Shared Data Service Provider

SharedData.js

/**
 * Angular App Factory: SharedData
 */
(function () {

    'use strict';

    angular.module('app.services')
           .service('SharedData', SharedData);

    function SharedData() {

        var data = {};
        var vm = this;

        /////////////////////
        // Service Methods //
        /////////////////////

        vm.Clear = Clear;
        vm.Get   = Get;
        vm.Set   = Set;

        //////////////////////////
        // Function Definitions //
        //////////////////////////

        /**
         * Get shared data value by key
         *
         * @param {String} key  - Key Identifier
         *
         * @return {Any} result - The stored data
         */
        function Get(key) {

            var result = null;

            if (key && data[key])
                result = data[key];
            else
                result = data;
            
            return result;

        }

        /**
         * Set shared data
         *
         * @param {String} key   - The unique identifier
         * @param {Any}    value - The value to stored
         */
        function Set(key, value) {

            data[key] = value;

        }

        /**
         * Clear shared data
         */
        function Clear() {

            data[key] = {};

        }

    }

})();