/**
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* CCheckBox
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* @author Tevin
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*/
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<template>
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<view
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class="c-check-box"
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:class="displayType==='dialog'?'c-check-box-dialog':''"
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>
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<AtInput
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ref="input"
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:name="itemRes.name"
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:title="itemRes.label"
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:required="itemRes.required"
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:disabled="itemRes.disabled"
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:error="itemRes.error"
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:editable="displayType!=='dialog'"
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:placeholder="placeholder"
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:value="selectedStr"
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:onClick="evt => handleOpen()"
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>
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<view
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v-if="displayType==='dialog'"
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class="at-icon at-icon-chevron-right"
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/>
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</AtInput>
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<AtCheckbox
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ref="check"
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v-if="displayType==='plane'"
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:class="'c-check-box-' + boxType"
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:options="options"
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:selectedList="selectedList"
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:onChange="evt => handleChange(evt)"
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/>
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<AtModal
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:isOpened="isDialogOpened"
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v-if="displayType==='dialog'"
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:onClose="evt => handleClose()"
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>
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<AtModalHeader>请选择{{itemRes.label}}</AtModalHeader>
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<AtModalContent>
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<scroll-view
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class="scrollor"
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:scrollY="true"
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>
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<AtCheckbox
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ref="check"
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:class="'c-check-box-' + boxType"
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:options="options"
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:selectedList="selectedList"
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:onChange="evt => handleChange(evt)"
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/>
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<view
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class="m-text-ignore"
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v-show="options.length===0"
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>（选项加载异常）</view>
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</scroll-view>
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</AtModalContent>
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<AtModalAction>
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<button @tap="evt => handleClose(evt)">确定</button>
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</AtModalAction>
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</AtModal>
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</view>
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</template>
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<script>
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import Taro from '@tarojs/taro';
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import { $ } from '@tarojs/extend';
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import {
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AtInput,
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AtCheckbox,
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AtModal,
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AtModalHeader,
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AtModalContent,
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AtModalAction,
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} from 'taro-ui-vue';
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import { Tools } from '@components/common/Tools';
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import './cCheckBox.scss';
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export default {
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name: 'CCheckBox',
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components: {
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AtInput,
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AtCheckbox,
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AtModal,
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AtModalHeader,
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AtModalContent,
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AtModalAction,
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},
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props: {
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// 表单数据资源（表单组件内部机制专用）
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itemRes: Object,
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// 选项列表，单项为 {label,value}
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options: {
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type: Array,
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default: () => [],
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},
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// 勾选类型
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boxType: {
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type: String,
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default: 'checkbox', // checkbox 多选、radio 单选
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},
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// 显示模式
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displayType: {
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type: String,
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default: 'plane', // plane 直接显示、dialog 弹窗
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},
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// 占位提示
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placeholder: String,
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},
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data() {
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return {
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isDialogOpened: false,
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};
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},
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computed: {
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selectedList() {
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const value = this.itemRes.formData[this.itemRes.name];
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if (Tools.isArray(value)) {
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return value;
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} else {
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return [value];
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}
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},
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selectedStr() {
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return (this.selectedList || [])
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.map(selected => {
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const option = this.options.find(opt => opt.value === selected);
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return option ? option.label || '' : '';
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})
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.join(',');
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},
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},
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methods: {
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handleChange(evt) {
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// 多选
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if (this.boxType === 'checkbox') {
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const next = [];
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evt.forEach(item => {
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if (typeof item === 'undefined') {
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return;
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}
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const selectedIndex = this.options.findIndex(
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opt => opt.value === item
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);
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console.log(item, selectedIndex);
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if (selectedIndex < 0) {
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return;
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}
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next.push(item);
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});
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this.itemRes.onChange(next);
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}
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// 单选
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else if (this.boxType === 'radio') {
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const next = evt[evt.length - 1];
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const selectedIndex = this.options.find(opt => opt.value === item);
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if (selectedIndex < 0) {
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this.itemRes.onChange('');
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} else {
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this.itemRes.onChange(next);
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}
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}
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},
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handleOpen() {
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if (this.displayType === 'plane') {
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return;
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}
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this.isDialogOpened = true;
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},
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handleClose() {
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this.isDialogOpened = false;
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},
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},
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mounted() {
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if (this.displayType === 'plane') {
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if (process.env.TARO_ENV === 'h5') {
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$(this.$refs.input.$el)
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.find('.at-input__container')
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.prepend(this.$refs.check.$el);
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} else if (process.env.TARO_ENV === 'weapp') {
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$(this.$refs.input.$el)
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.find('.at-input__container')
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.append(this.$refs.check.$el);
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}
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}
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},
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};
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</script>
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