Use app monitoring instead of polling to establish websocket connection

Fixes #79

com.neil-enns.vatis.sdPlugin/manifest.json

@@ -36,6 +36,10 @@
       ]
     }
   ],
+  "ApplicationsToMonitor": {
+    "mac": ["org.vatsim.vatis"],
+    "windows": ["vATIS.exe"]
+  },
   "Category": "vATIS",
   "CategoryIcon": "images/plugin/categoryIcon",
   "CodePath": "bin/plugin.js",

src/events/action/actionAdded.ts

@@ -1,10 +1,7 @@
-import actionManager from "@managers/action";
-import vAtisManager from "@managers/vatis";
+import mainLogger from "@utils/logger";
+
+const logger = mainLogger.child({ service: "handleActionAdded" });
 
 export const handleActionAdded = () => {
-  // If this is the first button added then connect to vATIS. That will
-  // also cause a dump of the current state of all stations in vATIS.
-  if (actionManager.getActions().length === 1 && !vAtisManager.isConnected) {
-    vAtisManager.connect();
-  }
+  logger.info("Action added");
 };

src/events/action/actionRemoved.ts

@@ -1,9 +1,7 @@
-import vAtisManager from "@managers/vatis";
 import svgManager from "@managers/svg";
 
 export const handleActionRemoved = (count: number) => {
   if (count === 0) {
-    vAtisManager.disconnect();
     svgManager.reset();
   }
 };

src/events/streamdeck/applicationDidLaunch.ts

@@ -0,0 +1,10 @@
+import { ApplicationDidLaunchEvent } from "@elgato/streamdeck";
+import mainLogger from "@utils/logger";
+import vAtisManager from "@managers/vatis";
+
+const logger = mainLogger.child({ service: "plugin" });
+
+export const handleOnApplicationDidLaunch = (ev: ApplicationDidLaunchEvent) => {
+  logger.info("Received applicationDidLaunch event", ev.application);
+  vAtisManager.connect();
+};

src/events/streamdeck/applicationDidTerminate.ts

@@ -0,0 +1,12 @@
+import { ApplicationDidTerminateEvent } from "@elgato/streamdeck";
+import mainLogger from "@utils/logger";
+import vAtisManager from "@managers/vatis";
+
+const logger = mainLogger.child({ service: "plugin" });
+
+export const handleOnApplicationDidTerminate = (
+  ev: ApplicationDidTerminateEvent
+) => {
+  logger.info("Received applicationDidTerminate event", ev.application);
+  vAtisManager.disconnect();
+};

src/plugin.ts

@@ -12,6 +12,8 @@ import { AtisLetter } from "@actions/atisLetter";
 import { handleAtisLetterAdded } from "@events/action/atisLetterAdded";
 import { handleAtisLetterUpdated } from "@events/action/atisLetterUpdated";
 import { handleAtisUpdate } from "@events/vAtis/atisUpdate";
+import { handleOnApplicationDidLaunch } from "@events/streamdeck/applicationDidLaunch";
+import { handleOnApplicationDidTerminate } from "@events/streamdeck/applicationDidTerminate";
 
 const logger = mainLogger.child({ service: "plugin" });
 
@@ -28,6 +30,9 @@ streamDeck.actions.registerAction(new vAtisAudioStatus());
 streamDeck.actions.registerAction(new AtisLetter());
 
 // Register event handlers
+streamDeck.system.onApplicationDidLaunch(handleOnApplicationDidLaunch);
+streamDeck.system.onApplicationDidTerminate(handleOnApplicationDidTerminate);
+
 vAtisManager.on("connected", () => {
   disconnectHandled = false;
   handleConnected();