Convert app to typescript

2026-06-11 01:59:58 +00:00 · 2019-02-25 01:00:33 +00:00
parent db7edb70bb
commit e4dffe0cce
15 changed files with 585 additions and 2226 deletions
--- a/app/src/Media.ts
+++ b/app/src/Media.ts
@@ -0,0 +1,111 @@
+"use strict";
+
+import Session from "./Session";
+
+import { Message
+       , SendMessageCallback } from "./types";
+
+
+const MEDIA_NAMESPACE = "urn:x-cast:com.google.cast.media";
+
+export interface UpdateMessageData {
+    _volumeLevel: number;
+    _volumeMuted: boolean;
+    _lastCurrentTime: number;
+    currentTime: number;
+    customData?: any;
+    playbackRate: number;
+    playerState: string;
+    repeatMode?: string;
+    media?: any;
+    mediaSessionId?: number;
+}
+
+
+export default class Media {
+    private sessionId: number;
+    private mediaSessionId: number;
+    private _id: string;
+    private session: Session;
+    private channel: any;
+    private _sendMessage: SendMessageCallback;
+
+    constructor (sessionId: number
+               , mediaSessionId: number
+               , _id: string
+               , parentSession: Session,
+                _sendMessage: SendMessageCallback) {
+
+        this._id = _id;
+
+        this._sendMessage = _sendMessage;
+
+        this.sessionId = sessionId;
+        this.mediaSessionId = mediaSessionId;
+
+        this.session = parentSession;
+        this.session.createChannel(MEDIA_NAMESPACE);
+        this.channel = this.session.channelMap.get(MEDIA_NAMESPACE);
+
+        this.channel.on("message", (data: any) => {
+            if (data && data.type === "MEDIA_STATUS"
+                    && data.status && data.status.length > 0) {
+
+                const status = data.status[0];
+
+                const messageData = {
+                    currentTime: status.currentTime
+                  , _lastCurrentTime: Date.now() / 1000
+                  , customData: status.customData
+                  , _volumeLevel: status.volume.level
+                  , _volumeMuted: status.volume.muted
+                  , playbackRate: status.playbackRate
+                  , playerState: status.playerState
+                  , repeatMode: status.repeatMode
+                } as UpdateMessageData;
+
+                if (status.media) {
+                    messageData.media = status.media;
+                }
+                if (status.mediaSessionId) {
+                    messageData.mediaSessionId = status.mediaSessionId;
+                }
+
+                this.sendMessage("shim:/media/update", messageData);
+
+                // Update ID
+                if (status.mediaSessionId) {
+                    this.mediaSessionId = status.mediaSessionId;
+                }
+            }
+        });
+    }
+
+    messageHandler (message: Message) {
+        switch (message.subject) {
+            case "bridge:/media/sendMediaMessage": {
+                let error = false;
+                try {
+                    this.channel.send(message.data.message);
+                } catch (err) {
+                    error = true;
+                }
+
+                this.sendMessage("shim:/media/sendMediaMessageResponse", {
+                    messageId: message.data.messageId
+                  , error
+                });
+
+                break;
+            };
+        }
+    }
+
+    sendMessage (subject: string, data: any = {}) {
+        this._sendMessage({
+            subject
+          , data
+          , _id: this._id
+        });
+    }
+}