var comments_loaded = []
var replies_loaded = []
var bound_links = []

function is_in(list, item) {
    for (var i=0;i<list.length;i++) {
        if (list[i] == item) return true
    }
    return false
}

$(document).ready(function(){
        $('#pics').cycle({fx:'fade',delay: 5000,speed: 5000,random: 0});
        $("#pics").css({"display" : "block"});
        $('a.frontendadmin').each(function(){

        // Change the background color of the parent container on hover
            $(this).hover(
                function(){
                    $(this).parent().addClass('frontendadmin_container_hover');
                },
                function(){
                    $(this).parent().removeClass('frontendadmin_container_hover');
                }
            );

        // Load the frontendadmin form url into the parent container
                $(this).click(function(){
                $(this).parent().removeClass('frontendadmin_container_hover');
                        $(this).parent().load($(this).attr('href'));
                        return false;
                });

        })

        var comment_level_re = new RegExp("comment_level_(\\d+)", "")
        var comment_pk_re = new RegExp("comment_(\\d+)", "")
        
        var posted_re = new RegExp("this_is_a_comment", "g")

        function repopulate_loaded_comments() {
            
            comments_loaded = []
            
            $('.comment').each(function(){                 
                
                var classes = $(this).attr('class')
                var id = $(this).attr('id')
                
                var pk = parseInt(comment_pk_re.exec(id)[1])
                var level = parseInt(comment_level_re.exec(classes)[1])
                
                comments_loaded.push({id: id, pk: pk, level: level})
                
            })
            
        }
        
        function bind_submit(form, nxt) {
        
            var post_data = {}
            $("input[type=submit]", form).bind("mousedown", function() {
                post_data = {}
                post_data[this.name] = this.value
            })
            
            form.bind("submit", function() {
            
                var data_dict = $(":input", form).serializeArray()
                $.each(data_dict, function() {
                    post_data[this.name] = this.value
                })
                
                post_data['is_ajax'] = 1
                            
                $.post(form.attr("action"), post_data, function(data, textStatus){
                                    
                    if (posted_re.test(data)) {
                        if (nxt.hasClass('new_comment_form_wrapper')) {
                            $('#mptt-comments-tree').append(data)
                            nxt.replaceWith('<p>{% trans "Your comment was posted." %}</p>')
                        }
                        else {
                            nxt.replaceWith(data)
                            bind_replies()
                        }
                    }
                    else {
                        nxt.empty()
                        nxt.append(data)
                        nxt.slideDown("slow")
                        
                        var new_form = $("form", nxt)
                        bind_submit(new_form, nxt)
                    }
                }, "html")
                
                return false
            })
        }
        
        function bind_replies() {
                
            $('.comment_reply, .comment_new').each(function() {
            
                var reply_link = $(this)    
                var parent = reply_link.parent('p')
                
                parent.after('<div class="comment_form_wrapper"></div>')
                
                $(this).bind("click", function(e) {
                
                    $('.comment_form_wrapper').slideUp("slow")
                    
                    $.get(reply_link.attr('href') + '?is_ajax=1', function(data, textStatus){
                        var nxt = parent.next('.comment_form_wrapper')
                        nxt.empty()
                        nxt.append(data)
                        nxt.slideDown("slow")
                        
                        var form = $("form", nxt)
                        bind_submit(form, nxt)
                        
                    }, "html")
                    
                    return false
                })
            })
            
                            
            $('.comment_replies').each(function() {
            
                var replies_link = $(this)    
                
                replies_link.bind("click", function(e) {
                    
                    var href = replies_link.attr('href')
                    
                    var id = 'comment_' + (new RegExp("(\\d+)/$").exec(href)[1])
                    
                    if (!is_in(replies_loaded, id)) {
                    
                        $.get($(this).attr('href') + '?is_ajax=1', {}, function(data, textStatus){
                            
                            var comments_tree = data.comments_tree

                            if (comments_tree) {  // 
                                $('#' + id).append( comments_tree.html )
                            }
                            
                            bind_replies()
                                
                        }, "json")
                        
                        replies_loaded.push(id)
                    }
                    return false
                })
            })
            
            $('.comment_expand').each(function() {
            
                var expand_link = $(this)    
                
                var href = expand_link.attr('href')    
                var id = 'comment_' + (new RegExp("(\\d+)/$").exec(href)[1])
                
                var comment_el = $('#' + id)
                var content_el = $('.comment_content', comment_el)
                
                if (!is_in(bound_links, id)) {
                    expand_link.bind("click", function(e) {
                            
                        if (content_el.hasClass('comment_collapsed_below')) {
                            content_el.removeClass('comment_collapsed_below')
                        }
                        else {
                            if (comment_el.hasClass('comment_collapsed')) {
                                comment_el.removeClass('comment_collapsed')
                            }
                            else {
                                comment_el.addClass('comment_collapsed')
                            } 
                        }
                        return false
                    })
                
                    bound_links.push(id)
                }
                
            })
            
        }

        $('#comments_more').bind("click", function() {
            
            repopulate_loaded_comments()
            
            $.get($(this).attr('href') + '?is_ajax=1', { }, function(data, textStatus){
                
                var comments_for_update = data.comments_for_update
                
                if (comments_for_update) {
                    for (var c=0;c<comments_for_update.length;c++){
                        var append_to_id = ''
                        var comment = comments_for_update[c]
                        for (var l=0;l<comments_loaded.length;l++) {
                            var loaded_comment = comments_loaded[l]
                            if (comment.level-1 == loaded_comment.level) append_to_id = loaded_comment.id
                        }
                        $('#' + append_to_id).append(comment.html)
                        comments_loaded.push({id: 'comment_' + comment.pk, pk: comment.pk, level: comment.level})
                    }
                }
                
                var comments_tree = data.comments_tree
                
                if (comments_tree) {
                    $('#mptt-comments-tree').append(comments_tree.html)
                }
                
                repopulate_loaded_comments()
                
                var remaining_count = data.remaining_count
                if (remaining_count>0) {
                    $('#comments_more_remaining').html(remaining_count)
                    
                    var old_href = $('#comments_more').attr('href')
                    
                    $('#comments_more').attr('href', 
                        old_href.replace(new RegExp("\\d+/$"), comments_loaded[comments_loaded.length-1].pk + '/')
                    )
                }
                else {
                     $('#comments_more').parent().hide()
                }
                
               bind_replies()
                
            }, "json")
            
            return false
        })
        
        $('.new_comment_form_wrapper').each(function(){
            var nxt = $(this)
            var frm = $('form', nxt)
            bind_submit(frm, nxt) 
        })
        
        bind_replies() // intercept links        

});