2023-05-27 10:16:30 +08:00

89 lines
2.8 KiB
JavaScript

layui.define(['jquery','layer','table'], function(exports) {
var $ = layui.$,
layer = layui.layer,
table = layui.table;
var MOD_NAME='tablePlus';
var tablePlus=$.extend({},table);
tablePlus._render = tablePlus.render;
tablePlus.excel = function(data,page_size,obj){
//表头工具栏导出按钮
$('[lay-id="'+obj.id+'"]').find('[lay-event="LAYTABLE_EXCEL"]').click(function(){
if(data.count==0){
layer.msg('暂无数据');
return false;
}
else{
let _page = parseInt(data.count/page_size);
let page = data.count%page_size>0?(_page+1):_page;
let pageHtml='<p style="padding:16px 10px; text-align:center; color:red">由于导出数据比较消耗服务器资源,建议使用搜索功能筛选好数据再导出</p><p style="padding:0 10px; text-align:center;">共查询到<strong> '+data.count+' </strong>条数据,每次最多导出<strong>'+page_size+'</strong>条,共<strong>'+page+'</strong>页,请点击下面的页码导出</p><div id="exportPage" class="layui-box layui-laypage" style="padding:10px 0; width:100%;text-align:center;">';
for (i = 1; i <= page; i++) {
pageHtml += '<a href="javascript:;" data-page="'+i+'">'+i+'</a>';
}
pageHtml+='</div>';
layer.open({
type: 1,
title: '导出数据',
area:['580px','240px'],
content: pageHtml,
success:function(res){
var tableWhere = obj.where;
tableWhere.limit=page_size;
$('#exportPage').on('click','a',function(){
tableWhere.page=$(this).data('page');
let msg = layer.msg('正在导出数据...', {time:5000});
$.ajax({
url: obj.url,
data: tableWhere,
success:function(res){
table.exportFile(obj.id, res.data,'xls');
layer.close(msg);
}
});
})
}
});
return false;
}
});
}
//重写渲染方法
tablePlus.render=function(params){
let is_excel = params.is_excel||false;
let excel_limit = params.excel_limit||1000;
if(is_excel){
let toolbar = ['filter', {title:'导出EXCEL',layEvent: 'LAYTABLE_EXCEL',icon: 'layui-icon-export'}];
if(!params.toolbar){
params.toolbar = true;
}
if(!params.defaultToolbar){
params.defaultToolbar = toolbar;
}
else{
let _toolbar = params.defaultToolbar;
params.defaultToolbar = _toolbar.concat(toolbar);
}
if(typeof params.done === "function"){
let _done = params.done;
params.done = function(data, curr, count){
let obj = this;
_done(data, curr, count);
tablePlus.excel(data,excel_limit,obj);
}
}
else{
params.done = function(data){
let obj = this;
tablePlus.excel(data,excel_limit,obj);
}
}
}
var init = tablePlus._render(params);
return init;
//console.log(params);
};
exports(MOD_NAME, tablePlus);
});