countdown-websocket.js

// $ npm install obs-websocket-js
// $ node countdown-websocket.js
//
import OBSWebSocket from "obs-websocket-js";

async function testConnection() {
  const obs = new OBSWebSocket();

  try {
    console.log("Connecting to OBS...");
    await obs.connect("ws://localhost:4455", "test");
    console.log("Successfully connected to OBS");

    // Test vendor request
    const response = await obs.call("CallVendorRequest", {
      vendorName: "ashmanix-countdown-timer",
      requestType: "get_timer_state",
    });

    console.log("Timer state:", response);

    // Set up event listener
    obs.on("VendorEvent", ({ vendorName, eventType, eventData }) => {
      if (vendorName !== "ashmanix-countdown-timer") return;
      console.log("Received vendor event:", { eventType, eventData });
    });ts

    // Try starting the timer
    await obs.call("CallVendorRequest", {
      vendorName: "ashmanix-countdown-timer",
      requestType: "period_play",
    });

    console.log("Timer started");

    // Keep the process running to receive events
    await new Promise((resolve) => setTimeout(resolve, 10000));
  } catch (error) {
    console.error("Error:", error);
  } finally {
    await obs.disconnect();
    console.log("Disconnected from OBS");
  }
}

testConnection();