@aws-amplify/datastore/src/storage/adapter/index.ts

AppSyncLocal support for aws-amplify

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
import {
	ModelInstanceMetadata,
	ModelPredicate,
	OpType,
	PaginationInput,
	PersistentModel,
	PersistentModelConstructor,
	QueryOne,
	SystemComponent,
} from '../../types';

export interface Adapter extends SystemComponent {
	clear(): Promise<void>;
	save<T extends PersistentModel>(
		model: T,
		condition?: ModelPredicate<T>,
	): Promise<[T, OpType.INSERT | OpType.UPDATE][]>;
	delete<T extends PersistentModel>(
		modelOrModelConstructor: T | PersistentModelConstructor<T>,
		condition?: ModelPredicate<T>,
	): Promise<[T[], T[]]>;
	query<T extends PersistentModel>(
		modelConstructor: PersistentModelConstructor<T>,
		predicate?: ModelPredicate<T>,
		pagination?: PaginationInput<T>,
	): Promise<T[]>;
	queryOne<T extends PersistentModel>(
		modelConstructor: PersistentModelConstructor<T>,
		firstOrLast: QueryOne,
	): Promise<T | undefined>;
	batchSave<T extends PersistentModel>(
		modelConstructor: PersistentModelConstructor<T>,
		items: ModelInstanceMetadata[],
	): Promise<[T, OpType][]>;
}