441 lines
12 KiB
Vue
441 lines
12 KiB
Vue
<template>
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<!-- 规格弹窗 -->
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<su-popup :show="show" round="10" @close="emits('close')">
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<view class="ss-modal-box bg-white ss-flex-col">
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<view class="modal-header ss-flex ss-col-center">
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<view class="header-left ss-m-r-30">
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<image
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class="sku-image"
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:src="sheep.$url.cdn(state.selectedSkuPrice.image || state.goodsInfo.image)"
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mode="aspectFill"
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>
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</image>
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</view>
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<view class="header-right ss-flex-col ss-row-between ss-flex-1">
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<view class="goods-title ss-line-2">{{ state.goodsInfo.title }}</view>
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<view class="header-right-bottom ss-flex ss-col-center ss-row-between">
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<view class="price-text">
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{{ state.selectedSkuPrice.groupon_price || formatPrice(state.goodsInfo.price) }}
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</view>
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<view class="tig ss-flex ss-col-center">
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<view class="tig-icon ss-flex ss-col-center ss-row-center">
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<text class="cicon-alarm"></text>
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</view>
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<view class="tig-title">秒杀价</view>
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</view>
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<view class="stock-text ss-m-l-20">
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库存{{ state.selectedSkuPrice.stock || state.goodsInfo.stock }}件
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</view>
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</view>
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</view>
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</view>
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<view class="modal-content ss-flex-1">
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<scroll-view scroll-y="true" class="modal-content-scroll">
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<view class="sku-item ss-m-b-20" v-for="sku1 in state.goodsInfo.skus" :key="sku1.id">
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<view class="label-text ss-m-b-20">{{ sku1.name }}</view>
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<view class="ss-flex ss-col-center ss-flex-wrap">
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<button
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class="ss-reset-button spec-btn"
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v-for="sku2 in sku1.children"
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:class="[
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{
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'checked-btn': state.currentSkuArray[sku2.parent_id] == sku2.id,
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},
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{
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'disabled-btn': sku2.disabled == true,
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},
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]"
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:key="sku2.id"
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:disabled="sku2.disabled == true"
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@tap="onSelectSku(sku2.parent_id, sku2.id)"
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>
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{{ sku2.name }}
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</button>
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</view>
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</view>
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<view class="buy-num-box ss-flex ss-col-center ss-row-between">
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<view class="label-text">购买数量</view>
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<su-number-box
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:min="1"
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:max="state.selectedSkuPrice.stock"
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:step="1"
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v-model="state.selectedSkuPrice.goods_num"
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@change="onNumberChange($event)"
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activity="seckill"
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></su-number-box>
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</view>
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</scroll-view>
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</view>
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<view class="modal-footer">
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<view class="buy-box ss-flex ss-col-center ss-flex ss-col-center ss-row-center">
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<button class="ss-reset-button buy-btn" @tap="onBuy">确认</button>
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</view>
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</view>
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</view>
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</su-popup>
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</template>
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<script setup>
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/**
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* 1. 根据spus获得skus： 后台已算好
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* 2. 用路径字典，生成路径map
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* 3. 计算用户选择后，其他路径是否可用
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*/
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// 按钮状态： active,nostock
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import { computed, reactive, watch } from 'vue';
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import sheep from '@/sheep';
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const emits = defineEmits(['change', 'addCart', 'buy', 'close']);
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const props = defineProps({
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modelValue: {
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type: Object,
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default() {},
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},
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show: {
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type: Boolean,
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default: false,
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},
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});
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const state = reactive({
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goodsInfo: computed(() => props.modelValue),
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skuPrices: computed(() => {
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let skuPrices = props.modelValue.sku_prices;
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if (props.modelValue.is_sku) {
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skuPrices.forEach((item) => {
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item.goods_sku_id_arr = item.goods_sku_ids.split(',');
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});
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}
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return skuPrices;
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}),
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skuList: props.modelValue.skus,
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selectedSkuPrice: {},
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currentSkuArray: [],
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});
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if (!state.goodsInfo.is_sku) {
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state.selectedSkuPrice = state.goodsInfo.sku_prices[0];
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}
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watch(
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() => state.selectedSkuPrice,
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(newVal) => {
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emits('change', newVal);
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},
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{
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immediate: true, // 立即执行
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deep: true, // 深度监听
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},
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);
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// 格式化价格
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const formatPrice = (e) => {
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return e.length === 1 ? e[0] : e.join('~');
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};
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const onAddCart = () => {
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if (state.selectedSkuPrice.goods_id) {
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if (state.selectedSkuPrice.stock <= 0) {
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sheep.$helper.toast('库存不足');
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} else {
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emits('addCart', state.selectedSkuPrice);
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}
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} else {
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sheep.$helper.toast('请选择规格');
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}
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};
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const onBuy = () => {
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if (state.selectedSkuPrice.goods_id) {
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if (state.selectedSkuPrice.stock <= 0) {
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sheep.$helper.toast('库存不足');
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} else {
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emits('buy', state.selectedSkuPrice);
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}
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} else {
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sheep.$helper.toast('请选择规格');
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}
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};
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//输入框改变数量
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function onNumberChange(e) {
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if (e === 0) return;
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if (state.selectedSkuPrice.goods_num === e) return;
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state.selectedSkuPrice.goods_num = e;
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}
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// 改变禁用状态
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const changeDisabled = (isChecked = false, pid = 0, skuId = 0) => {
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let newPrice = []; // 所有可以选择的 skuPrice
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if (isChecked) {
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// 选中规格
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// 当前点击选中规格下的 所有可用 skuPrice
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for (let price of state.skuPrices) {
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if (price.stock <= 0) {
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// this.goodsNum 不判断是否大于当前选择数量，在 uni-number-box 判断，并且 取 stock 和 goods_num 的小值
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continue;
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}
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if (price.goods_sku_id_arr.indexOf(skuId.toString()) >= 0) {
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newPrice.push(price);
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}
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}
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} else {
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// 取消选中
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// 当前所选规格下，所有可以选择的 skuPrice
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newPrice = getCanUseSkuPrice();
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}
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// 所有存在并且有库存未选择的规格项 的 子项 id
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let noChooseSkuIds = [];
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for (let price of newPrice) {
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noChooseSkuIds = noChooseSkuIds.concat(price.goods_sku_id_arr);
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}
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// 去重
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noChooseSkuIds = Array.from(new Set(noChooseSkuIds));
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if (isChecked) {
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// 去除当前选中的规格项
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let index = noChooseSkuIds.indexOf(skuId.toString());
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noChooseSkuIds.splice(index, 1);
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} else {
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// 循环去除当前已选择的规格项
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state.currentSkuArray.forEach((sku) => {
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if (sku.toString() != '') {
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// sku 为空是反选 填充的
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let index = noChooseSkuIds.indexOf(sku.toString());
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if (index >= 0) {
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// sku 存在于 noChooseSkuIds
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noChooseSkuIds.splice(index, 1);
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}
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}
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});
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}
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// 当前已选择的规格大类
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let chooseSkuKey = [];
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if (!isChecked) {
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// 当前已选择的规格大类
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state.currentSkuArray.forEach((sku, key) => {
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if (sku != '') {
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// sku 为空是反选 填充的
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chooseSkuKey.push(key);
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}
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});
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} else {
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// 当前点击选择的规格大类
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chooseSkuKey = [pid];
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}
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for (let i in state.skuList) {
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// 当前点击的规格，或者取消选择时候 已选中的规格 不进行处理
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if (chooseSkuKey.indexOf(state.skuList[i]['id']) >= 0) {
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continue;
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}
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for (let j in state.skuList[i]['children']) {
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// 如果当前规格项 id 不存在于有库存的规格项中，则禁用
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if (noChooseSkuIds.indexOf(state.skuList[i]['children'][j]['id'].toString()) >= 0) {
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state.skuList[i]['children'][j]['disabled'] = false;
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} else {
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state.skuList[i]['children'][j]['disabled'] = true;
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}
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}
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}
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};
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// 当前所选规格下，获取所有有库存的 skuPrice
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const getCanUseSkuPrice = () => {
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let newPrice = [];
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for (let price of state.skuPrices) {
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if (price.stock <= 0) {
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// || price.stock < this.goodsNum 不判断是否大于当前选择数量，在 uni-number-box 判断，并且 取 stock 和 goods_num 的小值
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continue;
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}
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var isOk = true;
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state.currentSkuArray.forEach((sku) => {
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// sku 不为空，并且，这个 条 skuPrice 没有被选中,则排除
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if (sku.toString() != '' && price.goods_sku_id_arr.indexOf(sku.toString()) < 0) {
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isOk = false;
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}
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});
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if (isOk) {
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newPrice.push(price);
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}
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}
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return newPrice;
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};
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// 选择规格
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const onSelectSku = (pid, skuId) => {
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// 清空已选择
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let isChecked = true; // 选中 or 取消选中
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if (state.currentSkuArray[pid] != undefined && state.currentSkuArray[pid] == skuId) {
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// 点击已被选中的，删除并填充 ''
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isChecked = false;
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state.currentSkuArray.splice(pid, 1, '');
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} else {
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// 选中
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state.currentSkuArray[pid] = skuId;
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}
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let chooseSkuId = []; // 选中的规格大类
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state.currentSkuArray.forEach((sku) => {
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if (sku != '') {
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// sku 为空是反选 填充的
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chooseSkuId.push(sku);
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}
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});
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// 当前所选规格下，所有可以选择的 skuPric
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let newPrice = getCanUseSkuPrice();
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// 判断所有规格大类是否选择完成
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if (chooseSkuId.length == state.skuList.length && newPrice.length) {
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newPrice[0].goods_num = state.selectedSkuPrice.goods_num || 1;
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state.selectedSkuPrice = newPrice[0];
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} else {
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state.selectedSkuPrice = {};
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}
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// 改变规格项禁用状态
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changeDisabled(isChecked, pid, skuId);
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};
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changeDisabled(false);
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</script>
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<style lang="scss" scoped>
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// 购买
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.buy-box {
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padding: 10rpx 20rpx;
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.buy-btn {
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width: 100%;
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height: 80rpx;
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border-radius: 40rpx;
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background: linear-gradient(90deg, #ff5854, #ff2621);
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color: #fff;
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}
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}
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.ss-modal-box {
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border-radius: 30rpx 30rpx 0 0;
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max-height: 1000rpx;
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.modal-header {
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position: relative;
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padding: 80rpx 20rpx 40rpx;
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.sku-image {
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width: 160rpx;
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height: 160rpx;
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border-radius: 10rpx;
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}
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.header-right {
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height: 160rpx;
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}
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.close-icon {
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position: absolute;
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top: 10rpx;
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right: 20rpx;
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font-size: 46rpx;
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opacity: 0.2;
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}
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.goods-title {
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font-size: 28rpx;
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font-weight: 500;
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line-height: 42rpx;
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}
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.price-text {
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font-size: 30rpx;
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font-weight: 500;
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color: $red;
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font-family: OPPOSANS;
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&::before {
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content: '￥';
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font-size: 24rpx;
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}
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}
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.stock-text {
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font-size: 26rpx;
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color: #999999;
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}
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}
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.modal-content {
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padding: 0 20rpx;
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.modal-content-scroll {
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max-height: 600rpx;
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.label-text {
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font-size: 26rpx;
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font-weight: 500;
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}
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.buy-num-box {
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height: 100rpx;
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}
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.spec-btn {
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height: 60rpx;
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min-width: 100rpx;
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padding: 0 30rpx;
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background: #f4f4f4;
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border-radius: 30rpx;
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color: #434343;
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font-size: 26rpx;
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margin-right: 10rpx;
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margin-bottom: 10rpx;
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}
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.checked-btn {
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background: linear-gradient(90deg, #ff5854, #ff2621);
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font-weight: 500;
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color: #ffffff;
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}
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.disabled-btn {
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font-weight: 400;
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color: #c6c6c6;
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background: #f8f8f8;
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}
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}
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}
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}
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.tig {
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border: 2rpx solid #ff5854;
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border-radius: 4rpx;
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width: 126rpx;
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height: 38rpx;
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.tig-icon {
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width: 40rpx;
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height: 40rpx;
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background: #ff5854;
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border-radius: 4rpx 0 0 4rpx;
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.cicon-alarm {
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font-size: 32rpx;
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color: #fff;
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}
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}
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.tig-title {
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font-size: 24rpx;
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font-weight: 500;
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line-height: normal;
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color: #ff6000;
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width: 86rpx;
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display: flex;
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justify-content: center;
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align-items: center;
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}
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}
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</style>
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