Template
Replaces the hand-rolled shopifyFetch wrapper and raw query strings with
the hydrogen preview package (0.0.0-preview-116d5d7-20260730141607), the
same build pinned in hydrogen-preview/.
- services/shopify/client: createStorefrontClient({type: "public"}) with a
static request context. Two module-scoped clients — uncached for carts,
products and customers; revalidate-3600 for shop policies — using the
client's custom fetch option to carry Next's caching hints.
- graphql/*: every document wrapped in gql(), fragments composed via the
second argument instead of string interpolation, and $country/$language
declared with @inContext so hydrogen injects them.
- shopifyFetch keeps its {query, variables} call shape so call sites are
unchanged, but is now generic over the document, so data is inferred. It
re-raises GraphQL errors, which hydrogen returns rather than throws.
Env var names, the 2025-07 API version pin, and the client-side fetching
architecture are unchanged.
Turning on type coverage surfaced real defects, not just annotations:
- hydrogen gql check caught $discountCodes: [String!] used where the field
requires [String!]!.
- Cart and customer mutation payloads are nullable and were dereferenced
unconditionally, so a failed mutation threw a TypeError. Adds a shared
unwrapCartPayload helper (collapsing five copies of the same userErrors
check) and explicit null handling in the customer service, so a null
payload reads as an error rather than success with no errors.
- Search results are a Product | Page | Article union; adds __typename to
the queries and narrows on it.
- Widens nullable fields (altText, image, customer.email, totalTaxAmount)
in the domain interfaces and in the structural duplicates some
components declare locally.
Adds a typecheck script (tsc --noEmit && hydrogen gql check); it passes
with 0 errors. Two deprecation warnings are left alone as acting on them
would change behaviour: ProductOption.values and CartCost.totalTaxAmount.
Verified against mock.shop: build prerenders the policy pages through the
cached client, and in the browser the product grid, search with facets,
collection filter round-trip, add-to-cart and quantity update all work.
Customer account flows are untested — they need real credentials.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01JaxgqPbFxLsSuLPZom2kdC
90 lines
2.1 KiB
TypeScript
90 lines
2.1 KiB
TypeScript
import { gql } from '@shopify/hydrogen';
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import { ProductFragment } from '@/graphql/products';
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// Storefront search over products. `productFilters` accepts the raw `input`
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// values returned in `productFilters[].values[].input`, so facets round-trip
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// without the client needing to know each filter's shape.
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export const SEARCH_PRODUCTS_QUERY = gql(
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`
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query SearchProducts(
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$query: String!
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$first: Int!
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$after: String
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$sortKey: SearchSortKeys
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$reverse: Boolean
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$productFilters: [ProductFilter!]
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$country: CountryCode
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$language: LanguageCode
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) @inContext(country: $country, language: $language) {
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search(
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query: $query
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first: $first
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after: $after
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types: PRODUCT
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sortKey: $sortKey
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reverse: $reverse
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productFilters: $productFilters
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) {
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totalCount
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pageInfo {
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hasNextPage
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endCursor
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}
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productFilters {
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id
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label
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type
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values {
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id
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label
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count
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input
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}
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}
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edges {
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node {
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# types: PRODUCT already narrows the results, but the schema still
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# types nodes as a union — __typename lets callers narrow too.
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__typename
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... on Product {
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...ProductFragment
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}
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}
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}
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}
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}
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`,
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[ProductFragment]
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);
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// Lightweight variant for the autocomplete dropdown — just enough to render a
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// row, so the dialog stays responsive while typing.
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export const SEARCH_SUGGESTIONS_QUERY = gql(`
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query SearchSuggestions($query: String!, $first: Int!, $country: CountryCode, $language: LanguageCode)
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@inContext(country: $country, language: $language) {
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search(query: $query, first: $first, types: PRODUCT) {
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totalCount
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edges {
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node {
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__typename
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... on Product {
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id
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title
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handle
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featuredImage {
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url
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altText
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}
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priceRange {
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minVariantPrice {
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amount
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currencyCode
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}
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}
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}
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}
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}
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}
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}
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`);
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