layui.define(['table', 'jquery', 'form'], function (exports) {
"use strict";
var MOD_NAME = 'checkboxtableSelect',
$ = layui.jquery,
table = layui.table,
form = layui.form;
var checkboxtableSelect = function () {
this.v = '1.1.0';
};
/**
* 初始化表格选择器
*/
checkboxtableSelect.prototype.render = function (opt) {
var elem = $(opt.elem);
var tableDone = opt.table.done || function () { };
//默认设置
opt.searchKey = opt.searchKey || 'keyword';
opt.searchPlaceholder = opt.searchPlaceholder || '关键词搜索';
opt.checkedKey = opt.checkedKey;
opt.table.page = opt.table.page || true;
opt.table.height = opt.table.height || 315;
elem.off('click').on('click', function (e) {
e.stopPropagation();
if ($('div.tableSelect').length >= 1) {
return false;
}
var t = elem.offset().top + elem.outerHeight() + "px";
var l = elem.offset().left + "px";
var tableName = "tableSelect_table_" + new Date().getTime();
var tableBox = '<div class="tableSelect layui-anim layui-anim-upbit" style="left:' + l + ';top:' + t + ';border: 1px solid #d2d2d2;background-color: #fff;box-shadow: 0 2px 4px rgba(0,0,0,.12);padding:10px 10px 0 10px;position: absolute;z-index:66666666;margin: 5px 0;border-radius: 2px;min-width:530px;">';
tableBox += '<div class="tableSelectBar">';
tableBox += '<form class="layui-form" action="" style="display:inline-block;">';
tableBox += '<input style="display:inline-block;width:190px;height:30px;vertical-align:middle;margin-right:-1px;border: 1px solid #C9C9C9;" type="text" name="' + opt.searchKey + '" placeholder="' + opt.searchPlaceholder + '" autocomplete="off" class="layui-input"><button class="layui-btn layui-btn-sm layui-btn-primary tableSelect_btn_search" lay-submit lay-filter="tableSelect_btn_search"><i class="layui-icon layui-icon-search"></i></button>';
tableBox += '</form>';
tableBox += '<button style="float:right;" class="layui-btn layui-btn-sm tableSelect_btn_select">选择<span></span></button>';
tableBox += '</div>';
tableBox += '<table id="' + tableName + '" lay-filter="' + tableName + '"></table>';
tableBox += '</div>';
tableBox = $(tableBox);
$('body').append(tableBox);
//数据缓存
var checkedData = [];
//渲染TABLE
opt.table.elem = "#" + tableName;
opt.table.id = tableName;
opt.table.done = function (res, curr, count) {
defaultChecked(res, curr, count);
setChecked(res, curr, count);
tableDone(res, curr, count);
};
var tableSelect_table = table.render(opt.table);
//分页选中保存数组
table.on('radio(' + tableName + ')', function (obj) {
if (opt.checkedKey) {
checkedData = table.checkStatus(tableName).data
}
updataButton(table.checkStatus(tableName).data.length)
})
table.on('checkbox(' + tableName + ')', function (obj) {
if (opt.checkedKey) {
if (obj.checked) {
for (var i = 0; i < table.checkStatus(tableName).data.length; i++) {
checkedData.push(table.checkStatus(tableName).data[i])
}
} else {
if (obj.type == 'all') {
for (var j = 0; j < table.cache[tableName].length; j++) {
for (var i = 0; i < checkedData.length; i++) {
if (checkedData[i][opt.checkedKey] == table.cache[tableName][j][opt.checkedKey]) {
checkedData.splice(i, 1)
}
}
}
} else {
//因为LAYUI问题，操作到变化全选状态时获取到的obj为空，这里用函数获取未选中的项。
function nu() {
var noCheckedKey = '';
for (var i = 0; i < table.cache[tableName].length; i++) {
if (!table.cache[tableName][i].LAY_CHECKED) {
noCheckedKey = table.cache[tableName][i][opt.checkedKey];
}
}
return noCheckedKey
}
var noCheckedKey = obj.data[opt.checkedKey] || nu();
for (var i = 0; i < checkedData.length; i++) {
if (checkedData[i][opt.checkedKey] == noCheckedKey) {
checkedData.splice(i, 1);
}
}
}
}
checkedData = uniqueObjArray(checkedData, opt.checkedKey);
updataButton(checkedData.length)
} else {
updataButton(table.checkStatus(tableName).data.length)
}
});
//渲染表格后选中
function setChecked(res, curr, count) {
for (var i = 0; i < res.data.length; i++) {
for (var j = 0; j < checkedData.length; j++) {
if (res.data[i][opt.checkedKey] == checkedData[j][opt.checkedKey]) {
res.data[i].LAY_CHECKED = true;
var index = res.data[i]['LAY_TABLE_INDEX'];
var checkbox = $('#' + tableName + '').next().find('tr[data-index=' + index + '] input[type="checkbox"]');
checkbox.prop('checked', true).next().addClass('layui-form-checked');
var radio = $('#' + tableName + '').next().find('tr[data-index=' + index + '] input[type="radio"]');
radio.prop('checked', true).next().addClass('layui-form-radioed').find("i").html('');
}
}
}
var checkStatus = table.checkStatus(tableName);
if (checkStatus.isAll) {
$('#' + tableName + '').next().find('.layui-table-header th[data-field="0"] input[type="checkbox"]').prop('checked', true);
$('#' + tableName + '').next().find('.layui-table-header th[data-field="0"] input[type="checkbox"]').next().addClass('layui-form-checked');
}
updataButton(checkedData.length)
}
//写入默认选中值(puash checkedData)
function defaultChecked(res, curr, count) {
if (opt.checkedKey && elem.attr('ts-selected')) {
var selected = elem.attr('ts-selected').split(",");
for (var i = 0; i < res.data.length; i++) {
for (var j = 0; j < selected.length; j++) {
if (res.data[i][opt.checkedKey] == selected[j]) {
checkedData.push(res.data[i])
}
}
}
checkedData = uniqueObjArray(checkedData, opt.checkedKey);
}
}
//更新选中数量
function updataButton(n) {
tableBox.find('.tableSelect_btn_select span').html(n == 0 ? '' : '(' + n + ')')
}
//数组去重
function uniqueObjArray(arr, type) {
var newArr = [];
var tArr = [];
if (arr.length == 0) {
return arr;
} else {
if (type) {
for (var i = 0; i < arr.length; i++) {
if (!tArr[arr[i][type]]) {
newArr.push(arr[i]);
tArr[arr[i][type]] = true;
}
}
return newArr;
} else {
for (var i = 0; i < arr.length; i++) {
if (!tArr[arr[i]]) {
newArr.push(arr[i]);
tArr[arr[i]] = true;
}
}
return newArr;
}
}
}
//FIX位置
var overHeight = (elem.offset().top + elem.outerHeight() + tableBox.outerHeight() - $(window).scrollTop()) > $(window).height();
var overWidth = (elem.offset().left + tableBox.outerWidth()) > $(window).width();
overHeight && tableBox.css({ 'top': 'auto', 'bottom': '0px' });
overWidth && tableBox.css({ 'left': 'auto', 'right': '5px' })
//关键词搜索
form.on('submit(tableSelect_btn_search)', function (data) {
tableSelect_table.reload({
where: data.field,
page: {
curr: 1
}
});
return false;
});
//双击行选中
table.on('rowDouble(' + tableName + ')', function (obj) {
var checkStatus = { data: [obj.data] };
selectDone(checkStatus);
})
//按钮选中
tableBox.find('.tableSelect_btn_select').on('click', function () {
var checkStatus = table.checkStatus(tableName);
if (checkedData.length > 1) {
checkStatus.data = checkedData;
}
selectDone(checkStatus);
})
//写值回调和关闭
function selectDone(checkStatus) {
if (opt.checkedKey) {
var selected = [];
for (var i = 0; i < checkStatus.data.length; i++) {
selected.push(checkStatus.data[i][opt.checkedKey])
}
elem.attr("ts-selected", selected.join(","));
}
opt.done(elem, checkStatus);
tableBox.remove();
delete table.cache[tableName];
checkedData = [];
}
//点击其他区域关闭
$(document).mouseup(function (e) {
var userSet_con = $('' + opt.elem + ',.tableSelect');
if (!userSet_con.is(e.target) && userSet_con.has(e.target).length === 0) {
tableBox.remove();
delete table.cache[tableName];
checkedData = [];
}
});
})
}
/**
* 隐藏选择器
*/
checkboxtableSelect.prototype.hide = function (opt) {
$('.tableSelect').remove();
}
//自动完成渲染
var checkboxtableSelect = new checkboxtableSelect();
//FIX 滚动时错位
if (window.top == window.self) {
$(window).scroll(function () {
checkboxtableSelect.hide();
});
}
exports(MOD_NAME, checkboxtableSelect);
})