Refactor onboarding suggested follows (#1897)

* Refactor onboarding suggested follows

* Fix error state, track call

* Remove todo

* Use flatmap

* Add additional try catch

* Remove todo

src/state/queries/suggested-follows.ts

@@ -0,0 +1,75 @@
+import {AppBskyActorGetSuggestions, moderateProfile} from '@atproto/api'
+import {
+  useInfiniteQuery,
+  useMutation,
+  InfiniteData,
+  QueryKey,
+} from '@tanstack/react-query'
+
+import {useSession} from '#/state/session'
+import {useModerationOpts} from '#/state/queries/preferences'
+
+export const suggestedFollowsQueryKey = ['suggested-follows']
+
+export function useSuggestedFollowsQuery() {
+  const {agent, currentAccount} = useSession()
+  const moderationOpts = useModerationOpts()
+
+  return useInfiniteQuery<
+    AppBskyActorGetSuggestions.OutputSchema,
+    Error,
+    InfiniteData<AppBskyActorGetSuggestions.OutputSchema>,
+    QueryKey,
+    string | undefined
+  >({
+    enabled: !!moderationOpts,
+    queryKey: suggestedFollowsQueryKey,
+    queryFn: async ({pageParam}) => {
+      const res = await agent.app.bsky.actor.getSuggestions({
+        limit: 25,
+        cursor: pageParam,
+      })
+
+      res.data.actors = res.data.actors
+        .filter(
+          actor => !moderateProfile(actor, moderationOpts!).account.filter,
+        )
+        .filter(actor => {
+          const viewer = actor.viewer
+          if (viewer) {
+            if (
+              viewer.following ||
+              viewer.muted ||
+              viewer.mutedByList ||
+              viewer.blockedBy ||
+              viewer.blocking
+            ) {
+              return false
+            }
+          }
+          if (actor.did === currentAccount?.did) {
+            return false
+          }
+          return true
+        })
+
+      return res.data
+    },
+    initialPageParam: undefined,
+    getNextPageParam: lastPage => lastPage.cursor,
+  })
+}
+
+export function useGetSuggestedFollowersByActor() {
+  const {agent} = useSession()
+
+  return useMutation({
+    mutationFn: async (actor: string) => {
+      const res = await agent.app.bsky.graph.getSuggestedFollowsByActor({
+        actor: actor,
+      })
+
+      return res.data
+    },
+  })
+}