ss-storage/index.js

SS Storage is library that help to store data in the session storage, or retrieve data

"use strict";
exports.__esModule = true;
var storage = {
    /**
     * The get method retrieves a value from the storage.
     * @param {string} key  The key identifier of data to get
     * @returns The current value associated with the given key, or null if the given key does not exist in the list associated with the object.
     */
    get: function (key) {
        if (!key) {
            console.error("Key is missing");
            return null;
        }
        if (!window.sessionStorage.getItem(key))
            return null;
        try {
            var values = JSON.parse(window.sessionStorage.getItem(key));
            // We return data if the exist in the storage object
            if (values === null || values === void 0 ? void 0 : values.data)
                return values.data;
        }
        catch (e) {
            // On error we will remove the key from the storage
            // And return null
            this.remove(key);
        }
        return null;
    },
    /**
     * Sets the value of the pair identified by key to value,
     * creating a new key/value pair if none existed for key previously.
     * @param {string} key The key identifier of data to set
     * @param {any} value The value to store
     * @returns The value if set, or null if not set
     */
    set: function (key, value) {
        if (!value || value == {} || (Array.isArray(value) && !value.length)) {
            this.remove(key);
            return null;
        }
        var now = new Date().getTime();
        var _value = {
            data: value,
            time: now
        };
        try {
            window.sessionStorage.setItem(key, JSON.stringify(_value));
            return value;
        }
        catch (e) {
            console.error(e);
            return null;
        }
    },
    /**
     * Removes the key/value pair with the given key,
     * if a key/value pair with the given key exists.
     * @param {key} string The key identifier of data to remove
     * @returns {boolean} {value} if the data was removed
     */
    remove: function (key) {
        window.sessionStorage.removeItem(key);
    },
    /**
     * Removes all key/value pairs, if there are any.
     */
    clear: function () {
        window.sessionStorage.clear();
    }
};
if (typeof sessionStorage === "undefined" || sessionStorage === null) {
    storage = {
        get: function (key) {
            console.warn("sessionStorage is not defined");
            return key;
        },
        set: function (key, value) {
            console.warn("sessionStorage is not defined");
            return { key: key, value: value };
        },
        remove: function () {
            console.warn("sessionStorage is not defined");
        },
        clear: function () {
            console.warn("sessionStorage is not defined");
        }
    };
}
exports["default"] = storage;