add store

src/state/preferences/starter-pack.tsx

@@ -0,0 +1,35 @@
+import React from 'react'
+
+import * as persisted from '#/state/persisted'
+
+type StateContext = string | undefined
+type SetContext = (v: string) => void
+
+const stateContext = React.createContext<StateContext>(undefined)
+const setContext = React.createContext<SetContext>((_: string) => {})
+
+export function Provider({children}: {children: React.ReactNode}) {
+  const [state, setState] = React.useState<string>()
+
+  const setStateWrapped = (v: string) => {
+    setState(v)
+    persisted.write('starterPackId', v)
+  }
+
+  React.useEffect(() => {
+    return persisted.onUpdate(() => {
+      setState(persisted.get('starterPackId'))
+    })
+  }, [])
+
+  return (
+    <stateContext.Provider value={state}>
+      <setContext.Provider value={setStateWrapped}>
+        {children}
+      </setContext.Provider>
+    </stateContext.Provider>
+  )
+}
+
+export const useStarterPack = () => React.useContext(stateContext)
+export const useSetStarterPack = () => React.useContext(setContext)