feat: harden plugin api for separate repos, signed updates and generic external login

plugins/remote-desktop/src/frontend/guacamole-state.ts

@@ -0,0 +1,26 @@
+import type { ConnectionStage } from "@termix/plugin-sdk/ui";
+
+// Guacamole client states, per guacamole-common-js Guacamole.Client#STATE_*.
+const GUAC_STATE_IDLE = 0;
+const GUAC_STATE_CONNECTING = 1;
+const GUAC_STATE_WAITING = 2;
+const GUAC_STATE_CONNECTED = 3;
+const GUAC_STATE_DISCONNECTING = 4;
+const GUAC_STATE_DISCONNECTED = 5;
+
+export function guacStateToStage(state: number): ConnectionStage {
+  switch (state) {
+    case GUAC_STATE_CONNECTING:
+      return "guac_connecting";
+    case GUAC_STATE_WAITING:
+      return "guac_handshake";
+    case GUAC_STATE_CONNECTED:
+      return "guac_ready";
+    case GUAC_STATE_DISCONNECTING:
+    case GUAC_STATE_DISCONNECTED:
+      return "guac_disconnected";
+    case GUAC_STATE_IDLE:
+    default:
+      return "guac_connecting";
+  }
+}