Use Messenger class and move messaging module to top-level

ext/src/messaging.ts

@@ -0,0 +1,263 @@
+"use strict";
+
+import Messenger from "./lib/Messenger";
+import { TypedPort } from "./lib/TypedPort";
+
+import { BridgeInfo } from "./lib/bridge";
+import { Receiver, ReceiverStatus } from "./types";
+import { ReceiverSelectorMediaType } from "./background/receiverSelector";
+import { ReceiverSelection
+       , ReceiverSelectionCast
+       , ReceiverSelectionStop } from "./background/receiverSelector/ReceiverSelector";
+
+import Volume from "./shim/cast/classes/Volume";
+import { MediaInfo } from "./shim/cast/media";
+
+
+// TODO: Document messages properly
+export type Messages = [
+    {
+        subject: "popup:/sendRequestedAppId"
+      , data: {
+            requestedAppId?: string;
+        }
+    }
+  , {
+        subject: "popup:/populateReceiverList"
+      , data: {
+            receivers: Receiver[]
+          , defaultMediaType?: ReceiverSelectorMediaType
+          , availableMediaTypes?: ReceiverSelectorMediaType
+        }
+    }
+  , {
+        subject: "popup:/close"
+    }
+
+  , {
+        subject: "receiverSelector:/selected"
+      , data: ReceiverSelection
+    }
+  , {
+        subject: "receiverSelector:/stop"
+      , data: ReceiverSelection 
+    }
+  , {
+        subject: "main:/shimInitialized"
+      , data: { appId: string; }
+    }
+  , {
+        subject: "main:/selectReceiverBegin"
+    }
+  , {
+        subject: "shim:/selectReceiverEnd"
+      , data: ReceiverSelectionCast
+    }
+  , {
+        subject: "shim:/selectReceiverStop"
+      , data: ReceiverSelectionStop
+    }
+  , {
+        subject: "shim:/selectReceiverCancelled"
+    }
+  , {
+        subject: "main:/sessionCreated"
+    }
+  , {
+        subject: "shim:/serviceUp"
+      , data: { id: Receiver["id"] }
+    }
+  , {
+        subject: "shim:/serviceDown"
+      , data: { id: Receiver["id"] }
+    }
+  , {
+        subject: "shim:/initialized"
+      , data: BridgeInfo
+    }
+  , {
+        subject: "shim:/launchApp"
+      , data: { receiver: Receiver }
+    }
+
+    // Session messages
+  , {
+        subject: "shim:/session/stopped"
+    }
+  , {
+        subject: "shim:/session/connected"
+      , data: {
+            sessionId: string;
+            namespaces: Array<{ name: string }>;
+            displayName: string;
+            statusText: string;
+        }
+    }
+  , {
+        subject: "shim:/session/updateStatus"
+      , data: { volume: Volume }
+    }
+  , {
+        subject: "shim:/session/impl_addMessageListener"
+      , data: { namespace: string, data: string }
+    }
+  , {
+        subject: "shim:/session/impl_sendMessage"
+      , data: { messageId: string, error: boolean }
+    }
+  , {
+        subject: "shim:/session/impl_setReceiverMuted"
+      , data: { volumeId: string, error: boolean }
+    }
+  , {
+        subject: "shim:/session/impl_setReceiverVolumeLevel"
+      , data: { volumeId: string, error: boolean }
+    }
+  , {
+        subject: "shim:/session/impl_stop"
+      , data: { stopId: string, error: boolean }
+    }
+
+    // Bridge session messages
+  , {
+        subject: "bridge:/session/initialize"
+      , data: {
+            address: string
+          , port: number
+          , appId: string
+          , sessionId: string
+        }
+      , _id: string;
+    }
+  , {
+        subject: "bridge:/session/impl_leave"
+      , data: { id: string }
+      , _id: string
+    }
+  , {
+        subject: "bridge:/session/impl_sendMessage"
+      , data: { namespace: string, message: any, messageId: string }
+      , _id: string
+    }
+  , {
+        subject: "bridge:/session/impl_setReceiverMuted"
+      , data: { muted: boolean, volumeId: string }
+      , _id: string
+    }
+  , {
+        subject: "bridge:/session/impl_setReceiverVolumeLevel"
+      , data: { newLevel: number, volumeId: string }
+      , _id: string
+    }
+  , {
+        subject: "bridge:/session/impl_stop"
+      , data: { stopId: string }
+      , _id: string
+    }
+  , {
+        subject: "bridge:/session/impl_addMessageListener"
+      , data: { namespace: string }
+      , _id: string
+    }
+
+    // Media messages
+  , {
+        subject: "shim:/media/update"
+      , data: {
+            currentTime: number
+          , _lastCurrentTime: number
+          , customData: any
+          , playbackRate: number
+          , playerState: string
+          , repeatMode: string
+          , _volumeLevel: number
+          , _volumeMuted: boolean
+          , media: MediaInfo
+          , mediaSessionId: number
+        }
+    }
+  , {
+        subject: "shim:/media/sendMediaMessageResponse"
+      , data: { messageId: string, error: boolean }
+    }
+
+    // Bridge media messages
+  , {
+        subject: "bridge:/media/initialize"
+      , data: {
+            sessionId: string
+          , mediaSessionId: number
+          , _internalSessionId: string
+        }
+      , _id: string;
+    }
+  , {
+        subject: "bridge:/media/sendMediaMessage"
+      , data: { message: any, messageId: string }
+      , _id: string;
+    }
+
+    // Bridge messages
+  , {
+        subject: "main:/receiverSelector/selected"
+      , data: ReceiverSelectionCast
+    }
+  , {
+        subject: "main:/receiverSelector/error"
+      , data: string
+    }
+  , {
+        subject: "main:/receiverSelector/close"
+    }
+  , {
+        subject: "main:/receiverSelector/stop"
+      , data: ReceiverSelectionStop
+    }
+  , {
+        subject: "bridge:/initialize"
+      , data: { shouldWatchStatus: boolean }
+    }
+  , {
+        subject: "bridge:/receiverSelector/open"
+      , data: any }
+  , {
+        subject: "bridge:/receiverSelector/close"
+    }
+  , {
+        subject: "bridge:/stopReceiverApp"
+      , data: { receiver: Receiver }
+    }
+  , {
+        subject: "bridge:/mediaServer/start"
+      , data: { filePath: string, port: number }
+    }
+
+  , {
+        subject: "mediaCast:/mediaServer/started"
+      , data: { mediaPath: string, subtitlePaths: string[] }
+    }
+  , {
+        subject: "mediaCast:/mediaServer/stopped"
+    }
+  , {
+        subject: "mediaCast:/mediaServer/error"
+    }
+
+  , {
+        subject: "main:/serviceUp"
+      , data: Receiver
+    }
+  , {
+        subject: "main:/serviceDown"
+      , data: { id: string }
+    }
+  , {
+        subject: "main:/receiverStatus"
+      , data: { id: string, status: ReceiverStatus }
+    }
+];
+
+export type Port = TypedPort<Messages>;
+export type Message = Messages[number];
+
+export default new Messenger<Messages>();