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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 { IconNames } from '@blueprintjs/icons';
import axios from 'axios';
import { sum } from 'd3-array';
import React from 'react';
import { pluralIfNeeded, QueryManager } from '../../../utils';
import { Capabilities } from '../../../utils/capabilities';
import { HomeViewCard } from '../home-view-card/home-view-card';
export interface LookupsCardProps {
capabilities: Capabilities;
}
export interface LookupsCardState {
lookupsCountLoading: boolean;
lookupsCount: number;
lookupsUninitialized: boolean;
lookupsCountError?: string;
}
export class LookupsCard extends React.PureComponent<LookupsCardProps, LookupsCardState> {
private lookupsQueryManager: QueryManager<Capabilities, any>;
constructor(props: LookupsCardProps, context: any) {
super(props, context);
this.state = {
lookupsCountLoading: false,
lookupsCount: 0,
lookupsUninitialized: false,
};
this.lookupsQueryManager = new QueryManager({
processQuery: async capabilities => {
if (capabilities.hasCoordinatorAccess()) {
const resp = await axios.get('/druid/coordinator/v1/lookups/status');
const data = resp.data;
const lookupsCount = sum(Object.keys(data).map(k => Object.keys(data[k]).length));
return {
lookupsCount,
};
} else {
throw new Error(`must have coordinator access`);
}
},
onStateChange: ({ result, loading, error }) => {
this.setState({
lookupsCount: result ? result.lookupsCount : 0,
lookupsUninitialized: error === 'Request failed with status code 404',
lookupsCountLoading: loading,
lookupsCountError: error,
});
},
});
}
componentDidMount(): void {
const { capabilities } = this.props;
this.lookupsQueryManager.runQuery(capabilities);
}
componentWillUnmount(): void {
this.lookupsQueryManager.terminate();
}
render(): JSX.Element {
const {
lookupsCountLoading,
lookupsCount,
lookupsUninitialized,
lookupsCountError,
} = this.state;
return (
<HomeViewCard
className="lookups-card"
href={'#lookups'}
icon={IconNames.PROPERTIES}
title={'Lookups'}
loading={lookupsCountLoading}
error={!lookupsUninitialized ? lookupsCountError : undefined}
>
<p>
{!lookupsUninitialized ? pluralIfNeeded(lookupsCount, 'lookup') : 'Lookups uninitialized'}
</p>
</HomeViewCard>
);
}
}
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