import { type DataSchema, type DataSchemas } from "../schema/DataSchema.js";
import type { Schema } from "../schema/Schema.js";
import type { Database, DataKey } from "../util/data.js";
import type { Identifier, Items, OptionalItem } from "../util/item.js";
import type { ItemQuery } from "../util/query.js";
import type { Sourceable } from "../util/source.js";
import type { Updates } from "../util/update.js";
import type { AsyncProvider, Provider } from "./Provider.js";
import { AsyncThroughProvider, ThroughProvider } from "./ThroughProvider.js";
/** Validate a synchronous source provider (source can have any type because validation guarantees the type). */
export declare class ValidationProvider<I extends Identifier, T extends Database> extends ThroughProvider<I, T> implements Provider<I, T>, Sourceable<Provider<I, T>> {
    readonly identifier: Schema<I>;
    readonly schemas: DataSchemas<T>;
    constructor(id: Schema<I>, schemas: DataSchemas<T>, source: Provider<I, T>);
    /** Get a named schema. */
    getSchema<K extends DataKey<T>>(collection: K): DataSchema<T[K]>;
    getItem<K extends DataKey<T>>(collection: K, id: I): OptionalItem<I, T[K]>;
    getItemSequence<K extends DataKey<T>>(collection: K, id: I): AsyncIterable<OptionalItem<I, T[K]>>;
    addItem<K extends DataKey<T>>(collection: K, data: T[K]): I;
    setItem<K extends DataKey<T>>(collection: K, id: I, data: T[K]): void;
    updateItem<K extends DataKey<T>>(collection: K, id: I, updates: Updates<T[K]>): void;
    deleteItem<K extends DataKey<T>>(collection: K, id: I): void;
    countQuery<K extends DataKey<T>>(collection: K, query?: ItemQuery<I, T[K]>): number;
    getQuery<K extends DataKey<T>>(collection: K, query?: ItemQuery<I, T[K]>): Items<I, T[K]>;
    setQuery<K extends DataKey<T>>(collection: K, query: ItemQuery<I, T[K]>, data: T[K]): void;
    updateQuery<K extends DataKey<T>>(collection: K, query: ItemQuery<I, T[K]>, updates: Updates<T[K]>): void;
    deleteQuery<K extends DataKey<T>>(collection: K, query: ItemQuery<I, T[K]>): void;
    getQuerySequence<K extends DataKey<T>>(collection: K, query?: ItemQuery<I, T[K]>): AsyncIterable<Items<I, T[K]>>;
}
/** Validate an asynchronous source provider (source can have any type because validation guarantees the type). */
export declare class AsyncValidationProvider<I extends Identifier, T extends Database> extends AsyncThroughProvider<I, T> implements AsyncProvider<I, T>, Sourceable<AsyncProvider<I, T>> {
    readonly identifier: Schema<I>;
    readonly schemas: DataSchemas<T>;
    constructor(id: Schema<I>, schemas: DataSchemas<T>, source: AsyncProvider<I, T>);
    /** Get a named data schema for this database. */
    getSchema<K extends DataKey<T>>(collection: K): DataSchema<T[K]>;
    getItem<K extends DataKey<T>>(collection: K, id: I): Promise<OptionalItem<I, T[K]>>;
    getItemSequence<K extends DataKey<T>>(collection: K, id: I): AsyncIterable<OptionalItem<I, T[K]>>;
    addItem<K extends DataKey<T>>(collection: K, data: T[K]): Promise<I>;
    setItem<K extends DataKey<T>>(collection: K, id: I, data: T[K]): Promise<void>;
    updateItem<K extends DataKey<T>>(collection: K, id: I, updates: Updates<T[K]>): Promise<void>;
    deleteItem<K extends DataKey<T>>(collection: K, id: I): Promise<void>;
    countQuery<K extends DataKey<T>>(collection: K, query?: ItemQuery<I, T[K]>): Promise<number>;
    getQuery<K extends DataKey<T>>(collection: K, query?: ItemQuery<I, T[K]>): Promise<Items<I, T[K]>>;
    getQuerySequence<K extends DataKey<T>>(collection: K, query?: ItemQuery<I, T[K]>): AsyncIterable<Items<I, T[K]>>;
    setQuery<K extends DataKey<T>>(collection: K, query: ItemQuery<I, T[K]>, data: T[K]): Promise<void>;
    updateQuery<K extends DataKey<T>>(collection: K, query: ItemQuery<I, T[K]>, updates: Updates<T[K]>): Promise<void>;
    deleteQuery<K extends DataKey<T>>(collection: K, query: ItemQuery<I, T[K]>): Promise<void>;
}