/**
 * ion-events.js
 *
 * Author: Max Lynch <max@drifty.com>
 *
 * Framework events handles various mobile browser events, and 
 * detects special events like tap/swipe/etc. and emits them
 * as custom events that can be used in an app.
 *
 * Portions lovingly adapted from github.com/maker/ratchet and github.com/alexgibson/tap.js - thanks guys!
 */

(function(ionic) {
  ionic.EventController = {
    VIRTUALIZED_EVENTS: ['tap', 'swipe', 'swiperight', 'swipeleft', 'drag', 'hold', 'release'],

    // Trigger a new event
    trigger: function(eventType, data) {
      var event = new CustomEvent(eventType, { detail: data });

      // Make sure to trigger the event on the given target, or dispatch it from
      // the window if we don't have an event target
      data && data.target && data.target.dispatchEvent(event) || window.dispatchEvent(event);
    },
  
    // Bind an event
    on: function(type, callback, element) {
      var e = element || window;

      // Bind a gesture if it's a virtual event
      for(var i = 0, j = this.VIRTUALIZED_EVENTS.length; i < j; i++) {
        if(type == this.VIRTUALIZED_EVENTS[i]) {
          var gesture = new ionic.Gesture(element);
          gesture.on(type, callback);
          return gesture;
        }
      }

      // Otherwise bind a normal event
      e.addEventListener(type, callback);
    },

    off: function(type, callback, element) {
      element.removeEventListener(type, callback);
    },

    // Register for a new gesture event on the given element
    onGesture: function(type, callback, element) {
      var gesture = new ionic.Gesture(element);
      gesture.on(type, callback);
      return gesture;
    },

    // Unregister a previous gesture event
    offGesture: function(gesture, type, callback) {
      gesture.off(type, callback);
    },

    // // With a click event, we need to check the target
    // // and if it's an internal target that doesn't want
    // // a click, cancel it
    // handleClick: function(e) {
    //   var target = e.target;

    //   if(ionic.Gestures.HAS_TOUCHEVENTS) {
    //     // We don't allow any clicks on mobile
    //     e.preventDefault();
    //     return false;
    //   }

    //   if (
    //     !  target
    //     || e.which > 1
    //     || e.metaKey
    //     || e.ctrlKey
    //     //|| isScrolling
    //     // || location.protocol !== target.protocol
    //     // || location.host     !== target.host
    //     // // Not sure abotu this one
    //     // //|| !target.hash && /#/.test(target.href)
    //     // || target.hash && target.href.replace(target.hash, '') === location.href.replace(location.hash, '')
    //     //|| target.getAttribute('data-ignore') == 'push'
    //   ) {
    //     // Allow it
    //     return;
    //   }
    //   // We need to cancel this one
    //   e.preventDefault();

    // },
    
    handlePopState: function(event) {
    },
  };
  
  
  // Map some convenient top-level functions for event handling
  ionic.on = function() { ionic.EventController.on.apply(ionic.EventController, arguments); };
  ionic.off = function() { ionic.EventController.off.apply(ionic.EventController, arguments); };
  ionic.trigger = function() { ionic.EventController.trigger.apply(ionic.EventController.trigger, arguments); };
  ionic.onGesture = function() { return ionic.EventController.onGesture.apply(ionic.EventController.onGesture, arguments); };
  ionic.offGesture = function() { return ionic.EventController.offGesture.apply(ionic.EventController.offGesture, arguments); };

  // DISABLING FOR NOW. THE TAP CODE AT THE EXT LEVEL SHOULD BE DOING THIS
  // Set up various listeners
  //window.addEventListener('click', ionic.EventController.handleClick);

})(window.ionic);