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RelevanceInspector (Deprecated)

The RelevanceInspector controller is in charge of allowing displaying various debug information.

Methods

disable

Disables debug mode.

enable

Enables debug mode.

subscribe

Adds a callback that’s invoked on state change.

Parameters

  • listener: () ⇒ void

    A callback that’s invoked on state change.

Returns Unsubscribe: A function to remove the listener.

Attributes

state

The state of the RelevanceInspector controller.

Properties

Initialize

buildRelevanceInspector

Creates a RelevanceInspector controller instance.

Parameters

  • engine: SearchEngine

    The headless engine.

  • props: RelevanceInspectorProps

    The configurable RelevanceInspector properties.

Returns RelevanceInspector

RelevanceInspectorProps

The configurable RelevanceInspector properties.

Properties

RelevanceInspectorInitialState

The initial state that should be applied to the RelevanceInspector controller.

Properties

  • enabled?: boolean

    Whether debug mode should be enabled.

ExecutionReport

Properties

  • children: ExecutionStep[]

    The steps involved in processing the query.

  • duration: number

    The total time, in milliseconds, needed to process the query.

ExecutionStep

Properties

  • [key: string]: unknown

    Custom keys for the step, holding additional debugging information.

  • description: string

    The step description.

  • duration: number

    The time, in milliseconds, spent on the step.

  • name: string

    The step name.

  • children?: ExecutionStep[]

    The sub-steps making up the step.

  • result?: Record<string, unknown>

    The values returned by the step.

HighlightKeyword

Properties

  • length: number

    The length of the offset.

  • offset: number

    The 0 based offset inside the string where the highlight should start.

QueryExpressions

Properties

  • advancedExpression: string

    The dynamic filter expression, sent as the aq parameter in the request.

  • basicExpression: string

    The search query.

  • constantExpression: string

    The static filter expression, typically set by a Tab.

QueryRankingExpression

Properties

  • expression: string

    The query ranking expression (QRE).

  • modifier: string

    The change to the ranking score applied by the query ranking expression (QRE).

Raw

Properties

  • [key: string]: unknown

    Custom keys that depend on the documents in the index.

Result

Properties

  • absentTerms: string[]

    The basic query expression terms which this query result item does not match. Note: This property is populated by terms from the query pipeline-processed q value (not from the original q value).

  • clickUri: string

    The hyperlinkable item URI. Notes: Use the clickUri value when you want to create hyperlinks to the item, rather than the uri or printableUri value.

  • excerpt: string

    The contextual excerpt generated for the item (see the excerptLength query parameter).

  • excerptHighlights: HighlightKeyword[]

    The length and offset of each word to highlight in the item excerpt string.

  • firstSentences: string

    The first sentences retrieved from the item (see the retrieveFirstSentences query parameter).

  • firstSentencesHighlights: HighlightKeyword[]

    The length and offset of each word to highlight in the item firstSentences string.

  • flags: string

    The flags that are set on the item by the index. Distinct values are separated by semicolons.

  • hasHtmlVersion: boolean

    Whether the index contains an HTML version of this item.

  • isRecommendation: boolean

    Whether the item score was boosted as a Coveo ML recommendation.

  • isTopResult: boolean

    Whether the item score was boosted by a featured result rule in the query pipeline.

  • percentScore: number

    The item ranking score expressed as a percentage (see the sortCriteria and rankingFunctions query parameters).

  • printableUri: string

    The human readable item URI. Note: Avoid using the printableUri value to create hyperlinks to the item. Use the clickUri value instead.

  • printableUriHighlights: HighlightKeyword[]

    The length and offset of each word to highlight in the item printableUri string.

  • rankingInfo: string | null

    The raw debug information generated by the index to detail how the item was ranked. This property is null unless the debug query parameter is set to true.

  • raw: Raw

    The values of the fields which were retrieved for this item (see the fieldsToInclude and fieldsToExclude query parameters).

  • score: number

    The total ranking score computed for the item (see the sortCriteria and rankingFunctions query parameters).

  • summary: null

    The item summary (see the summaryLength query parameter).

  • summaryHighlights: HighlightKeyword[]

    The length and offset of each word to highlight in the item summary string.

  • title: string

    Contains the title of the item.

  • titleHighlights: HighlightKeyword[]

    The length and offset of each word to highlight in the item title string.

  • uniqueId: string

    The unique item identifier. You should consider the uniqueId value as an opaque string.

  • uri: string

    The item URI. Notes: Avoid using the uri value to create hyperlinks to the item. Use the clickUri value instead.

  • rankingModifier?: string

    If applicable, represents the type of ranking modification that was applied to this result.

ResultRankingInformation

Properties

  • ranking: RankingInformation | null

    The ranking information for the associated result.

  • result: Result

    The result.

SecurityIdentity

Properties

  • name: string

    The security identity name.

  • provider: string

    The security identity provider.

  • type: string

    The security identity type. Possible values are USER, GROUP, VIRTUAL_GROUP, or UNKNOWN.

Unsubscribe

Call signatures

  • (): void

Example Implementation

relevance-inspector.fn.tsx

import {useEffect, useState, FunctionComponent} from 'react';
import {RelevanceInspector as HeadlessRelevanceInspector} from '@coveo/headless';
 
interface RelevanceInspectorProps {
  controller: HeadlessRelevanceInspector;
}
 
export const RelevanceInspector: FunctionComponent<RelevanceInspectorProps> = (
  props
) => {
  const {controller} = props;
  const [state, setState] = useState(controller.state);
 
  useEffect(
    () =>
      controller.subscribe(() => {
        console.info('Debug information [fn]', controller.state);
        setState(controller.state);
      }),
    []
  );
 
  return (
    <div>
      <label>
        Enable debug mode:{' '}
        <input
          type="checkbox"
          checked={state.isEnabled}
          onChange={() =>
            state.isEnabled ? controller.disable() : controller.enable()
          }
        />
      </label>
    </div>
  );
};
 
// usage
 
/**
 * ```tsx
 * const controller = buildRelevanceInspector(engine);
 *
 * <RelevanceInspector controller={controller} />;
 * ```
 */

Associated Engines

The RelevanceInspector controller is available in the following engine: