import Vue from "vue";
import router from "@/router";
import store from "@/store";

/**
 * 获取uuid
 */
export function getUUID() {
  return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, (c) => {
    return (c === "x" ? (Math.random() * 16) | 0 : "r&0x3" | "0x8").toString(
      16
    );
  });
}

/**
 * 是否有权限
 * @param {*} key
 */
export function isAuth(key) {
  return (
    JSON.parse(sessionStorage.getItem("permissions") || "[]").indexOf(key) !==
      -1 || false
  );
}

/**
 * 树形数据转换
 * @param {*} data
 * @param {*} id
 * @param {*} pid
 */
export function treeDataTranslate(data, id = "id", pid = "parentId") {
  var res = [];
  var temp = {};
  for (var i = 0; i < data.length; i++) {
    temp[data[i][id]] = data[i];
  }
  for (var k = 0; k < data.length; k++) {
    if (temp[data[k][pid]] && data[k][id] !== data[k][pid]) {
      if (!temp[data[k][pid]]["children"]) {
        temp[data[k][pid]]["children"] = [];
      }
      if (!temp[data[k][pid]]["_level"]) {
        temp[data[k][pid]]["_level"] = 1;
      }
      data[k]["_level"] = temp[data[k][pid]]._level + 1;
      temp[data[k][pid]]["children"].push(data[k]);
    } else {
      res.push(data[k]);
    }
  }
  return res;
}

/**
 * 清除登录信息
 */
export function clearLoginInfo() {
  Vue.cookie.delete("token");
  store.commit("resetStore");
  sessionStorage.removeItem("password");
  sessionStorage.removeItem("role");
  sessionStorage.removeItem("userInfo");
  router.options.isAddDynamicMenuRoutes = false;
}

// 深拷贝对象
export function deepClone(obj) {
  const _toString = Object.prototype.toString;

  // null, undefined, non-object, function
  if (!obj || typeof obj !== "object") {
    return obj;
  }

  // DOM Node
  if (obj.nodeType && "cloneNode" in obj) {
    return obj.cloneNode(true);
  }

  // Date
  if (_toString.call(obj) === "[object Date]") {
    return new Date(obj.getTime());
  }

  // RegExp
  if (_toString.call(obj) === "[object RegExp]") {
    const flags = [];
    if (obj.global) {
      flags.push("g");
    }
    if (obj.multiline) {
      flags.push("m");
    }
    if (obj.ignoreCase) {
      flags.push("i");
    }

    return new RegExp(obj.source, flags.join(""));
  }

  const result = Array.isArray(obj)
    ? []
    : obj.constructor
    ? new obj.constructor()
    : {};

  for (const key in obj) {
    result[key] = deepClone(obj[key]);
  }

  return result;
}

/**
 * 获取时间
 * @param {*} min
 * @param {*} max
 */
export function getDay(day) {
  let today = new Date();
  let targetday_milliseconds = today.getTime() + 1000 * 60 * 60 * 24 * day;
  today.setTime(targetday_milliseconds); //注意，这行是关键代码
  let tYear = today.getFullYear();
  let tMonth = today.getMonth();
  let tDate = today.getDate();
  tMonth = doHandleMonth(tMonth + 1);
  tDate = doHandleMonth(tDate);
  return tYear + "-" + tMonth + "-" + tDate;
}
function doHandleMonth(month) {
  let m = month;
  if (month.toString().length === 1) {
    m = "0" + month;
  }
  return m;
}

export function isNumberStr(str) {
  return /^[+-]?(0|([1-9]\d*))(\.\d+)?$/g.test(str);
}