created request file

packages/strapi-plugin-setings-manager/admin/src/utils/request.js

@@ -0,0 +1,75 @@
+import 'whatwg-fetch';
+
+/**
+ * Parses the JSON returned by a network request
+ *
+ * @param  {object} response A response from a network request
+ *
+ * @return {object}          The parsed JSON from the request
+ */
+function parseJSON(response) {
+  return response.json();
+}
+
+/**
+ * Checks if a network request came back fine, and throws an error if not
+ *
+ * @param  {object} response   A response from a network request
+ *
+ * @return {object|undefined} Returns either the response, or throws an error
+ */
+function checkStatus(response) {
+  if (response.status >= 200 && response.status < 300) {
+    return response;
+  }
+
+  return parseJSON(response).then(responseFormatted => {
+    const error = new Error(response.statusText);
+    error.response = response;
+    error.response.payload = responseFormatted;
+    throw error;
+  });
+}
+
+/**
+ * Format query params
+ *
+ * @param params
+ * @returns {string}
+ */
+function formatQueryParams(params) {
+  return Object.keys(params)
+    .map(k => `${encodeURIComponent(k)}=${encodeURIComponent(params[k])}`)
+    .join('&');
+}
+
+/**
+ * Requests a URL, returning a promise
+ *
+ * @param  {string} url       The URL we want to request
+ * @param  {object} [options] The options we want to pass to "fetch"
+ *
+ * @return {object}           The response data
+ */
+export default function request(url, options) {
+  const optionsObj = options || {};
+
+  // Set headers
+  optionsObj.headers = {
+    'Content-Type': 'application/json',
+  };
+
+  // Add parameters to url
+  let urlFormatted = url;
+  if (optionsObj && optionsObj.params) {
+    const params = formatQueryParams(optionsObj.params);
+    urlFormatted = `${url}?${params}`;
+  }
+
+  // Stringify body object
+  if (optionsObj && optionsObj.body) {
+    optionsObj.body = JSON.stringify(optionsObj.body);
+  }
+
+  return fetch(urlFormatted, optionsObj).then(checkStatus).then(parseJSON);
+}