[commerce-sdk-react] SCAPI Custom endpoint support

packages/commerce-sdk-react/CHANGELOG.md

@@ -1,5 +1,7 @@
 ## v2.0.0-dev (May 21, 2024)
 - Upgrade to commerce-sdk-isomorphic v2.0.0 [#1794](https://github.com/SalesforceCommerceCloud/pwa-kit/pull/1794)
+- Add `useCustomQuery` and `useCustomMutation` for SCAPI custom endpoint support [#1793](https://github.com/SalesforceCommerceCloud/pwa-kit/pull/1793)
+
 ## v1.4.2 (Apr 17, 2024)
 - Update SLAS private proxy path [#1752](https://github.com/SalesforceCommerceCloud/pwa-kit/pull/1752)
 

packages/commerce-sdk-react/src/hooks/index.ts

@@ -22,3 +22,5 @@ export {default as useEncUserId} from './useEncUserId'
 export {default as useUsid} from './useUsid'
 export {default as useCustomerId} from './useCustomerId'
 export {default as useCustomerType} from './useCustomerType'
+export {useCustomQuery} from './useQuery'
+export {useCustomMutation} from './useMutation'

packages/commerce-sdk-react/src/hooks/types.ts

@@ -18,6 +18,7 @@ import {
     ShopperSearch,
     ShopperSeo
 } from 'commerce-sdk-isomorphic'
+import {helpers} from 'commerce-sdk-isomorphic'
 
 // --- GENERAL UTILITIES --- //
 
@@ -208,3 +209,12 @@ export type CacheUpdateMatrix<Client extends ApiClient> = {
         ? CacheUpdateGetter<MergedOptions<Client, Argument<Client[Method]>>, Data>
         : never
 }
+
+type CustomEndpointArg = Parameters<typeof helpers.callCustomEndpoint>[0]
+type CustomEndpointArgClientConfig = CustomEndpointArg['clientConfig']
+// The commerce-sdk-isomorphic custom endpoint helper REQUIRES clientConfig as mandatory argument
+// But we inject the configs for users from the provider, so this custom type is created
+// to make clientConfig optional when calling useCustomQuery/useCustomMutation
+export type OptionalCustomEndpointClientConfig = Omit<CustomEndpointArg, 'clientConfig'> & {
+    clientConfig?: CustomEndpointArgClientConfig
+}

packages/commerce-sdk-react/src/hooks/useMutation.test.ts

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2024, Salesforce, Inc.
+ * All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause
+ * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/BSD-3-Clause
+ */
+
+import nock from 'nock'
+import {act} from '@testing-library/react'
+import {
+    mockMutationEndpoints,
+    renderHookWithProviders,
+    waitAndExpectSuccess,
+    DEFAULT_TEST_CONFIG
+} from '../test-utils'
+import {useCustomMutation} from './useMutation'
+
+jest.mock('../auth/index.ts', () => {
+    const {default: mockAuth} = jest.requireActual('../auth/index.ts')
+    mockAuth.prototype.ready = jest.fn().mockResolvedValue({access_token: 'access_token'})
+    return mockAuth
+})
+
+describe('useCustomMutation', () => {
+    beforeEach(() => nock.cleanAll())
+    test('useCustomMutation returns data on success', async () => {
+        const mockRes = {data: '123'}
+        const apiName = 'hello-world'
+        mockMutationEndpoints(apiName, mockRes)
+        const {result} = renderHookWithProviders(() => {
+            const clientConfig = {
+                parameters: {
+                    clientId: 'CLIENT_ID',
+                    siteId: 'SITE_ID',
+                    organizationId: 'ORG_ID',
+                    shortCode: 'SHORT_CODE'
+                },
+                proxy: 'http://localhost:8888/mobify/proxy/api'
+            }
+            return useCustomMutation({
+                options: {
+                    method: 'POST',
+                    customApiPathParameters: {
+                        endpointPath: 'test-hello-world',
+                        apiName
+                    },
+                    body: {test: '123'}
+                },
+                clientConfig,
+                rawResponse: false
+            })
+        })
+        expect(result.current.data).toBeUndefined()
+        act(() => result.current.mutate())
+        await waitAndExpectSuccess(() => result.current)
+        expect(result.current.data).toEqual(mockRes)
+    })
+    test('clientConfig is optional, default to CommerceApiProvider configs', async () => {
+        const mockRes = {data: '123'}
+        const apiName = 'hello-world'
+        const endpointPath = 'test-hello-world'
+        mockMutationEndpoints(
+            `${apiName}/v1/organizations/${DEFAULT_TEST_CONFIG.organizationId}/${endpointPath}`,
+            mockRes
+        )
+        const {result} = renderHookWithProviders(() => {
+            return useCustomMutation({
+                options: {
+                    method: 'POST',
+                    customApiPathParameters: {
+                        endpointPath: 'test-hello-world',
+                        apiName
+                    },
+                    body: {test: '123'}
+                },
+                rawResponse: false
+            })
+        })
+        expect(result.current.data).toBeUndefined()
+        act(() => result.current.mutate())
+        await waitAndExpectSuccess(() => result.current)
+        expect(result.current.data).toEqual(mockRes)
+    })
+})

packages/commerce-sdk-react/src/hooks/useMutation.ts

@@ -4,8 +4,22 @@
  * SPDX-License-Identifier: BSD-3-Clause
  * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/BSD-3-Clause
  */
-import {useMutation as useReactQueryMutation, useQueryClient} from '@tanstack/react-query'
-import {CacheUpdateGetter, ApiOptions, ApiMethod, ApiClient, MergedOptions} from './types'
+import {
+    useMutation as useReactQueryMutation,
+    useQueryClient,
+    UseMutationOptions
+} from '@tanstack/react-query'
+import {helpers} from 'commerce-sdk-isomorphic'
+import useAuthContext from './useAuthContext'
+import useConfig from './useConfig'
+import {
+    ApiClient,
+    ApiMethod,
+    ApiOptions,
+    CacheUpdateGetter,
+    MergedOptions,
+    OptionalCustomEndpointClientConfig
+} from './types'
 import {useAuthorizationHeader} from './useAuthorizationHeader'
 import useCustomerId from './useCustomerId'
 import {mergeOptions, updateCache} from './utils'
@@ -38,3 +52,51 @@ export const useMutation = <
         }
     })
 }
+
+/**
+ * A hook for SCAPI custom endpoint mutations.
+ *
+ * Besides calling custom endpoint, this hook does a few things for better DX.
+ * 1. inject access token
+ * 2. merge SCAPI client configurations from the CommerceApiProvider
+ * @param apiOptions - Options passed through to commerce-sdk-isomorphic
+ * @param mutationOptions - Options passed through to @tanstack/react-query
+ * @returns A TanStack Query mutation hook with data from the custom API endpoint.
+ */
+export const useCustomMutation = (
+    apiOptions: OptionalCustomEndpointClientConfig,
+    mutationOptions?: UseMutationOptions
+) => {
+    const config = useConfig()
+    const auth = useAuthContext()
+    const callCustomEndpointWithAuth = (options: OptionalCustomEndpointClientConfig) => {
+        return async () => {
+            const clientConfig = options.clientConfig || {}
+            const clientHeaders = config.headers || {}
+            const {access_token} = await auth.ready()
+            return await helpers.callCustomEndpoint({
+                ...options,
+                options: {
+                    ...options.options,
+                    headers: {
+                        Authorization: `Bearer ${access_token}`,
+                        ...clientHeaders,
+                        ...options.options?.headers
+                    }
+                },
+                clientConfig: {
+                    parameters: {
+                        clientId: config.clientId,
+                        siteId: config.siteId,
+                        organizationId: config.organizationId,
+                        shortCode: config.organizationId
+                    },
+                    proxy: config.proxy,
+                    ...clientConfig
+                }
+            })
+        }
+    }
+
+    return useReactQueryMutation(callCustomEndpointWithAuth(apiOptions), mutationOptions)
+}

packages/commerce-sdk-react/src/hooks/useQuery.test.ts

@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2024, Salesforce, Inc.
+ * All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause
+ * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/BSD-3-Clause
+ */
+
+import nock from 'nock'
+import {
+    mockQueryEndpoint,
+    renderHookWithProviders,
+    waitAndExpectSuccess,
+    DEFAULT_TEST_CONFIG
+} from '../test-utils'
+import {useCustomQuery} from './useQuery'
+
+jest.mock('../auth/index.ts', () => {
+    const {default: mockAuth} = jest.requireActual('../auth/index.ts')
+    mockAuth.prototype.ready = jest.fn().mockResolvedValue({access_token: 'access_token'})
+    return mockAuth
+})
+
+describe('useCustomQuery', () => {
+    beforeEach(() => nock.cleanAll())
+    afterEach(() => {
+        expect(nock.pendingMocks()).toHaveLength(0)
+    })
+    test('useCustomQuery returns data on success', async () => {
+        const mockRes = {data: '123'}
+        const apiName = 'hello-world'
+        mockQueryEndpoint(apiName, mockRes)
+        const {result} = renderHookWithProviders(() => {
+            const clientConfig = {
+                parameters: {
+                    clientId: 'CLIENT_ID',
+                    siteId: 'SITE_ID',
+                    organizationId: 'ORG_ID',
+                    shortCode: 'SHORT_CODE'
+                },
+                proxy: 'http://localhost:8888/mobify/proxy/api'
+            }
+            return useCustomQuery({
+                options: {
+                    method: 'GET',
+                    customApiPathParameters: {
+                        apiVersion: 'v1',
+                        endpointPath: 'test-hello-world',
+                        apiName
+                    }
+                },
+                clientConfig,
+                rawResponse: false
+            })
+        })
+        await waitAndExpectSuccess(() => result.current)
+        expect(result.current.data).toEqual(mockRes)
+    })
+    test('clientConfig is optional, default to CommerceApiProvider configs', async () => {
+        const mockRes = {data: '123'}
+        const apiName = 'hello-world'
+        const endpointPath = 'test-hello-world'
+        mockQueryEndpoint(
+            `${apiName}/v1/organizations/${DEFAULT_TEST_CONFIG.organizationId}/${endpointPath}`,
+            mockRes
+        )
+        const {result} = renderHookWithProviders(() => {
+            return useCustomQuery({
+                options: {
+                    method: 'GET',
+                    customApiPathParameters: {
+                        apiVersion: 'v1',
+                        endpointPath,
+                        apiName
+                    }
+                },
+                rawResponse: false
+            })
+        })
+        await waitAndExpectSuccess(() => result.current)
+        expect(result.current.data).toEqual(mockRes)
+    })
+    test('query defaults to GET request', async () => {
+        const mockRes = {data: '123'}
+        const apiName = 'hello-world'
+        const endpointPath = 'test-hello-world'
+        mockQueryEndpoint(
+            `${apiName}/v1/organizations/${DEFAULT_TEST_CONFIG.organizationId}/${endpointPath}`,
+            mockRes
+        )
+        const {result} = renderHookWithProviders(() => {
+            return useCustomQuery({
+                options: {
+                    customApiPathParameters: {
+                        apiVersion: 'v1',
+                        endpointPath,
+                        apiName
+                    }
+                },
+                rawResponse: false
+            })
+        })
+        await waitAndExpectSuccess(() => result.current)
+        expect(result.current.data).toEqual(mockRes)
+    })
+})