menduner-mall-uniapp/sheep/store/cart.js

import {
	defineStore
} from 'pinia';
import cartApi from '@/sheep/api/cart';

const cart = defineStore({
	id: 'cart',
	state: () => ({
		list: [], // 购物车列表
		selectedIds: [], // 已选列表
		isAllSelected: false, //是否全选
		cartSelectedTotalPrice: '0.00', // 选中项总金额
	}),
	getters: {
		totalPriceSelected: (state) => {
			let price = 0;
			if (!state.selectedIds.length) return price.toFixed(2);
			state.list.forEach((item) => {
				price += state.selectedIds.includes(item.id) ?
					Number(item.sku.price / 100) * item.count :
					0;
			});
			return price.toFixed(2);
		},
	},
	actions: {
		// 获取购物车列表
		async getList() {
			const {
				data,
				code
			} = await cartApi.list();
			if (code === 0) {
				this.list = data.validList;
			}
		},
		// 添加购物车
		async add(goodsInfo) {
			console.log()
			const {
				code
			} = await cartApi.append({
				// goods_id: goodsInfo.goods_id,
				// goods_num: goodsInfo.goods_num,
				// goods_sku_price_id: goodsInfo.id,
				count: goodsInfo.goods_num,
				skuId: goodsInfo.id,
			});
			if (code === 0) {
				this.getList();
			}
		},

		// 更新购物车
		async update(goodsInfo) {
			const {
				error
			} = await cartApi.update({
				id: goodsInfo.goods_id,
				count: goodsInfo.goods_num,
				goods_sku_price_id: goodsInfo.goods_sku_price_id,
			});
			if (error === 0) {
				// this.getList();
			}
		},

		// 移除购物车
		async delete(ids) {
			if (typeof ids === 'array') {
				ids = ids.join(',');
			}
			const {
				code
			} = await cartApi.delete(ids);
			if (code === 0) {
				this.selectAll(false);
				this.getList();
			}
		},

		// 选择购物车商品
		selectSingle(goodsId) {
			if (!this.selectedIds.includes(goodsId)) {
				this.selectedIds.push(goodsId);
			} else {
				this.selectedIds.splice(this.selectedIds.indexOf(goodsId), 1);
			}
			this.isAllSelected = this.selectedIds.length === this.list.length;
		},

		// 全选
		selectAll(flag) {
			this.isAllSelected = flag;
			if (!flag) {
				this.selectedIds = [];
			} else {
				this.list.forEach((item) => {
					this.selectedIds.push(item.id);
				});
			}
		},

		// 清空购物车
		emptyList() {
			this.list = [];
			this.selectedIds = [];
			this.isAllSelected = false;
			this.cartSelectedTotalPrice = '0.00';
		},
	},
	persist: {
		enabled: true,
		strategies: [{
			key: 'cart-store',
		}, ],
	},
});

export default cart;