formSelects.js
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/**
* name: formSelects
* 基于Layui Select多选
* version: 2.5.3
* https://faysunshine.com/layui/template/formSelects.js
*/
(function(layui, window, factory) {
if(typeof exports === 'object') { // 支持 CommonJS
module.exports = factory();
} else if(typeof define === 'function' && define.amd) { // 支持 AMD
define(factory);
} else if(window.layui && layui.define) { //layui加载
if(layui.form && layui.jquery){
window.formSelects = factory();
}
layui.define(function(exports) {
exports('formSelects', window.formSelects ? window.formSelects : factory());
});
} else {
window.formSelects = factory();
}
})(layui, this, function() {
var $ = layui.jquery || $,
form = layui.form;
var obj = {
array: function(name) {
return commons.array[name] ? commons.array[name].data : [];
},
selects: function(options) {
if(!layui.jquery && !$) {
commons.log(' %c 需要引入jquery模块, 或单独使用jquery', 'color: red;');
return;
}
commons.array[options.name] = {
data: []
}
commons.array[options.name].options = options = $.extend({}, commons.STANDARD_OPTIONS, options);
commons.log("当前配置: ", options);
commons.log("已配置数据配置: ", commons.array);
form.render(options.model, options.filter);
var res = commons.init(commons.array[options.name].data, options);
if(res == 1) {
return;
}
form.on(`${options.model}(${options.filter})`, function(data) {
var dataArr = commons.array[options.name].data;
if(options.model == 'checkbox') {
if(data.elem.checked) {
commons.push(dataArr, data.othis);
} else {
commons.remove(dataArr, commons.findval(data.othis));
}
} else {
if(!data.value) {
commons.selectShow(dataArr, options);
return;
}
var $info = $(data.othis).find(`dd[lay-value=${data.value}]`);
var val = commons.findval($info);
if(commons.remove(dataArr, val)) { //删除成功
} else {
commons.push(dataArr, $info);
}
options.$dom.find('dl').css('display', 'block');
commons.selectShow(dataArr, options);
}
commons.show(dataArr, options);
if(options.change && typeof options.change == 'function') {
options.change(data, dataArr)
}
});
},
value: function(name, vals) {
if(!name) {
return;
}
var option = commons.array[name];
if(option && vals && vals instanceof Array) {
var options = option.options;
var dataArr = [];
if(options.$dom) {
options.$dom.find('dd').removeClass('layui-this');
for(var i in vals) {
var val = vals[i];
var $dd = options.$dom.find(`dd[lay-value=${val}]`);
$dd.addClass('layui-this');
commons.push(dataArr, $dd);
}
} else {
var $options = $(options.el);
$options.parent().find('.layui-form-checked').removeClass('layui-form-checked');
for(var i in vals) {
var val = vals[i];
var $input = $options.parent().find(`input[type=checkbox][value=${val}]`).next();
$input.addClass('layui-form-checked');
commons.push(dataArr, $input);
}
}
option.data = dataArr;
commons.show(dataArr, options);
commons.selectShow(dataArr, options);
}else{
var arr = commons.array[name] ? commons.array[name].data : [];
for(var i in arr){
arr[i] = arr[i].val;
}
return arr;
}
},
debug: function(flag) {
commons.isDebug = true && flag;
},
};
var commons = {
STANDARD_OPTIONS: {
model: 'select',
filter: '',
show: '',
left: '【',
right: '】',
separator: '',
reset: false,
change: null,
init: null,
},
array: {},
clicks: {},
isDebug: false,
init: function(arr, options) {
var checks, $option = $(options.el);
if(options.init && options.init instanceof Array) {
if($option.is('input')) {
$option.removeAttr('checked');
} else {
$option.find('option').removeAttr('selected');
}
for(var i in options.init) {
var val = options.init[i];
if($option.is('input')) {
for(var input in $option) {
if($(input).val() == val) {
$(input).attr('checked', 'checked');
}
}
} else if ($option.is('select')) {
$option.find(`option[value="${val}"]`).attr('selected', 'selected');
}
}
}
if($option.is('input')) {
checks = $option.parent().find('.layui-form-checked');
} else if($option.is('select')) {
var $dom = options.$dom = $option.next();
$dom.find('dl').css('display', 'none');
$(document).off('click', `${options.el} + div input,${options.el} + div i`).on('click', `${options.el} + div input,${options.el} + div i`, function() {
var opt = commons.array[options.name];
commons.selectShow(opt.data, opt.options);
});
$(document).off('click', `body:not(${options.el} + div)`).on('click', `body:not(${options.el} + div)`, function(e) {
var showFlag = $(e.target).parents('.layui-form-select').prev().is($option);
var thisFlag = $dom.find('dl').css('display') == 'block';
if(showFlag) { //点击的input框
$dom.find('dl').css('display', thisFlag ? 'none' : 'block');
} else {
if(thisFlag) {
$dom.find('dl').css('display', 'none');
}
}
});
checks = $option.find('option[selected]');
} else {
commons.log('传入的配置错误, 无法识别select或input[checkbox]', options);
return 1;
}
//监听reset, 处理
var resetBtn = $option.parents('form').find('button[type=reset]');
if(options.reset && resetBtn.length) {
commons.resetone(resetBtn, options);
}
for(var i = 0; i < checks.length; i++) {
commons.push(arr, checks[i]);
}
commons.log('初始化已选择元素: ', arr);
commons.show(arr, options);
if($option.is('select')) {
commons.selectShow(arr, options);
}
return 0;
},
resetone: function(target, options) {
$(target).one('click', function(e) {
setTimeout(function() {
obj.selects(options);
}, 200);
});
},
findval: function(option) {
var $option = $(option);
return $option.is('dd') ? {
name: $option.text(),
val: $option.attr('lay-value')
} : ($option.is('option') ? {
name: $option.text(),
val: $option.attr('value')
} : {
name: $option.find('span').text(),
val: $option.prev('input').val()
});
},
push: function(arr, option) {
arr.push(commons.findval(option));
},
show: function(arr, options) {
if(options.show) {
$(options.show).text(JSON.stringify(arr));
} else {
commons.log(arr);
}
},
selectShow: function(arr, options) {
options.$dom.find('.layui-this').removeClass('layui-this');
var input_val = '';
for(var i in arr) {
var obj = arr[i];
input_val += options.separator + options.left + obj.name + options.right;
options.$dom.find(`dd[lay-value='${obj.val}']`).addClass('layui-this');
}
if(options.separator && options.separator.length > 0 && input_val.startsWith(options.separator)) {
input_val = input_val.substr(options.separator.length);
}
options.$dom.find('.layui-select-title input').val(input_val);
},
indexOf: function(arr, val) {
for(var i = 0; i < arr.length; i++) {
if(arr[i] == val || JSON.stringify(arr[i]) == JSON.stringify(val)) {
return i;
}
}
return -1;
},
remove: function(arr, val) {
var index = commons.indexOf(arr, val);
if(index > -1) {
arr.splice(index, 1);
return true;
}
return false;
},
log: function(message, params) {
if(commons.isDebug) {
if(message instanceof Array && !params) {
console.table(message)
return;
}
if(params instanceof Array) {
console.log(message);
console.table(params)
return;
}
if(!params) {
console.log(message)
return;
}
console.log(message, params)
}
}
}
return obj;
});