290144e9
 易尊强
第一次
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<template>
<view class="ncc-select">
<u-input type="select" :select-open="selectShow" v-model="innerValue" :placeholder="placeholder"
@click="openSelect"></u-input>
<u-select :list="newOptions" v-model="selectShow" @confirm="selectConfirm" :value-name="props.value"
:label-name="props.label" :default-value="defaultValue" v-if="!multiple" />
<mult-select :list="newOptions" v-model="selectShow" @confirm="selectConfirm" :value-name="props.value"
:label-name="props.label" :default-value="defaultValue" v-if="multiple" @setMultDefault="setMultDefault" />
</view>
</template>
<script>
import multSelect from './mult-select'
export default {
name: 'ncc-select',
components: {
multSelect
},
model: {
prop: 'value',
event: 'input'
},
props: {
value: {
default: ''
},
placeholder: {
type: String,
default: '请选择'
},
options: {
type: Array,
default: () => []
},
props: {
type: Object,
default: () => ({
label: 'fullName',
value: 'id'
})
},
disabled: {
type: Boolean,
default: false
},
multiple: {
type: Boolean,
default: false
}
},
computed: {
newOptions() {
return this.options.map((o, i) => ({
...o,
extra: i
}))
}
},
watch: {
newOptions() {
this.setDefault()
},
value(val) {
this.setDefault()
}
},
data() {
return {
selectShow: false,
innerValue: '',
defaultValue: []
}
},
created() {
this.setDefault()
},
methods: {
openSelect() {
if (this.disabled) return
this.selectShow = true
},
selectConfirm(e, label = '') {
if (this.multiple) {
this.$emit('input', e)
this.defaultValue = e
this.innerValue = label
} else {
this.$emit('input', e[0].value)
this.defaultValue = [e[0].extra]
this.innerValue = e[0].label
}
},
setDefault() {
if (this.multiple) {
if (!this.value.length) return this.innerValue = ''
this.defaultValue = this.value
let label = ''
outer: for (let i = 0; i < this.defaultValue.length; i++) {
inner: for (let j = 0; j < this.options.length; j++) {
if (this.defaultValue[i] === this.options[j][this.props.value]) {
if (!label) {
label += this.options[j][this.props.label]
} else {
label += ',' + this.options[j][this.props.label]
}
break inner
}
}
}
this.innerValue = label
} else {
if (!this.value) return this.innerValue = ''
for (let i = 0; i < this.options.length; i++) {
if (this.options[i][this.props.value] === this.value) {
this.defaultValue = [i]
this.innerValue = this.options[i][this.props.label]
break
}
}
}
},
}
}
</script>
<style lang="scss" scoped>
.ncc-select {
width: 100%;
}
</style>
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