import { type MetaData, type MetaRoot, MetaObject } from "@metaobjectsdev/metadata";
import type { ColumnNamingStrategy } from "../metaobjects-config.js";
import type { ViewSpec } from "./view-spec.js";
export interface ExtractContext {
    readonly columnNamingStrategy: ColumnNamingStrategy;
}
/**
 * The physical view name for a projection — its read-only source `@table`, else
 * derived from the projection name.
 *
 * Exposed for the read-model generator (`renderProjectionDecl`), which needs the
 * view name but NOT the join/DDL resolution. Read-model generation works for a
 * standalone read-only view-entity (explicit columns, no `extends`); only
 * {@link extractViewSpec} — which generates the join-backed view DDL — requires a
 * base entity to extend.
 */
export declare function projectionViewName(projection: MetaObject, columnNamingStrategy: ColumnNamingStrategy): string;
/**
 * FR-024 (ADR-0029): the entity NAMED by a node's dotted extends ref — the
 * owner part of `<owner>.<child>...` resolved as an object. Mirrors the
 * loader's `_refNamedOwner`: the ref names the anchor, never the physical
 * declaring ancestor of an inherited child.
 */
export declare function refNamedOwner(node: MetaData, root: MetaRoot): MetaObject | undefined;
/**
 * Walk a projection's origin children to produce a ViewSpec.
 *
 * @param projection  The projection entity (has a source[dbView] child
 *                    and extends a writable entity).
 * @param root        The loader's MetaRoot — all top-level objects are
 *                    direct children of root (returned by `MetaDataLoader.load()`
 *                    or `MetaDataLoader.fromDirectory()` as `result.root`).
 * @param ctx         Column naming strategy for SQL identifiers.
 */
export declare function extractViewSpec(projection: MetaObject, root: MetaRoot, ctx: ExtractContext): ViewSpec;
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