// jQuery Alert Dialogs Plugin
//
// Version 1.1
//
// Cory S.N. LaViska
// A Beautiful Site (http://abeautifulsite.net/)
// 14 May 2009
//
// Visit http://abeautifulsite.net/notebook/87 for more information
//
// Usage:
//              jAlert( message, [title, callback] )
//              jConfirmOk( message, [title, callback] )
//              jConfirmCancel( message, [title, callback] )
//              jPrompt( message, [value, title, callback] )
//
// History:
//
//              1.00 - Released (29 December 2008)
//
//              1.01 - Fixed bug where unbinding would destroy all resize events
//
// License:
//
// This plugin is dual-licensed under the GNU General Public License and the MIT License and
// is copyright 2008 A Beautiful Site, LLC.
//
(function($) {

        $.alerts = {

                // These properties can be read/written by accessing $.alerts.propertyName from your scripts at any time

                verticalOffset: -75,                // vertical offset of the dialog from center screen, in pixels
                horizontalOffset: 0,                // horizontal offset of the dialog from center screen, in pixels/
                repositionOnResize: true,           // re-centers the dialog on window resize
                overlayOpacity: .01,                // transparency level of overlay
                overlayColor: '#FFF',               // base color of overlay
                draggable: true,                    // make the dialogs draggable (requires UI Draggables plugin)
                okButton: '   Aceptar   ',         // text for the OK button
                cancelButton: ' Cancelar ', // text for the Cancel button
                asienButton: ' Asiento ', // text for the asien button
                apunteButton: ' Apunte ', // text for the apunte button
                variosButton: ' Varios ', // text for the varios button
                yesButton: ' SI ', // text for the yes button
                noButton: ' NO ', // text for the no button
                dialogClass: null,                  // if specified, this class will be applied to all dialogs
                nextfocus: '',

                // Public methods

                alert: function(message, title, callback) {
                        if( title == null ) title = 'Alert';
                        $.alerts._show(title, message, null, 'alert', function(result) {
                                if( callback ) callback(result);
                        });
                },

                confirmok: function(message, title, callback) {
                           if( title == null ) title = 'ConfirmOk';
                           $.alerts._show(title, message, null, 'confirmok', function(result) {
                                   if( callback ) callback(result);
                           });
                },

                confirmcancel: function(message, title, callback) {
                               if( title == null ) title = 'ConfirmCancel';
                               $.alerts._show(title, message, null, 'confirmcancel', function(result) {
                                       if( callback ) callback(result);
                               });
                },

                confirmasien: function(message, title, callback, checked) {
                               if( title == null ) title = 'ConfirmAsien';
                               $.alerts._show(title, message, null, 'confirmasien', function(result) {
                                       if( callback ) callback(result);
                               }, checked);
                },

                confirmno: function(message, title, callback) {
                               if( title == null ) title = 'ConfirmNo';
                               $.alerts._show(title, message, null, 'confirmno', function(result) {
                                       if( callback ) callback(result);
                               });
                },

                prompt: function(message, value, title, callback) {
                        if( title == null ) title = 'Prompt';
                        $.alerts._show(title, message, value, 'prompt', function(result) {
                                if( callback ) callback(result);
                        });
                },

                // Private methods

                _show: function(title, msg, value, type, callback, checked) {

                        $.alerts._hide();
                        $.alerts._overlay('show');

                        $("BODY").append(
                          '<div id="popup_container">' +
                            '<h1 id="popup_title"></h1>' +
                            '<div id="popup_content">' +
                              '<div id="popup_message"></div>' +
                                '</div>' +
                          '</div>');

                        if( $.alerts.dialogClass ) $("#popup_container").addClass($.alerts.dialogClass);

                        // IE6 Fix
                        var pos = ($.browser.msie && parseInt($.browser.version) <= 6 ) ? 'absolute' : 'fixed';

                        $("#popup_container").css({
                                position: pos,
                                zIndex: 99999,
                                padding: 0,
                                margin: 0
                        });

                        $("#popup_title").text(title);
                        $("#popup_content").addClass(type);
                        $("#popup_message").text(msg);
                        $("#popup_message").html( $("#popup_message").text().replace(/\n/g, '<br />') );

                        $("#popup_container").css({
                                minWidth: $("#popup_container").outerWidth(),
                                maxWidth: $("#popup_container").outerWidth()
                        });

                        $.alerts._reposition();
                        $.alerts._maintainPosition(true);

                        switch( type )
                        {

                        case 'alert':
                                $("#popup_message").after('<div id="popup_panel"><input type="button" value="' + $.alerts.okButton + '" id="popup_ok" /></div>');
                                $("#popup_ok").click( function() {
                                        $.alerts._hide();
                                        callback(true);
                                });
                                $("#popup_ok").focus();
                                $("#popup_ok").keypress( function(e) {
                                        if( e.keyCode == 13 || e.keyCode == 27 ) $("#popup_ok").trigger('click');
                                });

                                $("#popup_ok").keyup( function(e) {
                                        if( e.keyCode == 13 || e.keyCode == 27 ) $("#popup_ok").trigger('click');
                                });
                        break;

                        case 'confirmok':
                                $("#popup_message").after('<div id="popup_panel"><input type="button" value="' + $.alerts.okButton + '" id="popup_ok" /> <input type="button" value="' + $.alerts.cancelButton + '" id="popup_cancel" /></div>');
                                $("#popup_ok").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(true);
                                });
                                $("#popup_cancel").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(false);
                                });
                                $("#popup_ok").focus();

                                $.alerts.nextfocus = '#popup_ok';

                                $("#popup_ok").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_ok') ? '#popup_cancel' : '#popup_ok';
                                   }
                                });
                                $("#popup_cancel").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_ok') ? '#popup_cancel' : '#popup_ok';
                                   }
                                });
                        break;

                        case 'confirmcancel':
                                $("#popup_message").after('<div id="popup_panel"><input type="button" value="' + $.alerts.okButton + '" id="popup_ok" /> <input type="button" value="' + $.alerts.cancelButton + '" id="popup_cancel" /></div>');
                                $("#popup_ok").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(true);
                                });
                                $("#popup_cancel").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(false);
                                });
                                $("#popup_cancel").focus();

                                $.alerts.nextfocus = '#popup_ok';

                                $("#popup_ok").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_ok') ? '#popup_cancel' : '#popup_ok';
                                   }
                                });
                                $("#popup_cancel").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_ok') ? '#popup_cancel' : '#popup_ok';
                                   }
                                });

                        break;

                        case 'confirmasien':

                                var disabled = (checked == true) ? '' : ' DISABLED ';

                                $("#popup_message").after('<div id="popup_panel"><input type="button" '+disabled+' value="' + $.alerts.asienButton + '" id="popup_asien" /> <input type="button" '+disabled+' value="' + $.alerts.apunteButton + '" id="popup_apunte" /> <input type="button" value="' + $.alerts.variosButton + '" id="popup_varios" /> <input type="button" value="' + $.alerts.cancelButton + '" id="popup_cancel" /></div>');
                                $("#popup_asien").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(1);
                                });
                                $("#popup_apunte").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(2);
                                });
                                $("#popup_varios").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(3);
                                });
                                $("#popup_cancel").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(0);
                                });
                                $("#popup_cancel").focus();

                                if (checked)
                                  $.alerts.nextfocus = '#popup_asien';
                                else
                                  $.alerts.nextfocus = '#popup_varios';

                                $("#popup_asien").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     if (checked)
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_asien') ? '#popup_apunte' : ($.alerts.nextfocus == '#popup_apunte') ? '#popup_varios' : ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_asien';
                                     else
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_varios';
                                   }
                                });
                                $("#popup_apunte").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     if (checked)
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_asien') ? '#popup_apunte' : ($.alerts.nextfocus == '#popup_apunte') ? '#popup_varios' : ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_asien';
                                     else
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_varios';
                                   }
                                });
                                $("#popup_varios").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     if (checked)
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_asien') ? '#popup_apunte' : ($.alerts.nextfocus == '#popup_apunte') ? '#popup_varios' : ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_asien';
                                     else
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_varios';
                                   }
                                });
                                $("#popup_cancel").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     if (checked)
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_asien') ? '#popup_apunte' : ($.alerts.nextfocus == '#popup_apunte') ? '#popup_varios' : ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_asien';
                                     else
                                       $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_varios') ? '#popup_cancel' : '#popup_varios';
                                   }
                                });

                        break;

                        case 'confirmno':
                                $("#popup_message").after('<div id="popup_panel"><input type="button" value="' + $.alerts.yesButton + '" id="popup_yes" /> <input type="button" value="' + $.alerts.noButton + '" id="popup_no" /></div>');
                                $("#popup_yes").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(true);
                                });
                                $("#popup_no").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback(false);
                                });
                                $("#popup_no").focus();

                                $.alerts.nextfocus = '#popup_yes';

                                $("#popup_yes").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_no").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_yes') ? '#popup_no' : '#popup_yes';
                                   }
                                });
                                $("#popup_no").keyup( function(e) {
                                   if( e.keyCode == 27 ) $("#popup_no").trigger('click');
                                   if( e.keyCode == 37 ||  e.keyCode == 39)
                                   {
                                     $($.alerts.nextfocus).focus();
                                     $.alerts.nextfocus = ($.alerts.nextfocus == '#popup_yes') ? '#popup_no' : '#popup_yes';
                                   }
                                });

                        break;

                        case 'prompt':
                                $("#popup_message").append('<br /><input type="text" size="30" id="popup_prompt" />').after('<div id="popup_panel"><input type="button" value="' + $.alerts.okButton + '" id="popup_ok" /> <input type="button" value="' + $.alerts.cancelButton + '" id="popup_cancel" /></div>');
                                $("#popup_prompt").width( $("#popup_message").width() );
                                $("#popup_ok").click( function() {
                                        var val = $("#popup_prompt").val();
                                        $.alerts._hide();
                                        if( callback ) callback( val );
                                });
                                $("#popup_cancel").click( function() {
                                        $.alerts._hide();
                                        if( callback ) callback( null );
                                });
                                $("#popup_prompt, #popup_ok, #popup_cancel").keypress( function(e) {
                                        if( e.keyCode == 13 ) $("#popup_ok").trigger('click');
                                        if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                });
                                if( value ) $("#popup_prompt").val(value);
                                $("#popup_prompt").focus().select();

                                $("#popup_ok").keyup( function(e) {
                                        if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                });
                                $("#popup_cancel").keyup( function(e) {
                                        if( e.keyCode == 27 ) $("#popup_cancel").trigger('click');
                                });

                        break;
                        }

                        // Make draggable
                        if( $.alerts.draggable ) {
                                try {
                                        $("#popup_container").draggable({ handle: $("#popup_title") });
                                        $("#popup_title").css({ cursor: 'move' });
                                } catch(e) { /* requires jQuery UI draggables */ }
                        }
                },

                _hide: function() {
                        $("#popup_container").remove();
                        $.alerts._overlay('hide');
                        $.alerts._maintainPosition(false);
                },

                _overlay: function(status) {
                        switch( status ) {
                                case 'show':
                                        $.alerts._overlay('hide');
                                        $("BODY").append('<div id="popup_overlay"></div>');
                                        $("#popup_overlay").css({
                                                position: 'absolute',
                                                zIndex: 99998,
                                                top: '0px',
                                                left: '0px',
                                                width: '100%',
                                                height: $(document).height(),
                                                background: $.alerts.overlayColor,
                                                opacity: $.alerts.overlayOpacity
                                        });
                                break;
                                case 'hide':
                                        $("#popup_overlay").remove();
                                break;
                        }
                },

                _reposition: function() {
                        var top = (($(window).height() / 2) - ($("#popup_container").outerHeight() / 2)) + $.alerts.verticalOffset;
                        var left = (($(window).width() / 2) - ($("#popup_container").outerWidth() / 2)) + $.alerts.horizontalOffset;
                        if( top < 0 ) top = 0;
                        if( left < 0 ) left = 0;

                        // IE6 fix
                        if( $.browser.msie && parseInt($.browser.version) <= 6 ) top = top + $(window).scrollTop();

                        $("#popup_container").css({
                                top: top + 'px',
                                left: left + 'px'
                        });
                        $("#popup_overlay").height( $(document).height() );
                },

                _maintainPosition: function(status) {
                        if( $.alerts.repositionOnResize ) {
                                switch(status) {
                                        case true:
                                                $(window).bind('resize', $.alerts._reposition);
                                        break;
                                        case false:
                                                $(window).unbind('resize', $.alerts._reposition);
                                        break;
                                }
                        }
                }

        }

        // Shortuct functions
        jAlert = function(message, title, callback) {
                $.alerts.alert(message, title, callback);
        }

        jConfirmOk = function(message, title, callback) {
                $.alerts.confirmok(message, title, callback);
        };

        jConfirmCancel = function(message, title, callback) {
                $.alerts.confirmcancel(message, title, callback);
        };

        jConfirmAsien = function(message, title, callback, checked) {
                $.alerts.confirmasien(message, title, callback, checked);
        };

        jConfirmNo = function(message, title, callback) {
                $.alerts.confirmno(message, title, callback);
        };

        jPrompt = function(message, value, title, callback) {
                $.alerts.prompt(message, value, title, callback);
        };

})(jQuery);