import { DynamoEntity } from '../core/entity.js';
import { BaseConfig, BaseResult, BaseCommand, GetTransactable } from './index.js';
import { ObjectLikeZodType, EntitySchema } from '../core/index.js';

/**
 * Configuration for the TransactGet command.
 *
 * @template Schema - The Zod schema defining the structure of the entity.
 */
type TransactGetConfig<Schema extends ObjectLikeZodType> = BaseConfig & {
    keys: Array<Partial<EntitySchema<Schema>>>;
};
/**
 * Result of the TransactGet command.
 *
 * @template Schema - The Zod schema defining the structure of the entity.
 */
type TransactGetResult<Schema extends ObjectLikeZodType> = BaseResult & {
    items: Array<EntitySchema<Schema> | undefined>;
};
/**
 * Command to perform a transactional read of multiple items (all-or-nothing, strongly consistent).
 *
 * @template Schema - The Zod schema defining the structure of the entity.
 *
 * @example
 * ```typescript
 * import { DynamoTable, DynamoEntity, key, TransactGet } from 'dynamo-document-builder';
 *
 * const table = new DynamoTable({
 *   tableName: 'ExampleTable',
 *   documentClient,
 * });
 *
 * const userEntity = new DynamoEntity({
 *   table,
 *   schema: z.object({
 *     userId: z.string(),
 *     name: z.string(),
 *   }),
 *   partitionKey: user => key('USER', user.userId),
 *   sortKey: () => 'METADATA',
 * });
 *
 * const transactGetCommand = new TransactGet({
 *   keys: [
 *     { userId: 'user1' },
 *     { userId: 'user2' },
 *   ],
 * });
 *
 * const { items } = await userEntity.send(transactGetCommand);
 * // items array has same order as keys, undefined if not found
 * ```
 */
declare class TransactGet<Schema extends ObjectLikeZodType> implements BaseCommand<TransactGetResult<Schema>, Schema>, GetTransactable<Schema> {
    #private;
    constructor(config: TransactGetConfig<Schema>);
    get keys(): Array<Partial<EntitySchema<Schema>>>;
    execute(entity: DynamoEntity<Schema>): Promise<TransactGetResult<Schema>>;
}

export { TransactGet };
export type { TransactGetConfig, TransactGetResult };