(function($) {
    //Comment functionality
    $.mmsComments = {
        services: {
            comments: 'comments.aspx?set=',
            counts: 'counts.aspx?set='
        },
        startDate: new Date('11/9/2008'),
        endDate: new Date('11/26/2008'),
        WordLimit: 250,
        CharLimit: 8000
    };


    $.mmsComments.pages = {
        header: '<div class="commentsHeader">' +
        '<a id="toggleView" href="#"></a></div>',
        calendar: '<div class="calendarNav"></div>',
        commentNav:
        '<p class="commentNav"><a id="previousComment"></a>' +
        '<span id="commentNum"></span><a id="nextComment"></a></p>',
        commentList: '<div id="commentList"></div>',
        comment: '<div class="comment"><div class="subject">' +
                '</div><div class="inner"><div class="info">' +
                '<span id="infoLeft" class="left"></span><span id="infoRight" class="right">' +
                '</span></div>' +
                '<div class="content"></div></div><div class="footer"></div></div>'
    };


    $.fn.mmsComments = function(setName) {

        $.mmsComments.services.comments += setName + '&';
        $.mmsComments.services.counts += setName + '&';

        $.ajax({ url: $.mmsComments.services.counts + 'field=date',
            success: $.mmsComments.initData, dataType: 'jsonp'
        });

        return this;
    };


    $.mmsComments.initData = function(data) {

        $.mmsComments.comments = [];
        $.each(data, function(key, value) {
            for (var i = 0; i < value; i++)
                $.mmsComments.comments.push({ date: key });
        });

        $.mmsComments.comments.reverse();

        $.mmsComments.showComment(0);
        $('.preview').click($.mmsComments.previewComment);
        $('img.edit').click($.mmsComments.editComment);
        $('#country').change($.mmsComments.checkCountry);
        $.mmsComments.checkCountry();

        //Limit text fields to 100 characters
        $('.contribute input[type=text]').keyup(function() {
            this.value = this.value.substring(0, 100);
            return true;
        });
    };


    $.mmsComments.checkCountry = function() {
        $('#stateList').append($('#state option'));
        $('#state').empty().attr('disabled', 'disabled');

        if ($('#country').val() == 'United States')
            $('#state').append($('#stateList .us')).attr('disabled', '');
        else if ($('#country').val() == 'Canada')
            $('#state').append($('#stateList .canada')).attr('disabled', '');

        if ($('#state').length) $('#state').get(0).selectedIndex = 0;
    };


    $.mmsComments.editComment = function() {
        $('.contributeForm, .whoIsContributing').show();
        $('.contribute').removeClass('contributeWide');
        $('#previewComment').hide();
    };


    $.mmsComments.previewComment = function() {
        var data = $.mmsComments.getFormData();
        var errors = $.mmsComments.validateForm(data);
        if (errors.length == 0) {
            $('.errorMessage, .errors').hide();
            ntptEventTag('ev=previewComment');
            $('.contributeForm, .whoIsContributing').hide();
            $('.contribute').addClass('contributeWide');

            data.date = $.dateFormat(new Date(), "mm/dd/yyyy");
            var comment = $.mmsComments.renderComment(data);

            $('#previewComment .captchaFields img').attr('src', 'captcha.aspx?id=' + Math.random());
            $('#previewComment .subject').empty().html(comment.find('.subject').html());
            $('#previewComment .info').empty().html(comment.find('.info').html());
            $('#previewComment .content').empty().html(comment.find('.content').html());
            $('#previewComment').show();

            delete data.date;
            $('#previewComment img.submit').unbind('click').click(function() {
                $('.contributeForm .errors').html('');
                $.mmsComments.submitComment(data);
            });
        }
        else {
            var errorsList = $('.contributeForm .errors').html('');
            $('.errorMessage, .errors').show();
            $.each(errors, function(i, n) {
                errorsList.append($('<li></li>').html(n));
            });
        }
    };


    $.mmsComments.submitComment = function(data) {
        if ($('#terms').attr('checked')) {
            data['Editorial Comments'] = '';
            data['Better than Average'] = '';
            data['Best of Day'] = '';
            data['captcha'] = $('div.submit input[name=captcha]').val();
            delete data['Retype E-mail'];
            $.ajax({ url: $.mmsComments.services.comments + '_method=PUT',
                data: data, dataType: 'jsonp', success: $.mmsComments.submitted
            });
        }
        else {
            $('div.submit span.termsLine').css('backgroundColor', '#ff0').animate({
                'backgroundColor': '#fff'
            }, 1000);
        }
    };


    $.mmsComments.submitted = function(data) {
        if (data.error) {
            $('#previewComment .captchaFields img').attr('src', 'captcha.aspx?id=' + Math.random());
            $('div.submit input[name=captcha]').val('');
            $('div.submit p.error').show();
        }
        else {
            ntptEventTag('ev=submitComment');
            $('.contribute').removeClass('contributeWide');
            $('#previewComment').css('display', 'none');
            $('.contributeForm, .whoIsContributing').css('display', 'block');
            $('.contributeForm').replaceWith('<p class="thanks">Thank you for submitting your comment, which will be reviewed by the editors. We will post comments frequently through November&#160;26,&#160;2008.</p>');
        }
    };


    $.mmsComments.getFormData = function() {
        var fields = $('#contributeForm *[name]');
        var data = {};
        $.each(fields, function() {
            data[this.name] = $(this).attr('disabled') ? '' : $(this).val();
        });
        return data;
    };


    $.mmsComments.validateForm = function(data) {
        var errors = [];

        if (data['First Name'] == '')
            errors.push('You must enter your first name');
        if (data['Last Name'] == '')
            errors.push('You must enter your last name');

        var emailRegex = /^([\w\d_\.\-])+\@(([\w\d\-])+\.)+([\w\d]{2,4})+$/;
        if (data['E-mail'] == '')
            errors.push('You must enter your email');
        else if (!emailRegex.test(data['E-mail']))
            errors.push('You must enter a valid email');
        else if (data['E-mail'] != data['Retype E-mail'])
            errors.push('The email fields do not match');

        if (data['Position'] == '')
            errors.push('You must select your position');
        if (data['City'] == '')
            errors.push('You must enter your city');

        if (data['Country'] == '')
            errors.push('You must select your country');

        var stateRequired =
        $('#country').val() == 'United States' ||
        $('#country').val() == 'Canada';
        if (stateRequired && data['State / Province'] == '')
            errors.push('You must select your state');

        if (data['Title'] == '')
            errors.push('You must enter a subject');

        if (data['Disclosure'] == '')
            errors.push('You must select a Relevant Financial Association');

        if (data['Comment'] == '')
            errors.push('You must enter comment text');

        var numWords = data['Comment'].split(' ').length;
        var numChars = data['Comment'].length;

        if (numWords > $.mmsComments.WordLimit)
            errors.push('Please limit your comment to ' + $.mmsComments.WordLimit + ' words <br/><em>(you have currently entered ' + numWords + ' words)</em>');
        else if (numChars > $.mmsComments.CharLimit)
            errors.push('Please limit your comment to ' + $.mmsComments.CharLimit + ' characters <br/><em>(you have currently entered ' + numChars + ' characters)</em>');

        return errors;
    };


    $.mmsComments.showComment = function(position) {
        $.mmsComments.getComment(position, function(comment) {
            var numComments = $.mmsComments.comments.length;
            var header = $.mmsComments.renderShortHeader(comment.date, numComments);
            var commentNav = $.mmsComments.renderCommentNav(position, numComments);
            var commentList = $($.mmsComments.pages.commentList);
            var singleComment = $.mmsComments.renderComment(comment);

            commentList.append(singleComment);

            $('#comments').empty().append(header).append(commentNav).append(commentList);

            $('#comments').find('.footer').css('display', 'block');
        });
    };


    $.mmsComments.showCommentsByDate = function(date) {
        var first = -1;
        var filtered = $.grep($.mmsComments.comments, function(n, i) {
            if (new Date(n.date).getTime() == new Date(date).getTime()) {
                first = first == -1 ? i : first;
                return true;
            }
        });

        $.mmsComments.getComment(first, function(comment) {
            var numComments = $.mmsComments.comments.length;
            var header = $.mmsComments.renderLongHeader(first);
            var topCalendar = $.mmsComments.renderCalendar(date).addClass('calendarNavTop');
            var bottomCalendar = $.mmsComments.renderCalendar(date).addClass('calendarNavBottom');
            var commentList = $($.mmsComments.pages.commentList);

            $.mmsEachAsync(filtered, function() {
                commentList.append($.mmsComments.renderComment(this));
            }, null, 5, 25, function() {
                commentList.find('.comment:last').addClass('lastComment');
                commentList.find('.footer').css('display', 'none');
            });

            $('#comments').empty().append(header).append(topCalendar).append(commentList).append(bottomCalendar);

        });
    };


    $.mmsComments.renderShortHeader = function(date, numComments) {
        var header = $($.mmsComments.pages.header);
        var text = 'View All (' + numComments + ')';
        header.find('#toggleView').text(text).click(function() {
            ntptEventTag('ev=viewCommentsByDay');
            ntptEventTag('ev=expand2');
            $.mmsComments.showCommentsByDate(date);
            return false;
        });
        return header;
    };


    $.mmsComments.renderLongHeader = function(position) {
        var header = $($.mmsComments.pages.header);
        header.find('#toggleView').text('Short View').click(function() {
            ntptEventTag('ev=viewComments');

            // Add Comment Inner and remove class - 

            $.mmsComments.showComment(position);
            return false;
        });
        return header;
    };


    $.mmsComments.renderCalendar = function(date) {
        var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
        var calendar = $($.mmsComments.pages.calendar);

        var commentDates = [];
        $.each($.mmsComments.comments,
        function(i, n) { commentDates.push(new Date(n.date).getTime()); });

        commentDates = $.unique(commentDates);

        var current = new Date($.mmsComments.startDate);
        while (current <= $.mmsComments.endDate) {
            if (current.getMonth() != month) {
                var month = current.getMonth();
                var list = $('<ul></ul>');
                var monthName = $('<p></p>').text(months[month]);
                calendar.append(monthName).append(list);
            }

            var day = $.mmsComments.renderDay(new Date(current));
            if (current.getTime() == new Date(date).getTime())
                day.addClass('selected');
            else if ($.inArray(current.getTime(), commentDates) >= 0)
                day.addClass('active').hover(
                function() { $(this).addClass('hover'); },
                function() { $(this).removeClass('hover'); });
            else
                day.unbind('click');

            list.append(day);
            current = new Date(current.setDate(current.getDate() + 1));
        }

        calendar.find('li:last-child').addClass('last');
        return calendar;
    };


    $.mmsComments.renderDay = function(current) {
        return $('<li></li>').text(current.getDate()).click(
        function() { $.mmsComments.showCommentsByDate(current); });
    };


    $.mmsComments.renderComment = function(comment) {
        var singleComment = $($.mmsComments.pages.comment);
        var content = singleComment.find('.content');
        var subject = singleComment.find('.subject');

        subject.text(comment["Title"]);

        $.each(comment['Comment'].split('\n'), function(i, n) {
            if (n.length > 0) content.append($('<p></p>').text(n));
        });

        var info = singleComment.find('.info');

        if (comment['State / Province'] == '')
            var location = comment['City'] + ', ' + comment['Country'];
        else
            var location = comment['City'] + ', ' + comment['State / Province'];

        var leftSpan = singleComment.find('#infoLeft');
        var rightSpan = singleComment.find('#infoRight');

        leftSpan.html(comment['First Name'] + ' ' + comment['Last Name'] + "<br />" +
                        comment['Position'] + "<br />" +
                        "Disclosure: " + comment['Disclosure']);

        rightSpan.html(comment['Institution'] + "<br />" + location + "<br />" + $.dateFormat(comment.date, "mmmm d, yyyy"));

        return singleComment;
    };


    $.mmsComments.renderCommentNav = function(position, numComments) {
        var commentNav = $($.mmsComments.pages.commentNav);
        commentNav.find('span').text((position + 1) + ' of ' + numComments);
        if (position == 0)
            commentNav.find('#previousComment').addClass('previousDisabled');
        else
            commentNav.find('#previousComment').click(function() {
                ntptEventTag('ev=forwardScrollComments');
                $.mmsComments.showComment(position - 1);
                return false;
            });

        if (position == numComments - 1)
            commentNav.find('#nextComment').addClass('nextDisabled');
        else
            commentNav.find('#nextComment').click(function() {
                ntptEventTag('ev=backwardScrollComments');
                $.mmsComments.showComment(position + 1);
                return false;
            });

        return commentNav;
    };


    $.mmsComments.getComment = function(position, callback) {
        var comment = $.mmsComments.comments[position];
        if (comment) {
            if (comment["Title"])
                callback(comment);
            else {
                $.ajax({
                    url: $.mmsComments.services.comments + 'date=' + comment.date,
                    success: function(data) {
                        $.mmsComments.mergeComments(comment.date, data);
                        callback(comment);
                    },
                    dataType: 'jsonp'
                });
            }
        }
    };


    $.mmsComments.mergeComments = function(date, data) {
        var mergeIndex = 0;

        //Move better than avarage comments to the beginning of the array
        $.each(data.comments, function(i, n) {
            if (n['Better than Average'] == 'true') {
                data.comments.splice(i, 1);
                data.comments.splice(0, 0, n);
            }
        });

        //Move best of day comments to the beginning of the array
        $.each(data.comments, function(i, n) {
            if (n['Best of Day'] == 'true') {
                data.comments.splice(i, 1);
                data.comments.splice(0, 0, n);
            }
        });

        $.each($.mmsComments.comments, function(i, n) {
            if ($.mmsComments.comments[i].date == date)
                $.extend($.mmsComments.comments[i], data.comments[mergeIndex++]);
        });
    };

})(jQuery);