feat: auto native commands defaults

src/config/commands.ts

@@ -0,0 +1,35 @@
+import type { NativeCommandsSetting } from "./types.js";
+import { normalizeProviderId } from "../providers/registry.js";
+import type { ProviderId } from "../providers/plugins/types.js";
+
+function resolveAutoDefault(providerId?: ProviderId): boolean {
+  const id = normalizeProviderId(providerId);
+  if (!id) return false;
+  if (id === "discord" || id === "telegram") return true;
+  if (id === "slack") return false;
+  return false;
+}
+
+export function resolveNativeCommandsEnabled(params: {
+  providerId: ProviderId;
+  providerSetting?: NativeCommandsSetting;
+  globalSetting?: NativeCommandsSetting;
+}): boolean {
+  const { providerId, providerSetting, globalSetting } = params;
+  const setting =
+    providerSetting === undefined ? globalSetting : providerSetting;
+  if (setting === true) return true;
+  if (setting === false) return false;
+  // auto or undefined -> heuristic
+  return resolveAutoDefault(providerId);
+}
+
+export function isNativeCommandsExplicitlyDisabled(params: {
+  providerSetting?: NativeCommandsSetting;
+  globalSetting?: NativeCommandsSetting;
+}): boolean {
+  const { providerSetting, globalSetting } = params;
+  if (providerSetting === false) return true;
+  if (providerSetting === undefined) return globalSetting === false;
+  return false;
+}