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https://github.com/lowdefy/lowdefy.git
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commit
88703e4f28
31
packages/build/src/utils/cachePromises.js
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31
packages/build/src/utils/cachePromises.js
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@ -0,0 +1,31 @@
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/*
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Copyright 2020-2021 Lowdefy, Inc
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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function cachedPromises(getter) {
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const cache = {};
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function getCachedPromise(key) {
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if (cache[key]) {
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return Promise.resolve(cache[key]);
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}
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cache[key] = getter(key);
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return Promise.resolve(cache[key]);
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}
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return getCachedPromise;
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}
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export default cachedPromises;
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@ -17,15 +17,13 @@
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import path from 'path';
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import { readFile } from '@lowdefy/node-utils';
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import cachedPromises from '../cachePromises';
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function createReadConfigFile({ configDirectory }) {
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const files = {};
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async function readConfigFile(filePath) {
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if (files[filePath]) return files[filePath];
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const fileContent = readFile(path.resolve(configDirectory, filePath));
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files[filePath] = fileContent;
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return fileContent;
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return readFile(path.resolve(configDirectory, filePath));
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}
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return readConfigFile;
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return cachedPromises(readConfigFile);
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}
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export default createReadConfigFile;
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@ -26,13 +26,14 @@ Steps to fetch meta
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*/
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import { type as typeHelper } from '@lowdefy/helpers';
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import cachedPromises from '../cachePromises';
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import createFetchMetaCache from './fetchMetaCache';
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import createWriteMetaCache from './writeMetaCache';
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import metaLocations from './metaLocations';
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import fetchMetaUrl from './fetchMetaUrl';
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function createGetMeta({ blocksServerUrl, cacheDirectory, types }) {
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const memoisedMeta = {};
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const allMetaLocations = {
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...metaLocations({ blocksServerUrl }),
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...types,
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@ -40,10 +41,6 @@ function createGetMeta({ blocksServerUrl, cacheDirectory, types }) {
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const fetchMetaCache = createFetchMetaCache({ cacheDirectory });
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const writeMetaCache = createWriteMetaCache({ cacheDirectory });
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async function getMeta(type) {
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if (memoisedMeta[type]) {
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return memoisedMeta[type];
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}
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const location = allMetaLocations[type];
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if (!location) {
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throw new Error(
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@ -57,7 +54,6 @@ function createGetMeta({ blocksServerUrl, cacheDirectory, types }) {
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if (cacheMeta) {
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meta = await fetchMetaCache(location);
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if (meta) {
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memoisedMeta[type] = meta;
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return meta;
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}
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}
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@ -65,7 +61,6 @@ function createGetMeta({ blocksServerUrl, cacheDirectory, types }) {
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meta = await fetchMetaUrl({ location, type });
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// TODO: implement Ajv schema check. Use testAjvSchema func from @lowdefy/ajv
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if (meta && typeHelper.isString(meta.category) && meta.moduleFederation) {
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memoisedMeta[type] = meta;
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if (cacheMeta) {
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await writeMetaCache({ location, meta });
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}
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@ -76,7 +71,7 @@ function createGetMeta({ blocksServerUrl, cacheDirectory, types }) {
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);
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}
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return getMeta;
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return cachedPromises(getMeta);
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}
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export default createGetMeta;
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@ -13,46 +13,46 @@
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See the License for the specific language governing permissions and
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limitations under the License. -->
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>Lowdefy App</title>
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<link rel="manifest" href="/public/manifest.webmanifest">
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>Lowdefy App</title>
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<link rel="manifest" href="/public/manifest.webmanifest" />
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<link rel="icon" type="image/svg+xml" href="/public/icon.svg">
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<link rel="icon" type="image/png" href="/public/icon-32.png">
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<link rel="apple-touch-icon" href="/public/apple-touch-icon.png">
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<script src="/api/dev/reload.js"></script>
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<script type="text/javascript">
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const jsActions = {}
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const jsOperators = {}
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const getMethodLoader = (scope, reference) =>
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(name, method) => {
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if (typeof name !== 'string') {
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throw new Error(`${scope} requires a string for the first argument.`)
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}
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if (typeof method !== 'function') {
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throw new Error(`${scope} requires a function for the second argument.`)
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}
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reference[name] = method;
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}
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window.lowdefy = {
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imports: {
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jsActions,
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jsOperators,
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},
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registerJsAction: getMethodLoader('registerJsAction', jsActions),
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registerJsOperator: getMethodLoader('registerJsOperator', jsOperators)
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<link rel="icon" type="image/svg+xml" href="/public/icon.svg" />
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<link rel="icon" type="image/png" href="/public/icon-32.png" />
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<link rel="apple-touch-icon" href="/public/apple-touch-icon.png" />
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<script src="/api/dev/reload.js"></script>
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<script type="text/javascript">
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const jsActions = {};
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const jsOperators = {};
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const getMethodLoader = (scope, reference) => (name, method) => {
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if (typeof name !== 'string') {
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throw new Error(`${scope} requires a string for the first argument.`);
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}
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</script>
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if (typeof method !== 'function') {
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throw new Error(`${scope} requires a function for the second argument.`);
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}
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reference[name] = method;
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};
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window.lowdefy = {
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basePath: '',
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imports: {
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jsActions,
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jsOperators,
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},
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registerJsAction: getMethodLoader('registerJsAction', jsActions),
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registerJsOperator: getMethodLoader('registerJsOperator', jsOperators),
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};
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</script>
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<!-- __LOWDEFY_APP_HEAD_HTML__ -->
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</head>
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<body>
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<noscript>You need to enable JavaScript to run this app.</noscript>
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<div id="emotion"></div>
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<div id="root"></div>
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<!-- __LOWDEFY_APP_BODY_HTML__ -->
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</body>
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</html>
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</head>
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<body>
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<noscript>You need to enable JavaScript to run this app.</noscript>
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<div id="emotion"></div>
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<div id="root"></div>
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<!-- __LOWDEFY_APP_BODY_HTML__ -->
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</body>
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</html>
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*/
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const transformer = (_, obj) => {
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console.log('transformer', _, obj);
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const examples = {
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id: 'examples',
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type: 'Box',
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