IMPR: apollo + mocking service worker

This commit is contained in:
Tony Air 2021-02-13 01:00:26 +07:00
parent ec7eb07b1d
commit 85b77d3453
5 changed files with 437 additions and 0 deletions

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/**
* Mock Service Worker.
* @see https://github.com/mswjs/msw
* - Please do NOT modify this file.
* - Please do NOT serve this file on production.
*/
/* eslint-disable */
/* tslint:disable */
const INTEGRITY_CHECKSUM = 'dc3d39c97ba52ee7fff0d667f7bc098c'
const bypassHeaderName = 'x-msw-bypass'
let clients = {}
self.addEventListener('install', function () {
return self.skipWaiting()
})
self.addEventListener('activate', async function (event) {
return self.clients.claim()
})
self.addEventListener('message', async function (event) {
const clientId = event.source.id
if (!clientId || !self.clients) {
return
}
const client = await self.clients.get(clientId)
if (!client) {
return
}
const allClients = await self.clients.matchAll()
const allClientIds = allClients.map((client) => client.id)
switch (event.data) {
case 'KEEPALIVE_REQUEST': {
sendToClient(client, {
type: 'KEEPALIVE_RESPONSE',
})
break
}
case 'INTEGRITY_CHECK_REQUEST': {
sendToClient(client, {
type: 'INTEGRITY_CHECK_RESPONSE',
payload: INTEGRITY_CHECKSUM,
})
break
}
case 'MOCK_ACTIVATE': {
clients = ensureKeys(allClientIds, clients)
clients[clientId] = true
sendToClient(client, {
type: 'MOCKING_ENABLED',
payload: true,
})
break
}
case 'MOCK_DEACTIVATE': {
clients = ensureKeys(allClientIds, clients)
clients[clientId] = false
break
}
case 'CLIENT_CLOSED': {
const remainingClients = allClients.filter((client) => {
return client.id !== clientId
})
// Unregister itself when there are no more clients
if (remainingClients.length === 0) {
self.registration.unregister()
}
break
}
}
})
self.addEventListener('fetch', function (event) {
const { clientId, request } = event
const requestId = uuidv4()
const requestClone = request.clone()
const getOriginalResponse = () => fetch(requestClone)
// Bypass navigation requests.
if (request.mode === 'navigate') {
return
}
// Bypass mocking if the current client isn't present in the internal clients map
// (i.e. has the mocking disabled).
if (!clients[clientId]) {
return
}
// Opening the DevTools triggers the "only-if-cached" request
// that cannot be handled by the worker. Bypass such requests.
if (request.cache === 'only-if-cached' && request.mode !== 'same-origin') {
return
}
event.respondWith(
new Promise(async (resolve, reject) => {
const client = await self.clients.get(clientId)
// Bypass mocking when the request client is not active.
if (!client) {
return resolve(getOriginalResponse())
}
// Bypass requests with the explicit bypass header
if (requestClone.headers.get(bypassHeaderName) === 'true') {
const modifiedHeaders = serializeHeaders(requestClone.headers)
// Remove the bypass header to comply with the CORS preflight check
delete modifiedHeaders[bypassHeaderName]
const originalRequest = new Request(requestClone, {
headers: new Headers(modifiedHeaders),
})
return resolve(fetch(originalRequest))
}
const reqHeaders = serializeHeaders(request.headers)
const body = await request.text()
const rawClientMessage = await sendToClient(client, {
type: 'REQUEST',
payload: {
id: requestId,
url: request.url,
method: request.method,
headers: reqHeaders,
cache: request.cache,
mode: request.mode,
credentials: request.credentials,
destination: request.destination,
integrity: request.integrity,
redirect: request.redirect,
referrer: request.referrer,
referrerPolicy: request.referrerPolicy,
body,
bodyUsed: request.bodyUsed,
keepalive: request.keepalive,
},
})
const clientMessage = rawClientMessage
switch (clientMessage.type) {
case 'MOCK_SUCCESS': {
setTimeout(
resolve.bind(this, createResponse(clientMessage)),
clientMessage.payload.delay,
)
break
}
case 'MOCK_NOT_FOUND': {
return resolve(getOriginalResponse())
}
case 'NETWORK_ERROR': {
const { name, message } = clientMessage.payload
const networkError = new Error(message)
networkError.name = name
// Rejecting a request Promise emulates a network error.
return reject(networkError)
}
case 'INTERNAL_ERROR': {
const parsedBody = JSON.parse(clientMessage.payload.body)
console.error(
`\
[MSW] Request handler function for "%s %s" has thrown the following exception:
${parsedBody.errorType}: ${parsedBody.message}
(see more detailed error stack trace in the mocked response body)
This exception has been gracefully handled as a 500 response, however, it's strongly recommended to resolve this error.
If you wish to mock an error response, please refer to this guide: https://mswjs.io/docs/recipes/mocking-error-responses\
`,
request.method,
request.url,
)
return resolve(createResponse(clientMessage))
}
}
})
.then(async (response) => {
const client = await self.clients.get(clientId)
const clonedResponse = response.clone()
sendToClient(client, {
type: 'RESPONSE',
payload: {
requestId,
type: clonedResponse.type,
ok: clonedResponse.ok,
status: clonedResponse.status,
statusText: clonedResponse.statusText,
body:
clonedResponse.body === null ? null : await clonedResponse.text(),
headers: serializeHeaders(clonedResponse.headers),
redirected: clonedResponse.redirected,
},
})
return response
})
.catch((error) => {
console.error(
'[MSW] Failed to mock a "%s" request to "%s": %s',
request.method,
request.url,
error,
)
}),
)
})
function serializeHeaders(headers) {
const reqHeaders = {}
headers.forEach((value, name) => {
reqHeaders[name] = reqHeaders[name]
? [].concat(reqHeaders[name]).concat(value)
: value
})
return reqHeaders
}
function sendToClient(client, message) {
return new Promise((resolve, reject) => {
const channel = new MessageChannel()
channel.port1.onmessage = (event) => {
if (event.data && event.data.error) {
reject(event.data.error)
} else {
resolve(event.data)
}
}
client.postMessage(JSON.stringify(message), [channel.port2])
})
}
function createResponse(clientMessage) {
return new Response(clientMessage.payload.body, {
...clientMessage.payload,
headers: clientMessage.payload.headers,
})
}
function ensureKeys(keys, obj) {
return Object.keys(obj).reduce((acc, key) => {
if (keys.includes(key)) {
acc[key] = obj[key]
}
return acc
}, {})
}
function uuidv4() {
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
const r = (Math.random() * 16) | 0
const v = c == 'x' ? r : (r & 0x3) | 0x8
return v.toString(16)
})
}

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import {
ApolloClient,
HttpLink,
ApolloLink,
InMemoryCache,
concat,
} from '@apollo/client';
//import { IonicStorageModule } from '@ionic/storage';
//import { persistCache, IonicStorageWrapper } from 'apollo3-cache-persist';
import { persistCacheSync, LocalStorageWrapper } from 'apollo3-cache-persist';
const cache = new InMemoryCache();
// await before instantiating ApolloClient, else queries might run before the cache is persisted
//await persistCache({
persistCacheSync({
cache,
storage: new LocalStorageWrapper(window.localStorage),
key: 'web-persist',
maxSize: 1048576, // 1Mb
//new IonicStorageWrapper(IonicStorageModule),
});
const authMiddleware = new ApolloLink((operation, forward) => {
// add the authorization to the headers
operation.setContext({
headers: {
apikey: `${GRAPHQL_API_KEY}`,
},
});
return forward(operation);
});
const link = new HttpLink({
uri: 'http://127.0.0.1/graphql',
// Use explicit `window.fetch` so tha outgoing requests
// are captured and deferred until the Service Worker is ready.
fetch: (...args) => fetch(...args),
credentials: 'same-origin', //'include',
});
// Isolate Apollo client so it could be reused
// in both application runtime and tests.
export const client = new ApolloClient({
cache,
link: concat(authMiddleware, link),
});

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src/mocks/browser.js Normal file
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// src/mocks/browser.js
import { setupWorker } from 'msw';
import { handlers } from './handlers';
// This configures a Service Worker with the given request handlers.
export const worker = setupWorker(...handlers);

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src/mocks/handlers.js Normal file
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// src/mocks/handlers.js
import { graphql } from 'msw';
export const handlers = [
// Handles a "Login" mutation
/*graphql.mutation('Login', (req, res, ctx) => {
const { username } = req.variables;
sessionStorage.setItem('is-authenticated', username);
return res(
ctx.data({
login: {
username,
},
}),
);
}),*/
// Handles a "Pages" query
graphql.query('Pages11', (req, res, ctx) => {
const apiKey = req.headers.map.apikey;
if (
!req.headers.map.apikey ||
req.headers.map.apikey !== `${GRAPHQL_API_KEY}`
) {
// When not authenticated, respond with an error
return res(
ctx.errors([
{
message: 'Not authenticated',
errorType: 'AuthenticationError',
},
]),
);
}
// When authenticated, respond with a query payload
return res(
ctx.data({
readPages: {
edges: [
{
node: {
ID: '1',
Title: 'Home',
ClassName: 'Site\\Pages\\HomePage',
CSSClass: 'Site-Pages-HomePage',
Summary:
"That's my personal website, I'm full-stack developer mostly specializing on SilverStipe backend projects and share some of my hobbies at this website.",
Link: '/en/',
URLSegment: 'home',
Elements: {
edges: [
{
node: {
ID: '3',
Title: 'Slider',
Render:
'<div\nid="e3"\nclass="element site__elements__sliderelement\n\t\n\t"\n>\n\t<div class="element-container container">\n\t\t\n\n\n <div id="Carousel3" class="carousel slide js-carousel">\n <div class="carousel-inner">\n \n <div class="carousel-item carousel-item-Video carousel-item-nocontrols active">\n <div class="carousel-slide">\n \n \n <div class="video">\n <iframe width="200" height="113" src="https://www.youtube.com/embed/IF1F_es1SaU?feature=oembed&wmode=transparent&enablejsapi=1&disablekb=1&iv_load_policy=3&modestbranding=1&rel=0&showinfo=0&autoplay=1&mute=1&loop=1&playlist=IF1F_es1SaU" allow="autoplay" allow="autoplay" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>\n </div>\n \n\n\n\n\n </div>\n </div>\n \n </div>\n </div>\n\n\n\t</div>\n</div>\n',
},
},
{
node: {
ID: '7',
Title: 'Categories List',
Render:
'<div\nid="e7"\nclass="element dnadesign__elementallist__model__elementlist\n\t\n\t"\n>\n\t<div class="element-container container">\n\t\t\n<div class="list-element__container row" data-listelement-count="3">\n \n \n\t <div\nid="e9"\nclass="element dynamic__elements__image__elements__elementimage\n\t\n\t col-block col-md"\n>\n\t<div class="element-container">\n\t\t\n <div class="image-element__image height400 width400">\n <img\n src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"\n data-lazy-src="/assets/Uploads/ElementImage/1609765749853__FillWzQwMCw0MDBd.jpg" class="img-responsive" alt="Aquascaping"\n />\n </div>\n\n\n\n<div class="image-element__caption img-content">\n <h3 class="image-element__title title">Aquascaping</h3>\n\n \n</div>\n\n\n\n <a href="/en/aquascaping/" class="stretched-link">\n <b class="sr-only">Aquascaping</b>\n </a>\n\n\n\t</div>\n</div>\n\n \n\t <div\nid="e10"\nclass="element dynamic__elements__image__elements__elementimage\n\t\n\t col-block col-md"\n>\n\t<div class="element-container">\n\t\t\n <div class="image-element__image height400 width400">\n <img\n src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"\n data-lazy-src="/assets/Uploads/ElementImage/1609766816754__FillWzQwMCw0MDBd.jpg" class="img-responsive" alt="Car Projects"\n />\n </div>\n\n\n\n<div class="image-element__caption img-content">\n <h3 class="image-element__title title">Car Projects</h3>\n\n \n</div>\n\n\n\n <a href="/en/car/" class="stretched-link">\n <b class="sr-only">Car Projects</b>\n </a>\n\n\n\t</div>\n</div>\n\n \n\t <div\nid="e12"\nclass="element dynamic__elements__image__elements__elementimage\n\t\n\t col-block col-md"\n>\n\t<div class="element-container">\n\t\t\n <div class="image-element__image height400 width400">\n <img\n src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"\n data-lazy-src="/assets/Uploads/ElementImage/Screenshot-from-2021-01-04-20-30-19__FillWzQwMCw0MDBd.png" class="img-responsive" alt="Programming"\n />\n </div>\n\n\n\n<div class="image-element__caption img-content">\n <h3 class="image-element__title title">Programming</h3>\n\n \n</div>\n\n\n\n <a href="/en/development/" class="stretched-link">\n <b class="sr-only">Programming</b>\n </a>\n\n\n\t</div>\n</div>\n\n \n\n\n</div>\n\n\t</div>\n</div>\n',
},
},
{
node: {
ID: '4',
Title: "Hello, I'm Tony Air",
Render:
'<div\nid="e4"\nclass="element dnadesign__elemental__models__elementcontent\n\t\n\t"\n>\n\t<div class="element-container container">\n\t\t<div\nclass="content-element__content"\n>\n \n\t\n <h2 class="content-element__title">Hello, I'm Tony Air</h2>\n \n\n <div class="typography">\n <p>That's my personal website, I'm full-stack developer mostly specializing on SilverStipe backend projects and share some of my hobbies at this website.<br><br>As for the things I do for work:<br><br>Here's front-end UI kit: <a rel="noopener" href="https://github.com/a2nt/webpack-bootstrap-ui-kit" target="_blank">https://github.com/a2nt/webpack-bootstrap-ui-kit</a><br>Here's SilverStipe quick start template: <a rel="noopener" href="https://github.com/a2nt/silverstripe-webpack" target="_blank">https://github.com/a2nt/silverstripe-webpack</a><br><br>More at my github: <a rel="noopener" href="https://github.com/a2nt" target="_blank">https://github.com/a2nt</a></p>\n </div>\n\n \n</div>\n\n\t</div>\n</div>\n',
},
},
],
pageInfo: {
hasNextPage: false,
hasPreviousPage: false,
totalCount: 3,
},
},
},
},
],
pageInfo: {
hasNextPage: false,
hasPreviousPage: false,
totalCount: 1,
},
},
}),
);
}),
];

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src/mocks/server.js Normal file
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// src/mocks/server.js
import { setupServer } from 'msw/node';
import { handlers } from './handlers';
// This configures a request mocking server with the given request handlers.
export const server = setupServer(...handlers);