learning-system-portal/src/store/modules/resOwner.js

import {getToken} from '@/utils/token'
import apiResowner from '../../api/modules/resowner.js';

const state={
        resOwnerTree: [],//资源归属
        resOwnerMap:null
    }

const  mutations={
        setResOwnerTree: (state, tree) => {
            state.resOwnerTree = tree
        },
        setResOwnerMap: (state, map) => {
            state.resOwnerMap = map
        },
    }
 const  actions={
        getResOwnerTree({commit}) {
          return new Promise((resolve,reject)=>{
              if(state.resOwnerTree.length>0){
                  resolve(state.resOwnerTree);
              }else{
                  let hasData = sessionStorage.getItem('resOwnerTree');
                  if(hasData){
                     let treeData = JSON.parse(hasData);
                     commit('setResOwnerTree', treeData);
                     resolve(treeData);
                  }else{
                    apiResowner.tree(1).then(res=>{
                      if(res.status === 200) {
                          sessionStorage.setItem('resOwnerTree',JSON.stringify(res.result));
                          commit('setResOwnerTree', res.result);
                          //转化为map放到状态中
                          let map=new Map();
                          res.result.forEach(item=>{
                             map.set(item.code, item.name);
                             if(item.children && item.children!=''){
                                item.children.forEach(child=>{
                                  map.set(child.code, child.name);
                                  if(child.children && child.children!=''){
                                     child.children.forEach(last=>{
                                       map.set(last.code, last.name);
                                     })
                                  }
                                })
                             }
                          });
                          commit('setResOwnerMap', map);
                          resolve(res.result)
                      } else {
                          reject('资源归属获取失败！');
                      }
                    })
                  }
              }
          });
        },
        loadResOwners(context){
          if(state.resOwnerMap==null){
              let hasData = sessionStorage.getItem('resOwnerMap');
              if(hasData){
                hasData=JSON.parse(hasData);
              }
              //console.log(hasData,"hasData");
              if(hasData && hasData.length>10){
                 let map=new Map();
                 hasData.forEach(item=>{
                    map.set(item.code, item.name);
                 });
                 context.commit('setResOwnerMap',map);
              }else{
                  apiResowner.list(1,'').then(res=>{
                    if(res.status === 200) {
                        let map=new Map();
                        res.result.forEach(item=>{
                           map.set(item.code, item.name);
                        });
                        //console.log(map,map);
                        sessionStorage.setItem('resOwnerMap',JSON.stringify(res.result));
                        context.commit('setResOwnerMap', map);
                    } else {
                        console.log('资源归属获取失败！');
                    }
                  });
              }
          }
        }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}