452 lines
12 KiB
JavaScript
452 lines
12 KiB
JavaScript
import {
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defineStore
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} from 'pinia';
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import {
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ref,
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computed,
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reactive,
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watchEffect
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} from 'vue';
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import {
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productminiApphotsquery,
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APIgroupquery,
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} from "@/common/api/product/product.js";
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export const useCartsStore = defineStore('cart',
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() => {
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// const dinersNum = uni.cache.get('dinersNum')
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// const isVip = uni.cache.get('orderVIP').isVip //此用户是否是会员
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// const isMemberPrice = uni.cache.get('ordershopUserInfo').isMemberPrice //此店是否可以用会员
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// const isTableFee = uni.cache.get('ordershopUserInfo').isTableFee //此店是否免桌位费
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// const tableFee = uni.cache.get('ordershopUserInfo').tableFee //一个餐位费多钱
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const goodsIsloading = ref(true);
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//商品数据Map
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const goodsMap = reactive({})
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//获取商品数据
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async function goodsInit() {
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goodsIsloading.value = true;
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//获取招牌菜商品
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const hotres = await productminiApphotsquery();
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for (let product of hotres) {
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setGoodsMap(product.id, product)
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}
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//获取分组商品
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const groupres = await APIgroupquery()
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for (let group of groupres) {
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for (let product of group.productList) {
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setGoodsMap(product.id, product)
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}
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}
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goodsIsloading.value = false
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}
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function setGoodsMap(product_id, data) {
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goodsMap[product_id] = data;
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}
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//websocket回执
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const websocketsendMessage = (data) => {
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uni.$u.debounce(sendMessage(data), 500)
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}
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const isLoading = ref(true);
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function getProductDetails(v) {
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const goods = goodsMap[v.product_id]
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if (!goods) {
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return undefined
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}
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let skuData = undefined;
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skuData = goods?.skuList.find((sku) => sku.id == v.sku_id);
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// if (goods.type == 'package') {
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// //套餐商品
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// const SnapSku = findInGroupSnapSku(goods.groupSnap, v.sku_id)
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// skuData = { ...SnapSku, salePrice: SnapSku ? SnapSku.price : 0 }
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// } else {
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// skuData = goods?.skuList.find((sku: { id: string, salePrice: number }) => sku.id == v.sku_id);
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// }
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skuData = goods?.skuList.find((sku) => sku.id == v.sku_id);
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if (skuData) {
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return {
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...v,
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productId: v.product_id,
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salePrice: skuData ? skuData.salePrice : 0,
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price: skuData ? skuData.salePrice : 0,
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memberPrice: skuData ? skuData.memberPrice : 0,
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coverImg: goods.coverImg,
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productImg: goods.coverImg,
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name: goods.name,
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productName: goods.name,
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specInfo: skuData.specInfo,
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packFee: goods.packFee || 0,
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type: goods.type,
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skuData,
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skuName: skuData.name,
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num: v.number * 1
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}
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} else {
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return undefined
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}
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}
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// 用于记录已经处理过的消息的 msg_id
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const processedMessageIds = new Set();
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//购物车商品信息补全初始化
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function cartsGoodsInfoInit(arr) {
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carts.value = arr.map(v => {
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return getProductDetails(v)
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}).filter(v => v)
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}
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//收到socket消息时对购物车进行处理
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async function onMessage(Message) {
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if (Message) {
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// 心跳返回 过滤
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if (Message.type == "ping_interval" || Message.msg_id == "ping_interval") {
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isLoading.value = false;
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return false
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}
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// 检查消息是否已经处理过
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if (processedMessageIds.has(Message.msg_id)) {
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return;
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}
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processedMessageIds.add(Message.msg_id);
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const msgData = Message.data
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// 初始化
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if (Message.operate_type == "init") {
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console.log('carts init', msgData);
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cartsGoodsInfoInit(msgData)
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uni.hideLoading();
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isLoading.value = false;
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}
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// 清空购物车
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if (Message.operate_type == 'cleanup') {
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carts.value = []
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}
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// 删除除购物车
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if (Message.operate_type == 'del' && Message.status == 1) {
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// 优化：使用可选链操作符避免报错
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carts.value = carts.value.filter(item => item.id !== msgData?.id);
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// carts.value = carts.value.filter(item => item.id != Message.data.id);
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}
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// 添加或者减少购物后返回
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if (Message.operate_type == 'add' || Message.operate_type == 'edit') {
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const index = carts.value.findIndex((v => v.id == msgData.id))
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if (index !== -1) {
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carts.value[index] = getProductDetails(msgData);
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} else {
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carts.value.push(getProductDetails(msgData));
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}
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}
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// 历史订单
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if (Message.operate_type == 'clearOrder') {}
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// 购物车数据更新从新请求
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if (Message.type == 'product' && Message.data_type == 'product_update' && Message
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.operate_type == 'product_update') {
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await goodsInit()
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await cartsGoodsInfoInit()
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}
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// 提示
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if (Message.status == 0 && Message.type != 'no_suit_num') {
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uni.showToast({
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title: Message.msg,
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icon: "none"
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})
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}
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if (Message.type == 'no_suit_num') {
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// console.log(specifications)
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uni.showModal({
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title: '提示',
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showCancel: false,
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content: '此商品库存不足起售数量！',
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success: async (data) => {
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}
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});
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}
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}
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}
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//购物车数据
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const carts = ref([])
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//历史订单数据
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const oldOrder = ref({
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detailMap: {},
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originAmount: 0
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})
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// 会员信息
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const orderVIP = ref(uni.cache.get('orderVIP') || {
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isVip: false
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})
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function updateData(key, newval) {
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if (key === 'orderVIP') {
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uni.cache.set('orderVIP', newval)
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return orderVIP.value = newval
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}
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if (key === 'shopInfo') {
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uni.cache.set('shopInfo', newval)
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return shopInfo.value = newval
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}
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}
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// 商品订单会员
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const shopInfo = ref(uni.cache.get('shopInfo') || {
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isMemberPrice: 0
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})
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//是否使用会员价
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const useVipPrice = computed(() => {
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const isUse = (orderVIP.value.isVip && shopInfo.value.isMemberPrice) ? true : false
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return isUse
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})
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function currentCalcMpneyNumber(item) {
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const n = item.number - (item.returnNum || 0)
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return n <= 0 ? 0 : n
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}
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//历史订单商品价格总和
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const oldOrderMoney = computed(() => {
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let total = 0
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for (let i in oldOrder.value.detailMap) {
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total += oldOrder.value.detailMap[i].reduce((prve, cur) => {
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if (cur.isGift) {
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return prve + 0
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}
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const discount_sale_amount = cur.discount_sale_amount * 1 || 0
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const memberPrice = cur.skuData ? (cur.skuData.memberPrice || cur.skuData
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.salePrice) : 0
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const price = (discount_sale_amount || cur.salePrice || 0)
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const number = currentCalcMpneyNumber(cur)
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return prve + (number <= 0 ? 0 : number) * (discount_sale_amount || (useVipPrice
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.value ? memberPrice : price))
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}, 0)
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}
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return total
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})
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//当前购物车总价格
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const totalPrice = computed(() => {
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const money = carts.value.reduce((prve, cur) => {
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const memberPrice = cur.memberPrice || cur.salePrice
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const price = useVipPrice.value ? memberPrice : cur.salePrice;
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const curMoney = price * currentCalcMpneyNumber(cur)
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return prve + curMoney
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}, 0)
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return money
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})
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// 霸王餐购物车原价，不享受任何优惠
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const totalOriginPrice = computed(() => {
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const money = carts.value.reduce((prve, cur) => {
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const curMoney = cur.salePrice * currentCalcMpneyNumber(cur)
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return prve + curMoney
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}, 0)
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return money
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})
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//商品券抵扣金额
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// const productCouponDiscountAmount = computed(() => {
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// let index = -1;
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// return quansSelArr.value.reduce((pre, cur) => {
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// index++;
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// return pre + returnProDiscount(cur, index) * 1;
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// }, 0);
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// });
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//返回打包数量（称重商品打包数量最大为1）
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function returnCartPackNumber(cur) {
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const maxReturnNum = cur.number - (cur.returnNum || 0);
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let pack_number = cur.number;
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pack_number = (cur.product_type == 'weight' && pack_number > 1) ? 1 : pack_number;
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pack_number = Math.min(maxReturnNum, pack_number);
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pack_number = pack_number <= 0 ? 0 : pack_number
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return pack_number * 1
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}
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//当前购物车打包费
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const totalPackFee = computed(() => {
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const money = carts.value.reduce((prve, cur) => {
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const curMoney = (cur.packFee || 0) * currentCalcMpneyNumber(cur)
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return prve + curMoney
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}, 0)
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return money
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})
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//打包费
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const packFee = computed(() => {
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const nowPackFee = carts.value.reduce((acc, cur) => {
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return acc + (cur.packFee || 0) * returnCartPackNumber(cur)
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}, 0)
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let oldPackfee = 0;
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for (let i in oldOrder.value.detailMap) {
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oldPackfee += oldOrder.value.detailMap[i].reduce((prve, cur) => {
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return prve + (cur.packFee || 0) * returnCartPackNumber(cur)
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}, 0)
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}
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return nowPackFee + oldPackfee
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})
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//购物车是否为空
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const isEmpty = computed(() => {
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return !carts.value || carts.value.length <= 0
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})
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// 计算向上取整
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const roundUpToTwoDecimals = (num, i) => {
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// 先将数字乘以 100 并转换为字符串保留足够的小数位
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let temp = (num * 100).toFixed(10);
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// 向上取整
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let rounded = null
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if (i == 'upward') {
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rounded = Math.ceil(parseFloat(temp));
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} else {
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rounded = Math.floor(parseFloat(temp));
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}
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// 再除以 100 得到保留两位小数的结果
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return rounded / 100;
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};
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// 精确计算函数
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const preciseCalculation = (num1, num2) => {
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// 将数字转换为整数，乘以 100 以保留两位小数
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const int1 = BigInt(Math.round(num1 * 100));
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const int2 = BigInt(Math.round(num2 * 100));
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// 执行乘法运算
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const result = int1 * int2;
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// 再除以 10000 以还原为原来的小数
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return Number(result) / 10000;
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};
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// 计算购物车商品总价格
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const getTotalTotalPrices = (matchedProducts, isBwc = true) => {
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if (!matchedProducts || !Array.isArray(matchedProducts)) {
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return 0;
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}
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// console.log(uni.cache.get('orderVIP').isVip, uni.cache.get('ordershopUserInfo').isMemberPrice,
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// 111)
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// 购物车总数价格
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console.log('isBwc');
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console.log(isBwc);
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let cart = matchedProducts.reduce((total, item) => {
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if (isBwc === true) {
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return total + (parseFloat(item.price) * parseFloat(item.num - item.returnNum));
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}
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// 是否启用会员价 0否1是
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if (useVipPrice.value) {
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// memberPrice会员价
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return total + (parseFloat(item.memberPrice || item.price) * parseFloat(item
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.num - item
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.returnNum));
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} else {
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// salePrice销售价
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return total + (parseFloat(item.price) * parseFloat(item.num - item.returnNum));
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}
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}, 0);
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cart = cart.toFixed(2)
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console.log(parseFloat(cart))
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// 向上取整并保留两位小数
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// let result = roundUpToTwoDecimals(cart, 'upward')
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return parseFloat(cart);
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};
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// 计算商品卷所选择的总价格
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const getTotalProductroll = (matchedProducts) => computed(() => {
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if (!matchedProducts || !Array.isArray(matchedProducts)) {
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return 0;
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}
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// 购物车总数价格
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let cart = matchedProducts.reduce((total, item) => {
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// 是否启用会员价 0否1是
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if (useVipPrice.value) {
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// memberPrice会员价
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return total + parseFloat(item.memberPrice || item.price)
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} else {
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// salePrice销售价
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return total + parseFloat(item.price)
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}
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}, 0);
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// 向上取整并保留两位小数
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let result = roundUpToTwoDecimals(cart, 'upward')
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return result;
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});
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// 桌位置
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const getTotalSeatcharge = (seatNum) => computed(() => {
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// 是否免除桌位费 0 否 1 是
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let cart = 0
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if (uni.cache.get('ordershopUserInfo').isTableFee == 0 && seatNum) {
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cart = parseFloat(seatNum) * parseFloat(uni.cache.get('ordershopUserInfo').tableFee)
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// Math.ceil(parseFloat(seatNum) * parseFloat(
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// uni.cache.get('ordershopUserInfo').tableFee) * 100) / 100;
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}
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// 向下取整并保留两位小数
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let result = roundUpToTwoDecimals(cart, 'downward')
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return result;
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});
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// 计算购物车总打包费用（向下取整并保留两位小数）
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const getTotalPackFee = (cartList) => computed(() => {
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const total = cartList.reduce((sum, item) => {
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return sum + (parseFloat(item.packAmount) * (parseFloat(item.packNumber) || (
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parseFloat(item.num) - parseFloat(item.returnNum))));
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}, 0);
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// 向下取整并保留两位小数
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let result = roundUpToTwoDecimals(total, 'downward')
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return result;
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// return Math.floor(total * 100) / 100;
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});
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//获取热门商品
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async function getHotProduct() {
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}
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//获取分组商品
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async function getGroupProduct() {
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}
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return {
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getTotalPackFee,
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getTotalSeatcharge,
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getTotalTotalPrices,
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getTotalProductroll,
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carts,
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isEmpty,
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setGoodsMap,
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goodsMap,
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goodsIsloading,
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goodsInit,
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onMessage,
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totalPrice,
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totalPackFee,
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updateData,
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useVipPrice,
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totalOriginPrice
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};
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}
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); |