vue-pro/yudao-ui-admin-uniapp/uni_modules/uni-data-checkbox/components/uni-data-checkbox/uni-data-checkbox.vue
2022-08-03 11:52:35 +08:00

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<template>
<view class="uni-data-checklist" :style="{'margin-top':isTop+'px'}">
<template v-if="!isLocal">
<view class="uni-data-loading">
<uni-load-more v-if="!mixinDatacomErrorMessage" status="loading" iconType="snow" :iconSize="18" :content-text="contentText"></uni-load-more>
<text v-else>{{mixinDatacomErrorMessage}}</text>
</view>
</template>
<template v-else>
<checkbox-group v-if="multiple" class="checklist-group" :class="{'is-list':mode==='list' || wrap}" @change="chagne">
<label class="checklist-box" :class="['is--'+mode,item.selected?'is-checked':'',(disabled || !!item.disabled)?'is-disable':'',index!==0&&mode==='list'?'is-list-border':'']"
:style="item.styleBackgroud" v-for="(item,index) in dataList" :key="index">
<checkbox class="hidden" hidden :disabled="disabled || !!item.disabled" :value="item[map.value]+''" :checked="item.selected" />
<view v-if="(mode !=='tag' && mode !== 'list') || ( mode === 'list' && icon === 'left')" class="checkbox__inner" :style="item.styleIcon">
<view class="checkbox__inner-icon"></view>
</view>
<view class="checklist-content" :class="{'list-content':mode === 'list' && icon ==='left'}">
<text class="checklist-text" :style="item.styleIconText">{{item[map.text]}}</text>
<view v-if="mode === 'list' && icon === 'right'" class="checkobx__list" :style="item.styleBackgroud"></view>
</view>
</label>
</checkbox-group>
<radio-group v-else class="checklist-group" :class="{'is-list':mode==='list','is-wrap':wrap}" @change="chagne">
<!-- -->
<label class="checklist-box" :class="['is--'+mode,item.selected?'is-checked':'',(disabled || !!item.disabled)?'is-disable':'',index!==0&&mode==='list'?'is-list-border':'']"
:style="item.styleBackgroud" v-for="(item,index) in dataList" :key="index">
<radio class="hidden" hidden :disabled="disabled || item.disabled" :value="item[map.value]+''" :checked="item.selected" />
<view v-if="(mode !=='tag' && mode !== 'list') || ( mode === 'list' && icon === 'left')" class="radio__inner"
:style="item.styleBackgroud">
<view class="radio__inner-icon" :style="item.styleIcon"></view>
</view>
<view class="checklist-content" :class="{'list-content':mode === 'list' && icon ==='left'}">
<text class="checklist-text" :style="item.styleIconText">{{item[map.text]}}</text>
<view v-if="mode === 'list' && icon === 'right'" :style="item.styleRightIcon" class="checkobx__list"></view>
</view>
</label>
</radio-group>
</template>
</view>
</template>
<script>
/**
* DataChecklist 数据选择器
* @description 通过数据渲染 checkbox 和 radio
* @tutorial https://ext.dcloud.net.cn/plugin?id=xxx
* @property {String} mode = [default| list | button | tag] 显示模式
* @value default 默认横排模式
* @value list 列表模式
* @value button 按钮模式
* @value tag 标签模式
* @property {Boolean} multiple = [true|false] 是否多选
* @property {Array|String|Number} value 默认值
* @property {Array} localdata 本地数据 ,格式 [{text:'',value:''}]
* @property {Number|String} min 最小选择个数 multiple为true时生效
* @property {Number|String} max 最大选择个数 multiple为true时生效
* @property {Boolean} wrap 是否换行显示
* @property {String} icon = [left|right] list 列表模式下icon显示位置
* @property {Boolean} selectedColor 选中颜色
* @property {Boolean} emptyText 没有数据时显示的文字 ,本地数据无效
* @property {Boolean} selectedTextColor 选中文本颜色,如不填写则自动显示
* @property {Object} map 字段映射, 默认 map={text:'text',value:'value'}
* @value left 左侧显示
* @value right 右侧显示
* @event {Function} change 选中发生变化触发
*/
export default {
name: 'uniDataChecklist',
mixins: [uniCloud.mixinDatacom || {}],
emits:['input','update:modelValue','change'],
props: {
mode: {
type: String,
default: 'default'
},
multiple: {
type: Boolean,
default: false
},
value: {
type: [Array, String, Number],
default () {
return ''
}
},
// TODO vue3
modelValue: {
type: [Array, String, Number],
default() {
return '';
}
},
localdata: {
type: Array,
default () {
return []
}
},
min: {
type: [Number, String],
default: ''
},
max: {
type: [Number, String],
default: ''
},
wrap: {
type: Boolean,
default: false
},
icon: {
type: String,
default: 'left'
},
selectedColor: {
type: String,
default: ''
},
selectedTextColor: {
type: String,
default: ''
},
emptyText:{
type: String,
default: '暂无数据'
},
disabled:{
type: Boolean,
default: false
},
map:{
type: Object,
default(){
return {
text:'text',
value:'value'
}
}
}
},
watch: {
localdata: {
handler(newVal) {
this.range = newVal
this.dataList = this.getDataList(this.getSelectedValue(newVal))
},
deep: true
},
mixinDatacomResData(newVal) {
this.range = newVal
this.dataList = this.getDataList(this.getSelectedValue(newVal))
},
value(newVal) {
this.dataList = this.getDataList(newVal)
// fix by mehaotian is_reset 在 uni-forms 中定义
// if(!this.is_reset){
// this.is_reset = false
// this.formItem && this.formItem.setValue(newVal)
// }
},
modelValue(newVal) {
this.dataList = this.getDataList(newVal);
// if(!this.is_reset){
// this.is_reset = false
// this.formItem && this.formItem.setValue(newVal)
// }
}
},
data() {
return {
dataList: [],
range: [],
contentText: {
contentdown: '查看更多',
contentrefresh: '加载中',
contentnomore: '没有更多'
},
isLocal:true,
styles: {
selectedColor: '#2979ff',
selectedTextColor: '#666',
},
isTop:0
};
},
computed:{
dataValue(){
if(this.value === '')return this.modelValue
if(this.modelValue === '') return this.value
return this.value
}
},
created() {
// this.form = this.getForm('uniForms')
// this.formItem = this.getForm('uniFormsItem')
// this.formItem && this.formItem.setValue(this.value)
// if (this.formItem) {
// this.isTop = 6
// if (this.formItem.name) {
// // 如果存在name添加默认值,否则formData 中不存在这个字段不校验
// if(!this.is_reset){
// this.is_reset = false
// this.formItem.setValue(this.dataValue)
// }
// this.rename = this.formItem.name
// this.form.inputChildrens.push(this)
// }
// }
if (this.localdata && this.localdata.length !== 0) {
this.isLocal = true
this.range = this.localdata
this.dataList = this.getDataList(this.getSelectedValue(this.range))
} else {
if (this.collection) {
this.isLocal = false
this.loadData()
}
}
},
methods: {
loadData() {
this.mixinDatacomGet().then(res=>{
this.mixinDatacomResData = res.result.data
if(this.mixinDatacomResData.length === 0){
this.isLocal = false
this.mixinDatacomErrorMessage = this.emptyText
}else{
this.isLocal = true
}
}).catch(err=>{
this.mixinDatacomErrorMessage = err.message
})
},
/**
* 获取父元素实例
*/
getForm(name = 'uniForms') {
let parent = this.$parent;
let parentName = parent.$options.name;
while (parentName !== name) {
parent = parent.$parent;
if (!parent) return false
parentName = parent.$options.name;
}
return parent;
},
chagne(e) {
const values = e.detail.value
let detail = {
value: [],
data: []
}
if (this.multiple) {
this.range.forEach(item => {
if (values.includes(item[this.map.value] + '')) {
detail.value.push(item[this.map.value])
detail.data.push(item)
}
})
} else {
const range = this.range.find(item => (item[this.map.value] + '') === values)
if (range) {
detail = {
value: range[this.map.value],
data: range
}
}
}
// this.formItem && this.formItem.setValue(detail.value)
// TODO 兼容 vue2
this.$emit('input', detail.value);
// // TOTO 兼容 vue3
this.$emit('update:modelValue', detail.value);
this.$emit('change', {
detail
})
if (this.multiple) {
// 如果 v-model 没有绑定 ,则走内部逻辑
// if (this.value.length === 0) {
this.dataList = this.getDataList(detail.value, true)
// }
} else {
this.dataList = this.getDataList(detail.value)
}
},
/**
* 获取渲染的新数组
* @param {Object} value 选中内容
*/
getDataList(value) {
// 解除引用关系,破坏原引用关系,避免污染源数据
let dataList = JSON.parse(JSON.stringify(this.range))
let list = []
if (this.multiple) {
if (!Array.isArray(value)) {
value = []
}
}
dataList.forEach((item, index) => {
item.disabled = item.disable || item.disabled || false
if (this.multiple) {
if (value.length > 0) {
let have = value.find(val => val === item[this.map.value])
item.selected = have !== undefined
} else {
item.selected = false
}
} else {
item.selected = value === item[this.map.value]
}
list.push(item)
})
return this.setRange(list)
},
/**
* 处理最大最小值
* @param {Object} list
*/
setRange(list) {
let selectList = list.filter(item => item.selected)
let min = Number(this.min) || 0
let max = Number(this.max) || ''
list.forEach((item, index) => {
if (this.multiple) {
if (selectList.length <= min) {
let have = selectList.find(val => val[this.map.value] === item[this.map.value])
if (have !== undefined) {
item.disabled = true
}
}
if (selectList.length >= max && max !== '') {
let have = selectList.find(val => val[this.map.value] === item[this.map.value])
if (have === undefined) {
item.disabled = true
}
}
}
this.setStyles(item, index)
list[index] = item
})
return list
},
/**
* 设置 class
* @param {Object} item
* @param {Object} index
*/
setStyles(item, index) {
// 设置自定义样式
item.styleBackgroud = this.setStyleBackgroud(item)
item.styleIcon = this.setStyleIcon(item)
item.styleIconText = this.setStyleIconText(item)
item.styleRightIcon = this.setStyleRightIcon(item)
},
/**
* 获取选中值
* @param {Object} range
*/
getSelectedValue(range) {
if (!this.multiple) return this.dataValue
let selectedArr = []
range.forEach((item) => {
if (item.selected) {
selectedArr.push(item[this.map.value])
}
})
return this.dataValue.length > 0 ? this.dataValue : selectedArr
},
/**
* 设置背景样式
*/
setStyleBackgroud(item) {
let styles = {}
let selectedColor = this.selectedColor?this.selectedColor:'#2979ff'
if (this.mode !== 'list') {
styles['border-color'] = item.selected?selectedColor:'#DCDFE6'
}
if (this.mode === 'tag') {
styles['background-color'] = item.selected? selectedColor:'#f5f5f5'
}
let classles = ''
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
},
setStyleIcon(item) {
let styles = {}
let classles = ''
let selectedColor = this.selectedColor?this.selectedColor:'#2979ff'
styles['background-color'] = item.selected?selectedColor:'#fff'
styles['border-color'] = item.selected?selectedColor:'#DCDFE6'
if(!item.selected && item.disabled){
styles['background-color'] = '#F2F6FC'
styles['border-color'] = item.selected?selectedColor:'#DCDFE6'
}
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
},
setStyleIconText(item) {
let styles = {}
let classles = ''
let selectedColor = this.selectedColor?this.selectedColor:'#2979ff'
if (this.mode === 'tag') {
styles.color = item.selected?(this.selectedTextColor?this.selectedTextColor:'#fff'):'#666'
} else {
styles.color = item.selected?(this.selectedTextColor?this.selectedTextColor:selectedColor):'#666'
}
if(!item.selected && item.disabled){
styles.color = '#999'
}
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
},
setStyleRightIcon(item) {
let styles = {}
let classles = ''
if (this.mode === 'list') {
styles['border-color'] = item.selected?this.styles.selectedColor:'#DCDFE6'
}
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
}
}
}
</script>
<style lang="scss">
$checked-color: #2979ff;
$border-color: #DCDFE6;
$disable:0.4;
@mixin flex {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
}
.uni-data-loading {
@include flex;
flex-direction: row;
justify-content: center;
align-items: center;
height: 36px;
padding-left: 10px;
color: #999;
}
.uni-data-checklist {
position: relative;
z-index: 0;
flex: 1;
// 多选样式
.checklist-group {
@include flex;
flex-direction: row;
flex-wrap: wrap;
&.is-list {
flex-direction: column;
}
.checklist-box {
@include flex;
flex-direction: row;
align-items: center;
position: relative;
margin: 5px 0;
margin-right: 25px;
.hidden {
position: absolute;
opacity: 0;
}
// 文字样式
.checklist-content {
@include flex;
flex: 1;
flex-direction: row;
align-items: center;
justify-content: space-between;
.checklist-text {
font-size: 14px;
color: #666;
margin-left: 5px;
line-height: 14px;
}
.checkobx__list {
border-right-width: 1px;
border-right-color: #007aff;
border-right-style: solid;
border-bottom-width:1px;
border-bottom-color: #007aff;
border-bottom-style: solid;
height: 12px;
width: 6px;
left: -5px;
transform-origin: center;
transform: rotate(45deg);
opacity: 0;
}
}
// 多选样式
.checkbox__inner {
/* #ifndef APP-NVUE */
flex-shrink: 0;
box-sizing: border-box;
/* #endif */
position: relative;
width: 16px;
height: 16px;
border: 1px solid $border-color;
border-radius: 4px;
background-color: #fff;
z-index: 1;
.checkbox__inner-icon {
position: absolute;
/* #ifdef APP-NVUE */
top: 2px;
/* #endif */
/* #ifndef APP-NVUE */
top: 1px;
/* #endif */
left: 5px;
height: 8px;
width: 4px;
border-right-width: 1px;
border-right-color: #fff;
border-right-style: solid;
border-bottom-width:1px ;
border-bottom-color: #fff;
border-bottom-style: solid;
opacity: 0;
transform-origin: center;
transform: rotate(40deg);
}
}
// 单选样式
.radio__inner {
@include flex;
/* #ifndef APP-NVUE */
flex-shrink: 0;
box-sizing: border-box;
/* #endif */
justify-content: center;
align-items: center;
position: relative;
width: 16px;
height: 16px;
border: 1px solid $border-color;
border-radius: 16px;
background-color: #fff;
z-index: 1;
.radio__inner-icon {
width: 8px;
height: 8px;
border-radius: 10px;
opacity: 0;
}
}
// 默认样式
&.is--default {
// 禁用
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
.checkbox__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.radio__inner {
background-color: #F2F6FC;
border-color: $border-color;
}
.checklist-text {
color: #999;
}
}
// 选中
&.is-checked {
.checkbox__inner {
border-color: $checked-color;
background-color: $checked-color;
.checkbox__inner-icon {
opacity: 1;
transform: rotate(45deg);
}
}
.radio__inner {
border-color: $checked-color;
.radio__inner-icon {
opacity: 1;
background-color: $checked-color;
}
}
.checklist-text {
color: $checked-color;
}
// 选中禁用
&.is-disable {
.checkbox__inner {
opacity: $disable;
}
.checklist-text {
opacity: $disable;
}
.radio__inner {
opacity: $disable;
}
}
}
}
// 按钮样式
&.is--button {
margin-right: 10px;
padding: 5px 10px;
border: 1px $border-color solid;
border-radius: 3px;
transition: border-color 0.2s;
// 禁用
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
border: 1px #eee solid;
opacity: $disable;
.checkbox__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.radio__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.checklist-text {
color: #999;
}
}
&.is-checked {
border-color: $checked-color;
.checkbox__inner {
border-color: $checked-color;
background-color: $checked-color;
.checkbox__inner-icon {
opacity: 1;
transform: rotate(45deg);
}
}
.radio__inner {
border-color: $checked-color;
.radio__inner-icon {
opacity: 1;
background-color: $checked-color;
}
}
.checklist-text {
color: $checked-color;
}
// 选中禁用
&.is-disable {
opacity: $disable;
}
}
}
// 标签样式
&.is--tag {
margin-right: 10px;
padding: 5px 10px;
border: 1px $border-color solid;
border-radius: 3px;
background-color: #f5f5f5;
.checklist-text {
margin: 0;
color: #666;
}
// 禁用
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
opacity: $disable;
}
&.is-checked {
background-color: $checked-color;
border-color: $checked-color;
.checklist-text {
color: #fff;
}
}
}
// 列表样式
&.is--list {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
padding: 10px 15px;
padding-left: 0;
margin: 0;
&.is-list-border {
border-top: 1px #eee solid;
}
// 禁用
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
.checkbox__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.checklist-text {
color: #999;
}
}
&.is-checked {
.checkbox__inner {
border-color: $checked-color;
background-color: $checked-color;
.checkbox__inner-icon {
opacity: 1;
transform: rotate(45deg);
}
}
.radio__inner {
.radio__inner-icon {
opacity: 1;
}
}
.checklist-text {
color: $checked-color;
}
.checklist-content {
.checkobx__list {
opacity: 1;
border-color: $checked-color;
}
}
// 选中禁用
&.is-disable {
.checkbox__inner {
opacity: $disable;
}
.checklist-text {
opacity: $disable;
}
}
}
}
}
}
}
</style>