var Session;
var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
Session = (function() {
  function Session() {
    this.xmpp = new Strophe.Connection('/xmpp');
    this.roster = {};
    this.listeners = {
      card: [],
      message: [],
      presence: [],
      roster: []
    };
  }
  Session.prototype.connect = function(jid, password, callback) {
    return this.xmpp.connect(jid, password, __bind(function(status) {
      switch (status) {
        case Strophe.Status.AUTHFAIL:
        case Strophe.Status.CONNFAIL:
          return callback(false);
        case Strophe.Status.CONNECTED:
          this.xmpp.addHandler((__bind(function(el) {
            return this.handleIq(el);
          }, this)), null, 'iq');
          this.xmpp.addHandler((__bind(function(el) {
            return this.handleMessage(el);
          }, this)), null, 'message');
          this.xmpp.addHandler((__bind(function(el) {
            return this.handlePresence(el);
          }, this)), null, 'presence');
          callback(true);
          return this.findRoster(__bind(function() {
            this.notify('roster');
            this.xmpp.send(this.xml('<presence/>'));
            return this.findCards();
          }, this));
      }
    }, this));
  };
  Session.prototype.disconnect = function() {
    return this.xmpp.disconnect();
  };
  Session.prototype.onCard = function(callback) {
    return this.listeners['card'].push(callback);
  };
  Session.prototype.onRoster = function(callback) {
    return this.listeners['roster'].push(callback);
  };
  Session.prototype.onMessage = function(callback) {
    return this.listeners['message'].push(callback);
  };
  Session.prototype.onPresence = function(callback) {
    return this.listeners['presence'].push(callback);
  };
  Session.prototype.connected = function() {
    return this.xmpp.jid && this.xmpp.jid.length > 0;
  };
  Session.prototype.jid = function() {
    return this.xmpp.jid;
  };
  Session.prototype.bareJid = function() {
    return this.xmpp.jid.split('/')[0];
  };
  Session.prototype.uniqueId = function() {
    return this.xmpp.getUniqueId();
  };
  Session.prototype.avatar = function(jid) {
    var card;
    card = this.loadCard(jid);
    if (card && card.photo) {
      return "data:" + card.photo.type + ";base64," + card.photo.binval;
    } else {
      return '/lib/images/default-user.png';
    }
  };
  Session.prototype.loadCard = function(jid) {
    var found;
    jid = jid.split('/')[0];
    found = localStorage['vcard:' + jid];
    if (found) {
      return JSON.parse(found);
    }
  };
  Session.prototype.storeCard = function(card) {
    return localStorage['vcard:' + card.jid] = JSON.stringify(card);
  };
  Session.prototype.findCards = function() {
    var contacts, jid, jids, success;
    jids = (function() {
      var _ref, _results;
      _ref = this.roster;
      _results = [];
      for (jid in _ref) {
        contacts = _ref[jid];
        if (!this.loadCard(jid)) {
          _results.push(jid);
        }
      }
      return _results;
    }).call(this);
    if (!this.loadCard(this.bareJid())) {
      jids.push(this.bareJid());
    }
    success = __bind(function(card) {
      this.findCard(jids.shift(), success);
      if (card) {
        this.storeCard(card);
        return this.notify('card', card);
      }
    }, this);
    return this.findCard(jids.shift(), success);
  };
  Session.prototype.findCard = function(jid, callback) {
    var node;
    if (!jid) {
      return;
    }
    node = this.xml("<iq id=\"" + (this.uniqueId()) + "\" to=\"" + jid + "\" type=\"get\">\n  <vCard xmlns=\"vcard-temp\"/>\n</iq>");
    return this.sendIQ(node, function(result) {
      var bin, card, photo, type, vcard;
      card = $('vCard', result);
      photo = $('PHOTO', card);
      type = $('TYPE', photo).text();
      bin = $('BINVAL', photo).text();
      photo = type && bin ? {
        type: type,
        binval: bin.replace(/\n/g, '')
      } : null;
      vcard = {
        jid: jid,
        photo: photo,
        retrieved: new Date()
      };
      return callback(card.size() > 0 ? vcard : null);
    });
  };
  Session.prototype.parseRoster = function(node) {
    return $('item', node).map(function() {
      return new Contact(this);
    }).get();
  };
  Session.prototype.findRoster = function(callback) {
    var node;
    node = this.xml("<iq id='" + (this.uniqueId()) + "' type=\"get\">\n  <query xmlns=\"jabber:iq:roster\"/>\n</iq>");
    return this.sendIQ(node, __bind(function(result) {
      var contact, contacts, _i, _len;
      contacts = this.parseRoster(result);
      for (_i = 0, _len = contacts.length; _i < _len; _i++) {
        contact = contacts[_i];
        this.roster[contact.jid] = contact;
      }
      return callback();
    }, this));
  };
  Session.prototype.sendMessage = function(jid, message) {
    var node;
    node = this.xml("<message id=\"" + (this.uniqueId()) + "\" to=\"" + jid + "\" type=\"chat\">\n  <body></body>\n</message>");
    $('body', node).text(message);
    return this.xmpp.send(node);
  };
  Session.prototype.sendPresence = function(away, status) {
    var node;
    node = $(this.xml('<presence/>'));
    if (away) {
      node.append($(this.xml('<show>xa</show>')));
      if (status !== 'Away') {
        node.append($(this.xml('<status/>')).text(status));
      }
    } else {
      if (status !== 'Available') {
        node.append($(this.xml('<status/>')).text(status));
      }
    }
    return this.xmpp.send(node);
  };
  Session.prototype.sendIQ = function(node, callback) {
    return this.xmpp.sendIQ(node, callback, callback, 5000);
  };
  Session.prototype.updateContact = function(contact, add) {
    var group, node, _i, _len, _ref;
    node = this.xml("<iq id=\"" + (this.uniqueId()) + "\" type=\"set\">\n  <query xmlns=\"jabber:iq:roster\">\n    <item name=\"\" jid=\"" + contact.jid + "\"/>\n  </query>\n</iq>");
    $('item', node).attr('name', contact.name);
    _ref = contact.groups;
    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
      group = _ref[_i];
      $('item', node).append($(this.xml('<group></group>')).text(group));
    }
    this.xmpp.send(node);
    if (add) {
      return this.sendSubscribe(contact.jid);
    }
  };
  Session.prototype.removeContact = function(jid) {
    var node;
    node = this.xml("<iq id=\"" + (this.uniqueId()) + "\" type=\"set\">\n  <query xmlns=\"jabber:iq:roster\">\n    <item jid=\"" + jid + "\" subscription=\"remove\"/>\n  </query>\n</iq>");
    return this.xmpp.send(node);
  };
  Session.prototype.sendSubscribe = function(jid) {
    return this.xmpp.send(this.presence(jid, 'subscribe'));
  };
  Session.prototype.sendSubscribed = function(jid) {
    return this.xmpp.send(this.presence(jid, 'subscribed'));
  };
  Session.prototype.sendUnsubscribed = function(jid) {
    return this.xmpp.send(this.presence(jid, 'unsubscribed'));
  };
  Session.prototype.presence = function(to, type) {
    return this.xml("<presence\n  id=\"" + (this.uniqueId()) + "\"\n  to=\"" + to + "\"\n  type=\"" + type + "\"/>");
  };
  Session.prototype.handleIq = function(node) {
    var contact, contacts, ns, old, type, _i, _len;
    node = $(node);
    type = node.attr('type');
    ns = node.find('query').attr('xmlns');
    if (type === 'set' && ns === 'jabber:iq:roster') {
      contacts = this.parseRoster(node);
      for (_i = 0, _len = contacts.length; _i < _len; _i++) {
        contact = contacts[_i];
        if (contact.subscription === 'remove') {
          delete this.roster[contact.jid];
        } else {
          old = this.roster[contact.jid];
          if (old) {
            contact.presence = old.presence;
          }
          this.roster[contact.jid] = contact;
        }
      }
      this.notify('roster');
    }
    return true;
  };
  Session.prototype.handleMessage = function(node) {
    var body, from, html, thread, to, type;
    node = $(node);
    to = node.attr('to');
    from = node.attr('from');
    type = node.attr('type');
    thread = node.find('thread').first();
    body = node.find('body').first();
    html = node.find('span').first();
    if (type === 'chat' && body.size() > 0) {
      this.notify('message', {
        to: to,
        from: from,
        type: type,
        thread: thread.text(),
        text: body.text(),
        html: html.text(),
        received: new Date(),
        node: node
      });
    }
    return true;
  };
  Session.prototype.handlePresence = function(node) {
    var contact, from, presence, show, status, to, type;
    node = $(node);
    to = node.attr('to');
    from = node.attr('from');
    type = node.attr('type');
    show = node.find('show').first();
    status = node.find('status').first();
    presence = {
      to: to,
      from: from,
      status: status.text(),
      show: show.text(),
      type: type,
      offline: type === 'unavailable' || type === 'error',
      away: show.text() === 'away' || show.text() === 'xa',
      dnd: show.text() === 'dnd',
      node: node
    };
    contact = this.roster[from.split('/')[0]];
    if (contact) {
      contact.update(presence);
    }
    this.notify('presence', presence);
    return true;
  };
  Session.prototype.notify = function(type, obj) {
    var callback, _i, _len, _ref, _results;
    _ref = this.listeners[type] || [];
    _results = [];
    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
      callback = _ref[_i];
      _results.push(callback(obj));
    }
    return _results;
  };
  Session.prototype.xml = function(xml) {
    return $.parseXML(xml).documentElement;
  };
  return Session;
})();