添加项目文件。

Epost.TestToolsWeb/Content/code/es-modules/mixins/ajax.js

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+/* *
+ * (c) 2010-2017 Christer Vasseng, Torstein Honsi
+ *
+ * License: www.highcharts.com/license
+ */
+
+'use strict';
+
+import H from '../parts/Globals.js';
+
+/**
+ * @interface Highcharts.AjaxSettings
+ *//**
+ * The URL to call.
+ *
+ * @name Highcharts.AjaxSettings#url
+ * @type {string}
+ *//**
+ * The verb to use.
+ *
+ * @name Highcharts.AjaxSettings#type
+ * @type {"get"|"post"|"update"|"delete"}
+ *//**
+ * The data type expected.
+ *
+ * @name Highcharts.AjaxSettings#dataType
+ * @type {"json"|"xml"|"text"|"octet"}
+ *//**
+ * Function to call on success.
+ *
+ * @name Highcharts.AjaxSettings#success
+ * @type {Function}
+ *//**
+ * Function to call on error.
+ *
+ * @name Highcharts.AjaxSettings#error
+ * @type {Function}
+ *//**
+ * The payload to send.
+ *
+ * @name Highcharts.AjaxSettings#data
+ * @type {object}
+ *//**
+ * The headers; keyed on header name.
+ *
+ * @name Highcharts.AjaxSettings#headers
+ * @type {object}
+ */
+
+/**
+ * Perform an Ajax call.
+ *
+ * @function Highcharts.ajax
+ *
+ * @param {Highcharts.AjaxSettings} attr
+ *        The Ajax settings to use.
+ */
+H.ajax = function (attr) {
+    var options = H.merge(true, {
+            url: false,
+            type: 'GET',
+            dataType: 'json',
+            success: false,
+            error: false,
+            data: false,
+            headers: {}
+        }, attr),
+        headers = {
+            json: 'application/json',
+            xml: 'application/xml',
+            text: 'text/plain',
+            octet: 'application/octet-stream'
+        },
+        r = new XMLHttpRequest();
+
+    function handleError(xhr, err) {
+        if (options.error) {
+            options.error(xhr, err);
+        } else {
+            // Maybe emit a highcharts error event here
+        }
+    }
+
+    if (!options.url) {
+        return false;
+    }
+
+    r.open(options.type.toUpperCase(), options.url, true);
+    r.setRequestHeader(
+        'Content-Type',
+        headers[options.dataType] || headers.text
+    );
+
+    H.objectEach(options.headers, function (val, key) {
+        r.setRequestHeader(key, val);
+    });
+
+    r.onreadystatechange = function () {
+        var res;
+
+        if (r.readyState === 4) {
+            if (r.status === 200) {
+                res = r.responseText;
+                if (options.dataType === 'json') {
+                    try {
+                        res = JSON.parse(res);
+                    } catch (e) {
+                        return handleError(r, e);
+                    }
+                }
+                return options.success && options.success(res);
+            }
+
+            handleError(r, r.responseText);
+        }
+    };
+
+    try {
+        options.data = JSON.stringify(options.data);
+    } catch (e) {}
+
+    r.send(options.data || true);
+};