247 lines
8.1 KiB
JavaScript
247 lines
8.1 KiB
JavaScript
import Vue from "vue"
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const state = {
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cartList: [],
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activityCartList: {}
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};
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const getters = {
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// 检查商品是否存在于购物车中
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checkProductExists(state) {
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return function (skuId) {
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const pos = state.cartList.findIndex(item => item.skuId === skuId)
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return pos === -1 ? false : true;
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}
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},
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// 获取单个商品的购买数量
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getProductSkuNum(state) {
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return function (skuId) {
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const index = state.cartList.findIndex(item => item.skuId === skuId);
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return index !== -1 ? state.cartList[index].skuNum : 0;
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}
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},
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// 获取购物车商品信息列表
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getCartInfoList(state) {
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return state.activityCartList.carInfoVoList
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},
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// 是否显示包含多个商品的内容
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showMultiCheckbox(state) {
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return function (index) {
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return state.activityCartList.carInfoVoList[index].cartInfoList.length > 1
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}
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},
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// 确认多个商品项是否为选中
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getMultiCheckCart(state) {
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return function (index) {
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return state.activityCartList.carInfoVoList[index].cartInfoList.every(item => item.isChecked === 1);
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}
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},
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// 获取多个商品项的ids
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getMultiCheckedIds(state) {
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return function (index) {
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let ids = []
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state.activityCartList.carInfoVoList[index].cartInfoList.forEach(item => ids.push(item.skuId));
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return ids.toString();
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}
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},
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// 判断是否全选
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isAllSelected(state) {
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let isAllSelected = true;
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state.activityCartList.carInfoVoList && state.activityCartList.carInfoVoList
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.forEach(carInfoItem => {
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carInfoItem.cartInfoList.forEach(cartInfoItem => {
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if (cartInfoItem.isChecked === 0) {
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isAllSelected = false;
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return false;
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}
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})
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})
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return isAllSelected;
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},
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// 获取购物车价格信息
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getCartPriceInfo(state) {
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if (!state.activityCartList.totalAmount) {
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return {
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couponReduceAmount: 0,
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originalTotalAmount: 0,
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totalAmount: 0
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}
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}
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return {
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couponReduceAmount: state.activityCartList.couponReduceAmount,
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originalTotalAmount: state.activityCartList.originalTotalAmount,
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totalAmount: state.activityCartList.totalAmount
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}
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},
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// 确认选中购物车的数量
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getSelectedCount(state) {
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let count = 0;
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state.activityCartList.carInfoVoList && state.activityCartList.carInfoVoList
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.forEach(carInfoItem => {
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carInfoItem.cartInfoList.forEach(cartInfoItem => {
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if (cartInfoItem.isChecked === 1) {
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count += cartInfoItem.skuNum;
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}
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})
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})
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return count;
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},
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// 获取购物车优惠券信息列表
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getCartCouponInfoList(state) {
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return state.activityCartList.couponInfoList
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},
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}
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const mutations = {
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// 添加到购物车
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addShopMutation(state, payload) {
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state.cartList.push(payload);
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},
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// 获取不带活动的购物车列表
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getCartListMutation(state, payload) {
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state.cartList = payload;
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},
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// 修改购物车数量
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changeSkuNumMutation(state, payload) {
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// skuId为商品id
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// value为+1或者-1，操作的递增值
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// currentBuyNum为number-box组件当前商品购物车的操作值
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const {
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skuId,
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value,
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currentBuyNum
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} = payload
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const index = state.cartList.findIndex(item => item.skuId === skuId);
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// 如果当前购买数量小于1则删除该商品
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if (currentBuyNum < 1) {
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state.cartList.splice(index, 1)
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} else {
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state.cartList[index].skuNum += value
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}
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},
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// 删除购物车
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deleteShopMutation(state, payload) {
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// 删除cartList中的数据
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const cartListIndex = state.cartList.findIndex(item => item.skuId === payload);
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state.cartList.splice(cartListIndex, 1)
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},
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// 获取带活动的购物车列表
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getActivityCartListMutation(state, payload) {
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state.activityCartList = payload
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},
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}
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const actions = {
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// 添加到购物车
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async addShopAction({
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commit,
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state
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}, payload) {
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// 给对象添加响应式数据属性
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Vue.set(payload, 'skuNum', 1)
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Vue.set(payload, 'skuId', payload.id)
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Vue.set(payload, 'isChecked', 1)
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await this._vm.$u.api.getAddToCart({
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skuId: payload.id,
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skuNum: payload.skuNum,
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})
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commit('addShopMutation', payload)
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},
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// 获取不带活动的购物车列表
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async getCartListAction({
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commit
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}) {
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let result = await this._vm.$u.api.getCartList()
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commit('getCartListMutation', result)
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},
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// 修改购物车数量
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async changeSkuNumAction({
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commit,
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dispatch
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}, payload) {
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const {
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skuId,
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value,
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currentBuyNum,
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isCart
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} = payload;
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// 如果当前购买的数量小于1，则需要将该商品从购物车中删除，否则进行购物车数量的修改
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if (currentBuyNum < 1) {
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dispatch('deleteShopAction', payload)
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} else {
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await this._vm.$u.api.getAddToCart({
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skuId: skuId,
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skuNum: value,
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})
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commit('changeSkuNumMutation', payload)
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}
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// 通过isCart判断是否是在购物车里进行购物车数量的改变，
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// 如果是在购物车里进行数量变化，则还需要获取带活动的购物车列表
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if (isCart) dispatch('getActivityCartListAction')
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},
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// 删除购物车
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async deleteShopAction({
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commit,
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dispatch
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}, payload) {
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const {
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skuId,
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value,
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currentBuyNum,
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isCart
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} = payload;
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await this._vm.$u.api.deleteCart(skuId);
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// 删除时如果是在购物车列表操作，则需要重新获取数据
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if (isCart) await dispatch('getActivityCartListAction')
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await commit('deleteShopMutation', skuId)
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},
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// 获取带活动的购物车列表
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async getActivityCartListAction({
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commit
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}, payload) {
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let showLoading = false;
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if (payload) showLoading = true
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let result = await this._vm.$u.api.getActivityCartList({
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showLoading
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})
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commit('getActivityCartListMutation', result)
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},
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// 切换购物车商品的选中状态
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async changeCheckCartAction({
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commit,
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dispatch
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}, payload) {
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let result = await this._vm.$u.api.getCheckCart(payload)
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dispatch('getActivityCartListAction')
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},
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// 对指定的多个商品进行选择/反选
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async changeMultiCheckedCartAction({
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commit,
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dispatch
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}, payload) {
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let result = await this._vm.$u.api.postBatchCheckCart(payload)
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dispatch('getActivityCartListAction')
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},
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// 对所有购物车商品进行全选/反选
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async changeAllCheckCartAction({
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commit,
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dispatch
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}, payload) {
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let result = await this._vm.$u.api.getCheckAllCart(payload)
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dispatch('getActivityCartListAction')
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},
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};
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export default {
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namespaced: true,
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state,
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mutations,
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actions,
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getters,
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};
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