添加购物车时, 判断出售的货币是否和购物车里的相同

src/components/common/card.vue

@@ -41,8 +41,6 @@ import ImgCard from "@/components/common/imgCard.vue"
 import {priceCalculated} from "@/configs/priceCalculate.js"
 import {walletStore} from "@/store/wallet";
 import { BlockChain } from "@/components/chain/BlockChain"
-import LazyLoadImg from "@/components/lazyloadimg"
-import placeholderImg from '@/assets/img/marketplace/GenesisHeroes_NFT.png'
 import {
   useMarketplaceStore
 } from "@/store/marketplace"
@@ -113,7 +111,22 @@ const addCart = async (val) => {
       }
     ]
   }
+  
   try {
+    
+    let res = await marketplaceList.getCartListState()
+    if (res.data && res.data.length) {
+      const currency = res.data[0].event?.data?.buy[0].contract_address || ''
+      const type = res.data[0].event?.data?.buy[0].item_type || ''
+      const currentCurrency = val.event?.data?.buy[0].contract_address || ''
+      const currentType = val.event?.data?.buy[0].item_type || ''
+      if (currency != currentCurrency || type != currentType) {
+        // TODO: 提示用户添加相同类型的商品
+        alert('Please add the same type of item to the shopping cart')
+        return
+      }
+    }
+
     const { errcode, errmsg } = await marketplaceList.addCartListState(data)
     console.log(errcode, errmsg)
     if(errcode == 0) {