@wordpress/api-fetch
Version:
Utility to make WordPress REST API requests.
87 lines (82 loc) • 2.82 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _url = require("@wordpress/url");
/**
* WordPress dependencies
*/
/**
* @param {Record<string, any>} preloadedData
* @return {import('../types').APIFetchMiddleware} Preloading middleware.
*/
function createPreloadingMiddleware(preloadedData) {
const cache = Object.fromEntries(Object.entries(preloadedData).map(([path, data]) => [(0, _url.normalizePath)(path), data]));
return (options, next) => {
const {
parse = true
} = options;
/** @type {string | void} */
let rawPath = options.path;
if (!rawPath && options.url) {
const {
rest_route: pathFromQuery,
...queryArgs
} = (0, _url.getQueryArgs)(options.url);
if (typeof pathFromQuery === 'string') {
rawPath = (0, _url.addQueryArgs)(pathFromQuery, queryArgs);
}
}
if (typeof rawPath !== 'string') {
return next(options);
}
const method = options.method || 'GET';
const path = (0, _url.normalizePath)(rawPath);
if ('GET' === method && cache[path]) {
const cacheData = cache[path];
// Unsetting the cache key ensures that the data is only used a single time.
delete cache[path];
return prepareResponse(cacheData, !!parse);
} else if ('OPTIONS' === method && cache[method] && cache[method][path]) {
const cacheData = cache[method][path];
// Unsetting the cache key ensures that the data is only used a single time.
delete cache[method][path];
return prepareResponse(cacheData, !!parse);
}
return next(options);
};
}
/**
* This is a helper function that sends a success response.
*
* @param {Record<string, any>} responseData
* @param {boolean} parse
* @return {Promise<any>} Promise with the response.
*/
function prepareResponse(responseData, parse) {
if (parse) {
return Promise.resolve(responseData.body);
}
try {
return Promise.resolve(new window.Response(JSON.stringify(responseData.body), {
status: 200,
statusText: 'OK',
headers: responseData.headers
}));
} catch {
// See: https://github.com/WordPress/gutenberg/issues/67358#issuecomment-2621163926.
Object.entries(responseData.headers).forEach(([key, value]) => {
if (key.toLowerCase() === 'link') {
responseData.headers[key] = value.replace(/<([^>]+)>/, (/** @type {any} */_, /** @type {string} */url) => `<${encodeURI(url)}>`);
}
});
return Promise.resolve(parse ? responseData.body : new window.Response(JSON.stringify(responseData.body), {
status: 200,
statusText: 'OK',
headers: responseData.headers
}));
}
}
var _default = exports.default = createPreloadingMiddleware;
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