将layui的流加载封装成组件

  initFlowLoadMore(options) {
            var defaults = {
                end: function () { }, // 数据全部加载完毕后的回调函数
                setData: function (data) {//处理返回数据
                },
                elem: '', // 内容列表的选择器
                isAuto: false,// 是否自动加载（默认为 false）
                pageNo: 1,//搜索提示页码
                pageSize: 10,//搜索每页数
                total: 0,//总数
                url: "",//请求地址
                json: "",//请求参数
                laytempl: "",//样式模板
            };

            var settings = $.extend({}, defaults, options);

            flow.load({
                elem: settings.elem, // 内容容器的选择器
                isAuto: settings.isAuto, // 是否自动加载
                done: async function (page, next) {
                    try {
                        settings.pageNo = page;
                        const html = await func();
                        next(html, page < Math.ceil(settings.total / settings.pageSize));
                    } catch (error) {
                        console.error('请求失败:', error);
                    }

                }
            });


            function func() {
                var defaults_json = {
                    "pageNo": settings.pageNo,
                    "pageSize": settings.pageSize,
                };

                var json = $.extend({}, defaults_json, settings.json);
                return new Promise(resolve => {
                    $.ajax({
                        type: "post",
                        beforeSend: function (request) {
                            request.setRequestHeader(constant.token, theRequest.token);
                        },
                        contentType: "application/json;charset=utf-8",
                        dataType: "json",
                        url:  settings.url,
                        data: JSON.stringify(json),
                        success: function (result) {
                            if (result.code == constant.success) {
                                var data  = settings.setData(result.data.records);
                                settings.total = result.data.total ? result.data.total : 0;
                                settings.laytempl.render(data, function (htmlStr) {
                                    resolve(htmlStr);
                                })
                            }
                        },
                        error: function (data) {
                        }

                    });
                });
            }
        }