import type { ApplogValue, EntityID } from '../applog/datom-types.ts';
import type { Thread } from '../thread/basic.ts';
import { ObjectBuilder } from './builder.ts';
import { type ISignalAdapter, type IVMInstance, type ViewModelFactoryOptions } from './types.ts';
/**
 * Default signal adapter — reads Subscribable values directly (snapshot).
 * Subscribe-once to keep .value current. No framework reactivity.
 */
export declare const DefaultSignalAdapter: ISignalAdapter;
/**
 * Create a ViewModel factory for a given schema.
 *
 * Returns a base class that can be extended or used directly.
 * The class provides:
 * - Static `get(en, thread)` for singleton access
 * - Static `buildNew(init, en)` for creating entities
 * - Instance `buildUpdate(init)` for updating entities
 * - Lazy reactive property accessors per attribute
 * - `setDeleted()` for soft deletion
 *
 * Framework-specific reactivity (Solid, Vue, etc.) can be added by
 * providing a custom `ISignalAdapter` in the options.
 *
 * @param options - Factory configuration
 * @returns A VM class constructor with static methods
 */
export declare function createViewModelFactory<T extends Record<string, ApplogValue>>(options: ViewModelFactoryOptions<T>): {
    new (en: EntityID, thread: Thread, skipInit?: boolean): IVMInstance<T> & T;
    /** Get or create a VM instance for the given entity ID */
    get(en: EntityID, thread: Thread): IVMInstance<T> & T;
    /** Create a builder for a new entity */
    buildNew(init?: Partial<T>, en?: EntityID): ObjectBuilder<T>;
    /** The VM name (for debugging) */
    readonly vmName: string;
    /** The entity prefix used for at-paths */
    readonly entityPrefix: string;
};
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