/**
 * Javascript code for AnsPress fontend
 * @since 2.0
 * @package AnsPress
 * @author Rahul Aryan
 * @license GPL 2+
 */
(function($) {
    /* on start */
    $(function() {
        /* create document */
        AnsPress.site = new AnsPress.site();
        /* need to call init manually with $ */
        AnsPress.site.initialize();
    });
    /* namespace */
    window.AnsPress = {};
    AnsPress.site = function() {};
    AnsPress.site.prototype = {
        /** Initalize the class */
        initialize: function() {
            ApSite = this;
            this.ajax_id = new Object();
            this.loading = new Object();
            this.errors;
            this.ajaxData;
            this.afterAjaxComplete();
            this.appendFormError();
            this.appendMessageBox();
            this.ap_comment_form();
            this.afterPostingAnswer();
            this.suggest_similar_questions();
            this.ap_ajax_form();
            this.load_comment_form();
            this.delete_comment();
            this.ap_subscribe();
            this.vote();
            this.select_answer();
            this.ap_delete_post();
            this.ap_upload_field();
        },
        doAjax: function(query, success, context, before, abort) {
            /** Shorthand method for calling ajax */
            context = typeof context !== 'undefined' ? context : false;
            success = typeof success !== 'undefined' ? success : false;
            before = typeof before !== 'undefined' ? before : false;
            abort = typeof abort !== 'undefined' ? abort : false;
            var action = apGetValueFromStr(query, 'ap_ajax_action');
            if (abort && (typeof ApSite.ajax_id[action] !== 'undefined')) {
                ApSite.ajax_id[action].abort();
            }
            var req = $.ajax({
                type: 'POST',
                url: ajaxurl,
                data: query,
                beforeSend: before,
                success: success,
                dataType: 'json',
                context: context,
            });
            ApSite.ajax_id[action] = req;
            return req;
        },
        doAction: function(action) {
            var self = this;
            var action = typeof action !== 'undefined' ? '[data-action="' + action + '"]' : '[data-action]';
            var actions = new Object();
            $(action).each(function(i) {
                var action = $(this).attr('data-action');
                if (typeof actions[action] !== 'undefined') return;
                actions[action] = '1';
                //if (typeof self[action] === 'function')
                self[action]('[data-action="' + action + '"]');
                /*else
				console.log('No "'+action+'" method found in AnsPress.site{}');*/
            });
        },
        /**
         * Process to run after completing an ajax request
         * @return {void}
         * @since 2.0
         */
        afterAjaxComplete: function() {
            $(document).ajaxComplete(function(event, data, settings) {
                if (typeof data !== 'undefined' && typeof data.responseJSON !== 'undefined' && typeof data.responseJSON.ap_responce !== 'undefined') {
                    var data = data.responseJSON;
                    if (typeof data.message !== 'undefined') {
                        var type = typeof data.message_type === 'undefined' ? 'success' : data.message_type;
                        ApSite.addMessage(data.message, type);
                        
                        if(typeof grecaptcha !== 'undefined' && data.message_type !== 'success')
                            grecaptcha.reset(widgetId1);
                    }
                    $(document).trigger('ap_after_ajax', data);
                    if (typeof data.do !=='undefined' &&
                        typeof ApSite[data.do] === 'function') ApSite[data.do](data);
                    if (typeof data.view !== 'undefined') {
                        $.each(data.view, function(i, view) {
                            $('[data-view="' + i + '"]').text(view);
                            if (view !== 0) $('[data-view="' + i + '"]').removeClass('ap-view-count-0');
                        });
                    }
                }
                
            });
        },

        uniqueId: function() {
            return $('.ap-uid').length;
        },
        showLoading: function(elm) {
            var uid = this.uniqueId();
            var el = $('<div class="ap-loading-icon ap-uid" id="apuid-' + uid + '"><i class="apicon-sync"><i></div>');
            $('body').append(el);
            var offset = $(elm).offset();
            var height = $(elm).outerHeight();
            var width = $(elm).outerWidth();
            el.css({
                top: offset.top,
                left: offset.left,
                height: height,
                width: width
            });
            $(elm).data('loading', '#apuid-' + uid);

            return '#apuid-' + uid;
        },
        hideLoading: function(elm) {
            $($(elm).data('loading')).hide();
        },
        suggest_similar_questions: function() {
            $('[data-action="suggest_similar_questions"]').on('keyup', function() {
                if ($.trim($(this).val()) == '') return;
                ApSite.doAjax(apAjaxData('ap_ajax_action=suggest_similar_questions&value=' + $(this).val()), function(data) {
                    if (typeof data['html'] !== 'undefined') $('#similar_suggestions').html(data['html']);
                }, this, false, true);
            });
        },
        ap_ajax_form: function() {
            $('body').delegate('[data-action="ap_ajax_form"]', 'submit', function() {
                if (typeof tinyMCE !== 'undefined') tinyMCE.triggerSave();
                ApSite.doAjax(apAjaxData($(this).formSerialize()), function(data) {
                    if (typeof tinyMCE !== 'undefined' && typeof data.type !== 'undefined' && data.type == 'success') tinyMCE.activeEditor.setContent('');
                }, this);
                return false;
            })
        },
        appendFormError: function() {
            $(document).on('ap_after_ajax', function(e, data) {
                if (typeof data.errors !== 'undefined') {
                    ApSite.clearFormErrors(data.form);
                    $.each(data.errors, function(i, message) {
                        var parent = $('#' + data.form).find('#' + i).closest('.ap-form-fields');
                        parent.addClass('ap-have-error');
                        ApSite.helpBlock(parent, message);
                    });
                }
            });
        },
        helpBlock: function(elm, message) {
            /* remove existing help block */
            if ($(elm).find('.ap-form-error-message').length > 0) $(elm).find('.ap-form-error-message').remove();
            $(elm).append('<p class="ap-form-error-message">' + message + '</p>');
        },
        clearFormErrors: function(form) {
            var elm = $('#' + form).find('.ap-have-error');
            elm.find('.ap-form-error-message').remove();
            elm.removeClass('ap-have-error');
        },
        appendMessageBox: function() {
            if ($('#ap-notify').length == '0') $('body').append('<div id="ap-notify"></div>');
        },
        addMessage: function(message, type) {
            var icon = aplang[type];
            $('<div class="ap-notify-item ' + type + '"><i class="' + icon + '"></i>' + message + '</div>').appendTo('#ap-notify').animate({
                'margin-left': 0
            }, 500).delay(5000).fadeOut(200);
        },
        redirect: function(data) {
            console.log(typeof data.redirect_to !== 'undefined');
            if (typeof data.redirect_to !== 'undefined') window.location.replace(data.redirect_to);
        },
        reload: function(data) {
            location.reload();
        },
        append: function(data) {
            if (typeof data.container !== 'undefined') $(data.container).append(data.html);
        },
        updateHtml: function(data) {
            if (typeof data.container !== 'undefined') $(data.container).html(data.html);
        },
        clearForm: function(data) {
            if (typeof tinyMCE !== 'undefined') 
                tinyMCE.activeEditor.setContent('');
        },
        load_comment_form: function() {
            $('body').delegate('[data-action="load_comment_form"]', 'click', function(e) {
                e.preventDefault();
                ApSite.showLoading(this);
                var q = $(this).attr('data-query');
                ApSite.doAjax(apAjaxData(q), function(data) {
                    ApSite.hideLoading(this);
                    var button = $(this);

                    if ($(data.html).is('.ap-comment-block')) {
                    	var c = button.closest('.ap-q-inner');
                    	c.find('.ap-comment-block').remove();
                        c.append(data.html);
                     } else {
                        $('.ap-comment-form').remove();
                        $(this).closest('.ap-q-inner').append(data.html);
                    }
                    
                    if ($(data.container).length > 0) $('html, body').animate({
                        scrollTop: ($(data.container).offset().top) - 150
                    }, 500);

                    jQuery('textarea.autogrow, textarea#post_content').keyup();
                    
                    if (typeof button.attr('data-toggle') !== 'undefined') $(button.attr('data-toggle')).hide();
                    $('#ap-comment-textarea').focus();
                    $(button.attr('href')).addClass('have-comments').removeClass('no-comment');
                }, this, false, true);
            });
        },
        ap_comment_form: function() {
            $('body').delegate('#ap-commentform', 'submit', function() {
                if (typeof tinyMCE !== 'undefined') tinyMCE.triggerSave();
                ApSite.doAjax(apAjaxData($(this).formSerialize()), function(data) {
                    if (data['action'] == 'new_comment' && data['message_type'] == 'success') {
                        $('#comments-' + data['comment_post_ID'] + ' ul.ap-commentlist').append($(data['html']).hide().slideDown(100));
                    } else if (data['action'] == 'edit_comment' && data['message_type'] == 'success') {
                        $('#li-comment-' + data.comment_ID).replaceWith($(data['html']).hide().slideDown(100));
                        $('.ap-comment-form').remove();
                    }
                    $(this)[0].reset();
                    $('.ap-comment-form').fadeOut(200, function() {
                        $(this).remove()
                    });
                }, this);
                return false;
            })
        },
        delete_comment: function() {
            $('body').delegate('[data-action="delete_comment"]', 'click', function(e) {
                e.preventDefault();
                var q = $(this).attr('data-query');
                ApSite.doAjax(apAjaxData(q), function(data) {
                    if (typeof $(this).attr('data-toggle') !== 'undefined' && data.message_type == 'success') $($(this).attr('data-toggle')).hide();
                }, this, false, true);
            });
        },
        ap_subscribe: function() {
            $('[data-action="ap_subscribe"]').click(function(e) {
                e.preventDefault();
                var q = $(this).attr('data-query');
                ApSite.doAjax(apAjaxData(q), function(data) {
                    if (data.action == 'subscribed') {
                        $(this).addClass('active');
                        $(this).closest('.ap-subscribe').addClass('active');
                    } else {
                        $(this).removeClass('active');
                        $(this).closest('.ap-subscribe').removeClass('active');
                    }
                }, this, function() {
                    $(this).closest('.ap-subscribe').toggleClass('active');
                });
            });
        },
        vote: function() {
            $('body').delegate('[data-action="vote"] a', 'click', function(e) {
                e.preventDefault();
                var q = $(this).attr('data-query');
                ApSite.doAjax(apAjaxData(q), function(data) {
                    var vote_c = $(this).parent();
                    vote_c.find('.ap-vote-fade').remove();
                    if (typeof data['action'] !== 'undefined' && data['action'] == 'voted' || data['action'] == 'undo') {
                        if (data['action'] == 'voted') {
                            $(this).addClass('voted');
                            if (data['type'] == 'vote_up') vote_c.find('.vote-down').addClass('disable');
                            if (data['type'] == 'vote_down') vote_c.find('.vote-up').addClass('disable');
                            $(this).trigger('voted', data);
                        } else if (data['action'] == 'undo') {
                            $(this).removeClass('voted');
                            if (data['type'] == 'vote_up') vote_c.find('.vote-down').removeClass('disable');
                            if (data['type'] == 'vote_down') vote_c.find('.vote-up').removeClass('disable');
                            $(this).trigger('undo_vote', data);
                        }
                        vote_c.find('.net-vote-count').text(data['count']);
                    }
                }, this, false);
            });
        },
        afterPostingAnswer: function() {
            $(document).on('ap_after_ajax', function(e, data) {
                if (typeof data.action !== 'undefined' && data.action == 'new_answer') {
                    if ($('#answers').length === 0) {
                        $('#question').after($(data['html']));
                        $(data['div_id']).hide();
                    } else $('#answers').append($(data['html']).hide());
                    $(data.div_id).slideDown(500);
                }
            });
        },
        select_answer: function() {
            $('body').delegate('[data-action="select_answer"]', 'click', function(e) {
                e.preventDefault();
                var q = $(this).attr('data-query');
                ApSite.doAjax(apAjaxData(q));
            });
        },
        ap_delete_post: function() {
            $('body').delegate('[data-action="ap_delete_post"]', 'click', function(e) {
                e.preventDefault();
                var q = $(this).attr('data-query');
                ApSite.doAjax(apAjaxData(q), function(data) {
                    if (typeof data.action !== 'undefined' && data.action == 'delete_answer') $(data.div_id).slideUp(500).fadeOut(300, function() {
                        $(this).remove();
                    })
                }, this, false);
            });
        },
        ap_upload_field: function() {
            var self = this;
            var form
            $('[data-action="ap_upload_field"]').change(function() {
                $(this).closest('form').submit();
            });
            $('[data-action="ap_upload_form"]').submit(function() {
                $(this).ajaxSubmit({
                    success: function(data) {
                        $('body').trigger('uploadForm', data);
                    },
                    url: ajaxurl,
                    dataType: 'json'
                });
                return false
            });
        }
    }
})(jQuery);

function apAjaxData(param) {
    param = param + '&action=ap_ajax';
    return param;
}

function apQueryStringToJSON(string) {
    var pairs = string.split('&');
    var result = {};
    pairs.forEach(function(pair) {
        pair = pair.split('=');
        result[pair[0]] = encodeURIComponent(pair[1] || '');
    });
    return JSON.parse(JSON.stringify(result));
}

function apGetValueFromStr(q, name) {
    name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
    var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
        results = regex.exec(q);
    return results == null ? false : decodeURIComponent(results[1].replace(/\+/g, " "));
}