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feat: 添加对 Chromecast 状态和会话变化的监听支持

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Harvey Zack committed 2025-01-19 14:28:03 +08:00
1 parent e7c31e55b3
commit fae71811db
3 files changed
+139 -11
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docs/uncompiled/artplayer-plugin-chromecast/index.js
+66 -5
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@@ -176,6 +176,7 @@ function artplayerPluginChromecast(option) {
const DEFAULT_SDK = "https://www.gstatic.com/cv/js/sender/v1/cast_sender.js?loadCastFramework=1";
let isCastInitialized = false;
let castSession = null;
let castState = null;
const initializeCastApi = ()=>{
return new Promise((resolve, reject)=>{
window["__onGCastApiAvailable"] = (isAvailable)=>{
@@ -185,9 +186,49 @@ function artplayerPluginChromecast(option) {
receiverApplicationId: window.chrome.cast.media.DEFAULT_MEDIA_RECEIVER_APP_ID,
autoJoinPolicy: window.chrome.cast.AutoJoinPolicy.ORIGIN_SCOPED
});
// Listen for session state changes
context.addEventListener(window.cast.framework.CastContextEventType.SESSION_STATE_CHANGED, (event)=>{
const SessionState = window.cast.framework.SessionState;
castState = event.sessionState;
castSession = event.session;
updateCastButton();
switch(event.sessionState){
case SessionState.NO_SESSION:
option.onStateChange?.("disconnected");
updateCastButton("disconnected");
break;
case SessionState.SESSION_STARTING:
option.onStateChange?.("connecting");
updateCastButton("connecting");
break;
case SessionState.SESSION_STARTED:
option.onStateChange?.("connected");
updateCastButton("connected");
break;
case SessionState.SESSION_ENDING:
option.onStateChange?.("disconnecting");
updateCastButton("disconnecting");
break;
case SessionState.SESSION_RESUMED:
option.onStateChange?.("connected");
updateCastButton("connected");
break;
}
});
// Listen for cast state changes
context.addEventListener(window.cast.framework.CastContextEventType.CAST_STATE_CHANGED, (event)=>{
const CastState = window.cast.framework.CastState;
switch(event.castState){
case CastState.NO_DEVICES_AVAILABLE:
option.onCastAvailable?.(false);
break;
case CastState.NOT_CONNECTED:
option.onCastAvailable?.(true);
break;
case CastState.CONNECTING:
case CastState.CONNECTED:
option.onCastAvailable?.(true);
break;
}
});
isCastInitialized = true;
resolve();
@@ -200,14 +241,30 @@ function artplayerPluginChromecast(option) {
const url = option.url || art.option.url;
const mediaInfo = new window.chrome.cast.media.MediaInfo(url, option.mimeType || getMimeType(url));
const request = new window.chrome.cast.media.LoadRequest(mediaInfo);
session.loadMedia(request).then(()=>art.notice.show = "Casting started").catch((error)=>{
session.loadMedia(request).then(()=>{
art.notice.show = "Casting started";
option.onCastStart?.();
}).catch((error)=>{
art.notice.show = "Error casting media";
option.onError?.(error);
throw error;
});
};
const updateCastButton = ()=>{
const updateCastButton = (state)=>{
const button = document.querySelector(".art-icon-cast");
if (button) button.style.color = castSession ? "red" : "white";
if (button) switch(state){
case "connected":
button.style.color = "red";
break;
case "connecting":
case "disconnecting":
button.style.color = "orange";
break;
case "disconnected":
default:
button.style.color = "white";
break;
}
};
return async (art)=>{
art.controls.add({
@@ -220,6 +277,7 @@ function artplayerPluginChromecast(option) {
await initializeCastApi();
} catch (error) {
art.notice.show = "Failed to initialize Cast API";
option.onError?.(error);
throw error;
}
const context = window.cast.framework.CastContext.getInstance();
@@ -229,12 +287,15 @@ function artplayerPluginChromecast(option) {
castVideo(art, session);
} catch (error) {
art.notice.show = "Error connecting to cast session";
option.onError?.(error);
throw error;
}
}
});
return {
name: "artplayerPluginChromecast"
name: "artplayerPluginChromecast",
getCastState: ()=>castState,
isCasting: ()=>castSession !== null
};
};
}