275 lines
8.4 KiB
JavaScript
275 lines
8.4 KiB
JavaScript
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import { config } from '../../config/index';
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/** 获取购物车mock数据 */
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function mockFetchCartGroupData(params) {
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const { delay } = require('../_utils/delay');
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const { genCartGroupData } = require('../../model/cart');
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return delay().then(() => genCartGroupData(params));
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}
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/** 获取购物车数据 */
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export function fetchCartGroupData(params) {
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if (config.useMock) {
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return mockFetchCartGroupData(params);
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}
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return new Promise((resolve, reject) => {
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wx.request({
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url: `${config.apiBase}/cart`,
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method: 'GET',
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header: {
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'Authorization': `Bearer ${wx.getStorageSync('token') || ''}`
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},
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success: (res) => {
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if (res.statusCode === 200 && res.data.code === 200) {
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// 转换后端数据格式为前端期望的格式
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const cartItems = res.data.data.items || [];
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const cartData = {
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isNotEmpty: cartItems.length > 0,
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storeGoods: [{
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storeId: '1',
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storeName: '默认店铺',
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storeStatus: 1,
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isSelected: true,
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storeStockShortage: false,
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shortageGoodsList: [],
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promotionGoodsList: [{
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title: '普通商品',
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promotionCode: 'NORMAL',
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promotionId: '1',
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tagText: [],
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promotionStatus: 1,
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tag: '',
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description: '',
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doorSillRemain: null,
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isNeedAddOnShop: 0,
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goodsPromotionList: cartItems.map(item => ({
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uid: item.id.toString(),
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saasId: '1',
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storeId: '1',
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spuId: item.product_id.toString(),
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skuId: item.sku_id ? item.sku_id.toString() : item.product_id.toString(),
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isSelected: item.selected ? 1 : 0,
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thumb: item.product?.main_image || item.product?.image || 'https://tdesign.gtimg.com/miniprogram/template/retail/goods/default.png',
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title: item.product?.name || '商品名称',
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primaryImage: item.product?.main_image || item.product?.image || 'https://tdesign.gtimg.com/miniprogram/template/retail/goods/default.png',
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quantity: item.quantity,
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stockStatus: true,
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stockQuantity: item.product?.stock || 999,
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// 修复：优先使用SKU价格，如果没有SKU价格则使用SPU价格
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price: item.sku?.price || item.product?.price || '0',
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originPrice: item.sku?.original_price || item.product?.original_price || item.sku?.price || item.product?.price || '0',
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tagPrice: null,
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titlePrefixTags: [],
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roomId: null,
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specInfo: item.sku && item.sku.spec_values ?
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Object.entries(item.sku.spec_values).map(([key, value]) => ({ specTitle: key, specValue: value })) :
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[],
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specs: item.sku && item.sku.spec_values ?
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Object.values(item.sku.spec_values) :
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[],
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joinCartTime: item.created_at,
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available: 1,
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putOnSale: 1,
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etitle: null,
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}))
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}]
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}],
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isAllSelected: cartItems.every(item => item.selected),
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selectedGoodsCount: cartItems.filter(item => item.selected).reduce((sum, item) => sum + item.quantity, 0),
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// 修复：总金额计算使用SKU价格，而不是SPU价格
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totalAmount: cartItems.filter(item => item.selected).reduce((sum, item) => {
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const price = parseInt(item.sku?.price || item.product?.price || 0);
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return sum + price * item.quantity;
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}, 0).toString(),
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totalDiscountAmount: '0',
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invalidGoodItems: []
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};
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resolve({ data: cartData });
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} else {
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reject(new Error(res.data.message || '获取购物车失败'));
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}
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},
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fail: (err) => {
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reject(err);
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}
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});
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});
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}
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/** 添加商品到购物车 */
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export function addToCart(productId, skuId, quantity) {
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return new Promise((resolve, reject) => {
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wx.request({
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url: `${config.apiBase}/cart`,
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method: 'POST',
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header: {
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'Authorization': `Bearer ${wx.getStorageSync('token') || ''}`,
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'Content-Type': 'application/json'
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},
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data: {
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product_id: parseInt(productId) || 0,
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sku_id: skuId ? parseInt(skuId) : 0,
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quantity: parseInt(quantity) || 1
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},
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success: (res) => {
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if (res.statusCode === 200 && res.data.code === 200) {
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resolve(res.data);
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} else {
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reject(new Error(res.data.message || '添加到购物车失败'));
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}
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},
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fail: (err) => {
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reject(err);
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}
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});
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});
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}
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/**
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* 更新购物车商品数量
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* @param {number} productId - 商品ID
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* @param {number} quantity - 数量
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* @param {number} skuId - SKU ID（可选）
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* @returns {Promise}
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*/
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export function updateCartItem(productId, quantity, skuId = null) {
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const data = { quantity };
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if (skuId) {
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data.sku_id = parseInt(skuId);
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}
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return new Promise((resolve, reject) => {
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wx.request({
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url: `${config.apiBase}/cart/${productId}`,
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method: 'PUT',
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header: {
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'Authorization': `Bearer ${wx.getStorageSync('token') || ''}`,
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'Content-Type': 'application/json'
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},
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data,
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success: (res) => {
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if (res.statusCode === 200 && res.data.code === 200) {
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resolve(res.data);
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} else {
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reject(new Error(res.data.message || '更新购物车失败'));
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}
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},
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fail: (err) => {
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reject(err);
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}
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});
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});
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}
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/**
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* 删除购物车商品
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* @param {number} productId - 商品ID
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* @param {number} skuId - SKU ID（可选）
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* @returns {Promise}
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*/
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export function removeFromCart(productId, skuId = null) {
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let url = `${config.apiBase}/cart/${productId}`;
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if (skuId) {
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url += `?sku_id=${skuId}`;
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}
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return new Promise((resolve, reject) => {
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wx.request({
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url,
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method: 'DELETE',
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header: {
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'Authorization': `Bearer ${wx.getStorageSync('token') || ''}`
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},
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success: (res) => {
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if (res.statusCode === 200 && res.data.code === 200) {
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resolve(res.data);
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} else {
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reject(new Error(res.data.message || '删除商品失败'));
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}
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},
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fail: (err) => {
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reject(err);
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}
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});
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});
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}
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/** 选择/取消选择购物车商品 */
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export function selectCartItem(cartId, selected) {
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return new Promise((resolve, reject) => {
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wx.request({
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url: `${config.apiBase}/cart/${cartId}/select`,
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method: 'PUT',
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header: {
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'Authorization': `Bearer ${wx.getStorageSync('token') || ''}`,
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'Content-Type': 'application/json'
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},
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data: {
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selected: selected
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},
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success: (res) => {
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if (res.statusCode === 200 && res.data.code === 200) {
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resolve(res.data);
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} else {
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reject(new Error(res.data.message || '操作失败'));
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}
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},
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fail: (err) => {
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reject(err);
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}
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});
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});
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}
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/** 全选/取消全选购物车商品 */
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export function selectAllCartItems(selected) {
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return new Promise((resolve, reject) => {
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wx.request({
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url: `${config.apiBase}/cart/select-all`,
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method: 'PUT',
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header: {
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'Authorization': `Bearer ${wx.getStorageSync('token') || ''}`,
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'Content-Type': 'application/json'
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},
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data: {
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selected: selected
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},
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success: (res) => {
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if (res.statusCode === 200 && res.data.code === 200) {
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resolve(res.data);
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} else {
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reject(new Error(res.data.message || '操作失败'));
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}
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},
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fail: (err) => {
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reject(err);
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}
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});
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});
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}
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/** 清空购物车 */
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export function clearCart() {
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return new Promise((resolve, reject) => {
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wx.request({
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url: `${config.apiBase}/cart`,
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method: 'DELETE',
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header: {
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'Authorization': `Bearer ${wx.getStorageSync('token') || ''}`
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},
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success: (res) => {
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if (res.statusCode === 200 && res.data.code === 200) {
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resolve(res.data);
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} else {
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reject(new Error(res.data.message || '清空购物车失败'));
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}
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},
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fail: (err) => {
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reject(err);
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}
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});
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});
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}
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