apeman-brws-history/browser/ap_history.js

/**
 * @class ApHistorys
 */
'use strict';

/** @lends ApHistory */

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

var ApHistory = function () {
  function ApHistory(conf) {
    _classCallCheck(this, ApHistory);

    var s = this;
    Object.assign(s, conf || {});
  }

  /**
   * Push a history.
   * @param {string} url - History url
   */


  _createClass(ApHistory, [{
    key: 'push',
    value: function push(url) {
      var s = this;
      var history = s._getHistory();
      if (!history) {
        ApHistory.warn('`history` not found.');
        return;
      }
      history.pushState(null, '', url);
    }

    /**
     * Register pop handler.
     * @param {function} handler
     */

  }, {
    key: 'onPop',
    value: function onPop(handler) {
      var s = this;
      var window = s._getWindow();
      if (!window) {
        ApHistory.warn('`window` not found.');
        return;
      }
      window.addEventListener('popstate', handler);
    }

    /**
     * Deregister pop handler.
     * @param {function} handler
     */

  }, {
    key: 'offPop',
    value: function offPop(handler) {
      var s = this;
      var window = s._getWindow();
      if (!window) {
        ApHistory.warn('`window` not found.');
        return;
      }
      window.removeEventListener('popstate', handler);
    }
  }, {
    key: '_getWindow',
    value: function _getWindow() {
      var s = this;
      return typeof window === 'undefined' ? null : window;
    }
  }, {
    key: '_getHistory',
    value: function _getHistory() {
      var s = this;
      return typeof history === 'undefined' ? null : history;
    }
  }]);

  return ApHistory;
}();

Object.assign(ApHistory, {
  /**
   * Print warning.
   * @param {string} msg - Warning message.
   */

  warn: function warn(msg) {
    console.log('[ApHistory]', msg);
  }
});

module.exports = ApHistory;