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    <h1>components/Dataset/DatasetDownloadButton.js</h1>
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      <h2 class="header">Maintainability <a href="http://blogs.msdn.com/b/codeanalysis/archive/2007/11/20/maintainability-index-range-and-meaning.aspx"><i class="icon icon-info-sign" rel="popover" data-placement="top" data-trigger="hover" data-content="A value between 0 and 100 that represents the relative ease of maintaining the code. A high value means better maintainability." data-original-title="Maintainability Index"  data-container="body"></i></a></h2>
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    <textarea id="file-source" class="col-md-12">import React from &#039;react&#039;;
import axios from &#039;axios&#039;;
import &#039;./DatasetTable.css&#039;;
import {getDownloadURLByDatasetId} from &quot;../../api/icat/icatPlus&quot;
import { Button } from &#039;react-bootstrap&#039;;

import { getDatasetStatus } from &quot;../../api/icat/icatPlus.js&quot;




import { getDatasetParameterByName } from &#039;../../helpers/DatasetHelper.js&#039;;
import _ from &#039;lodash&#039;;


export default class DatasetDownloadButton extends React.Component {
    constructor(props) {
        super(props);

        this.state = {
            status: &quot;FETCHING&quot;,
            fetching: false,
            fetched: false
        }
    }

    getStatus() {
        axios.get(getDatasetStatus(this.props.sessionId, this.props.id))
            .then(response =&gt; {
                this.setState({
                    status: response.data,
                    fetching: false,
                    fetched: true
                });

            })
            .catch((error) =&gt; {
                this.setState({
                    status: error.response.data.message + &quot; &quot; + this.props.id,
                    fetching: false,
                    fetched: true
                });
            });
    }

    restore(e) {

        axios.get(getDownloadURLByDatasetId(this.props.sessionId, this.props.id))
            .then(response =&gt; {
                this.getStatus();
            })
            .catch((error) =&gt; {
                this.getStatus();
            });

    }

    componentDidMount() {
        if (!this.state.fetching) {
            this.setState({
                fetching: true
            });
        }

        this.getStatus();

    }

    render() {
        var downloadURL = getDownloadURLByDatasetId(this.props.sessionId, this.props.id);
        if (this.state.status === &#039;ONLINE&#039;) {
            return &lt;a style={{ color: &#039;black&#039; }} href={downloadURL}&gt;
                &lt;Button bsStyle=&quot;primary&quot; bsSize=&quot;xsmall&quot;&gt;
                    &lt;span className=&quot;glyphicon glyphicon-download-alt&quot;&gt;&lt;/span&gt;
                    &lt;span style={{ marginLeft: &#039;10px&#039; }} &gt;&lt;/span&gt;
                    Download&lt;/Button&gt;
            &lt;/a&gt;;
        }

        if (this.state.status === &#039;RESTORING&#039;) {
            return &lt;a style={{ color: &#039;black&#039; }} href={downloadURL}&gt;
                &lt;Button variant=&quot;dark&quot; bsSize=&quot;xsmall&quot; &gt;
                    &lt;span bsSize=&quot;xsmall&quot; className=&quot;glyphicon glyphicon-repeat fast-right-spinner&quot;&gt;&lt;/span&gt;
                    &lt;span style={{ color: &#039;black&#039;, marginLeft: &#039;10px&#039; }} &gt;Restoring&lt;/span&gt;
                &lt;/Button&gt;
            &lt;/a&gt;;
        }

        if (this.state.status === &#039;ARCHIVED&#039;) {
            return &lt;Button variant=&quot;light&quot; bsSize=&quot;xsmall&quot; onClick={(e) =&gt; { this.restore(e) }}&gt;
                &lt;span style={{ color: &#039;black&#039; }} className=&quot;glyphicon glyphicon-tasks&quot;&gt;&lt;/span&gt;
                &lt;span style={{ color: &#039;black&#039;, marginLeft: &#039;10px&#039; }} &gt;Restore&lt;/span&gt;
            &lt;/Button&gt;;
        }

        if (this.state.status === &#039;FETCHING&#039;) {
            return &lt;span&gt;&lt;span style={{ marginLeft: &#039;10px&#039; }} className=&quot;glyphicon glyphicon-repeat fast-right-spinner&quot;&gt;&lt;/span&gt;&lt;/span&gt;;
        }

        return &lt;span&gt;{this.state.status}&lt;/span&gt;;
    }

};</textarea>
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