/**
 * NAME
 *
 * ECMAScript
 *
 * @author     Takashi Mizohata <mizo@grf-design.com>
 */


/*
var Colleague = function () {
  this.setMediator = function (mediator) {};
  this.setColleagueEnabled = function (enabled) {};
}

var Mediator = function () {
  this.createColleagues = function () {};
  this.colleagueChanged = function () {};
}
*/



var LoginFrame = function () {
  //Object.extend(this, Mediator);
  this.radioGuest;
  this.radioUser;
  this.textUser;
  this.textPass;
  this.buttonCancel;
  this.buttonOk;

  this.init = function () {
    var radios = $('fsCategory').getElementsByTagName('input');
    this.radioGuest   = new ColleagueRadioButton(radios[0]);
    this.radioUser    = new ColleagueRadioButton(radios[1]);
    this.textUser     = new ColleagueTextField($('inpUser'));
    this.textPass     = new ColleagueTextField($('inpPass'));
    this.buttonCancel = new ColleagueButton($('btnCancel'));
    this.buttonOk     = new ColleagueButton($('btnOk'));

    this.radioGuest.setMediator(this);
    this.radioUser.setMediator(this);
    this.textUser.setMediator(this);
    this.textPass.setMediator(this);
    this.buttonCancel.setMediator(this);
    this.buttonOk.setMediator(this);

    this.radioGuest.element.checked = true;
    this.textUser.element.disabled = true;
    this.textPass.element.disabled = true;
  }

  this.colleagueChanged = function (ev) {
    switch(true) {
      case this.radioGuest.getState(): 
        this.textUser.setColleagueEnabled(false);
        this.textPass.setColleagueEnabled(false);
        this.buttonOk.setColleagueEnabled(true);
        break;

      case this.radioUser.getState(): 
        this.textUser.setColleagueEnabled(true);
        this.userpassChanged();
        break;

      default:
        alert('implement this first.');
        break;
    }
  }

  this.userpassChanged = function () {
    if (this.textUser.getText().length > 0) {
      this.textPass.setColleagueEnabled(true);
      if (this.textPass.getText().length > 0) {
        this.buttonOk.setColleagueEnabled(true);
      } else {
        this.buttonOk.setColleagueEnabled(false);
      }
    } else {
      this.textPass.setColleagueEnabled(false);
      this.buttonOk.setColleagueEnabled(false);
    }
  }

  this.actionPerformed = function (ev) {
    switch (ev.target.innerHTML) {
      case 'cancel':
        alert('Cancel');
        this.textUser.element.value = '';
        this.textPass.element.value = '';
        break;

      case 'ok':
        alert('Ok');
        break;

      default:
        alert('Not yet implemented');
        break;
    }
  }
}



var controller = new LoginFrame();
Event.observe(window, 'load', controller.init.bind(controller));