ( hasNextPage ? page + 1 : page - 1 ) ?? 1,
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This doesn't quite work. The part in parentheses will always return a non-null value, so the 1 is never reached

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Right. What do you think of using Math.max?

totalPages: totalPages ?? ( hasNextPage ? page + 1 : Math.max( 1, page ) ),

} }
search={ supportsSearch }
view={ view }
Expand Down
4 changes: 4 additions & 0 deletions src/blocks/remote-data-container/components/modals/DataViewsModal.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -31,10 +31,12 @@
const { close, isOpen, open } = useModalState();
const {
data,
hasNextPage,
loading,
page,
searchInput,
setPage,
setPerPage,
setSearchInput,
supportsSearch,
totalItems,
Expand Down Expand Up @@ -72,13 +74,15 @@
<ItemList
availableBindings={ availableBindings }
blockName={ blockName }
hasNextPage={ hasNextPage }

Check failure on line 77 in src/blocks/remote-data-container/components/modals/DataViewsModal.tsx

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GitHub Actions / eslint, prettier, wp-scripts 

Type 'boolean | undefined' is not assignable to type 'boolean'.
loading={ loading }
onSelect={ onSelect ? onSelectItem : close }
onSelectField={ onSelectField }
page={ page }
remoteData={ data }
searchInput={ searchInput }
setPage={ setPage }
setPerPage={ setPerPage }
setSearchInput={ setSearchInput }
supportsSearch={ supportsSearch }
totalItems={ totalItems }
Expand Down
3 changes: 3 additions & 0 deletions src/blocks/remote-data-container/hooks/usePaginationVariables.ts
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Expand Up @@ -9,6 +9,7 @@ import {
} from '@/blocks/remote-data-container/config/constants';

interface UsePaginationVariables {
hasNextPage?: boolean;
onFetch: ( remoteData: RemoteData ) => void;
page: number;
paginationQueryInput: RemoteDataQueryInput;
Expand Down Expand Up @@ -88,6 +89,7 @@ export function usePaginationVariables( {
supportsCursorPagination || supportsPagePagination || supportsOffsetPagination;
const totalItems = paginationData?.totalItems;
const totalPages = totalItems && perPage ? Math.ceil( totalItems / perPage ) : undefined;
const hasNextPage = paginationData?.hasNextPage;
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can you update the supports*Pagination variables above to take into account the statement we made in the schema? "either total_items or has_next_page must be defined"

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Something like this?

	const supportsPagination =
		supportsCursorPagination ||
		supportsPagePagination ||
		supportsOffsetPagination ||
		totalItems ||
		hasNextPage;


function onFetch( remoteData: RemoteData ): void {
if ( ! supportsPagination ) {
Expand Down Expand Up @@ -120,6 +122,7 @@ export function usePaginationVariables( {
}

return {
hasNextPage,
onFetch,
page,
paginationQueryInput,
Expand Down
6 changes: 4 additions & 2 deletions src/blocks/remote-data-container/hooks/useRemoteData.ts
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Expand Up @@ -31,6 +31,7 @@ async function fetchRemoteData( requestData: RemoteDataApiRequest ): Promise< Re
pagination: body.pagination && {
cursorNext: body.pagination.cursor_next,
cursorPrevious: body.pagination.cursor_previous,
hasNextPage: body.pagination.has_next_page,
totalItems: body.pagination.total_items,
},
queryInput: body.query_input,
Expand All @@ -51,7 +52,7 @@ interface UseRemoteData {
data?: RemoteData;
error?: Error;
fetch: ( queryInput: RemoteDataQueryInput ) => Promise< void >;
hasNextPage: boolean;
hasNextPage?: boolean;
hasPreviousPage: boolean;
loading: boolean;
page: number;
Expand Down Expand Up @@ -126,6 +127,7 @@ export function useRemoteData( {
const inputVariables = query.inputs;

const {
hasNextPage,
onFetch: onFetchForPagination,
page,
perPage,
Expand Down Expand Up @@ -237,7 +239,7 @@ export function useRemoteData( {
data: resolvedData,
error,
fetch,
hasNextPage: totalPages ? page < totalPages : supportsPagination,
hasNextPage: hasNextPage ?? ( totalPages ? page < totalPages : supportsPagination ),
hasPreviousPage: page > 1,
loading,
page,
Expand Down
6 changes: 4 additions & 2 deletions types/remote-data.d.ts
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Expand Up @@ -5,7 +5,8 @@ interface InnerBlockContext {
interface RemoteDataPagination {
cursorNext?: string;
cursorPrevious?: string;
totalItems: number;
hasNextPage?: boolean;
totalItems?: number;
}

interface RemoteDataResultFields {
Expand Down Expand Up @@ -87,7 +88,8 @@ interface RemoteDataApiResponseBody {
pagination?: {
cursor_next?: string;
cursor_previous?: string;
total_items: number;
has_next_page?: boolean;
total_items?: number;
};
query_input: RemoteDataQueryInput;
result_id: string;
Expand Down
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