1 files changed, 115 insertions, 0 deletions
diff --git a/server/sonar-web/src/main/js/helpers/request.js b/server/sonar-web/src/main/js/helpers/request.js
new file mode 100644
index 00000000000..74a5eaaf3bc
--- /dev/null
+++ b/server/sonar-web/src/main/js/helpers/request.js
@@ -0,0 +1,115 @@
+import _ from 'underscore';
+
+/**
+ * Default options for any request
+ * @type {{credentials: string}}
+ */
+const OPTIONS = {
+  type: 'GET',
+  credentials: 'same-origin'
+};
+
+
+/**
+ * Default request headers
+ * @type {{Accept: string}}
+ */
+const HEADERS = {
+  'Accept': 'application/json'
+};
+
+
+/**
+ * Create a query string from an object
+ * @param {object} parameters
+ * @returns {string}
+ */
+function queryString (parameters) {
+  return Object.keys(parameters)
+      .map(key => {
+        return `${encodeURIComponent(key)}=${encodeURIComponent(parameters[key])}`;
+      })
+      .join('&');
+}
+
+
+/**
+ * Request
+ */
+class Request {
+  constructor (url) {
+    this.url = url;
+    this.options = {};
+    this.headers = {};
+  }
+
+  submit () {
+    let url = this.url;
+    let options = _.defaults(this.options, OPTIONS);
+    let headers = _.defaults(this.headers, HEADERS);
+    options.headers = headers;
+    if (this.data) {
+      if (options.type === 'GET') {
+        url += '?' + queryString(this.data);
+      } else {
+        options.body = queryString(this.data);
+      }
+    }
+    return window.fetch(url, options);
+  }
+
+  setData (data) {
+    this.data = data;
+    return this;
+  }
+}
+
+
+/**
+ * Make a request
+ * @param {string} url
+ * @returns {Request}
+ */
+export function request (url) {
+  return new Request(url);
+}
+
+
+/**
+ * Check that response status is ok
+ * @param response
+ * @returns {*}
+ */
+export function checkStatus (response) {
+  if (response.status >= 200 && response.status < 300) {
+    return response;
+  } else {
+    var error = new Error(response.status);
+    error.response = response;
+    throw error;
+  }
+}
+
+
+/**
+ * Parse response as JSON
+ * @param response
+ * @returns {object}
+ */
+export function parseJSON (response) {
+  return response.json();
+}
+
+
+/**
+ * Shortcut to do a GET request and return response json
+ * @param url
+ * @param data
+ */
+export function getJSON (url, data) {
+  return request(url)
+      .setData(data)
+      .submit()
+      .then(checkStatus)
+      .then(parseJSON);
+}
+\ No newline at end of file