accounts/dist/react-native/secureMmkv.js

Tempo Accounts SDK

import { Json } from 'ox';
import { createMMKV } from 'react-native-mmkv';
import * as Storage from '../core/Storage.js';
import { getOrCreateMmkvEncryptionKey } from './expoSecureStore.js';
/** Creates an encrypted storage adapter backed by `react-native-mmkv`. */
export function secureMmkv(options = {}) {
    let mmkv;
    let pending;
    async function getMmkv() {
        if (mmkv)
            return mmkv;
        pending ??= create(options)
            .then((value) => {
            mmkv = value;
            return value;
        })
            .catch((error) => {
            pending = undefined;
            throw error;
        });
        return pending;
    }
    return Storage.from({
        async getItem(name) {
            const mmkv = await getMmkv();
            const raw = mmkv.getString(name);
            if (raw == null)
                return null;
            try {
                return Json.parse(raw);
            }
            catch {
                return null;
            }
        },
        async setItem(name, value) {
            const mmkv = await getMmkv();
            mmkv.set(name, Json.stringify(value));
        },
        async removeItem(name) {
            const mmkv = await getMmkv();
            mmkv.remove(name);
        },
    }, options);
}
async function create(options) {
    const encryption_key = options.encryptionKey ?? (await getOrCreateMmkvEncryptionKey());
    const configuration = { id: options.id ?? 'tempo-secure' };
    if (options.path)
        configuration.path = options.path;
    configuration.encryptionKey = encryption_key;
    configuration.encryptionType = options.encryptionType ?? 'AES-256';
    if (options.mode)
        configuration.mode = options.mode;
    if (options.readOnly !== undefined)
        configuration.readOnly = options.readOnly;
    if (options.compareBeforeSet !== undefined)
        configuration.compareBeforeSet = options.compareBeforeSet;
    return createMMKV(configuration);
}
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