@r_wohl/web-channel-message/dist/worker.js

A light weight type-safe library for communicating via the Channel Message Web API

"use strict";

// src/worker.ts
var _self = self;
var connections = /* @__PURE__ */ new Set();
_self.onconnect = function(e) {
  const port = e.ports[0];
  if (!port) {
    throw new Error("error connecting to message port");
  }
  console.log("connections: ", connections);
  connections.add(port);
  connections.forEach((conn) => {
    const message = {
      type: "internal",
      channelData: {
        connections: connections.size
      }
    };
    conn.postMessage(message);
  });
  port.onmessage = function(e2) {
    const message = e2.data;
    if (message && message.type === "close") {
      port.close();
      console.log("deleting port: ", port);
      connections.delete(port);
      connections.forEach((conn) => {
        const message2 = {
          type: "internal",
          channelData: {
            connections: connections.size
          }
        };
        conn.postMessage(message2);
      });
      return;
    }
    if (message && message.action === "broadcast") {
      connections.forEach((conn) => {
        if (conn !== port) {
          conn.postMessage(message);
        }
      });
    }
    if (message && message.action === "all") {
      connections.forEach((conn) => {
        conn.postMessage(message);
      });
    }
  };
  port.start();
};
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