"use strict";
/**
 * Video module for lightGallery
 * Supports HTML5, YouTube, Vimeo, wistia videos
 *
 *
 * @ref Wistia
 * https://wistia.com/support/integrations/wordpress(How to get url)
 * https://wistia.com/support/developers/embed-options#using-embed-options
 * https://wistia.com/support/developers/player-api
 * https://wistia.com/support/developers/construct-an-embed-code
 * http://jsfiddle.net/xvnm7xLm/
 * https://developer.mozilla.org/en-US/docs/Web/HTML/Element/video
 * https://wistia.com/support/embed-and-share/sharing-videos
 * https://private-sharing.wistia.com/medias/mwhrulrucj
 *
 * @ref Youtube
 * https://developers.google.com/youtube/player_parameters#enablejsapi
 * https://developers.google.com/youtube/iframe_api_reference
 * https://developer.chrome.com/blog/autoplay/#iframe-delegation
 *
 */
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
Object.defineProperty(exports, "__esModule", { value: true });
var lg_video_settings_1 = require("./lg-video-settings");
var lg_events_1 = require("../../lg-events");
function param(obj) {
    return Object.keys(obj)
        .map(function (k) {
        return encodeURIComponent(k) + '=' + encodeURIComponent(obj[k]);
    })
        .join('&');
}
var Video = /** @class */ (function () {
    function Video(instance) {
        // get lightGallery core plugin instance
        this.core = instance;
        this.settings = __assign(__assign({}, lg_video_settings_1.videoSettings), this.core.settings);
        return this;
    }
    Video.prototype.init = function () {
        var _this = this;
        /**
         * Event triggered when video url found without poster
         * Append video HTML
         * Play if autoplayFirstVideo is true
         */
        this.core.LGel.on(lg_events_1.lGEvents.hasVideo + ".video", this.onHasVideo.bind(this));
        this.core.LGel.on(lg_events_1.lGEvents.posterClick + ".video", function () {
            var $el = _this.core.getSlideItem(_this.core.index);
            _this.loadVideoOnPosterClick($el);
        });
        this.core.LGel.on(lg_events_1.lGEvents.slideItemLoad + ".video", this.onSlideItemLoad.bind(this));
        // @desc fired immediately before each slide transition.
        this.core.LGel.on(lg_events_1.lGEvents.beforeSlide + ".video", this.onBeforeSlide.bind(this));
        // @desc fired immediately after each slide transition.
        this.core.LGel.on(lg_events_1.lGEvents.afterSlide + ".video", this.onAfterSlide.bind(this));
    };
    /**
     * @desc Event triggered when a slide is completely loaded
     *
     * @param {Event} event - lightGalley custom event
     */
    Video.prototype.onSlideItemLoad = function (event) {
        var _this = this;
        var _a = event.detail, isFirstSlide = _a.isFirstSlide, index = _a.index;
        // Should check the active slide as well as user may have moved to different slide before the first slide is loaded
        if (this.settings.autoplayFirstVideo &&
            isFirstSlide &&
            index === this.core.index) {
            // Delay is just for the transition effect on video load
            setTimeout(function () {
                var currentGalleryItem = _this.core.galleryItems[index];
                var poster = currentGalleryItem.poster;
                if (poster) {
                    var $slide = _this.core.getSlideItem(index);
                    _this.loadVideoOnPosterClick($slide);
                }
                else {
                    _this.playVideo(index);
                }
            }, 200);
        }
    };
    /**
     * @desc Event triggered when video url or poster found
     * Append video HTML is poster is not given
     * Play if autoplayFirstVideo is true
     *
     * @param {Event} event - Javascript Event object.
     */
    Video.prototype.onHasVideo = function (event) {
        var _a = event.detail, index = _a.index, src = _a.src, html5Video = _a.html5Video, hasPoster = _a.hasPoster;
        if (!hasPoster) {
            // All functions are called separately if poster exist in loadVideoOnPosterClick function
            this.appendVideos(this.core.getSlideItem(index), {
                src: src,
                addClass: 'lg-object',
                index: index,
                html5Video: html5Video,
            });
            // Automatically navigate to next slide once video reaches the end.
            this.gotoNextSlideOnVideoEnd(src, index);
        }
    };
    /**
     * @desc fired immediately before each slide transition.
     * Pause the previous video
     * Hide the download button if the slide contains YouTube, Vimeo, or Wistia videos.
     *
     * @param {Event} event - Javascript Event object.
     * @param {number} prevIndex - Previous index of the slide.
     * @param {number} index - Current index of the slide
     */
    Video.prototype.onBeforeSlide = function (event) {
        if (this.core.lGalleryOn) {
            var prevIndex = event.detail.prevIndex;
            this.pauseVideo(prevIndex);
        }
    };
    /**
     * @desc fired immediately after each slide transition.
     * Play video if autoplayVideoOnSlide option is enabled.
     *
     * @param {Event} event - Javascript Event object.
     * @param {number} prevIndex - Previous index of the slide.
     * @param {number} index - Current index of the slide
     * @todo should check on onSlideLoad as well if video is not loaded on after slide
     */
    Video.prototype.onAfterSlide = function (event) {
        var _this = this;
        var _a = event.detail, index = _a.index, prevIndex = _a.prevIndex;
        // Do not call on first slide
        if (this.settings.autoplayVideoOnSlide && index !== prevIndex) {
            setTimeout(function () {
                var $slide = _this.core.getSlideItem(index);
                if (!$slide.hasClass('lg-video-loaded')) {
                    _this.loadVideoOnPosterClick($slide);
                }
                else {
                    _this.playVideo(index);
                }
            }, 100);
        }
    };
    /**
     * Play HTML5, Youtube, Vimeo or Wistia videos in a particular slide.
     * @param {number} index - Index of the slide
     */
    Video.prototype.playVideo = function (index) {
        this.controlVideo(index, 'play');
    };
    /**
     * Pause HTML5, Youtube, Vimeo or Wistia videos in a particular slide.
     * @param {number} index - Index of the slide
     */
    Video.prototype.pauseVideo = function (index) {
        this.controlVideo(index, 'pause');
    };
    Video.prototype.getVideoHtml = function (src, addClass, index, html5Video) {
        var video = '';
        var videoInfo = this.core.galleryItems[index]
            .__slideVideoInfo || {};
        var currentGalleryItem = this.core.galleryItems[index];
        var videoTitle = currentGalleryItem.title || currentGalleryItem.alt;
        videoTitle = videoTitle ? 'title="' + videoTitle + '"' : '';
        var commonIframeProps = "allowtransparency=\"true\"\n            frameborder=\"0\"\n            scrolling=\"no\"\n            allowfullscreen\n            mozallowfullscreen\n            webkitallowfullscreen\n            oallowfullscreen\n            msallowfullscreen";
        if (videoInfo.youtube) {
            var videoId = 'lg-youtube' + index;
            var slideUrlParams = videoInfo.youtube[2]
                ? videoInfo.youtube[2] + '&'
                : '';
            var youTubePlayerParams = "?" + slideUrlParams + "wmode=opaque&autoplay=0&mute=1&enablejsapi=1";
            var playerParams = youTubePlayerParams +
                (this.settings.youTubePlayerParams
                    ? '&' + param(this.settings.youTubePlayerParams)
                    : '');
            video = "<iframe allow=\"autoplay\" id=" + videoId + " class=\"lg-video-object lg-youtube " + addClass + "\" " + videoTitle + " src=\"//www.youtube.com/embed/" + (videoInfo.youtube[1] + playerParams) + "\" " + commonIframeProps + "></iframe>";
        }
        else if (videoInfo.vimeo) {
            var videoId = 'lg-vimeo' + index;
            var playerParams = param(this.settings.vimeoPlayerParams);
            playerParams = playerParams ? '?' + playerParams : '';
            video = "<iframe allow=\"autoplay\" id=" + videoId + " class=\"lg-video-object lg-vimeo " + addClass + "\" " + videoTitle + " src=\"//player.vimeo.com/video/" + (videoInfo.vimeo[1] + playerParams) + "\" " + commonIframeProps + "></iframe>";
        }
        else if (videoInfo.wistia) {
            var wistiaId = 'lg-wistia' + index;
            var playerParams = param(this.settings.wistiaPlayerParams);
            playerParams = playerParams ? '?' + playerParams : '';
            video = "<iframe allow=\"autoplay\" id=\"" + wistiaId + "\" src=\"//fast.wistia.net/embed/iframe/" + (videoInfo.wistia[4] + playerParams) + "\" " + videoTitle + " class=\"wistia_embed lg-video-object lg-wistia " + addClass + "\" name=\"wistia_embed\" " + commonIframeProps + "></iframe>";
        }
        else if (videoInfo.html5) {
            var html5VideoMarkup = '';
            for (var i = 0; i < html5Video.source.length; i++) {
                html5VideoMarkup += "<source src=\"" + html5Video.source[i].src + "\" type=\"" + html5Video.source[i].type + "\">";
            }
            if (html5Video.tracks) {
                var _loop_1 = function (i) {
                    var trackAttributes = '';
                    var track = html5Video.tracks[i];
                    Object.keys(track || {}).forEach(function (key) {
                        trackAttributes += key + "=\"" + track[key] + "\" ";
                    });
                    html5VideoMarkup += "<track " + trackAttributes + ">";
                };
                for (var i = 0; i < html5Video.tracks.length; i++) {
                    _loop_1(i);
                }
            }
            var html5VideoAttrs_1 = '';
            var videoAttributes_1 = html5Video.attributes || {};
            Object.keys(videoAttributes_1 || {}).forEach(function (key) {
                html5VideoAttrs_1 += key + "=\"" + videoAttributes_1[key] + "\" ";
            });
            video = "<video class=\"lg-video-object lg-html5 " + (this.settings.videojs ? 'video-js' : '') + "\" " + html5VideoAttrs_1 + ">\n                " + html5VideoMarkup + "\n                Your browser does not support HTML5 video.\n            </video>";
        }
        return video;
    };
    /**
     * @desc - Append videos to the slide
     *
     * @param {HTMLElement} el - slide element
     * @param {Object} videoParams - Video parameters, Contains src, class, index, htmlVideo
     */
    Video.prototype.appendVideos = function (el, videoParams) {
        var _a;
        var videoHtml = this.getVideoHtml(videoParams.src, videoParams.addClass, videoParams.index, videoParams.html5Video);
        el.find('.lg-video-cont').append(videoHtml);
        var $videoElement = el.find('.lg-video-object').first();
        if (videoParams.html5Video) {
            $videoElement.on('mousedown.lg.video', function (e) {
                e.stopPropagation();
            });
        }
        if (this.settings.videojs && ((_a = this.core.galleryItems[videoParams.index].__slideVideoInfo) === null || _a === void 0 ? void 0 : _a.html5)) {
            try {
                return videojs($videoElement.get(), this.settings.videojsOptions);
            }
            catch (e) {
                console.error('lightGallery:- Make sure you have included videojs');
            }
        }
    };
    Video.prototype.gotoNextSlideOnVideoEnd = function (src, index) {
        var _this = this;
        var $videoElement = this.core
            .getSlideItem(index)
            .find('.lg-video-object')
            .first();
        var videoInfo = this.core.galleryItems[index].__slideVideoInfo || {};
        if (this.settings.gotoNextSlideOnVideoEnd) {
            if (videoInfo.html5) {
                $videoElement.on('ended', function () {
                    _this.core.goToNextSlide();
                });
            }
            else if (videoInfo.vimeo) {
                try {
                    // https://github.com/vimeo/player.js/#ended
                    new Vimeo.Player($videoElement.get()).on('ended', function () {
                        _this.core.goToNextSlide();
                    });
                }
                catch (e) {
                    console.error('lightGallery:- Make sure you have included //github.com/vimeo/player.js');
                }
            }
            else if (videoInfo.wistia) {
                try {
                    window._wq = window._wq || [];
                    // @todo Event is gettign triggered multiple times
                    window._wq.push({
                        id: $videoElement.attr('id'),
                        onReady: function (video) {
                            video.bind('end', function () {
                                _this.core.goToNextSlide();
                            });
                        },
                    });
                }
                catch (e) {
                    console.error('lightGallery:- Make sure you have included //fast.wistia.com/assets/external/E-v1.js');
                }
            }
        }
    };
    Video.prototype.controlVideo = function (index, action) {
        var $videoElement = this.core
            .getSlideItem(index)
            .find('.lg-video-object')
            .first();
        var videoInfo = this.core.galleryItems[index].__slideVideoInfo || {};
        if (!$videoElement.get())
            return;
        if (videoInfo.youtube) {
            try {
                $videoElement.get().contentWindow.postMessage("{\"event\":\"command\",\"func\":\"" + action + "Video\",\"args\":\"\"}", '*');
            }
            catch (e) {
                console.error("lightGallery:- " + e);
            }
        }
        else if (videoInfo.vimeo) {
            try {
                new Vimeo.Player($videoElement.get())[action]();
            }
            catch (e) {
                console.error('lightGallery:- Make sure you have included //github.com/vimeo/player.js');
            }
        }
        else if (videoInfo.html5) {
            if (this.settings.videojs) {
                try {
                    videojs($videoElement.get())[action]();
                }
                catch (e) {
                    console.error('lightGallery:- Make sure you have included videojs');
                }
            }
            else {
                $videoElement.get()[action]();
            }
        }
        else if (videoInfo.wistia) {
            try {
                window._wq = window._wq || [];
                // @todo Find a way to destroy wistia player instance
                window._wq.push({
                    id: $videoElement.attr('id'),
                    onReady: function (video) {
                        video[action]();
                    },
                });
            }
            catch (e) {
                console.error('lightGallery:- Make sure you have included //fast.wistia.com/assets/external/E-v1.js');
            }
        }
    };
    Video.prototype.loadVideoOnPosterClick = function ($el) {
        var _this = this;
        // check slide has poster
        if (!$el.hasClass('lg-video-loaded')) {
            // check already video element present
            if (!$el.hasClass('lg-has-video')) {
                $el.addClass('lg-has-video');
                var _html = void 0;
                var _src = this.core.galleryItems[this.core.index].src;
                var video = this.core.galleryItems[this.core.index].video;
                if (video) {
                    _html =
                        typeof video === 'string' ? JSON.parse(video) : video;
                }
                var videoJsPlayer_1 = this.appendVideos($el, {
                    src: _src,
                    addClass: '',
                    index: this.core.index,
                    html5Video: _html,
                });
                this.gotoNextSlideOnVideoEnd(_src, this.core.index);
                var $tempImg = $el.find('.lg-object').first().get();
                // @todo make sure it is working
                $el.find('.lg-video-cont').first().append($tempImg);
                $el.addClass('lg-video-loading');
                videoJsPlayer_1 &&
                    videoJsPlayer_1.ready(function () {
                        videoJsPlayer_1.on('loadedmetadata', function () {
                            _this.onVideoLoadAfterPosterClick($el, _this.core.index);
                        });
                    });
                $el.find('.lg-video-object')
                    .first()
                    .on('load.lg error.lg loadeddata.lg', function () {
                    setTimeout(function () {
                        _this.onVideoLoadAfterPosterClick($el, _this.core.index);
                    }, 50);
                });
            }
            else {
                this.playVideo(this.core.index);
            }
        }
    };
    Video.prototype.onVideoLoadAfterPosterClick = function ($el, index) {
        $el.addClass('lg-video-loaded');
        this.playVideo(index);
    };
    Video.prototype.destroy = function () {
        this.core.LGel.off('.lg.video');
        this.core.LGel.off('.video');
    };
    return Video;
}());
exports.default = Video;
//# sourceMappingURL=lg-video.js.map