Move tracker to telemetry extension (#1092)

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

src/renderer/utils/eventEmitter.ts

@@ -1,40 +0,0 @@
-// Custom event emitter
-
-interface Options {
-  once?: boolean; // call once and remove
-  prepend?: boolean; // put listener to the beginning
-}
-
-type Callback<D extends [...any[]]> = (...data: D) => void | boolean;
-
-export class EventEmitter<D extends [...any[]]> {
-  protected listeners = new Map<Callback<D>, Options>();
-
-  addListener(callback: Callback<D>, options: Options = {}) {
-    if (options.prepend) {
-      const listeners = [...this.listeners];
-      listeners.unshift([callback, options]);
-      this.listeners = new Map(listeners);
-    }
-    else {
-      this.listeners.set(callback, options);
-    }
-  }
-
-  removeListener(callback: Callback<D>) {
-    this.listeners.delete(callback);
-  }
-
-  removeAllListeners() {
-    this.listeners.clear();
-  }
-
-  emit(...data: D) {
-    [...this.listeners].every(([callback, options]) => {
-      if (options.once) this.removeListener(callback);
-      const result = callback(...data);
-      if (result === false) return; // break cycle
-      return true;
-    })
-  }
-}

src/renderer/utils/index.ts

@@ -7,7 +7,7 @@ export * from "../../common/utils"
 
 export * from "./cssVar"
 export * from "./cssNames"
-export * from "./eventEmitter"
+export * from "../../common/event-emitter"
 export * from "./downloadFile"
 export * from "./prevDefault"
 export * from "./createStorage"