1 files changed, 69 insertions, 0 deletions
diff --git a/src/state/preferences/trending.tsx b/src/state/preferences/trending.tsx
new file mode 100644
index 000000000..bf5d8f13c
--- /dev/null
+++ b/src/state/preferences/trending.tsx
@@ -0,0 +1,69 @@
+import React from 'react'
+
+import * as persisted from '#/state/persisted'
+
+type StateContext = {
+  trendingDisabled: Exclude<persisted.Schema['trendingDisabled'], undefined>
+}
+type ApiContext = {
+  setTrendingDisabled(
+    hidden: Exclude<persisted.Schema['trendingDisabled'], undefined>,
+  ): void
+}
+
+const StateContext = React.createContext<StateContext>({
+  trendingDisabled: Boolean(persisted.defaults.trendingDisabled),
+})
+const ApiContext = React.createContext<ApiContext>({
+  setTrendingDisabled() {},
+})
+
+function usePersistedBooleanValue<T extends keyof persisted.Schema>(key: T) {
+  const [value, _set] = React.useState(() => {
+    return Boolean(persisted.get(key))
+  })
+  const set = React.useCallback<
+    (value: Exclude<persisted.Schema[T], undefined>) => void
+  >(
+    hidden => {
+      _set(Boolean(hidden))
+      persisted.write(key, hidden)
+    },
+    [key, _set],
+  )
+  React.useEffect(() => {
+    return persisted.onUpdate(key, hidden => {
+      _set(Boolean(hidden))
+    })
+  }, [key, _set])
+
+  return [value, set] as const
+}
+
+export function Provider({children}: React.PropsWithChildren<{}>) {
+  const [trendingDisabled, setTrendingDisabled] =
+    usePersistedBooleanValue('trendingDisabled')
+
+  /*
+   * Context
+   */
+  const state = React.useMemo(() => ({trendingDisabled}), [trendingDisabled])
+  const api = React.useMemo(
+    () => ({setTrendingDisabled}),
+    [setTrendingDisabled],
+  )
+
+  return (
+    <StateContext.Provider value={state}>
+      <ApiContext.Provider value={api}>{children}</ApiContext.Provider>
+    </StateContext.Provider>
+  )
+}
+
+export function useTrendingSettings() {
+  return React.useContext(StateContext)
+}
+
+export function useTrendingSettingsApi() {
+  return React.useContext(ApiContext)
+}