webapp/components/file_attachment_list/index.js


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// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.

import {connect} from 'react-redux';
import {bindActionCreators} from 'redux';
import {getMissingFilesForPost} from 'mattermost-redux/actions/files';
import {makeGetFilesForPost} from 'mattermost-redux/selectors/entities/files';

import FileAttachmentList from './file_attachment_list.jsx';

function makeMapStateToProps() {
    const selectFilesForPost = makeGetFilesForPost();
    return function mapStateToProps(state, ownProps) {
        const postId = ownProps.post ? ownProps.post.id : '';
        const fileInfos = selectFilesForPost(state, postId);

        let fileCount = 0;
        if (ownProps.post.file_ids) {
            fileCount = ownProps.post.file_ids.length;
        } else if (ownProps.post.filenames) {
            fileCount = ownProps.post.filenames.length;
        }

        return {
            ...ownProps,
            fileInfos,
            fileCount
        };
    };
}

function mapDispatchToProps(dispatch) {
    return {
        actions: bindActionCreators({
            getMissingFilesForPost
        }, dispatch)
    };
}

export default connect(makeMapStateToProps, mapDispatchToProps)(FileAttachmentList);