src/background/infrastructures/FindPortListener.ts


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import { injectable } from "tsyringe";

type OnConnectFunc = (port: browser.runtime.Port) => void;
type OnDisconnectFunc = (port: browser.runtime.Port) => void;

@injectable()
export default class FindPortListener {
  constructor(
    private readonly onConnect: OnConnectFunc,
    private readonly onDisconnect: OnDisconnectFunc
  ) {}

  run(): void {
    browser.runtime.onConnect.addListener((port) => {
      if (port.name !== "vimvixen-find") {
        return;
      }

      port.onDisconnect.addListener(this.onDisconnect);
      this.onConnect(port);
    });
  }
}