import { setStore, getStore } from "@/util/store";
import { diff } from "@/util/util";
import website from "@/config/website";
import { Alert } from "element-ui";

import user from "./user";

const isFirstPage = website.isFirstPage;
const tagWel = website.fistPage;
const tagObj = {
  label: "", //标题名称
  value: "", //标题的路径
  params: "", //标题的路径参数
  query: "", //标题的参数
  meta: {}, //额外参数
  group: [], //分组
};

//处理首个标签
function setFistTag(list) {
  if (list.length === 1) {
    list[0].close = false;
  } else {
    list.forEach((ele) => {
      if (ele.value === tagWel.value && isFirstPage === false) {
        ele.close = false;
      } else {
        ele.close = true;
      }
    });
  }
}

const navs = {
  state: {
    tagList: getStore({ name: "tagList" }) || [],
    tag: getStore({ name: "tag" }) || tagObj,
    tagWel: tagWel,
  },
  actions: {},
  mutations: {
    ADD_TAG: (state, action) => {
      state.tag = action;
      setStore({ name: "tag", content: state.tag });
      if (state.tagList.some((ele) => diff(ele, action))) return;
      state.tagList.push(action);
      setFistTag(state.tagList);
      setStore({ name: "tagList", content: state.tagList });
    },
    DEL_TAG: (state, action) => {
      state.tagList = state.tagList.filter((item) => {
        return !diff(item, action);
      });
      setFistTag(state.tagList);
      setStore({ name: "tagList", content: state.tagList });
    },
    DEL_ALL_TAG: (state) => {
      state.tagList = [user.state.homeFirstTagPage];
      setStore({ name: "tagList", content: state.tagList });
    },
    DEL_TAG_OTHER: (state) => {
      state.tagList = state.tagList.filter((item) => {
        if (item.value === state.tag.value) {
          return true;
        } else if (
          !website.isFirstPage &&
          item.value === user.state.homeFirstTagPage.value
        ) {
          return true;
        }
      });
      setFistTag(state.tagList);
      setStore({ name: "tagList", content: state.tagList });
    },
    SET_TAG_LIST(state, tagList) {
      state.tagList = tagList;
      setStore({ name: "tagList", content: state.tagList });
    },
  },
};
export default navs;