feat: add getNetworkModuleStatus to fetch a network module status, either one time or continuous

src/api.ts

@@ -10,6 +10,8 @@ import {
   log as logModule,
   logErr as logErrModule,
 } from "#module/index.js";
+import defer, { DeferredPromise } from "p-defer";
+import { connectModuleBound } from "#module/client.js";
 
 // @ts-ignore
 const kernelEnv = typeof window !== "undefined" && window?.document;
@@ -20,3 +22,42 @@ export const connectModule = kernelEnv
   : connectModuleModule;
 export const log = kernelEnv ? logKernel : logModule;
 export const logErr = kernelEnv ? logErrKernel : logErrModule;
+
+export async function getNetworkModuleStatus(
+  callback?: any,
+  module?: string,
+  // @ts-ignore
+  CM: connectModuleBound = connectModule.bind(null, module),
+): Promise<void | (() => Promise<void>)> {
+  let recvUpdate = (data) => {
+    callback?.(data);
+  };
+
+  const [close, resp] = CM("status", null, (data) => {
+    recvUpdate(data);
+  });
+
+  if (!callback) {
+    return new Promise(async (resolve) => {
+      const d = defer();
+      recvUpdate = (data) => {
+        resolve(data);
+        d.resolve();
+      };
+
+      await d.promise;
+      close();
+    });
+  }
+
+  let closed = false;
+
+  return async () => {
+    if (closed) {
+      return;
+    }
+
+    closed = true;
+    close();
+  };
+}

src/module/client.ts

@@ -2,8 +2,8 @@ import Emittery from "emittery";
 import { callModule, connectModule, log, logErr } from "../api.js";
 import { DataFn, ErrTuple } from "@lumeweb/libweb";
 
-type callModuleBound = (method: string, data?: any) => Promise<ErrTuple>;
+export type callModuleBound = (method: string, data?: any) => Promise<ErrTuple>;
-type connectModuleBound = (
+export type connectModuleBound = (
   method: string,
   data: any,
   receiveUpdate: DataFn,