344 lines
6.3 KiB
Vue
344 lines
6.3 KiB
Vue
<template>
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<view class="app-container">
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<uni-forms label-position="top" :modelValue="formData" class="component-form">
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<view class="form-row">
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<!-- 常用组分选择框 -->
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<uni-forms-item label="常用组分" class="form-item">
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<uni-data-select v-model="selectedComponent" @change="handleComponentChange" placeholder="请选择常用组分"
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:clear="true" :localdata="componentOptions" />
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</uni-forms-item>
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<!-- 合计输入框 -->
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<uni-forms-item label="合计" class="form-item">
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<uni-easyinput :value="totalPercentage" disabled class="total-input" />
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</uni-forms-item>
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</view>
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</uni-forms>
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<uni-forms :modelValue="formData" label-position="top" class="component-form">
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<view class="fields-grid">
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<uni-forms-item v-for="field in componentFields" :key="field.prop" :label="field.label"
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:name="field.prop" class="field-item">
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<uni-easyinput v-model="formData[field.prop]" type="digit" @input="handleValueChange"
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@focus="selectAllText" />
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</uni-forms-item>
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</view>
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</uni-forms>
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</view>
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</template>
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<script setup>
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import {
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ref,
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watch,
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onMounted,
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computed,
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nextTick
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} from 'vue';
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import {
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onLoad
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} from '@dcloudio/uni-app';
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import {
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useDict
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} from '@/utils/dict'
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// 使用字典Hook获取ngtools_cyzf字典数据
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const {
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ngtools_cyzf
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} = useDict('ngtools_cyzf')
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const dictLoading = ref(false)
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// 计算属性：将字典数据转换为下拉框需要的格式
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const componentOptions = computed(() => {
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return (ngtools_cyzf.value || []).map(item => ({
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value: item.value,
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text: item.label
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}))
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})
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// 字段配置元数据
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const COMPONENT_FIELDS = [{
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prop: 'ngC1',
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label: '甲烷C1'
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},
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{
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prop: 'ngN2',
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label: '氮气N2'
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},
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{
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prop: 'ngCo2',
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label: '二氧化碳CO2'
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},
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{
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prop: 'ngC2',
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label: '乙烷C2'
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},
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{
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prop: 'ngC3',
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label: '丙烷C3'
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},
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{
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prop: 'ngH2o',
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label: '水H2O'
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},
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{
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prop: 'ngH2s',
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label: '硫化氢H2S'
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},
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{
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prop: 'ngH2',
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label: '氢气H2'
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},
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{
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prop: 'ngCo',
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label: '一氧化碳CO'
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},
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{
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prop: 'ngO2',
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label: '氧气O2'
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},
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{
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prop: 'ngIc4',
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label: '异丁烷iC4'
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},
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{
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prop: 'ngNc4',
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label: '正丁烷nC4'
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},
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{
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prop: 'ngIc5',
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label: '异戊烷iC5'
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},
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{
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prop: 'ngNc5',
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label: '正戊烷nC5'
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},
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{
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prop: 'ngC6',
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label: '己烷C6'
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},
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{
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prop: 'ngC7',
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label: '庚烷C7'
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},
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{
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prop: 'ngC8',
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label: '辛烷C8'
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},
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{
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prop: 'ngC9',
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label: '壬烷C9'
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},
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{
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prop: 'ngC10',
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label: '癸烷C10'
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},
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{
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prop: 'ngHe',
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label: '氦气He'
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},
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{
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prop: 'ngAr',
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label: '氩气Ar'
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}
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];
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// 定义 props
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const props = defineProps({
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modelValue: {
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type: String,
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default: ''
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},
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elFormWidth: {
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type: Number,
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default: 180
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}
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});
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// 定义 emits
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const emits = defineEmits(['update:modelValue']);
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// 定义响应式数据
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const selectWidth = ref(0);
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const selectedComponent = ref(null);
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const formData = ref(initFormData());
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const componentFields = ref(COMPONENT_FIELDS);
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// 页面加载
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onMounted(() => {
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selectWidth.value = props.elFormWidth;
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// 获取字典数据
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});
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// 计算属性
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const totalPercentage = computed(() => {
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return Object.values(formData.value)
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.reduce((sum, val) => sum + (parseFloat(val) || 0), 0)
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.toFixed(4);
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});
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// 初始化表单数据
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function initFormData() {
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return COMPONENT_FIELDS.reduce((acc, field) => {
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acc[field.prop] = 0;
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return acc;
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}, {});
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}
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// 全选输入框文本
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function selectAllText(event) {
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// 在uniapp中，可以通过设置selection-range实现全选
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const query = uni.createSelectorQuery().in(this);
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query.select(`[data-field="${event.target.dataset.field}"]`).node((res) => {
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const node = res.node;
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if (node && node.setSelectionRange) {
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node.setSelectionRange(0, node.value.length);
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}
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}).exec();
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}
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// 解析传入的字符串值
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function parseValueString(valueStr) {
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const values = (valueStr || '').split('_');
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componentFields.value.forEach((field, index) => {
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const value = parseFloat(values[index]) || 0;
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formData.value[field.prop] = value;
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});
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}
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// 生成要输出的字符串值
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function generateValueString() {
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return Object.values(formData.value)
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.map((v) => v.toFixed(4))
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.join('_');
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}
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// 处理组件选择变化
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function handleComponentChange(value) {
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if (!value) return;
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try {
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console.log(value)
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const componentData = JSON.parse(value);
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Object.keys(formData.value).forEach((key) => {
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formData.value[key] = parseFloat(componentData[key]) || 0;
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});
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emitUpdate();
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} catch (error) {
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uni.showToast({
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title: '获取标准组分失败',
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icon: 'none'
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});
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console.error(error);
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}
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}
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// 处理值变化
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function handleValueChange() {
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nextTick(() => {
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emitUpdate();
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});
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}
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// 触发更新事件
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function emitUpdate() {
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if (Math.abs(parseFloat(totalPercentage.value) - 100) > 0.0001) {
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uni.showToast({
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title: '组分合计不等于100%，请检查输入',
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icon: 'none'
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});
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}
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emits('update:modelValue', generateValueString());
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}
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// 监听 elFormWidth 的变化
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watch(
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() => props.elFormWidth,
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(newVal) => {
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selectWidth.value = newVal;
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}, {
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deep: true
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}
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);
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// 监听 value 的变化
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watch(
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() => props.modelValue,
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(newVal) => {
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parseValueString(newVal);
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}, {
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immediate: true
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}
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);
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</script>
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<style scoped>
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.app-container {
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padding: 20rpx;
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}
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.component-form {
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margin-bottom: 30rpx;
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}
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.form-row {
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display: flex;
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flex-wrap: wrap;
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gap: 20rpx;
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align-items: flex-end;
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}
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.form-item {
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flex: 1;
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min-width: 300rpx;
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}
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.fields-grid {
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(300rpx, 1fr));
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gap: 20rpx;
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}
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.field-item {
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margin-bottom: 0;
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}
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.total-input {
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font-weight: bold;
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color: #007AFF;
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}
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/* 调整uni-ui组件样式 */
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:deep(.uni-forms-item__label) {
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font-size: 28rpx;
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color: #666;
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margin-bottom: 10rpx;
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}
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:deep(.uni-input-input) {
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font-size: 28rpx;
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}
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:deep(.uni-easyinput__content) {
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border-radius: 8rpx;
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}
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:deep(.total-input .uni-input-input) {
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font-weight: bold;
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color: #007AFF;
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}
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@media (max-width: 750px) {
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.fields-grid {
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grid-template-columns: repeat(2, 1fr);
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gap: 15rpx;
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}
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.form-item {
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min-width: 250rpx;
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}
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}
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</style> |