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<template>
<div style=" width:auto; display:inline-block !important; display:inline;z-index:100">
<a-select :style="{width: width + 'px'}" v-model="parValue" @change="parentChange($event)" :key="0">
<a-select-option v-for="item in parArray" :key="item.key" :value="item.key" select>{{ item.title }}</a-select-option>
</a-select>
<a-select :style="{width: width + 'px'}" v-model="childValue" @change="childChange($event)" :key="1">
<a-select-option v-for="item in childArray" :key="item.key" :value="item.key" select>{{ item.title }}</a-select-option>
</a-select>
</div>
</template>
<script>
export default {
//用法 <para-multi-select v-model="formData.projClass" :typeId="52" />
name: "paraMultiSelect",
data () {
return {
loadState: false,
parArray: [],
parValue: '',
defaultParent: {
title: "--请选择" + this.title + "--",
key: "",
description: "",
selected: true,
disabled: true,
},
childArray: [],
childValue: '',
defaultChild: {
title: "--请选择上级-",
key: "",
description: "",
selected: true,
disabled: true,
},
};
},
props: {
value: {
type: String,
default () {
return null
}
},
typeId: null,
width: {
type: Number,
default () {
return 180
}
},
title: {
type: String,
default () {
return ''
}
},
},
created () {
this.initiData(this.value)
},
methods: {
initiData (value) {
if (this.parArray.length == 0) {
this.loadParentArray()
}
if (!!value) {
this.loadState = true
this.loadChildArray(value)
}
},
loadParentArray () {
let pars1 = { typeId: this.typeId }
this.$api.parameter.getParentListByType(pars1)
.then(({ data = {} }) => {
this.parArray = data
this.parArray.unshift(this.defaultParent)
if (this.childArray.length == 0) {
this.childArray.unshift(this.defaultChild)
}
})
.catch(() => { });
},
loadChildArray (value) {
let pars2 = { typeId: this.typeId, id: value };
this.$api.parameter.getParameterList(pars2).then(({ data = {} }) => {
if (data) {
this.childArray = data.data
this.childArray.unshift(this.defaultChild)
this.parValue = data.parent
this.childValue = value
}
else {
this.childArray.unshift(this.defaultChild)
}
}).catch(() => { });
},
parentChange (value) {
this.childArray = [];
this.childArray.unshift(this.defaultChild)
this.childValue = ''
if (value != '') {
let pars2 = { typeId: this.typeId, parentId: value };
this.$api.parameter.getParameterList(pars2).then(({ data = {} }) => {
if (data) {
this.childArray = data.data
this.childArray.unshift(this.defaultChild)
}
}).catch(() => { });
}
else {
this.childArray = [this.defaultChild]
this.childValue = ''
}
this.$emit('parentChange', value)
this.$emit("change");
},
childChange (value) {
this.$emit("input", value);
var newArr = this.childArray.filter(x => x.key == value);
if (!!newArr && newArr.length > 0) {
var text = !!value ? newArr[0].title : ''
this.$emit('changeTitle', text)
}
this.$emit("change");
}
},
watch: {
value: {
handler (value) {
if (this.loadState) {
return
}
else if (value) {
this.initiData(value)
this.loadState = true
}
},
},
}
}
</script>