refactor: split gateway server methods

src/gateway/server-methods/talk.ts

@@ -0,0 +1,41 @@
+import {
+  ErrorCodes,
+  errorShape,
+  formatValidationErrors,
+  validateTalkModeParams,
+} from "../protocol/index.js";
+import type { GatewayRequestHandlers } from "./types.js";
+
+export const talkHandlers: GatewayRequestHandlers = {
+  "talk.mode": ({ params, respond, context, client, isWebchatConnect }) => {
+    if (client && isWebchatConnect(client.connect) && !context.hasConnectedMobileNode()) {
+      respond(
+        false,
+        undefined,
+        errorShape(
+          ErrorCodes.UNAVAILABLE,
+          "talk disabled: no connected iOS/Android nodes",
+        ),
+      );
+      return;
+    }
+    if (!validateTalkModeParams(params)) {
+      respond(
+        false,
+        undefined,
+        errorShape(
+          ErrorCodes.INVALID_REQUEST,
+          `invalid talk.mode params: ${formatValidationErrors(validateTalkModeParams.errors)}`,
+        ),
+      );
+      return;
+    }
+    const payload = {
+      enabled: (params as { enabled: boolean }).enabled,
+      phase: (params as { phase?: string }).phase ?? null,
+      ts: Date.now(),
+    };
+    context.broadcast("talk.mode", payload, { dropIfSlow: true });
+    respond(true, payload, undefined);
+  },
+};