import { Accessor, createMemo, createResource } from "solid-js";
import { Account } from "../accounts/stores";
import { createRestAPIClient, mastodon } from "masto";

const restfulCache: Record<string, mastodon.rest.Client> = {}

export function createMastoClientFor(account: Account) {
  const cacheKey = [account.site, account.accessToken].join('')
  const cache = restfulCache[cacheKey]
  if (cache) return cache;

  const client = createRestAPIClient({
    url: account.site,
    accessToken: account.accessToken,
  })
  restfulCache[cacheKey] = client

  return client
}

export function useMastoClientFor(account: Accessor<Account>) {
  return createMemo(() => createMastoClientFor(account()))
}

export function createUnauthorizedClient(site: string) {
  const cache = restfulCache[site]
  if (cache) return cache;

  const client = createRestAPIClient({
    url: site
  })
  restfulCache[site] = client

  return client
}

export function useInstance(client: Accessor<mastodon.rest.Client>) {
  return createResource(client, async (client) => {
    return await client.v2.instance.fetch()
  })
}