index.vue
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<!--
* @Date: 2022-09-08 15:47:54
* @LastEditors: hookehuyr hookehuyr@gmail.com
* @LastEditTime: 2022-11-21 15:16:10
* @FilePath: /data-table/src/components/RatePickerField/index.vue
* @Description: 评分选择控件
-->
<template>
<div class="rate-field">
<div class="label">
{{ item.component_props.label
}}<span v-if="item.component_props.required"> *</span>
</div>
<van-rate
v-model="rate_value"
:count="item.component_props.count"
@change="onChange"
style="padding: 1rem"
/>
<div
v-if="show_empty"
class="van-field__error-message"
style="padding: 0 1rem 1rem 1rem"
>
评分不能为空
</div>
</div>
</template>
<script setup>
const props = defineProps({
item: Object,
});
const emit = defineEmits(["active"]);
const show_empty = ref(false);
const rate_value = ref(0);
const onChange = () => {
props.item.value = { key: props.item.key, value: rate_value.value, type: "rate" };
emit("active", props.item.value);
};
onMounted(() => {
props.item.value = { key: props.item.key, value: rate_value.value, type: "rate" };
emit("active", props.item.value);
});
const validRate = () => {
// 必填项
if (props.item.component_props.required && !rate_value.value) {
show_empty.value = true;
} else {
show_empty.value = false;
}
return !show_empty.value;
};
defineExpose({ validRate });
</script>
<style lang="less" scoped>
.rate-field {
.label {
padding: 1rem 1rem 0 1rem;
font-size: 0.9rem;
font-weight: bold;
span {
color: red;
}
}
}
</style>