Add NavBar.

web/src/Setting.js

@@ -0,0 +1,79 @@
+// Copyright 2020 The casbin Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import {message} from "antd";
+import React from "react";
+import {isMobile as isMobileDevice} from "react-device-detect";
+
+export let ServerUrl = '';
+
+export function initServerUrl() {
+  const hostname = window.location.hostname;
+  if (hostname === 'localhost') {
+    ServerUrl = `http://${hostname}:10000`;
+  }
+}
+
+export function parseJson(s) {
+  if (s === "") {
+    return null;
+  } else {
+    return JSON.parse(s);
+  }
+}
+
+export function goToLink(link) {
+  window.location.href = link;
+}
+
+export function showMessage(type, text) {
+  if (type === "") {
+    return;
+  } else if (type === "success") {
+    message.success(text);
+  } else if (type === "error") {
+    message.error(text);
+  }
+}
+
+export function isMobile() {
+  // return getIsMobileView();
+  return isMobileDevice;
+}
+
+export function getShortName(s) {
+  return s.split('/').slice(-1)[0];
+}
+
+function getRandomInt(s) {
+  let hash = 0;
+  if (s.length !== 0) {
+    for (let i = 0; i < s.length; i ++) {
+      let char = s.charCodeAt(i);
+      hash = ((hash << 5) - hash) + char;
+      hash = hash & hash;
+    }
+  }
+
+  return hash;
+}
+
+export function getAvatarColor(s) {
+  const colorList = ['#f56a00', '#7265e6', '#ffbf00', '#00a2ae'];
+  let random = getRandomInt(s);
+  if (random < 0) {
+    random = -random;
+  }
+  return colorList[random % 4];
+}