import { login, getInfo, logout } from "@/api/login";
import { getToken, setToken, removeToken } from "@/utils/auth";

const user = {
  state: {
    token: getToken(),
    user: {},
    roles: [],
    // 第一次加载菜单时用到
    loadMenus: false
  },

  mutations: {
    // 是否为手动退出登录
    SD_LOGOUT: (state, f) => {
      state.sdLogout = f;
    },
    SET_TOKEN: (state, token) => {
      state.token = token;
    },
    SET_USER: (state, user) => {
      state.user = user;
    },
    SET_ROLES: (state, roles) => {
      state.roles = roles;
    },
    SET_LOAD_MENUS: (state, loadMenus) => {
      state.loadMenus = loadMenus;
    }
  },

  actions: {
    // 登录
    Login({ commit }, userInfo) {
      const rememberMe = userInfo.rememberMe;
      return new Promise((resolve, reject) => {
        login(userInfo)
          .then(res => {
            // console.log('登录成功后返回===', res)
            localStorage.setItem("logoutHandle", false);
            localStorage.setItem("shopId", res.shopId);
            localStorage.setItem("shopName", res.shopName);
            localStorage.setItem("logo", res.logo);
            localStorage.setItem("loginType", res.loginType);
            localStorage.setItem("userInfo", JSON.stringify(res.user.user));
            localStorage.setItem("mainId", res.mainId);
            localStorage.setItem("expireDate", res.expireDate);
            setToken(res.token, rememberMe);
            commit("SET_TOKEN", res.token);
            setUserInfo(res.user, commit);
            // 第一次加载菜单时用到， 具体见 src 目录下的 permission.js
            commit("SET_LOAD_MENUS", true);
            resolve();
          })
          .catch(error => {
            reject(error);
          });
      });
    },

    // 获取用户信息
    GetInfo({ commit }) {
      return new Promise((resolve, reject) => {
        getInfo()
          .then(res => {
            setUserInfo(res, commit);
            resolve(res);
          })
          .catch(error => {
            reject(error);
          });
      });
    },
    // 登出
    LogOut({ commit }) {
      return new Promise((resolve, reject) => {
        logout()
          .then(res => {
            logOut(commit);
            resolve();
          })
          .catch(error => {
            logOut(commit);
            reject(error);
          });
      });
    },

    updateLoadMenus({ commit }) {
      return new Promise((resolve, reject) => {
        commit("SET_LOAD_MENUS", false);
      });
    }
  }
};

export const logOut = commit => {
  commit("SET_TOKEN", "");
  commit("SET_ROLES", []);
  removeToken();
};

export const setUserInfo = (res, commit) => {
  // 如果没有任何权限，则赋予一个默认的权限，避免请求死循环
  if (res.roles.length === 0) {
    commit("SET_ROLES", ["ROLE_SYSTEM_DEFAULT"]);
  } else {
    commit("SET_ROLES", res.roles);
  }
  commit("SET_USER", res.user);
};

export default user;