import type { Result } from "effect";
import type { CollectionConfig } from "../types/database-config-types.js";
export type SourceCollectionSelection = "all" | ReadonlyArray<string>;
export type SourceStrictness = "error";
export type UnknownCollectionPolicy = "error" | "preserve";
export type DocumentGraphFragmentErrorPolicy = "error" | "skip-fragment" | "skip-root";
export interface DocumentSourceConfig {
    readonly id: string;
    readonly kind: "documents";
    readonly root: string;
    readonly include?: string | ReadonlyArray<string>;
    readonly exclude?: string | ReadonlyArray<string>;
    readonly format?: string;
    readonly collections?: SourceCollectionSelection;
    readonly unknownCollections?: UnknownCollectionPolicy;
    readonly duplicates?: SourceStrictness;
    readonly outbox: string;
    readonly optional?: boolean;
}
export interface FileSourceConfig {
    readonly id: string;
    readonly kind: "file";
    readonly collection: string;
    readonly file: string;
    readonly format?: string;
}
export interface DirectorySourceConfig {
    readonly id: string;
    readonly kind: "directory";
    readonly collection: string;
    readonly directory: string;
    readonly format: string;
}
export interface AppendOnlyLogSourceConfig {
    readonly id: string;
    readonly kind: "appendOnly";
    readonly collection: string;
    readonly file: string;
    readonly format?: string;
}
/**
 * Context passed to a {@link DocumentGraphTransform} for one decoded fragment.
 */
export interface DocumentGraphTransformContext {
    readonly sourceId: string;
    readonly rootId: string;
    readonly path: string;
    readonly extension: string;
}
/**
 * Pure decode transform for a document-graph fragment. Receives the decoded
 * document and returns a {@link Result}: success carries the (possibly reshaped)
 * document, failure carries a user-defined typed error wrapped by the loader
 * with source/path context.
 */
export type DocumentGraphTransform = (document: unknown, context: DocumentGraphTransformContext) => Result.Result<unknown, unknown>;
export interface DocumentGraphRootConfig {
    readonly id?: string;
    readonly root: string;
    readonly optional?: boolean;
    readonly include?: string | ReadonlyArray<string>;
    readonly exclude?: string | ReadonlyArray<string>;
    readonly collections?: SourceCollectionSelection;
}
export interface DocumentGraphSourceConfig {
    readonly id: string;
    readonly kind: "documentGraph";
    readonly roots: ReadonlyArray<DocumentGraphRootConfig>;
    readonly collections?: SourceCollectionSelection;
    readonly include?: string | ReadonlyArray<string>;
    readonly exclude?: string | ReadonlyArray<string>;
    readonly transform?: DocumentGraphTransform;
    readonly onFragmentError?: DocumentGraphFragmentErrorPolicy;
}
export type DatabaseSourceConfig = DocumentSourceConfig | FileSourceConfig | DirectorySourceConfig | AppendOnlyLogSourceConfig | DocumentGraphSourceConfig;
export interface NormalizedDocumentSourceConfig {
    readonly id: string;
    readonly kind: "documents";
    readonly root: string;
    readonly include: ReadonlyArray<string>;
    readonly exclude: ReadonlyArray<string>;
    readonly format: string;
    readonly collections: ReadonlyArray<string>;
    readonly unknownCollections: UnknownCollectionPolicy;
    readonly duplicates: SourceStrictness;
    readonly outbox: string;
    readonly optional: boolean;
}
export interface NormalizedDocumentGraphRootConfig {
    readonly id: string;
    readonly root: string;
    readonly optional: boolean;
    readonly include: ReadonlyArray<string>;
    readonly exclude: ReadonlyArray<string>;
    readonly collections: ReadonlyArray<string>;
}
export interface NormalizedDocumentGraphSourceConfig {
    readonly id: string;
    readonly kind: "documentGraph";
    readonly roots: ReadonlyArray<NormalizedDocumentGraphRootConfig>;
    readonly collections: ReadonlyArray<string>;
    readonly transform?: DocumentGraphTransform;
    readonly onFragmentError: DocumentGraphFragmentErrorPolicy;
}
export type NormalizedDatabaseSourceConfig = NormalizedDocumentSourceConfig | NormalizedDocumentGraphSourceConfig;
export interface SourceOrientedConfigInput {
    readonly collections: Record<string, CollectionConfig>;
    readonly sources?: ReadonlyArray<DatabaseSourceConfig>;
}
export interface NormalizedSourceConfig {
    readonly collections: ReadonlyArray<string>;
    readonly collectionConfigs: Record<string, CollectionConfig>;
    readonly sources: ReadonlyArray<NormalizedDatabaseSourceConfig>;
}
export declare const relativeToRoot: (root: string, path: string) => string;
export declare const matchesDocumentSourcePattern: (source: Pick<NormalizedDocumentSourceConfig, "root" | "include" | "exclude">, path: string) => boolean;
export declare const normalizeSourceConfig: (config: SourceOrientedConfigInput) => NormalizedSourceConfig;
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