Add HomePage.

web/src/basic/HomePage.js

@@ -0,0 +1,103 @@
+// Copyright 2021 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 React from "react";
+import {Card, Col, Row} from "antd";
+import * as Setting from "../Setting";
+import SingleCard from "./SingleCard";
+
+class HomePage extends React.Component {
+  constructor(props) {
+    super(props);
+    this.state = {
+      classes: props,
+    };
+  }
+
+  getItems() {
+    let items = [];
+    if (Setting.isAdminUser(this.props.account)) {
+      items = [
+        {link: "/organizations", name: "Organizations", organizer: "User containers"},
+        {link: "/users", name: "Users", organizer: "Users under all organizations"},
+        {link: "/providers", name: "Providers", organizer: "OAuth providers"},
+        {link: "/applications", name: "Applications", organizer: "Applications that requires authentication"},
+      ];
+    }
+
+    for (let i = 0; i < items.length; i ++) {
+      items[i].logo = `https://cdn.casbin.com/static/img${items[i].link}.png`;
+      items[i].createdTime = "";
+    }
+
+    return items
+  }
+
+  renderCards() {
+    const items = this.getItems();
+
+    if (Setting.isMobile()) {
+      return (
+        <Card bodyStyle={{padding: 0}}>
+          {
+            items.map(item => {
+              return (
+                <SingleCard logo={item.logo} link={item.link} title={item.name} desc={item.organizer} isSingle={items.length === 1} />
+              )
+            })
+          }
+        </Card>
+      )
+    } else {
+      return (
+        <div>
+          <Row>
+            <Col span={1}>
+            </Col>
+            <Col span={22}>
+              <Row style={{marginLeft: "-20px", marginRight: "-20px", marginTop: "20px"}} gutter={24}>
+                {
+                  items.map(item => {
+                    return (
+                      <SingleCard logo={item.logo} link={item.link} title={item.name} desc={item.organizer} time={item.createdTime} isSingle={items.length === 1} />
+                    )
+                  })
+                }
+              </Row>
+            </Col>
+            <Col span={1}>
+            </Col>
+          </Row>
+        </div>
+      )
+    }
+  }
+
+  render() {
+    return (
+      <div>
+        &nbsp;
+        <Row style={{width: "100%"}}>
+          <Col span={24} style={{display: "flex", justifyContent:  "center"}} >
+            {
+              this.renderCards()
+            }
+          </Col>
+        </Row>
+      </div>
+    )
+  }
+}
+
+export default HomePage;