@aws-amplify/datastore/dist/esm/storage/adapter/AsyncStorageAdapter.mjs.map

AppSyncLocal support for aws-amplify

{"version":3,"file":"AsyncStorageAdapter.mjs","sources":["../../../../src/storage/adapter/AsyncStorageAdapter.ts"],"sourcesContent":["// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.\n// SPDX-License-Identifier: Apache-2.0\nimport { OpType, QueryOne, } from '../../types';\nimport { DEFAULT_PRIMARY_KEY_VALUE_SEPARATOR, getIndexKeys, getStorename, inMemoryPagination, keysEqual, traverseModel, validatePredicate, } from '../../util';\nimport AsyncStorageDatabase from './AsyncStorageDatabase';\nimport { StorageAdapterBase } from './StorageAdapterBase';\nexport class AsyncStorageAdapter extends StorageAdapterBase {\n    async preSetUpChecks() {\n        // no-ops for AsyncStorageAdapter\n    }\n    async preOpCheck() {\n        // no-ops for AsyncStorageAdapter\n    }\n    /**\n     * Open AsyncStorage database\n     * Create new DB if one doesn't exist\n     *\n     * Called by `StorageAdapterBase.setUp()`\n     *\n     * @returns AsyncStorageDatabase instance\n     */\n    async initDb() {\n        const db = new AsyncStorageDatabase();\n        await db.init();\n        return db;\n    }\n    async clear() {\n        await this.db.clear();\n        this.db = undefined;\n        this.initPromise = undefined;\n    }\n    async batchSave(modelConstructor, items) {\n        if (items.length === 0) {\n            return [];\n        }\n        const modelName = modelConstructor.name;\n        const namespaceName = this.namespaceResolver(modelConstructor);\n        const storeName = getStorename(namespaceName, modelName);\n        const keys = getIndexKeys(this.schema.namespaces[namespaceName], modelName);\n        const batch = [];\n        for (const item of items) {\n            const model = this.modelInstanceCreator(modelConstructor, item);\n            const connectedModels = traverseModel(modelName, model, this.schema.namespaces[namespaceName], this.modelInstanceCreator, this.getModelConstructorByModelName);\n            const keyValuesPath = this.getIndexKeyValuesPath(model);\n            const { instance } = connectedModels.find(({ instance: connectedModelInstance }) => {\n                const instanceKeyValuesPath = this.getIndexKeyValuesPath(connectedModelInstance);\n                return keysEqual([instanceKeyValuesPath], [keyValuesPath]);\n            });\n            batch.push(instance);\n        }\n        return this.db.batchSave(storeName, batch, keys);\n    }\n    async _get(storeName, keyArr) {\n        const itemKeyValuesPath = keyArr.join(DEFAULT_PRIMARY_KEY_VALUE_SEPARATOR);\n        return (await this.db.get(itemKeyValuesPath, storeName));\n    }\n    async save(model, condition) {\n        const { storeName, connectionStoreNames, modelKeyValues } = this.saveMetadata(model);\n        const fromDB = await this._get(storeName, modelKeyValues);\n        this.validateSaveCondition(condition, fromDB);\n        const result = [];\n        for await (const resItem of connectionStoreNames) {\n            const { storeName: storeNameForRestItem, item, instance, keys } = resItem;\n            const itemKeyValues = keys.map(key => item[key]);\n            const fromDBForRestItem = (await this._get(storeNameForRestItem, itemKeyValues));\n            const opType = fromDBForRestItem ? OpType.UPDATE : OpType.INSERT;\n            if (keysEqual(itemKeyValues, modelKeyValues) ||\n                opType === OpType.INSERT) {\n                await this.db.save(item, storeNameForRestItem, keys, itemKeyValues.join(DEFAULT_PRIMARY_KEY_VALUE_SEPARATOR));\n                result.push([instance, opType]);\n            }\n        }\n        return result;\n    }\n    async query(modelConstructor, predicate, pagination) {\n        const { storeName, namespaceName, queryByKey, predicates, hasSort, hasPagination, } = this.queryMetadata(modelConstructor, predicate, pagination);\n        const records = (await (async () => {\n            if (queryByKey) {\n                const keyValues = queryByKey.join(DEFAULT_PRIMARY_KEY_VALUE_SEPARATOR);\n                const record = await this.getByKey(storeName, keyValues);\n                return record ? [record] : [];\n            }\n            if (predicates) {\n                const filtered = await this.filterOnPredicate(storeName, predicates);\n                return this.inMemoryPagination(filtered, pagination);\n            }\n            if (hasSort || hasPagination) {\n                const all = await this.getAll(storeName);\n                return this.inMemoryPagination(all, pagination);\n            }\n            return this.getAll(storeName);\n        })());\n        return this.load(namespaceName, modelConstructor.name, records);\n    }\n    async getByKey(storeName, keyValuePath) {\n        return (await this.db.get(keyValuePath, storeName));\n    }\n    async getAll(storeName) {\n        return this.db.getAll(storeName);\n    }\n    async filterOnPredicate(storeName, predicates) {\n        const { predicates: predicateObjs, type } = predicates;\n        const all = (await this.getAll(storeName));\n        const filtered = predicateObjs\n            ? all.filter(m => validatePredicate(m, type, predicateObjs))\n            : all;\n        return filtered;\n    }\n    inMemoryPagination(records, pagination) {\n        return inMemoryPagination(records, pagination);\n    }\n    async queryOne(modelConstructor, firstOrLast = QueryOne.FIRST) {\n        const storeName = this.getStorenameForModel(modelConstructor);\n        const result = (await this.db.getOne(firstOrLast, storeName));\n        return result && this.modelInstanceCreator(modelConstructor, result);\n    }\n    async deleteItem(deleteQueue) {\n        for await (const deleteItem of deleteQueue) {\n            const { storeName, items } = deleteItem;\n            for await (const item of items) {\n                if (item) {\n                    if (typeof item === 'object') {\n                        const keyValuesPath = this.getIndexKeyValuesPath(item);\n                        await this.db.delete(keyValuesPath, storeName);\n                    }\n                }\n            }\n        }\n    }\n    // #region platform-specific helper methods\n    /**\n     * Retrieves concatenated primary key values from a model\n     *\n     * @param model\n     * @returns\n     */\n    getIndexKeyValuesPath(model) {\n        return this.getIndexKeyValuesFromModel(model).join(DEFAULT_PRIMARY_KEY_VALUE_SEPARATOR);\n    }\n}\nexport default new 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