Integrate OpenHandoff factory workspace (#212)

factory/packages/frontend/src/lib/backend.ts

@@ -0,0 +1,7 @@
+import { createBackendClient } from "@openhandoff/client";
+import { backendEndpoint, defaultWorkspaceId } from "./env";
+
+export const backendClient = createBackendClient({
+  endpoint: backendEndpoint,
+  defaultWorkspaceId,
+});

factory/packages/frontend/src/lib/env.ts

@@ -0,0 +1,33 @@
+function resolveDefaultBackendEndpoint(): string {
+  if (typeof window !== "undefined" && window.location?.origin) {
+    return `${window.location.origin}/api/rivet`;
+  }
+  return "http://127.0.0.1:7741/api/rivet";
+}
+
+type FrontendImportMetaEnv = ImportMetaEnv & {
+  OPENHANDOFF_FRONTEND_CLIENT_MODE?: string;
+};
+
+const frontendEnv = import.meta.env as FrontendImportMetaEnv;
+
+export const backendEndpoint =
+  import.meta.env.VITE_HF_BACKEND_ENDPOINT?.trim() || resolveDefaultBackendEndpoint();
+
+export const defaultWorkspaceId = import.meta.env.VITE_HF_WORKSPACE?.trim() || "default";
+
+function resolveFrontendClientMode(): "mock" | "remote" {
+  const raw = frontendEnv.OPENHANDOFF_FRONTEND_CLIENT_MODE?.trim().toLowerCase();
+  if (raw === "mock") {
+    return "mock";
+  }
+  if (raw === "remote" || raw === "" || raw === undefined) {
+    return "remote";
+  }
+  throw new Error(
+    `Unsupported OPENHANDOFF_FRONTEND_CLIENT_MODE value "${frontendEnv.OPENHANDOFF_FRONTEND_CLIENT_MODE}". Expected "mock" or "remote".`,
+  );
+}
+
+export const frontendClientMode = resolveFrontendClientMode();
+export const isMockFrontendClient = frontendClientMode === "mock";

factory/packages/frontend/src/lib/workbench.ts

@@ -0,0 +1,9 @@
+import { createHandoffWorkbenchClient } from "@openhandoff/client";
+import { backendClient } from "./backend";
+import { defaultWorkspaceId, frontendClientMode } from "./env";
+
+export const handoffWorkbenchClient = createHandoffWorkbenchClient({
+  mode: frontendClientMode,
+  backend: backendClient,
+  workspaceId: defaultWorkspaceId,
+});