/**
 * @fileoverview Shared Open Charge Map attribution string, the status-availability classifier, and
 * the reliability-note helper — plain-prose caveats derived from observable facts (verification age,
 * operational flag, status availability, placeholder 0,0 coordinates, fault-vs-positive check-in
 * counts). No synthetic score (per the no-fabricated-signal rule).
 * @module services/openchargemap/attribution
 */
import type { NormalizedComment } from './types.js';
/** Mandatory CC BY 4.0 attribution, surfaced in every tool's output. */
export declare const ATTRIBUTION = "Station data \u00A9 Open Charge Map contributors, licensed under CC BY 4.0 (openchargemap.org).";
/**
 * How usable a registry status says the station is right now, independent of OCM's `IsOperational`
 * boolean. Only the two statuses whose title contradicts that boolean are classified; every other
 * status agrees with the flag and returns undefined so the flag speaks for itself.
 */
export declare function statusAvailability(statusTypeId: number | undefined): 'unavailable' | 'partial' | undefined;
/**
 * True when a comment reports a bad visit. The check-in outcome is the primary signal — OCM marks
 * all but one of its 18 outcomes positive or negative ("Did Not Visit Location" carries no verdict),
 * and a failed charge is routinely filed under the "General Comment" type. A fault-report comment
 * type still counts on its own, since it flags a problem even when the visitor recorded a positive
 * or no check-in. Shared with the comment renderers so a row this counts is never left unlisted.
 */
export declare function isFaultComment(c: {
    commentType?: string | undefined;
    checkinStatusIsPositive?: boolean | undefined;
}): boolean;
/**
 * Compose a plain-prose reliability caveat from observable facts, or undefined when there is
 * nothing to flag (status fresh, operational, no fault reports).
 */
export declare function buildReliabilityNote(input: {
    status: string | undefined;
    statusTypeId?: number | undefined;
    isOperational: boolean | undefined;
    dateLastVerified: string | null | undefined;
    comments: NormalizedComment[] | undefined;
    coordinates?: {
        latitude: number;
        longitude: number;
    };
}): string | undefined;
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