nsn-util/es/NStore.js

NSN工具辅助组件

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

import { NConst } from 'nsn-const';
import * as NStr from './NStr';
var sessionStorage;

var getKey = function getKey(k) {
  var key = k || NConst.EMPTY;

  if (key.startsWith(NConst.ISP_NAME_SHORT)) {
    return key;
  }

  return "".concat(NConst.ISP_NAME_SHORT, "-").concat(key);
};
/** 调用其他方法之前，先调用此方法 */


var configLocalStorage = function configLocalStorage(win) {
  if (NStr.isBrowser()) {
    // eslint-disable-next-line prefer-destructuring
    sessionStorage = window.sessionStorage;
  } else if (win && win.sessionStorage) {
    // eslint-disable-next-line prefer-destructuring
    sessionStorage = win.sessionStorage;
  } //


  if (sessionStorage) {
    // 重写事件，当使用时候，触发 window.dispatchEvent 派发事件
    var signSetItem = sessionStorage.setItem;

    sessionStorage.setItem = function (key, val) {
      var event = new Event('NStoreSetItemEvent');
      event['key'] = getKey(key);
      event['value'] = val;
      window.dispatchEvent(event);
      signSetItem === null || signSetItem === void 0 ? void 0 : signSetItem.apply(this, [getKey(key), val]);
    };

    var signRemoveItem = sessionStorage.removeItem;

    sessionStorage.removeItem = function (key) {
      var event = new Event('NStoreRemoveItemEvent');
      event['key'] = getKey(key);
      window.dispatchEvent(event);
      signRemoveItem.apply(this, [getKey(key)]);
    };

    var signGetItem = sessionStorage.getItem;

    sessionStorage.getItem = function (key) {
      var event = new Event('NStoreGetItemEvent');
      event['key'] = getKey(key);
      window.dispatchEvent(event);
      return signGetItem.apply(this, [getKey(key)]);
    };

    var signClear = sessionStorage.clear;

    sessionStorage.clear = function () {
      var event = new Event('NStoreClearEvent');
      window.dispatchEvent(event);
      signClear.apply(this);
    };
  }
}; //


configLocalStorage();

var setValue = function setValue(k, v) {
  var _sessionStorage;

  return (_sessionStorage = sessionStorage) === null || _sessionStorage === void 0 ? void 0 : _sessionStorage.setItem(k, JSON.stringify(v));
};
/** 设置缓存 */


var set = function set(items) {
  if (sessionStorage) {
    if (items instanceof Map) {
      if (items.size > 0) {
        items.forEach(function (v, k) {
          return setValue(k, v);
        });
      }
    } else {
      Object.keys(items).forEach(function (k) {
        return setValue(k, items[k]);
      });
    }
  }
};
/**
 * 获取缓存
 * @param key 键名
 * @returns key 或 sessionStorage 不存在时返回 null
 */


var get = function get(key) {
  if (key) {
    var _sessionStorage2;

    var value = (_sessionStorage2 = sessionStorage) === null || _sessionStorage2 === void 0 ? void 0 : _sessionStorage2.getItem(key);

    if (value) {
      try {
        value = JSON.parse(value);
      } catch (e) {// do nothing
      }
    }

    return value;
  }

  return null;
};
/** 移除缓存
 * @param key 键名
 */


var remove = function remove(key) {
  if (key) {
    var _sessionStorage3;

    (_sessionStorage3 = sessionStorage) === null || _sessionStorage3 === void 0 ? void 0 : _sessionStorage3.removeItem(key);
  }
};
/** 清理所有缓存 */


var clear = function clear() {
  var _sessionStorage4;

  return (_sessionStorage4 = sessionStorage) === null || _sessionStorage4 === void 0 ? void 0 : _sessionStorage4.clear();
};
/**
 * @param autoLogin 是否自动登录
 */


var AUTO_LOGIN_KEY = 'AutoLogin';
/** 自动登录 */

var setAutoLogin = function setAutoLogin(autoLogin) {
  return set(_defineProperty({}, AUTO_LOGIN_KEY, autoLogin));
};
/** 自动登录 */


var getAutoLogin = function getAutoLogin() {
  return get(AUTO_LOGIN_KEY);
};
/** 全部缓存 */


var all = function all() {
  var values = new Map();
  Object.keys(sessionStorage || {}).forEach(function (k) {
    if (k.startsWith(NConst.ISP_NAME_SHORT) || NStr.isEqual(k, 'umi_locale')) {
      values.set(k, get(k));
    }
  });
  return values.size > 0 ? values : undefined;
};
/** 缓存管理 */


export { configLocalStorage, set, get, remove, clear, setAutoLogin, getAutoLogin, all };