element-web/src/components/views/groups/GroupTile.js

/*
Copyright 2017 Vector Creations Ltd

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 * as sdk from '../../../index';
import dis from '../../../dispatcher/dispatcher';
import FlairStore from '../../../stores/FlairStore';
import MatrixClientContext from "../../../contexts/MatrixClientContext";
import { replaceableComponent } from "../../../utils/replaceableComponent";
import { mediaFromMxc } from "../../../customisations/Media";
import { _t } from "../../../languageHandler";
import TagOrderActions from "../../../actions/TagOrderActions";
import GroupFilterOrderStore from "../../../stores/GroupFilterOrderStore";

@replaceableComponent("views.groups.GroupTile")
class GroupTile extends React.Component {
    static propTypes = {
        groupId: PropTypes.string.isRequired,
        // Whether to show the short description of the group on the tile
        showDescription: PropTypes.bool,
        // Height of the group avatar in pixels
        avatarHeight: PropTypes.number,
    };

    static contextType = MatrixClientContext;

    static defaultProps = {
        showDescription: true,
        avatarHeight: 50,
    };

    state = {
        profile: null,
    };

    componentDidMount() {
        FlairStore.getGroupProfileCached(this.context, this.props.groupId).then((profile) => {
            this.setState({ profile });
        }).catch((err) => {
            console.error('Error whilst getting cached profile for GroupTile', err);
        });
    }

    onClick = e => {
        e.preventDefault();
        dis.dispatch({
            action: 'view_group',
            group_id: this.props.groupId,
        });
    };

    onPinClick = e => {
        e.preventDefault();
        e.stopPropagation();
        dis.dispatch(TagOrderActions.moveTag(this.context, this.props.groupId, 0));
    };

    onUnpinClick = e => {
        e.preventDefault();
        e.stopPropagation();
        dis.dispatch(TagOrderActions.removeTag(this.context, this.props.groupId));
    };

    render() {
        const BaseAvatar = sdk.getComponent('avatars.BaseAvatar');
        const AccessibleButton = sdk.getComponent('elements.AccessibleButton');
        const profile = this.state.profile || {};
        const name = profile.name || this.props.groupId;
        const avatarHeight = this.props.avatarHeight;
        const descElement = this.props.showDescription ?
            <div className="mx_GroupTile_desc">{ profile.shortDescription }</div> :
            <div />;
        const httpUrl = profile.avatarUrl
            ? mediaFromMxc(profile.avatarUrl).getSquareThumbnailHttp(avatarHeight)
            : null;

        const avatarElement = (
            <div className="mx_GroupTile_avatar">
                <BaseAvatar
                    name={name}
                    idName={this.props.groupId}
                    url={httpUrl}
                    width={avatarHeight}
                    height={avatarHeight} />
            </div>
        );

        return <AccessibleButton className="mx_GroupTile" onClick={this.onClick}>
            { avatarElement }
            <div className="mx_GroupTile_profile">
                <div className="mx_GroupTile_name">{ name }</div>
                { descElement }
                <div className="mx_GroupTile_groupId">{ this.props.groupId }</div>
                { !(GroupFilterOrderStore.getOrderedTags() || []).includes(this.props.groupId)
                    ? <AccessibleButton kind="link" onClick={this.onPinClick}>
                        { _t("Pin") }
                    </AccessibleButton>
                    : <AccessibleButton kind="link" onClick={this.onUnpinClick}>
                        { _t("Unpin") }
                    </AccessibleButton>
                }
            </div>
        </AccessibleButton>;
    }
}

export default GroupTile;