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

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<template>
<view class="uni-stat__select">
<span v-if="label" class="uni-label-text hide-on-phone">{{label + ''}}</span>
<view class="uni-stat-box" :class="{'uni-stat__actived': current}">
<view class="uni-select">
<view class="uni-select__input-box" @click="toggleSelector">
<view v-if="current" class="uni-select__input-text">{{current}}</view>
<view v-else class="uni-select__input-text uni-select__input-placeholder">{{typePlaceholder}}</view>
<uni-icons v-if="current && clear" type="clear" color="#c0c4cc" size="24" @click="clearVal" />
<uni-icons v-else :type="showSelector? 'top' : 'bottom'" size="14" color="#999" />
</view>
<view class="uni-select--mask" v-if="showSelector" @click="toggleSelector" />
<view class="uni-select__selector" v-if="showSelector">
<view class="uni-popper__arrow"></view>
<scroll-view scroll-y="true" class="uni-select__selector-scroll">
<view class="uni-select__selector-empty" v-if="mixinDatacomResData.length === 0">
<text>{{emptyTips}}</text>
</view>
<view v-else class="uni-select__selector-item" v-for="(item,index) in mixinDatacomResData"
:key="index" @click="change(item)">
<text
:class="{'uni-select__selector__disabled': item.disable}">{{formatItemName(item)}}</text>
</view>
</scroll-view>
</view>
</view>
</view>
</view>
</template>
<script>
/**
* DataChecklist 数据选择器
* @description 通过数据渲染的下拉框组件
* @tutorial https://uniapp.dcloud.io/component/uniui/uni-data-select
* @property {String} value 默认值
* @property {Array} localdata 本地数据 ,格式 [{text:'',value:''}]
* @property {Boolean} clear 是否可以清空已选项
* @property {Boolean} emptyText 没有数据时显示的文字 ,本地数据无效
* @property {String} label 左侧标题
* @property {String} placeholder 输入框的提示文字
* @event {Function} change 选中发生变化触发
*/
export default {
name: "uni-stat-select",
mixins: [uniCloud.mixinDatacom || {}],
data() {
return {
showSelector: false,
current: '',
mixinDatacomResData: [],
apps: [],
channels: []
};
},
props: {
localdata: {
type: Array,
default () {
return []
}
},
value: {
type: [String, Number],
default: ''
},
modelValue: {
type: [String, Number],
default: ''
},
label: {
type: String,
default: ''
},
placeholder: {
type: String,
default: '请选择'
},
emptyTips: {
type: String,
default: '无选项'
},
clear: {
type: Boolean,
default: true
},
defItem: {
type: Number,
default: 0
}
},
created() {
this.last = `${this.collection}_last_selected_option_value`
if (this.collection && !this.localdata.length) {
this.mixinDatacomEasyGet()
}
},
computed: {
typePlaceholder() {
const text = {
'opendb-stat-app-versions': '版本',
'opendb-app-channels': '渠道',
'opendb-app-list': '应用'
}
const common = this.placeholder
const placeholder = text[this.collection]
return placeholder ?
common + placeholder :
common
}
},
watch: {
localdata: {
immediate: true,
handler(val, old) {
if (Array.isArray(val) && old !== val) {
this.mixinDatacomResData = val
}
}
},
// #ifndef VUE3
value() {
this.initDefVal()
},
// #endif
// #ifdef VUE3
modelValue() {
this.initDefVal()
},
// #endif
mixinDatacomResData: {
immediate: true,
handler(val) {
if (val.length) {
this.initDefVal()
}
}
}
},
methods: {
initDefVal() {
let defValue = ''
if ((this.value || this.value === 0) && !this.isDisabled(this.value)) {
defValue = this.value
} else if ((this.modelValue || this.modelValue === 0) && !this.isDisabled(this.modelValue)) {
defValue = this.modelValue
} else {
let strogeValue
if (this.collection) {
strogeValue = uni.getStorageSync(this.last)
}
if (strogeValue || strogeValue === 0) {
defValue = strogeValue
} else {
let defItem = ''
if (this.defItem > 0 && this.defItem < this.mixinDatacomResData.length) {
defItem = this.mixinDatacomResData[this.defItem - 1].value
}
defValue = defItem
}
this.emit(defValue)
}
const def = this.mixinDatacomResData.find(item => item.value === defValue)
this.current = def ? this.formatItemName(def) : ''
},
/**
* @param {[String, Number]} value
* 判断用户给的 value 是否同时为禁用状态
*/
isDisabled(value) {
let isDisabled = false;
this.mixinDatacomResData.forEach(item => {
if (item.value === value) {
isDisabled = item.disable
}
})
return isDisabled;
},
clearVal() {
this.emit('')
if (this.collection) {
uni.removeStorageSync(this.last)
}
},
change(item) {
if (!item.disable) {
this.showSelector = false
this.current = this.formatItemName(item)
this.emit(item.value)
}
},
emit(val) {
this.$emit('change', val)
this.$emit('input', val)
this.$emit('update:modelValue', val)
if (this.collection) {
uni.setStorageSync(this.last, val)
}
},
toggleSelector() {
this.showSelector = !this.showSelector
},
formatItemName(item) {
let {
text,
value,
channel_code
} = item
channel_code = channel_code ? `(${channel_code})` : ''
return this.collection.indexOf('app-list') > 0 ?
`${text}(${value})` :
(
text ?
text :
`未命名${channel_code}`
)
}
}
}
</script>
<style lang="scss">
$uni-base-color: #6a6a6a !default;
$uni-main-color: #333 !default;
$uni-secondary-color: #909399 !default;
$uni-border-3: #e5e5e5;
/* #ifndef APP-NVUE */
@media screen and (max-width: 500px) {
.hide-on-phone {
display: none;
}
}
/* #endif */
.uni-stat__select {
display: flex;
align-items: center;
// padding: 15px;
cursor: pointer;
width: 100%;
flex: 1;
box-sizing: border-box;
}
.uni-stat-box {
width: 100%;
flex: 1;
}
.uni-stat__actived {
width: 100%;
flex: 1;
// outline: 1px solid #2979ff;
}
.uni-label-text {
font-size: 14px;
font-weight: bold;
color: $uni-base-color;
margin: auto 0;
margin-right: 5px;
}
.uni-select {
font-size: 14px;
border: 1px solid $uni-border-3;
box-sizing: border-box;
border-radius: 4px;
padding: 0 5px;
padding-left: 10px;
position: relative;
/* #ifndef APP-NVUE */
display: flex;
user-select: none;
/* #endif */
flex-direction: row;
align-items: center;
border-bottom: solid 1px $uni-border-3;
width: 100%;
flex: 1;
height: 35px;
}
.uni-select__label {
font-size: 16px;
// line-height: 22px;
height: 35px;
padding-right: 10px;
color: $uni-secondary-color;
}
.uni-select__input-box {
// height: 35px;
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex: 1;
flex-direction: row;
align-items: center;
}
.uni-select__input {
flex: 1;
font-size: 14px;
height: 22px;
line-height: 22px;
}
.uni-select__input-plac {
font-size: 14px;
color: $uni-secondary-color;
}
.uni-select__selector {
/* #ifndef APP-NVUE */
box-sizing: border-box;
/* #endif */
position: absolute;
top: calc(100% + 12px);
left: 0;
width: 100%;
background-color: #FFFFFF;
border: 1px solid #EBEEF5;
border-radius: 6px;
box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
z-index: 2;
padding: 4px 0;
}
.uni-select__selector-scroll {
/* #ifndef APP-NVUE */
max-height: 200px;
box-sizing: border-box;
/* #endif */
}
.uni-select__selector-empty,
.uni-select__selector-item {
/* #ifndef APP-NVUE */
display: flex;
cursor: pointer;
/* #endif */
line-height: 35px;
font-size: 14px;
text-align: center;
/* border-bottom: solid 1px $uni-border-3; */
padding: 0px 10px;
}
.uni-select__selector-item:hover {
background-color: #f9f9f9;
}
.uni-select__selector-empty:last-child,
.uni-select__selector-item:last-child {
/* #ifndef APP-NVUE */
border-bottom: none;
/* #endif */
}
.uni-select__selector__disabled {
opacity: 0.4;
cursor: default;
}
/* picker 弹出层通用的指示小三角 */
.uni-popper__arrow,
.uni-popper__arrow::after {
position: absolute;
display: block;
width: 0;
height: 0;
border-color: transparent;
border-style: solid;
border-width: 6px;
}
.uni-popper__arrow {
filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.03));
top: -6px;
left: 10%;
margin-right: 3px;
border-top-width: 0;
border-bottom-color: #EBEEF5;
}
.uni-popper__arrow::after {
content: " ";
top: 1px;
margin-left: -6px;
border-top-width: 0;
border-bottom-color: #fff;
}
.uni-select__input-text {
// width: 280px;
width: 100%;
color: $uni-main-color;
white-space: nowrap;
text-overflow: ellipsis;
-o-text-overflow: ellipsis;
overflow: hidden;
}
.uni-select__input-placeholder {
color: $uni-base-color;
font-size: 12px;
}
.uni-select--mask {
position: fixed;
top: 0;
bottom: 0;
right: 0;
left: 0;
}
</style>