feat: refactor agreement modal and create folders to classify components (#1686)

* refactor: refactor agreement modal and create folders to classify components

* fix: i18

* fix: i18

* fix: i18n

web/src/common/select/LanguageSelect.js

@@ -0,0 +1,66 @@
+// Copyright 2021 The Casdoor 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 * as Setting from "../../Setting";
+import {Dropdown} from "antd";
+import "../../App.less";
+import {GlobalOutlined} from "@ant-design/icons";
+
+function flagIcon(country, alt) {
+  return (
+    <img width={24} alt={alt} src={`${Setting.StaticBaseUrl}/flag-icons/${country}.svg`} />
+  );
+}
+
+class LanguageSelect extends React.Component {
+  constructor(props) {
+    super(props);
+    this.state = {
+      classes: props,
+      languages: props.languages ?? Setting.Countries.map(item => item.key),
+    };
+
+    Setting.Countries.forEach((country) => {
+      new Image().src = `${Setting.StaticBaseUrl}/flag-icons/${country.country}.svg`;
+    });
+  }
+
+  items = Setting.Countries.map((country) => Setting.getItem(country.label, country.key, flagIcon(country.country, country.alt)));
+
+  getOrganizationLanguages(languages) {
+    const select = [];
+    for (const language of languages) {
+      this.items.map((item, index) => item.key === language ? select.push(item) : null);
+    }
+    return select;
+  }
+
+  render() {
+    const languageItems = this.getOrganizationLanguages(this.state.languages);
+    const onClick = (e) => {
+      Setting.setLanguage(e.key);
+    };
+
+    return (
+      <Dropdown menu={{items: languageItems, onClick}} >
+        <div className="select-box" style={{display: languageItems.length === 0 ? "none" : null, ...this.props.style}} >
+          <GlobalOutlined style={{fontSize: "24px", color: "#4d4d4d"}} />
+        </div>
+      </Dropdown>
+    );
+  }
+}
+
+export default LanguageSelect;