text: import {
    ADD_COUNTER,
    ADD_TO_CART,
  } from './mutation-types.js'
  
  export default {
    addCart(context,payload) {
      return new Promise((resolve,reject) => {
        // 1,查找之前数组中是否有该商品
        let oldProduct = context.state.cartList.find(item => item.iid === payload.iid)
        if (oldProduct) {
        // oldProduct.count += 1
          context.commit(ADD_COUNTER,oldProduct)
          resolve('当前的商品数量+1')
        } else {
        payload.count = 1
        // state.cartList.push(payload)
        context.commit(ADD_TO_CART,payload)
        resolve('添加新的商品')
      }
      })
    }
  }