54 lines
1.4 KiB
TypeScript
54 lines
1.4 KiB
TypeScript
/*
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* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
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* or more contributor license agreements. Licensed under the Elastic License;
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* you may not use this file except in compliance with the Elastic License.
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*/
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import { SuggestionRequest, VisualizationSuggestion, TableSuggestion } from '../types';
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import { State } from './types';
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import { LensIconChartMetric } from '../assets/chart_metric';
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/**
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* Generate suggestions for the metric chart.
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*
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* @param opts
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*/
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export function getSuggestions({
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table,
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state,
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keptLayerIds,
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}: SuggestionRequest<State>): Array<VisualizationSuggestion<State>> {
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// We only render metric charts for single-row queries. We require a single, numeric column.
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if (
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table.isMultiRow ||
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keptLayerIds.length > 1 ||
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(keptLayerIds.length && table.layerId !== keptLayerIds[0]) ||
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table.columns.length !== 1 ||
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table.columns[0].operation.dataType !== 'number'
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) {
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return [];
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}
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// don't suggest current table if visualization is active
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if (state && table.changeType === 'unchanged') {
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return [];
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}
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return [getSuggestion(table)];
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}
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function getSuggestion(table: TableSuggestion): VisualizationSuggestion<State> {
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const col = table.columns[0];
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const title = table.label || col.operation.label;
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return {
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title,
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score: 0.1,
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previewIcon: LensIconChartMetric,
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state: {
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layerId: table.layerId,
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accessor: col.columnId,
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},
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};
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}
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