purchase-let/components/goodPopup.vue

<template>
	<up-popup :show="show" closeable round="10" @close="close" :safeAreaInsetBottom="false">
		<view class="good-popup">
			<view class="head-title">
				{{ datas.is_bulk ? '称重商品' : '计件商品' }}
			</view>
			<view class="row">
				<view>商品名称</view>
				<view>{{ datas.name || datas.goods_name || datas.store_name }}</view>
			</view>
			<view class="row">
				<view>商品单位</view>
				<view>{{ datas.unit_name }}</view>
			</view>
			<view class="row">
				<view>商品价格</view>
				<view>¥ {{ datas.price || datas.sell }} / {{ datas.unit_name }}</view>
			</view>
			<view class="row" v-if="datas.batch > 0">
				<view>起批量</view>
				<view>{{ datas.batch }}{{ datas.unit_name }}起批 </view>
			</view>

			<view class="row">
				<view>小计</view>
				<view style="color: #F55726;" v-if="+datas.cart_num < +datas.batch">
					{{ `${datas.batch}${datas.unit_name}起批` }}
				</view>
				<view style="color: #F55726;" v-else>¥ {{ subtotal }}</view>
			</view>
			<view v-if="datas.is_bulk" class="row" style="height: 100rpx;">
				<view>购买重量<text style="color: #F55726;">*</text></view>
				<view style="flex: 1;">
					<up-input v-model="datas.cart_num" :cursorSpacing='120' type="digit" border="none"
						placeholder="请输入购买重量" inputAlign="right"></up-input>
				</view>
			</view>
			<view v-else class="row" style="height: 100rpx;">
				<view>购买数量<text style="color: #F55726;">*</text></view>
				<view style="flex: 1;">
					<up-input ref='foucs1' v-model="datas.cart_num" :cursorSpacing='120' type="digit" border="none"
						placeholder="请输入购买数量" inputAlign="right">
						<template #suffix>
							<span style="color: #20b128;">{{ datas.unit_name }}</span>
						</template>
					</up-input>
				</view>
			</view>
			<view class="row" style="padding-top: 30px;padding-bottom: 30rpx;">
				<view style="width: 30%;margin-right: 30rpx;">
					<up-button @click="close" color="#f7f7f7"><text style="color: #333;">取消</text></up-button>
				</view>
				<view style="flex: 1;">
					<up-button @click="change" color="#20b128">确定</up-button>
				</view>
			</view>
		</view>
	</up-popup>
</template>

<script setup>
	import {
		computed,
		nextTick,
		ref,

	} from "vue"
	import {
		toast
	} from "../uni_modules/uview-plus";
	import {
		onShow
	} from '@dcloudio/uni-app';

	const foucs1 = ref(null)
	const props = defineProps({
		show: {
			type: Boolean,
			default: false
		},
	})

	const datas = ref({
		cart_num: ''
	});
	const setData = (e) => {
		datas.value = e;
		if (Number(e.batch) > 0) datas.value.cart_num = e.batch;
		else datas.value.cart_num = '';

	}

	const emit = defineEmits(['close', 'change']);
	const close = () => {
		emit('close');
	}

	const change = () => {
		if (+datas.value.cart_num < +datas.value.batch) return uni.$u.toast(
			`购买数量不能小于${datas.value.batch}${datas.value.unit_name}`);
		if (subtotal.value <= 0) {
			uni.$u.toast('金额不可小于等于0');
			datas.value.cart_num = '';
			return;
		}
		emit('change', datas.value);
	}

	const subtotal = computed(() => {
		let num = +datas.value.cart_num || 0;
		let sell = +datas.value.sell || +datas.value.price;
		return Number(num * sell * 100 / 100).toFixed(2)
	})



	defineExpose({
		setData,
		// founcsFn
	})
</script>

<style scoped lang="scss">
	.good-popup {
		padding: 30rpx;

		.head-title {
			font-weight: bold;
			text-align: center;
			margin-bottom: 20rpx;
		}

		.row {
			display: flex;
			align-items: center;
			justify-content: space-between;
			padding-bottom: 20rpx;
			border-bottom: 1rpx solid #f6f6f6;
			margin-bottom: 20rpx;

			&:last-child {
				border-bottom: none;
				margin-bottom: 0;
			}

			.content {
				.top {
					display: flex;

					view {
						margin-right: 20rpx;
					}
				}

				.bottom {}
			}

			image {
				width: 40rpx;
				height: 40rpx;
				flex-shrink: 0;
			}
		}
	}

	@keyframes disappear {
		to {
			opacity: 0;
			/* 渐隐 */
			transform: scale(0);
			/* 缩小 */
		}
	}
</style>