Massive restructure of plugin API

plug-api/plugos-syscall/event.ts

@@ -0,0 +1,29 @@
+import { syscall } from "./syscall.ts";
+
+export function dispatchEvent(
+  eventName: string,
+  data: any,
+  timeout?: number,
+): Promise<any[]> {
+  return new Promise((resolve, reject) => {
+    let timeouter: any = -1;
+    if (timeout) {
+      timeouter = setTimeout(() => {
+        console.log("Timeout!");
+        reject("timeout");
+      }, timeout);
+    }
+    syscall("event.dispatch", eventName, data)
+      .then((r) => {
+        if (timeouter !== -1) {
+          clearTimeout(timeouter);
+        }
+        resolve(r);
+      })
+      .catch(reject);
+  });
+}
+
+export function listEvents(): Promise<string[]> {
+  return syscall("event.list");
+}