(function () {
    'use strict';

    var serviceId = 'markingSchemeAdminService';
    angular.module('markingSchemeAdmin').factory(serviceId, [markingSchemeAdminService]);

    function markingSchemeAdminService() {

        var service = {
            getCurrentMarkingScheme: getCurrentMarkingScheme,
            setCurrentMarkingScheme: setCurrentMarkingScheme,
            createBlankMarkingScheme: createBlankMarkingScheme,
            getSchemeTypes: getSchemeTypes
        };

        var currentMarkingScheme;

        return service;

        // Get the currently stored marking scheme
        function getCurrentMarkingScheme() {
            return currentMarkingScheme;
        }

        // Store the marking scheme
        function setCurrentMarkingScheme(scheme) {
            currentMarkingScheme = scheme;
        }

        // Create a blank marking scheme template
        function createBlankMarkingScheme() {
            var scheme = {
                name: '',
                description: '',
                type: null,
                status: 0,
                markingSchemeValues: [],
                rangeType: 0,
                attachments: []
            };
            return scheme;
        }

        // Get the marking scheme types
        function getSchemeTypes() {
            var schemeTypes = [
                { name: 'Range', value: 0 },
                { name: 'Value', value: 1 },
                { name: 'Feedback', value: 2 },
                { name: 'Percentage', value: 3 },
            ]
            return schemeTypes;
        }
        
    }
})();