购物车逻辑

src/store/modules/shoppingcart/index.ts

@@ -1,20 +1,43 @@
 import { defineStore } from 'pinia';
 
 const useShoppingCartStore = defineStore('shoppingCart', {
-  state: () => ({
-    list: [],
-    total: 0,
-    count: 0
+  state: (): { shoppingCartList: any[] } => ({
+    shoppingCartList: []
   }),
+
+  persist: {
+    // 修改存储中使用的键名称，默认为当前 Store的 id
+    key: 'shoppingCartState',
+    storage: {
+      setItem(key, value) {
+        uni.setStorageSync(key, value); // [!code warning]
+      },
+      getItem(key) {
+        return uni.getStorageSync(key); // [!code warning]
+      }
+    },
+    // 部分持久化状态的点符号路径数组，[]意味着没有状态被持久化(默认为undefined，持久化整个状态)
+    paths: undefined
+  },
+
   getters: {
-    getList() {
-      return this.list;
+    getShoppingCartList(): any[] {
+      return this.shoppingCartList;
     },
-    getTotal() {
-      return this.total;
+
+    getTotalCount(): number {
+      return this.shoppingCartList.length;
+    }
+  },
+  actions: {
+    save(partial: Partial<any>) {
+      this.shoppingCartList.push(partial);
     },
-    getCount() {
-      return this.count;
+
+    clear() {
+      this.shoppingCartList = [];
     }
   }
 });
+
+export default useShoppingCartStore;