;
(function ($, window, document, undefined) {
    'use strict';

    Foundation.libs.reveal = {
        name: 'reveal',

        version: '5.5.0',

        locked: false,

        settings: {
            animation: 'fadeAndPop',
            animation_speed: 250,
            close_on_background_click: true,
            close_on_esc: true,
            dismiss_modal_class: 'close-reveal-modal',
            bg_class: 'reveal-modal-bg',
            bg_root_element: 'body',
            root_element: 'body',
            open: function () {
            },
            opened: function () {
            },
            close: function () {
            },
            closed: function () {
            },
            bg: $('.reveal-modal-bg'),
            css: {
                open: {
                    'opacity': 0,
                    'visibility': 'visible',
                    'display': 'block'
                },
                close: {
                    'opacity': 1,
                    'visibility': 'hidden',
                    'display': 'none'
                }
            }
        },

        init: function (scope, method, options) {
            $.extend(true, this.settings, method, options);
            this.bindings(method, options);
        },

        events: function (scope) {
            var self = this,
                S = self.S;

            S(this.scope)
                .off('.reveal')
                .on('click.fndtn.reveal', '[' + this.add_namespace('data-reveal-id') + ']:not([disabled])', function (e) {
                    e.preventDefault();

                    if (!self.locked) {
                        var element = S(this),
                            ajax = element.data(self.data_attr('reveal-ajax'));

                        self.locked = true;

                        if (typeof ajax === 'undefined') {
                            self.open.call(self, element);
                        } else {
                            var url = ajax === true ? element.attr('href') : ajax;

                            self.open.call(self, element, {url: url});
                        }
                    }
                });

            S(document)
                .on('click.fndtn.reveal', this.close_targets(), function (e) {

                    e.preventDefault();

                    if (!self.locked) {
                        var settings = S('[' + self.attr_name() + '].open').data(self.attr_name(true) + '-init') || self.settings,
                            bg_clicked = S(e.target)[0] === S('.' + settings.bg_class)[0];

                        if (bg_clicked) {
                            if (settings.close_on_background_click) {
                                e.stopPropagation();
                            } else {
                                return;
                            }
                        }

                        self.locked = true;
                        self.close.call(self, bg_clicked ? S('[' + self.attr_name() + '].open') : S(this).closest('[' + self.attr_name() + ']'));
                    }
                });

            if (S('[' + self.attr_name() + ']', this.scope).length > 0) {
                S(this.scope)
                    // .off('.reveal')
                    .on('open.fndtn.reveal', this.settings.open)
                    .on('opened.fndtn.reveal', this.settings.opened)
                    .on('opened.fndtn.reveal', this.open_video)
                    .on('close.fndtn.reveal', this.settings.close)
                    .on('closed.fndtn.reveal', this.settings.closed)
                    .on('closed.fndtn.reveal', this.close_video);
            } else {
                S(this.scope)
                    // .off('.reveal')
                    .on('open.fndtn.reveal', '[' + self.attr_name() + ']', this.settings.open)
                    .on('opened.fndtn.reveal', '[' + self.attr_name() + ']', this.settings.opened)
                    .on('opened.fndtn.reveal', '[' + self.attr_name() + ']', this.open_video)
                    .on('close.fndtn.reveal', '[' + self.attr_name() + ']', this.settings.close)
                    .on('closed.fndtn.reveal', '[' + self.attr_name() + ']', this.settings.closed)
                    .on('closed.fndtn.reveal', '[' + self.attr_name() + ']', this.close_video);
            }

            return true;
        },

        // PATCH #3: turning on key up capture only when a reveal window is open
        key_up_on: function (scope) {
            var self = this;

            // PATCH #1: fixing multiple keyup event trigger from single key press
            self.S('body').off('keyup.fndtn.reveal').on('keyup.fndtn.reveal', function (event) {
                var open_modal = self.S('[' + self.attr_name() + '].open'),
                    settings = open_modal.data(self.attr_name(true) + '-init') || self.settings;
                // PATCH #2: making sure that the close event can be called only while unlocked,
                //           so that multiple keyup.fndtn.reveal events don't prevent clean closing of the reveal window.
                if (settings && event.which === 27 && settings.close_on_esc && !self.locked) { // 27 is the keycode for the Escape key
                    self.close.call(self, open_modal);
                }
            });

            return true;
        },

        // PATCH #3: turning on key up capture only when a reveal window is open
        key_up_off: function (scope) {
            this.S('body').off('keyup.fndtn.reveal');
            return true;
        },


        open: function (target, ajax_settings) {
            var self = this,
                modal;

            if (target) {
                if (typeof target.selector !== 'undefined') {
                    // Find the named node; only use the first one found, since the rest of the code assumes there's only one node
                    modal = self.S('#' + target.data(self.data_attr('reveal-id'))).first();
                } else {
                    modal = self.S(this.scope);

                    ajax_settings = target;
                }
            } else {
                modal = self.S(this.scope);
            }

            var settings = modal.data(self.attr_name(true) + '-init');
            settings = settings || this.settings;


            if (modal.hasClass('open') && target.attr('data-reveal-id') == modal.attr('id')) {
                return self.close(modal);
            }

            if (!modal.hasClass('open')) {
                var open_modal = self.S('[' + self.attr_name() + '].open');

                if (typeof modal.data('css-top') === 'undefined') {
                    modal.data('css-top', parseInt(modal.css('top'), 10))
                        .data('offset', this.cache_offset(modal));
                }

                this.key_up_on(modal);    // PATCH #3: turning on key up capture only when a reveal window is open
                modal.trigger('open').trigger('open.fndtn.reveal');

                if (open_modal.length < 1) {
                    this.toggle_bg(modal, true);
                }

                if (typeof ajax_settings === 'string') {
                    ajax_settings = {
                        url: ajax_settings
                    };
                }

                if (typeof ajax_settings === 'undefined' || !ajax_settings.url) {
                    if (open_modal.length > 0) {
                        this.hide(open_modal, settings.css.close);
                    }

                    this.show(modal, settings.css.open);
                } else {
                    var old_success = typeof ajax_settings.success !== 'undefined' ? ajax_settings.success : null;

                    $.extend(ajax_settings, {
                        success: function (data, textStatus, jqXHR) {
                            if ($.isFunction(old_success)) {
                                var result = old_success(data, textStatus, jqXHR);
                                if (typeof result == 'string') data = result;
                            }

                            modal.html(data);
                            self.S(modal).foundation('section', 'reflow');
                            self.S(modal).children().foundation();

                            if (open_modal.length > 0) {
                                self.hide(open_modal, settings.css.close);
                            }
                            self.show(modal, settings.css.open);
                        }
                    });

                    $.ajax(ajax_settings);
                }
            }
            self.S(window).trigger('resize');
        },

        close: function (modal) {
            var modal = modal && modal.length ? modal : this.S(this.scope),
                open_modals = this.S('[' + this.attr_name() + '].open'),
                settings = modal.data(this.attr_name(true) + '-init') || this.settings;

            if (open_modals.length > 0) {
                this.locked = true;
                this.key_up_off(modal);   // PATCH #3: turning on key up capture only when a reveal window is open
                modal.trigger('close').trigger('close.fndtn.reveal');
                this.toggle_bg(modal, false);
                this.hide(open_modals, settings.css.close, settings);
            }
        },

        close_targets: function () {
            var base = '.' + this.settings.dismiss_modal_class;

            if (this.settings.close_on_background_click) {
                return base + ', .' + this.settings.bg_class;
            }

            return base;
        },

        toggle_bg: function (el, modal, state) {
            var settings = el.data(this.attr_name(true) + '-init') || this.settings,
                bg_root_element = settings.bg_root_element; // Adding option to specify the background root element fixes scrolling issue

            if (this.S('.' + this.settings.bg_class).length === 0) {
                this.settings.bg = $('<div />', {'class': this.settings.bg_class})
                    .appendTo(bg_root_element).hide();
            }

            var visible = this.settings.bg.filter(':visible').length > 0;
            if (state != visible) {
                if (state == undefined ? visible : !state) {
                    this.hide(this.settings.bg);
                } else {
                    this.show(this.settings.bg);
                }
            }
        },

        show: function (el, css) {
            // is modal
            if (css) {
                var settings = el.data(this.attr_name(true) + '-init') || this.settings,
                    root_element = settings.root_element;

                if (el.parent(root_element).length === 0) {
                    var placeholder = el.wrap('<div style="display: none;" />').parent();

                    el.on('closed.fndtn.reveal.wrapped', function () {
                        el.detach().appendTo(placeholder);
                        el.unwrap().unbind('closed.fndtn.reveal.wrapped');
                    });

                    el.detach().appendTo(root_element);
                }

                var animData = getAnimationData(settings.animation);
                if (!animData.animate) {
                    this.locked = false;
                }
                if (animData.pop) {
                    css.top = $(root_element).scrollTop() - el.data('offset') + 'px'; //adding root_element instead of window for scrolling offset if modal trigger is below the fold
                    var end_css = {
                        top: $(root_element).scrollTop() + el.data('css-top') + 'px', //adding root_element instead of window for scrolling offset if modal trigger is below the fold
                        opacity: 1
                    };

                    return setTimeout(function () {
                        return el
                            .css(css)
                            .animate(end_css, settings.animation_speed, 'linear', function () {
                                this.locked = false;
                                el.trigger('opened').trigger('opened.fndtn.reveal');
                            }.bind(this))
                            .addClass('open');
                    }.bind(this), settings.animation_speed / 2);
                }

                if (animData.fade) {
                    css.top = $(root_element).scrollTop() + el.data('css-top') + 'px'; //adding root_element instead of window for scrolling offset if modal trigger is below the fold
                    var end_css = {opacity: 1};

                    return setTimeout(function () {
                        return el
                            .css(css)
                            .animate(end_css, settings.animation_speed, 'linear', function () {
                                this.locked = false;
                                el.trigger('opened').trigger('opened.fndtn.reveal');
                            }.bind(this))
                            .addClass('open');
                    }.bind(this), settings.animation_speed / 2);
                }

                return el.css(css).show().css({opacity: 1}).addClass('open').trigger('opened').trigger('opened.fndtn.reveal');
            }

            var settings = this.settings;

            // should we animate the background?
            if (getAnimationData(settings.animation).fade) {
                return el.fadeIn(settings.animation_speed / 2);
            }

            this.locked = false;

            return el.show();
        },

        hide: function (el, css) {
            // is modal
            if (css) {
                var settings = el.data(this.attr_name(true) + '-init') || this.settings,
                    root_element = settings.root_element;

                var animData = getAnimationData(settings.animation);
                if (!animData.animate) {
                    this.locked = false;
                }
                if (animData.pop) {
                    var end_css = {
                        top: -$(root_element).scrollTop() - el.data('offset') + 'px', //adding root_element instead of window for scrolling offset if modal trigger is below the fold
                        opacity: 0
                    };

                    return setTimeout(function () {
                        return el
                            .animate(end_css, settings.animation_speed, 'linear', function () {
                                this.locked = false;
                                el.css(css).trigger('closed').trigger('closed.fndtn.reveal');
                            }.bind(this))
                            .removeClass('open');
                    }.bind(this), settings.animation_speed / 2);
                }

                if (animData.fade) {
                    var end_css = {opacity: 0};

                    return setTimeout(function () {
                        return el
                            .animate(end_css, settings.animation_speed, 'linear', function () {
                                this.locked = false;
                                el.css(css).trigger('closed').trigger('closed.fndtn.reveal');
                            }.bind(this))
                            .removeClass('open');
                    }.bind(this), settings.animation_speed / 2);
                }

                return el.hide().css(css).removeClass('open').trigger('closed').trigger('closed.fndtn.reveal');
            }

            var settings = this.settings;

            // should we animate the background?
            if (getAnimationData(settings.animation).fade) {
                return el.fadeOut(settings.animation_speed / 2);
            }

            return el.hide();
        },

        close_video: function (e) {
            var video = $('.flex-video', e.target),
                iframe = $('iframe', video);

            if (iframe.length > 0) {
                iframe.attr('data-src', iframe[0].src);
                iframe.attr('src', iframe.attr('src'));
                video.hide();
            }
        },

        open_video: function (e) {
            var video = $('.flex-video', e.target),
                iframe = video.find('iframe');

            if (iframe.length > 0) {
                var data_src = iframe.attr('data-src');
                if (typeof data_src === 'string') {
                    iframe[0].src = iframe.attr('data-src');
                } else {
                    var src = iframe[0].src;
                    iframe[0].src = undefined;
                    iframe[0].src = src;
                }
                video.show();
            }
        },

        data_attr: function (str) {
            if (this.namespace.length > 0) {
                return this.namespace + '-' + str;
            }

            return str;
        },

        cache_offset: function (modal) {
            var offset = modal.show().height() + parseInt(modal.css('top'), 10);

            modal.hide();

            return offset;
        },

        off: function () {
            $(this.scope).off('.fndtn.reveal');
        },

        reflow: function () {
        }
    };

    /*
     * getAnimationData('popAndFade') // {animate: true,  pop: true,  fade: true}
     * getAnimationData('fade')       // {animate: true,  pop: false, fade: true}
     * getAnimationData('pop')        // {animate: true,  pop: true,  fade: false}
     * getAnimationData('foo')        // {animate: false, pop: false, fade: false}
     * getAnimationData(null)         // {animate: false, pop: false, fade: false}
     */
    function getAnimationData(str) {
        var fade = /fade/i.test(str);
        var pop = /pop/i.test(str);
        return {
            animate: fade || pop,
            pop: pop,
            fade: fade
        };
    }
}(jQuery, window, window.document));
