walletlink-e/dist/lib/ScopedLocalStorage.js

WalletLink JavaScript SDK

"use strict";
// Copyright (c) 2018-2020 WalletLink.org <https://www.walletlink.org/>
// Copyright (c) 2018-2020 Coinbase, Inc. <https://www.coinbase.com/>
// Licensed under the Apache License, version 2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.ScopedLocalStorage = void 0;
class ScopedLocalStorage {
    constructor(scope) {
        this.scope = scope;
    }
    setItem(key, value) {
        localStorage.setItem(this.scopedKey(key), value);
    }
    getItem(key) {
        return localStorage.getItem(this.scopedKey(key));
    }
    removeItem(key) {
        localStorage.removeItem(this.scopedKey(key));
    }
    clear() {
        const prefix = this.scopedKey("");
        const keysToRemove = [];
        for (let i = 0; i < localStorage.length; i++) {
            const key = localStorage.key(i);
            if (typeof key === "string" && key.startsWith(prefix)) {
                keysToRemove.push(key);
            }
        }
        keysToRemove.forEach(key => localStorage.removeItem(key));
    }
    scopedKey(key) {
        return `${this.scope}:${key}`;
    }
}
exports.ScopedLocalStorage = ScopedLocalStorage;