$(function() {
    // a workaround for a flaw in the demo system (http://dev.jqueryui.com/ticket/4375), ignore!
    $( "#dialog:ui-dialog" ).dialog( "destroy" );

    var name = $( "#name" ),
    email = $( "#email" ),
    password = $( "#password" ),
    txt_respuesta = $( "#txt_respuesta" ),
    txt_pregunta = $( "#txt_pregunta" ),
    login_recover = $( "#login_recover" ),
    email_recover = $( "#email_recover" ),
    allFields_response = $( [] ).add( txt_respuesta ),
    allFields_question = $( [] ).add( txt_pregunta ),
    allFields_recover = $( [] ).add( login_recover ).add( email_recover ),
    allFields = $( [] ).add( name ).add( email ).add( password ),tips = $( ".validateTips" );

    function updateTips( t ) {
        tips
        .text( t )
        .addClass( "ui-state-highlight" );
        setTimeout(function() {
            tips.removeClass( "ui-state-highlight", 1500 );
        }, 500 );
    }

    function checkLength( o, n, min, max ) {
        if ( o.val().length > max || o.val().length < min ) {
            o.addClass( "ui-state-error" );
            updateTips( "La longitud del campo " + n + " debe ser " +
                min + " y " + max + "." );
            return false;
        } else {
            return true;
        }
    }

    function checkRegexp( o, regexp, n ) {
        if ( !( regexp.test( o.val() ) ) ) {
            o.addClass( "ui-state-error" );
            updateTips( n );
            return false;
        } else {
            return true;
        }
    }

    $( "#dialog-form" ).dialog({
        autoOpen: false,
        height: 450,
        width: 380,
        modal: true,
        buttons: {
            "Enviar": function() {
                var bValid = true;
                allFields.removeClass( "ui-state-error" );

                bValid = bValid && checkLength( name, "username", 3, 16 );
                bValid = bValid && checkLength( email, "email", 6, 80 );
                bValid = bValid && checkLength( password, "password", 5, 16 );

                bValid = bValid && checkRegexp( name, /^[a-z]([0-9a-z_])+$/i, "Username may consist of a-z, 0-9, underscores, begin with a letter." );
                // From jquery.validate.js (by joern), contributed by Scott Gonzalez: http://projects.scottsplayground.com/email_address_validation/
                bValid = bValid && checkRegexp( email, /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i, "eg. ui@jquery.com" );
                bValid = bValid && checkRegexp( password, /^([0-9a-zA-Z])+$/, "Password field only allow : a-z 0-9" );

                if ( bValid ) {
                    /*$( "#users tbody" ).append( "<tr>" +
                        "<td>" + name.val() + "</td>" +
                        "<td>" + email.val() + "</td>" +
                        "<td>" + password.val() + "</td>" +
                        "</tr>" );*/
                    $('#confirm_register').submit();
                    $( this ).dialog( "close" );
                }
            },
            "Cancelar": function() {
                $( this ).dialog( "close" );
            }
        },
        close: function() {
            allFields.val( "" ).removeClass( "ui-state-error" );
        }
    });
    $( "#create-user" ).click(function() {
        $( "#dialog-form" ).dialog( "open" );
    });
    $( "#create-user_2" ).click(function() {
        $( "#dialog-form" ).dialog( "open" );
    });

    $( "#response-form" ).dialog({
        autoOpen: false,
        height: 280,
        width: 470,
        modal: true,
        buttons: {
            "Enviar": function() {
                var bValid = true;
                allFields_response.removeClass( "ui-state-error" );

                bValid = bValid && checkLength( txt_respuesta, "txt_respuesta", 3, 350 );
                //bValid = bValid && checkRegexp( txt_respuesta, /^[a-z]([0-9 a-zá_])+$/i, "Caracteres Validos: a-z y 0-9." );

                if ( bValid ) {
                    $('#confirm_response').submit();
                    $( this ).dialog( "close" );
                }
            },
            "Cancelar": function() {
                $( this ).dialog( "close" );
            }
        },
        close: function() {
            allFields_response.val( "" ).removeClass( "ui-state-error" );
        }
    });
    $( "#create-response" ).click(function() {
        $( "#response-form" ).dialog( "open" );
    });

    $( "#question-form" ).dialog({
        autoOpen: false,
        height: 280,
        width: 470,
        modal: true,
        buttons: {
            "Enviar": function() {
                var bValid = true;
                allFields_question.removeClass( "ui-state-error" );

                bValid = bValid && checkLength( txt_pregunta, "txt_pregunta", 3, 128 );
                //bValid = bValid && checkRegexp( txt_respuesta, /^[a-z]([0-9 a-zá_])+$/i, "Caracteres Validos: a-z y 0-9." );

                if ( bValid ) {
                    $('#confirm_question').submit();
                    $( this ).dialog( "close" );
                }
            },
            "Cancelar": function() {
                $( this ).dialog( "close" );
            }
        },
        close: function() {
            allFields_question.val( "" ).removeClass( "ui-state-error" );
        }
    });
    $( "#create-question" ).click(function() {
        $( "#question-form" ).dialog( "open" );
    });

    $( "#recover-form" ).dialog({
        autoOpen: false,
        height: 230,
        width: 370,
        modal: true,
        buttons: {
            "Enviar": function() {
                var bValid = true;
                allFields_recover.removeClass( "ui-state-error" );

                bValid = bValid && checkLength( login_recover, "login_recover", 3, 16 );
                bValid = bValid && checkLength( email_recover, "email_recover", 6, 80 );

                bValid = bValid && checkRegexp( login_recover, /^[a-z]([0-9a-z_])+$/i, "Username may consist of a-z, 0-9, underscores, begin with a letter." );
                bValid = bValid && checkRegexp( email_recover, /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i, "eg. ui@jquery.com" );

                if ( bValid ) {
                    $('#confirm_recover').submit();
                    $( this ).dialog( "close" );
                }
            },
            "Cancelar": function() {
                $( this ).dialog( "close" );
            }
        },
        close: function() {
            allFields_recover.val( "" ).removeClass( "ui-state-error" );
        }
    });
    $( "#create-recover" ).click(function() {
        $( "#recover-form" ).dialog( "open" );
    });
});