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[wolnelektury.git] / src / catalogue / static / player / 2022_player.js
1 (function($) {
2     $(function() {
3
4         $.jPlayer.timeFormat.showHour = true;
5
6         $(".jp-jplayer").each(function() {
7             var $self = $(this);
8             var $root = $self.parent();
9             var $currentMedia = null
10             var currentDuration = 0;
11             var speed = 1;
12             var totalDurationLeft = 0;
13             var lastUpdate = 0;
14             var player = null;
15
16             var setMedia = function(elem, time=0) {
17                 var media = {}
18
19                 media['mp3'] = elem.attr('data-mp3');
20                 media['oga'] = elem.attr('data-ogg');
21                 media['id'] = elem.attr('data-media-id');
22
23                 $(".c-player__head", $root).html(
24                     $(".attribution", elem).html())
25                 ;
26                 $(".c-player__info", $root).html(
27                     $(".title", elem).html()
28                 );
29                 $(".c-media__caption .content", $root).html($(".project-description", elem).html());
30                 $(".c-media__caption .license", $root).html($(".license", elem).html());
31                 $(".c-media__caption .project-logo", $root).html($(".project-icon", elem).html());
32
33                 player.jPlayer("setMedia", media);
34                 player.jPlayer("option", "playbackRate", speed);
35                 player.jPlayer("pause", time);
36
37                 $currentMedia = elem;
38                 $(".play-next", $root).prop("disabled", !elem.next().length);
39
40                 let du = elem.data('duration');
41                 currentDuration = du;
42                 elem.nextAll().each(function() {
43                     du += $(this).data('duration');
44                 });
45                 totalDurationLeft = du;
46
47                 return player;
48             };
49
50             
51         $self.jPlayer({
52             swfPath: "/static/js/contrib/jplayer/",
53             solution: "html,flash",
54             supplied: 'oga,mp3',
55             cssSelectorAncestor: "#" + $self.attr("data-player"),
56             useStateClassSkin: true,
57
58             ready: function() {
59                 player = $(this);
60
61                 let selectItem = $('.c-select li');
62                 selectItem.on('click', function() {
63                     let speedStr = $(this).data('speed');
64                     speed = parseFloat(speedStr);
65                     player.jPlayer("option", "playbackRate", speed);
66                     localStorage['audiobook-speed'] = speedStr;
67                     _paq.push(['trackEvent', 'audiobook', 'speed', speedStr]);
68                 });
69                 
70                 $('.jp-play', $root).click(function() {
71                     _paq.push(['trackEvent', 'audiobook', 'play']);
72                 });
73                 $('.jp-seek-bar', $root).click(function() {
74                     _paq.push(['trackEvent', 'audiobook', 'seek']);
75                 });
76                 $('.jp-mute', $root).click(function() {
77                     _paq.push(['trackEvent', 'audiobook', 'mute']);
78                 });
79                 $('.jp-volume-bar', $root).click(function() {
80                     _paq.push(['trackEvent', 'audiobook', 'volume']);
81                 });
82
83                 $('.play-next', $root).click(function() {
84                     let p = $currentMedia.next();
85                     if (p.length) {
86                         setMedia(p).jPlayer("play");
87                         _paq.push(['trackEvent', 'audiobook', 'next']);
88                     }
89                 });
90                 $('.play-prev', $root).click(function() {
91                     let p = $currentMedia.prev();
92                     if (p.length) {
93                         setMedia(p).jPlayer("play");
94                         _paq.push(['trackEvent', 'audiobook', 'prev']);
95                     } else {
96                         // If in first part, restart it.
97                         setMedia($currentMedia).jPlayer("play");
98                         _paq.push(['trackEvent', 'audiobook', 'rewind']);
99                     }
100                 });
101
102                 $('.jp-playlist li', $root).click(function() {
103                     setMedia($(this)).jPlayer("play");
104                     $('.c-player__chapters').removeClass('is-active');
105                     _paq.push(['trackEvent', 'audiobook', 'chapter']);
106                 });
107
108                 var initialElem = $('.jp-playlist li', $root).first();
109                 var initialTime = 0;
110                 if (true || Modernizr.localstorage) {
111                     try {
112                         let speedStr = localStorage['audiobook-speed'];
113                         if (speedStr) {
114                             speed = parseFloat(speedStr);
115                             $(".speed .is-active").removeClass("is-active");
116                             $(".speed [data-speed='" + speedStr + "']").addClass("is-active");
117                         }
118                     } catch {}
119
120                     try {
121                         audiobooks = JSON.parse(localStorage["audiobook-history"]);
122                     } catch {
123                         audiobooks = {};
124                     }
125                     last = audiobooks[$root.attr("data-book-slug")]
126                     // Fallback for book id;
127                     if (!last) {
128                         last = audiobooks[$root.attr("data-book-id")]
129                     }
130
131                     if (last) {
132                         initialElem = $('[data-media-id="' + last[1] + '"]', $root).first();
133                         initialTime = last[2];
134                     }
135                 }
136                 setMedia(initialElem, initialTime);
137             },
138
139             timeupdate: function(event) {
140                 t = event.jPlayer.status.currentTime;
141                 ttl = (totalDurationLeft - t) / speed;
142                 ttl = $.jPlayer.convertTime(ttl);
143                 $(".total-time-left").text('Czas do końca: ' + ttl);
144
145                 $(".time-left").text('– ' + $.jPlayer.convertTime(
146                     currentDuration - t,
147                 ));
148                 
149                 
150                 if (Math.abs(t - lastUpdate) > 3) {
151                     try {
152                         audiobooks = JSON.parse(localStorage["audiobook-history"]);
153                     } catch {
154                         audiobooks = {};
155                     }
156                     if (t && event.jPlayer.status.duration - t > 10) {
157                         audiobooks[$root.attr("data-book-slug")] = [
158                             Date.now(),
159                             event.jPlayer.status.media.id,
160                             event.jPlayer.status.currentTime
161                         ];
162                     } else {
163                         delete audiobooks[$root.attr("data-book-slug")];
164                     }
165                     // Remove old book id, if present.
166                     delete audiobooks[$root.attr("data-book-id")];
167                     localStorage["audiobook-history"] = JSON.stringify(audiobooks);
168                     lastUpdate = t;
169                 }
170             },
171
172
173             ended: function(event) {
174                 let p = $currentMedia.next();
175                 if (p.length) {
176                     setMedia(p).jPlayer("play");
177                 }
178             }
179         });
180       });
181
182
183
184     });
185 })(jQuery)