migrate the notification settings queries to the appview and chat clients

App preferences live on the appview and chat preferences on the chat
service, so the combined update mutation holds both clients.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/state/queries/notifications/settings.ts

@@ -10,10 +10,10 @@ import {
   useQueryClient,
 } from '@tanstack/react-query'
 
-import {DM_SERVICE_HEADERS} from '#/lib/constants'
 import {logger} from '#/logger'
-import {useAgent} from '#/state/session'
+import {useAppviewClient, useChatClient} from '#/state/session'
 import * as Toast from '#/components/Toast'
+import {app, chat} from '#/lexicons'
 
 const RQKEY_ROOT = 'notification-settings'
 const RQKEY_APP = [RQKEY_ROOT, 'app']
@@ -67,13 +67,13 @@ type ChatNotificationSettingsUpdate =
 export function useNotificationSettingsQuery({
   enabled,
 }: {enabled?: boolean} = {}) {
-  const agent = useAgent()
+  const client = useAppviewClient()
 
   return useQuery({
     queryKey: RQKEY_APP,
     queryFn: async (): Promise<AppNotificationSettingsPreferences> => {
-      const res = await agent.app.bsky.notification.getPreferences()
-      return appPreferencesWithoutChat(res.data.preferences)
+      const data = await client.call(app.bsky.notification.getPreferences)
+      return appPreferencesWithoutChat(data.preferences)
     },
     enabled,
   })
@@ -82,21 +82,24 @@ export function useNotificationSettingsQuery({
 export function useChatNotificationSettingsQuery({
   enabled,
 }: {enabled?: boolean} = {}) {
-  const agent = useAgent()
+  const client = useChatClient()
 
   return useQuery({
     queryKey: RQKEY_CHAT,
     queryFn: async (): Promise<ChatNotificationSettingsPreferences> => {
-      const res = await agent.chat.bsky.notification.getPreferences(undefined, {
-        headers: DM_SERVICE_HEADERS,
-      })
-      return chatPreferencesForSettings(res.data.preferences)
+      const data = await client.call(chat.bsky.notification.getPreferences)
+      return chatPreferencesForSettings(data.preferences)
     },
     enabled,
   })
 }
 export function useNotificationSettingsUpdateMutation() {
-  const agent = useAgent()
+  /*
+   * App preferences live on the appview and chat preferences on the chat
+   * service, so a combined update fans out over both clients.
+   */
+  const appviewClient = useAppviewClient()
+  const chatClient = useChatClient()
   const queryClient = useQueryClient()
 
   return useMutation({
@@ -104,13 +107,13 @@ export function useNotificationSettingsUpdateMutation() {
       const {appUpdate, chatUpdate} = splitNotificationSettingsUpdate(update)
       await Promise.all([
         hasUpdates(appUpdate)
-          ? agent.app.bsky.notification.putPreferencesV2(appUpdate)
+          ? appviewClient.call(
+              app.bsky.notification.putPreferencesV2,
+              appUpdate,
+            )
           : undefined,
         hasUpdates(chatUpdate)
-          ? agent.chat.bsky.notification.putPreferences(chatUpdate, {
-              headers: DM_SERVICE_HEADERS,
-              encoding: 'application/json',
-            })
+          ? chatClient.call(chat.bsky.notification.putPreferences, chatUpdate)
           : undefined,
       ])
     },