Create logged-out view for group chat invites (#10598)

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

src/state/queries/messages/request-join-group-chat.ts

@@ -0,0 +1,37 @@
+import {type ChatBskyGroupRequestJoin} from '@atproto/api'
+import {useMutation} from '@tanstack/react-query'
+
+import {DM_SERVICE_HEADERS} from '#/lib/constants'
+import {logger} from '#/logger'
+import {useAgent, useSession} from '#/state/session'
+
+export function useRequestJoinGroupChat({
+  onSuccess,
+  onError,
+}: {
+  onSuccess?: (data: ChatBskyGroupRequestJoin.OutputSchema) => void
+  onError?: (error: Error) => void
+} = {}) {
+  const agent = useAgent()
+  const {hasSession} = useSession()
+
+  return useMutation({
+    mutationFn: async ({code}: {code: string}) => {
+      if (!hasSession) throw new Error('Must be logged in to join')
+      if (!code) throw new Error('No invite code')
+
+      const res = await agent.chat.bsky.group.requestJoin(
+        {code},
+        {headers: DM_SERVICE_HEADERS},
+      )
+      return res.data
+    },
+    onSuccess: data => {
+      onSuccess?.(data)
+    },
+    onError: error => {
+      logger.error('Failed to join group chat', {safeMessage: error})
+      onError?.(error)
+    },
+  })
+}

src/state/queries/messages/withdraw-join-group-chat.ts

@@ -0,0 +1,38 @@
+import {type ChatBskyGroupWithdrawJoinRequest} from '@atproto/api'
+import {useMutation} from '@tanstack/react-query'
+
+import {DM_SERVICE_HEADERS} from '#/lib/constants'
+import {logger} from '#/logger'
+import {useAgent, useSession} from '#/state/session'
+
+export function useWithdrawJoinGroupChatRequest({
+  onSuccess,
+  onError,
+}: {
+  onSuccess?: (data: ChatBskyGroupWithdrawJoinRequest.OutputSchema) => void
+  onError?: (error: Error) => void
+} = {}) {
+  const agent = useAgent()
+  const {hasSession} = useSession()
+
+  return useMutation({
+    mutationFn: async ({convoId}: {convoId: string}) => {
+      if (!hasSession)
+        throw new Error('Must be logged in to withdraw a join request')
+      if (!convoId) throw new Error('No convoId provided')
+
+      const res = await agent.chat.bsky.group.withdrawJoinRequest(
+        {convoId},
+        {headers: DM_SERVICE_HEADERS},
+      )
+      return res.data
+    },
+    onSuccess: data => {
+      onSuccess?.(data)
+    },
+    onError: error => {
+      logger.error('Failed to withdraw join request', {safeMessage: error})
+      onError?.(error)
+    },
+  })
+}