performance-test/src/store/breadStore.js

export default {
  namespaced: true, //子模块一定要开启命名空间
  state: {
    breadcrumbList: [],
    currentUrl: "",
  },
  mutations: {
    //面包屑
    ADD_BREAD(state, obj) {
      localStorage.setItem("breadcrumbList", JSON.stringify(obj));
      const result = JSON.parse(localStorage.getItem("breadcrumbList")) || [];
      state.breadcrumbList = result;
    },
    EDIT_BREAD(state, obj) {
      localStorage.setItem("currentUrl", JSON.stringify(obj));
      const result = JSON.parse(localStorage.getItem("currentUrl")) || [];
      state.currentUrl = result;
    },
  },
  actions: {
    getUserMessage(context, obj) {
      //obj为对象
      if (obj.code == 200) {
        //提交ADD_DATA
        context.commit("ADD_BREAD", obj);
      } else {
        console.log("error");
      }
    },
  },
  getters: {
    // state的计算属性，监听state的变化时对state里的数据进行加工
    //如果其他组件都需要相同的函数，就可以把函数写到这里面
  },
};