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| /**
| * CNumberStep
| * @author Tevin
| */
|
| <template>
| <view class="c-number-step">
| <AtInput
| ref="input"
| :name="itemRes.name"
| :title="itemRes.label"
| :required="itemRes.required"
| :disabled="itemRes.disabled"
| :error="itemRes.error"
| />
| <view
| class="c-number-step-step"
| :class="unit?'on-unit':''"
| ref="number"
| >
| <AtInputNumber
| :min="range[0]"
| :max="range[1]"
| :step="step"
| :width="120"
| :value="itemRes.formData[itemRes.name]"
| :onChange="evt=>handleChange(evt)"
| />
| <view class="c-number-step-unit">{{unit}}</view>
| </view>
| </view>
| </template>
|
| <script>
| import Taro from '@tarojs/taro';
| import { $ } from '@tarojs/extend';
| import { AtInput, AtInputNumber } from 'taro-ui-vue';
| import './cNumberStep.scss';
|
| export default {
| name: 'CNumberStep',
| components: {
| AtInput,
| AtInputNumber,
| },
| props: {
| // 表单数据资源（表单组件内部机制专用）
| itemRes: Object,
| // 占位提示
| placeholder: String,
| // 取值范围
| range: {
| type: Array,
| default: () => [0, 100],
| },
| // 步长
| step: {
| type: Number,
| default: 1,
| },
| // 奇偶修正 odd 奇数 / even 偶数
| correct: {
| type: String,
| default: '',
| },
| // 数值单位
| unit: {
| type: String,
| default: '',
| },
| },
| data() {
| return {};
| },
| computed: {},
| methods: {
| handleChange(val) {
| // 奇偶修正模式
| if (this.correct) {
| const lastValue =
| this.itemRes.formData[this.itemRes.name] || this.range[0];
| let nextValue = val;
| if (
| (this.correct === 'odd' && nextValue % 2 === 0) ||
| (this.correct === 'even' && nextValue % 2 === 1)
| ) {
| // 增加
| if (lastValue <= nextValue) {
| nextValue++;
| }
| // 减小
| else if (lastValue > nextValue) {
| nextValue--;
| }
| }
| // 范围
| nextValue = Math.max(nextValue, this.range[0]);
| nextValue = Math.min(nextValue, this.range[1]);
| this.itemRes.onChange(nextValue);
| }
| // 正常模式
| else {
| this.itemRes.onChange(val);
| }
| },
| },
| mounted() {
| if (process.env.TARO_ENV === 'h5') {
| $(this.$refs.input.$el)
| .find('.at-input__container')
| .prepend(this.$refs.number.$el);
| } else if (process.env.TARO_ENV === 'weapp') {
| $(this.$refs.input.$el)
| .find('.at-input__container')
| .append(this.$refs.number);
| }
| },
| };
| </script>
|
|
