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package client;
import Types.VideoItem;
import Types.WsEvent;
import Types.WsEventType;
import js.Browser.document;
import js.Browser.window;
import js.Syntax;
private typedef VideoChangeFunc = (item:VideoItem) -> Void;
private typedef OnceEventFunc = (event:WsEvent) -> Void;
class JsApi {
static var main:Main;
static var player:Player;
static final subtitleFormats = [];
static final videoChange:Array<VideoChangeFunc> = [];
static final videoRemove:Array<VideoChangeFunc> = [];
static final onceListeners:Array<{type:WsEventType, callback:OnceEventFunc}> = [];
public static function init(main:Main, player:Player):Void {
JsApi.main = main;
JsApi.player = player;
initPluginsSpace();
}
static function initPluginsSpace():Void {
final w:Dynamic = window;
w.synctube ??= {};
}
@:expose
static function addPlugin(id:String, ?onLoaded:() -> Void):Void {
addScriptToHead('/plugins/$id/index.js', () -> {
final obj = {
api: Syntax.plainCode("client.JsApi"),
id: id,
path: '/plugins/$id'
}
if (untyped window.synctube[id] == null) {
window.console.error('Plugin "$id" not found');
} else {
Syntax.code("new synctube[id]({0})", obj);
if (onLoaded != null) onLoaded();
}
});
}
@:expose
public static function addScriptToHead(url:String, ?onLoaded:() -> Void):Void {
final script = document.createScriptElement();
script.type = "text/javascript";
script.onload = onLoaded;
script.src = url;
document.head.appendChild(script);
}
@:expose
static function hasScriptInHead(url:String):Bool {
for (child in document.getElementsByTagName("head")[0].children) {
if ((child : Dynamic).src == url) return true;
}
return false;
}
@:expose
static function getVideoItems():Array<VideoItem> {
final items = player.getItems();
return [
for (item in items) Reflect.copy(item)
];
}
@:expose
static function addVideoItem(url:String, atEnd:Bool, isTemp:Bool, ?callback:() ->
Void, doCache = false):Void {
main.addVideo(url, atEnd, isTemp, doCache, callback);
}
@:expose
static function removeVideoItem(url:String):Void {
main.removeVideoItem(url);
}
@:expose
static function getTime():Float {
return player.getTime();
}
@:expose
static function setTime(time:Float):Void {
player.setTime(time);
}
@:expose
static function isLeader():Bool {
return main.isLeader();
}
@:expose
static function forceSyncNextTick(flag:Bool):Void {
main.forceSyncNextTick = flag;
}
@:expose
public static function setVideoSrc(url:String):Void {
player.changeVideoSrc(url);
}
/** Returns current page hostname (domain without protocol) **/
@:expose
static function getLocalIp():String {
return main.host;
}
/** Returns server global ip. **/
@:expose
static function getGlobalIp():String {
return main.globalIp;
}
/**
* If plugin adds any subtitle format (like `ass`),
* you will see subtitle input below video url input on client page.
* Plugins can listen to `notifyOnVideoChange(item => {...}`
* for raw videos and load that input data from `item.subs` url to do something.
* See `https://github.com/RblSb/SyncTube-octosubs` as example.
*/
@:expose
static function addSubtitleSupport(format:String):Void {
format = format.trim().toLowerCase();
if (subtitleFormats.contains(format)) return;
subtitleFormats.push(format);
}
@:expose
public static function hasSubtitleSupport(?format:String):Bool {
if (format == null) return subtitleFormats.length > 0;
return subtitleFormats.contains(format);
}
/**
* Listen to server event once before that event is parsed by client.
* Example:
* `JsApi.once("RemoveVideo", event => {`
* ` if (event.removeVideo.url == url) {...}`
* `});`
*/
@:expose
public static function once(type:WsEventType, callback:OnceEventFunc):Void {
onceListeners.unshift({type: type, callback: callback});
}
public static function fireOnceEvent(event:WsEvent):Void {
for (listener in onceListeners.reversed()) {
if (listener.type != event.type) continue;
listener.callback(event);
onceListeners.remove(listener);
}
}
@:expose
static function notifyOnVideoChange(callback:VideoChangeFunc):Void {
videoChange.push(callback);
}
@:expose
static function removeFromVideoChange(callback:VideoChangeFunc):Void {
videoChange.remove(callback);
}
public static function fireVideoChangeEvents(item:VideoItem):Void {
for (callback in videoChange) {
callback(item);
}
}
@:expose
static function notifyOnVideoRemove(callback:VideoChangeFunc):Void {
videoRemove.push(callback);
}
@:expose
static function removeFromVideoRemove(callback:VideoChangeFunc):Void {
videoRemove.remove(callback);
}
public static function fireVideoRemoveEvents(item:VideoItem):Void {
for (callback in videoRemove) {
callback(item);
}
}
}
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