/**
 * Port of TypeMapper.php — type mappings for PHP casts, rules, resources.
 */
import type { SchemaReader } from './schema-reader.js';
type Rule = string | ['rule_in', string[]] | ['rule_unique_ignore', string, string];
/**
 * Effective primary-key type for a ManyToOne foreign key column.
 * Property-level `idType:` wins (required for targets outside the schema set),
 * then the target schema's `options.id`, then an integer-family default.
 * Issue #237.
 */
export declare function resolveFkIdType(property: Record<string, unknown>, target: string, reader: SchemaReader): string;
/** Laravel validation rule type for a ManyToOne FK (Issue #36, #237). */
export declare function resolveFkRuleType(property: Record<string, unknown>, target: string, reader: SchemaReader): 'integer' | 'uuid' | 'string';
/** Eloquent cast for a ManyToOne FK column. */
export declare function resolveFkCast(property: Record<string, unknown>, target: string, reader: SchemaReader): 'integer' | 'string' | null;
/** `@property` doc type for a ManyToOne FK column. */
export declare function resolveFkPhpDocType(property: Record<string, unknown>, target: string, reader: SchemaReader, nullable: boolean): string;
/** Map Omnify property type to PHP cast. */
export declare function toCast(type: string, property?: Record<string, unknown>): string | null;
/** Map Omnify property type to PHP doc type. */
export declare function toPhpDocType(type: string, nullable?: boolean): string;
/**
 * Generate validation rules for a property (Store request).
 *
 * @param fkRuleType - For ManyToOne associations, the validation rule type
 *   matching the target schema's primary key ('integer' for Int/BigInt PKs,
 *   'uuid' for Uuid PKs, 'string' for Ulid/String PKs). Defaults to 'integer'
 *   for backwards compatibility. Issue #36.
 */
export declare function toStoreRules(property: Record<string, unknown>, tableName: string, fkRuleType?: 'integer' | 'uuid' | 'string'): Rule[];
/** Generate validation rules for a property (Update request). */
export declare function toUpdateRules(property: Record<string, unknown>, tableName: string, modelRouteParam: string, fkRuleType?: 'integer' | 'uuid' | 'string'): Rule[];
/** Format validation rules as PHP code string. */
export declare function formatRules(rules: Rule[]): string;
/** Resolve enum values from property definition. */
export declare function resolveEnumValues(property: Record<string, unknown>): string[] | null;
/** Check if a property type should be hidden by default. */
export declare function isHiddenByDefault(type: string): boolean;
/** Check if a property needs a cast. */
export declare function needsCast(type: string): boolean;
/** Get the resource output expression for a property. */
export declare function toResourceExpression(fieldName: string, type: string): string;
export {};