/*
 |-------------------------------------------
 |	Simple Lightbox Video jQuery
 |-------------------------------------------
 |
 |
 |	Author: Pedro Marcelo
 |	Author URI: https://github.com/pedromarcelojava
 |	Plugin URI: https://github.com/pedromarcelojava/Simple-Lightbox-Video-jQuery
 |	Version: 2.0
 */

var vimeoGAJS = (window.vimeoGAJS) ? window.vimeoGAJS : {};

(function ($) {
    vimeoGAJS = {
        iframes : [],
        gaTracker : undefined,
        eventMarker : {},

        init: function () {
            vimeoGAJS.iframes = $('iframe#slvj-video-embed');

            $.each(vimeoGAJS.iframes, function (index, iframe) {
                var iframeId = $(iframe).attr('id');

                vimeoGAJS.eventMarker[iframeId] = {
                    'progress25' : false,
                    'progress50' : false,
                    'progress75' : false,
                    'videoPlayed' : false,
                    'videoPaused' : false,
                    'videoResumed' : false,
                    'videoSeeking' : false,
                    'videoCompleted' : false,
                    'timePercentComplete' : 0
                };
            });

            // Check which version of Google Analytics is used
            if (typeof ga === "function") {
                vimeoGAJS.gaTracker = 'ua'; // Universal Analytics (universal.js)
                //console.info('Universal Analytics');
            }

            if (typeof _gaq !== "undefined" && typeof _gaq.push === "function") {
                vimeoGAJS.gaTracker = 'ga'; // Classic Analytics (ga.js)
                //console.info('Classic Analytics');
            }

            if (typeof dataLayer !== "undefined" && typeof dataLayer.push === "function") {
                vimeoGAJS.gaTracker = 'gtm'; // Google Tag Manager (dataLayer)
                //console.info('Google Tag Manager');
            }

            // Listen for messages from the player
            if (window.addEventListener) {
                window.addEventListener('message', vimeoGAJS.onMessageReceived, false);
            } else {
                window.attachEvent('onmessage', vimeoGAJS.onMessageReceived, false);
            }
        },

        // Handle messages received from the player
        onMessageReceived: function(e) {
            if (e.origin.replace('https:', 'http:') !== "http://player.vimeo.com" || typeof vimeoGAJS.gaTracker === 'undefined') {
                //console.warn('Tracker is missing!');
                return;
            }

            var data = JSON.parse(e.data),
                iframeEl = $("#"+data.player_id),
                iframeId = iframeEl.attr('id');

            switch (data.event) {
                case 'ready':
                    vimeoGAJS.onReady();
                    break;

                case 'playProgress':
                    vimeoGAJS.onPlayProgress(data.data, iframeEl);
                    break;

                case 'seek':
                    if (iframeEl.data('seek') && !vimeoGAJS.eventMarker[iframeId].videoSeeking) {
                        vimeoGAJS.sendEvent(iframeEl, 'Skipped video forward or backward');
                        vimeoGAJS.eventMarker[iframeId].videoSeeking = true; // Avoid subsequent seek trackings
                    }
                    break;

                case 'play':
                    if (!vimeoGAJS.eventMarker[iframeId].videoPlayed) {
                        vimeoGAJS.sendEvent(iframeEl, 'Started video');
                        vimeoGAJS.eventMarker[iframeId].videoPlayed = true; // Avoid subsequent play trackings
                    } else if (!vimeoGAJS.eventMarker[iframeId].videoResumed && vimeoGAJS.eventMarker[iframeId].videoPaused) {
                        vimeoGAJS.sendEvent(iframeEl, 'Resumed video');
                        vimeoGAJS.eventMarker[iframeId].videoResumed = true; // Avoid subsequent resume trackings
                    }
                    break;

                case 'pause':
                    vimeoGAJS.onPause(iframeEl);
                    break;

                case 'finish':
                    if (!vimeoGAJS.eventMarker[iframeId].videoCompleted) {
                        vimeoGAJS.sendEvent(iframeEl, 'Completed video');
                        vimeoGAJS.eventMarker[iframeId].videoCompleted = true; // Avoid subsequent finish trackings
                    }
                    break;
            }
        },

        getLabel : function(iframeEl) {
            var iframeSrc = iframeEl.attr('src').split('?')[0];
            var label = iframeSrc;
            if (iframeEl.data('title')) {
                label += ' (' + iframeEl.data('title') + ')';
            } else if (iframeEl.attr('title')) {
                label += ' (' + iframeEl.attr('title') + ')';
            }
            return label;
        },

        // Helper function for sending a message to the player
        post : function (action, value, iframe) {
            var data = {
                method: action
            };

            if (value) {
                data.value = value;
            }

            // Source URL
            var iframeSrc = $(iframe).attr('src').split('?')[0];
            console.log(iframeSrc);
            iframe.contentWindow.postMessage(JSON.stringify(data), iframeSrc);
        },

        onReady :function() {
            $.each(vimeoGAJS.iframes, function(index, iframe) {
                vimeoGAJS.post('addEventListener', 'play', iframe);
                vimeoGAJS.post('addEventListener', 'seek', iframe);
                vimeoGAJS.post('addEventListener', 'pause', iframe);
                vimeoGAJS.post('addEventListener', 'finish', iframe);
                vimeoGAJS.post('addEventListener', 'playProgress', iframe);
            });
        },

        onPause: function(iframeEl) {
            var iframeId = iframeEl.attr('id');
            if (vimeoGAJS.eventMarker[iframeId].timePercentComplete < 99 && !vimeoGAJS.eventMarker[iframeId].videoPaused) {
                vimeoGAJS.sendEvent(iframeEl, 'Paused video');
                vimeoGAJS.eventMarker[iframeId].videoPaused = true; // Avoid subsequent pause trackings
            }
        },

        // Tracking video progress
        onPlayProgress: function(data, iframeEl) {
            var progress,
                iframeId = iframeEl.attr('id');
            vimeoGAJS.eventMarker[iframeId].timePercentComplete = Math.round((data.percent) * 100); // Round to a whole number

            if (!iframeEl.data('progress')) {
                return;
            }

            if (vimeoGAJS.eventMarker[iframeId].timePercentComplete > 24 && !vimeoGAJS.eventMarker[iframeId].progress25) {
                progress = 'Played video: 25%';
                vimeoGAJS.eventMarker[iframeId].progress25 = true;
            }

            if (vimeoGAJS.eventMarker[iframeId].timePercentComplete > 49 && !vimeoGAJS.eventMarker[iframeId].progress50) {
                progress = 'Played video: 50%';
                vimeoGAJS.eventMarker[iframeId].progress50 = true;
            }

            if (vimeoGAJS.eventMarker[iframeId].timePercentComplete > 74 && !vimeoGAJS.eventMarker[iframeId].progress75) {
                progress = 'Played video: 75%';
                vimeoGAJS.eventMarker[iframeId].progress75 = true;
            }

            if (progress) {
                vimeoGAJS.sendEvent(iframeEl, progress);
            }
        },

        // Send event to Classic Analytics, Universal Analytics or Google Tag Manager
        sendEvent: function (iframeEl, action) {
            var bounce = iframeEl.data('bounce');
            var label = vimeoGAJS.getLabel(iframeEl);

            switch (vimeoGAJS.gaTracker) {
                case 'gtm':
                    dataLayer.push({'event': 'Vimeo', 'eventCategory': 'Vimeo', 'eventAction': action, 'eventLabel': label, 'eventValue': undefined, 'eventNonInteraction': (bounce) ? false : true });
                    break;

                case 'ua':
                    ga('send', 'event', 'Vimeo', action, label, undefined, {'nonInteraction': (bounce) ? 0 : 1});
                    break;

                case 'ga':
                    _gaq.push(['_trackEvent', 'Vimeo', action, label, undefined, (bounce) ? false : true]);
                    break;
            }
        }
    };

    $.extend(
        $.fn, {
            simpleLightboxVideo: function () {
                var defaults = {
                    delayAnimation: 300,
                    keyCodeClose: 27
                };

                $.simpleLightboxVideo.vars = $.extend({}, defaults);

                var video = this;

                video.click(
                    function () {
                        if (window.innerHeight > 540) {
                            var margintop = (window.innerHeight - 540) / 2;
                        }
                        else {
                            var margintop = 0;
                        }

                        var ifr = '<iframe src="" width="640" height="480" id="slvj-video-embed" style="border:0;" data-progress="true" data-seek="true" data-bounce="true"></iframe>';
                        var close = '<div id="slvj-close-icon"></div>';
                        var lightbox = '<div class="slvj-lightbox" style="margin-top:' + margintop + 'px">';
                        var back = '<div id="slvj-back-lightbox">';
                        var bclo = '<div id="slvj-background-close"></div>';
                        var win = '<div id="slvj-window">';
                        var end = '</div></div></div>';

                        $('body').append(win + bclo + back + lightbox + close + ifr + end);
                        $('#slvj-window').hide();

                        if ($(this).data('videosite') == "youtube") {
                            var url = 'https://www.youtube.com/embed/' + $(this).data('videoid') + '?autoplay=1';
                        } else if ($(this).data('videosite') == "vimeo") {
                            var url = 'https://player.vimeo.com/video/' + $(this).data('videoid') + '?autoplay=1&api=1&player_id=slvj-video-embed';
                        }

                        $('#slvj-window').fadeIn();
                        $('#slvj-video-embed').attr('src', url);

                        $('#slvj-close-icon').click(
                            function () {
                                $('#slvj-window').fadeOut(
                                    $.simpleLightboxVideo.vars.delayAnimation, function () {
                                        $(this).remove();
                                    }
                                );
                            }
                        );

                        $('#slvj-background-close').click(
                            function () {
                                $('#slvj-window').fadeOut(
                                    $.simpleLightboxVideo.vars.delayAnimation, function () {
                                        $(this).remove();
                                    }
                                );
                            }
                        );

                        vimeoGAJS.init();

                        return false;
                    }
                );

                $(document).keyup(
                    function (e) {
                        if (e.keyCode == 27) {
                            $('#slvj-window').fadeOut(
                                $.simpleLightboxVideo.vars.delayAnimation, function () {
                                    $(this).remove();
                                }
                            );
                        }
                    }
                );

                $(window).resize(
                    function () {
                        if (window.innerHeight > 540) {
                            var margintop = (window.innerHeight - 540) / 2;
                        }
                        else {
                            var margintop = 0;
                        }

                        $('.slvj-lightbox').css(
                            {
                                marginTop: margintop + 'px'
                            }
                        );
                    }
                );

                return false;
            }
        }
    );
})(jQuery);

(function ($) {
    $.simpleLightboxVideo = function (options, video) {
        return $(video).simpleLightboxVideo();
    }
})(jQuery);