var main = main || {};

(function ($) {

    (function extendJqgrid(ajaxOptions) {

        var completeOrigin = $.jgrid.ajaxOptions.complete;

        $.extend(ajaxOptions, {
            complete(XMLHttpRequest, textStatus) {
                let resp = XMLHttpRequest.responseJSON;
                if (typeof resp !== 'object' || resp.success || !resp.msg && !resp.message) {
                    return typeof completeOrigin === 'function' ? completeOrigin(XMLHttpRequest, textStatus) : null;
                }
                main.alert("数据查询失败: " + (resp.msg || resp.message));
            }
        });
    }($.jgrid.ajaxOptions));

    function jqGridCtrl() {

        this.initGrid = function (options) {

            options = $.extend({
                url: '#',
                datatype: 'json',
                multiselect: false,
                height: 'auto',
                width: '90%',
                autowidth: false,
                shrinkToFit: false,
                viewrecords: true,
                jsonReader: { repeatitems: false },
                cmTemplate: { align: 'center', width: 120 },
                mtype: 'POST',
                postData: null,
                afterInsertRow: null,
                onSelectRow: null,
                ondblClickRow: null,
                colModel: null,
                pager: jQuery('#pagerGrid'),
                pagerpos: 'left',
                rowNum: 20,
                rowList: [20, 30, 50, 200, 10000],
                loadComplete: null,
                onPaging: null,
                footerrow: false
            }, options);

            //为了兼容以前的配置
            !options.colModel && options.colModelGrid && (options.colModel = options.colModelGrid);
            if (!options.postData) {
                options.postData = options.PostData || {};
            }
            !options.afterInsertRow && options.AfterInsertRow && (options.afterInsertRow = options.AfterInsertRow);
            !options.onSelectRow && options.rowclick && (options.onSelectRow = options.rowclick);
            !options.ondblClickRow && options.rowdblclick && (options.ondblClickRow = options.rowdblclick);
            !options.loadComplete && options.gridComplete && (options.loadComplete = options.gridComplete);
            !options.onPaging && options.onJqgridPaging && (options.onPaging = options.onJqgridPaging);

            return (options.el ? $(options.el) : $('#listGrid')).jqGrid(options);
        }

        function SearchClick($jqGrid, $form, firstPage) {

            $jqGrid.appendPostData($form.serializeObject());

            if (firstPage === true) {
                $jqGrid.jqGrid('setGridParam', { page: 1 });
            }

            $jqGrid.trigger('reloadGrid');
        }

        this.initSearch = function ($jqGrid, searchForm) {

            let $form = $(searchForm || '#searchForm');

            if ($form.length && $form.is('form')) {

                let search = SearchClick.bind(null, $jqGrid, $form);

                $form.on('keydown', function (event) {
                    (event.keyCode === 13) && search();
                });

                $form.on('submit', function () {
                    search();
                    return false;
                });

                return search;
            }
        }
    }

    main.jqGrid = function (options) {
        let ctrl = new jqGridCtrl();
        let $grid = ctrl.initGrid(options);
        let search = ctrl.initSearch($grid, options.searchForm);
        return {
            SearchClick: search || $.noop
        };
    };

    main.enterSearch = function (searchFn) {
        if (!searchFn) return;
        document.onkeydown = function (event) {
            (event.keyCode === 13) && searchFn();
        };
    };

})(jQuery);