import { FoamWorkspace } from '../model/workspace';
import { URI } from '../model/uri';
export interface SearchMatch {
    id: string;
    uri: URI;
    title: string;
    type: string;
    tags: string[];
    properties: Record<string, unknown>;
    line: number;
    text: string;
    context_before?: string[];
    context_after?: string[];
}
export interface PropertyFilter {
    key: string;
    /** undefined means "has the property" (any value) */
    value?: string;
}
export interface SearchOptions {
    query?: string;
    tags?: string[];
    properties?: PropertyFilter[];
    type?: string;
    limit?: number;
    context?: number;
    /**
     * How to match `query` against titles and aliases.
     *
     * - `'substring'` (default): the query must appear as a contiguous substring,
     *   case-insensitive. Suitable for `foam search` and similar UX.
     * - `'subsequence'`: the query characters must appear in the candidate in
     *   order but not necessarily contiguous, case-insensitive. Matches VS
     *   Code's `Ctrl+T` symbol-search behavior — `"alt"` matches `"alternative"`.
     */
    matchMode?: 'substring' | 'subsequence';
}
/**
 * Searches the Foam workspace index by title, alias, tag, and/or frontmatter
 * property. Returns one match per note (matched on the title line).
 *
 * This is an in-memory query over the workspace index — it does not read
 * note bodies. For full-text content search, use the file content directly.
 */
export declare function searchWorkspace(workspace: FoamWorkspace, opts: SearchOptions): SearchMatch[];
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