text: /*
  Copyright 2018 New Vector Ltd
  Copyright 2019 The Matrix.org Foundation C.I.C.
  
  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 PropTypes from 'prop-types';
  import {TopLeftMenu} from '../views/context_menus/TopLeftMenu';
  import BaseAvatar from '../views/avatars/BaseAvatar';
  import MatrixClientPeg from '../../MatrixClientPeg';
  import Avatar from '../../Avatar';
  import { _t } from '../../languageHandler';
  import dis from "../../dispatcher";
  import {ContextMenu, ContextMenuButton} from "./ContextMenu";
  
  const AVATAR_SIZE = 28;
  
  export default class TopLeftMenuButton extends React.Component {
      static propTypes = {
          collapsed: PropTypes.bool.isRequired,
      };
  
      static displayName = 'TopLeftMenuButton';
  
      constructor() {
          super();
          this.state = {
              menuDisplayed: false,
              profileInfo: null,
          };
      }
  
      async _getProfileInfo() {
          const cli = MatrixClientPeg.get();
          const userId = cli.getUserId();
          const profileInfo = await cli.getProfileInfo(userId);
          const avatarUrl = Avatar.avatarUrlForUser(
              {avatarUrl: profileInfo.avatar_url},
              AVATAR_SIZE, AVATAR_SIZE, "crop");
  
          return {
              userId,
              name: profileInfo.displayname,
              avatarUrl,
          };
      }
  
      async componentDidMount() {
          this._dispatcherRef = dis.register(this.onAction);
  
          try {
              const profileInfo = await this._getProfileInfo();
              this.setState({profileInfo});
          } catch (ex) {
              console.log("could not fetch profile");
              console.error(ex);
          }
      }
  
      componentWillUnmount() {
          dis.unregister(this._dispatcherRef);
      }
  
      onAction = (payload) => {
          // For accessibility
          if (payload.action === "toggle_top_left_menu") {
              if (this._buttonRef) this._buttonRef.click();
          }
      };
  
      _getDisplayName() {
          if (MatrixClientPeg.get().isGuest()) {
              return _t("Guest");
          } else if (this.state.profileInfo) {
              return this.state.profileInfo.name;
          } else {
              return MatrixClientPeg.get().getUserId();
          }
      }
  
      openMenu = (e) => {
          e.preventDefault();
          e.stopPropagation();
          this.setState({ menuDisplayed: true });
      };
  
      closeMenu = () => {
          this.setState({
              menuDisplayed: false,
          });
      };
  
      render() {
          const cli = MatrixClientPeg.get().getUserId();
  
          const name = this._getDisplayName();
          let nameElement;
          let chevronElement;
          if (!this.props.collapsed) {
              nameElement = <div className="mx_TopLeftMenuButton_name">
                  { name }
              </div>;
              chevronElement = <span className="mx_TopLeftMenuButton_chevron" />;
          }
  
          let contextMenu;
          if (this.state.menuDisplayed) {
              const elementRect = this._buttonRef.getBoundingClientRect();
  
              contextMenu = (
                  <ContextMenu
                      chevronFace="none"
                      left={elementRect.left}
                      top={elementRect.top + elementRect.height}
                      onFinished={this.closeMenu}
                  >
                      <TopLeftMenu displayName={name} userId={cli} onFinished={this.closeMenu} />
                  </ContextMenu>
              );
          }
  
          return <React.Fragment>
              <ContextMenuButton
                  className="mx_TopLeftMenuButton"
                  onClick={this.openMenu}
                  inputRef={(r) => this._buttonRef = r}
                  label={_t("Your profile")}
                  isExpanded={this.state.menuDisplayed}
              >
                  <BaseAvatar
                      idName={MatrixClientPeg.get().getUserId()}
                      name={name}
                      url={this.state.profileInfo && this.state.profileInfo.avatarUrl}
                      width={AVATAR_SIZE}
                      height={AVATAR_SIZE}
                      resizeMethod="crop"
                  />
                  { nameElement }
                  { chevronElement }
              </ContextMenuButton>
  
              { contextMenu }
          </React.Fragment>;
      }
  }
  