switching networks works, established server functions

ui/_/code/bridge/bridge.js

@@ -0,0 +1,38 @@
+const IS_NODE =
+    typeof process !== "undefined" &&
+    process.versions?.node != null
+
+async function bridgeSend(name, args) {
+    // Example browser implementation: send function call to server
+    const res = await global.Socket.send({
+        name: name,
+        args: args
+    })
+
+    const json = await res.json()
+    if (!res.ok) throw new Error(json.error)
+    return json.result
+}
+
+/**
+ * Wraps an object of functions so that:
+ * - Node calls the real function
+ * - Browser calls bridgeSend
+ */
+export function createBridge(funcs) {
+    return new Proxy(funcs, {
+        get(target, prop) {
+            const orig = target[prop]
+
+            if (typeof orig !== "function") return orig
+
+            return function (...args) {
+                if (IS_NODE) {
+                    return orig(...args)
+                } else {
+                    return bridgeSend(prop, args)
+                }
+            }
+        }
+    })
+}

ui/_/code/bridge/serverFunctions.js

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+import fs from "fs"
+import { createBridge } from "./bridge.js"
+
+const handlers = {
+    getProfile(one, two) {
+        fs.writeFileSync("output.txt", `${one} ${two}`)
+        return "written to disk"
+    },
+}
+
+export const { getProfile } = createBridge(handlers)