F2 to go to my mastodon instance

f2-to-mastodon.user.js

// ==UserScript==
// @name         F2 to go to my mastodon instance
// @include      /https:\/\/(.*)\/@(\w+)(\/[0-9]+)?/
// @include      /https:\/\/(.*)\/users\/(\w+)/
// @include      /https:\/\/(.*)\/notice\/([a-zA-Z]+)/
// @include      /https:\/\/(.*)\/notes\/([0-9a-z]+)/
// @grant        GM_xmlhttpRequest
// ==/UserScript==

// Based on https://github.com/rugk/mastodon-simplified-federation/issues/77#issuecomment-1328265632
// and extended to support more platforms and load statuses by using the search API from your instance.
// Should work to redirect from Mastodon, Pleroma/Akkoma, Misskey/Foundkey.

// PUT YOUR INSTANCE BELOW
const INSTANCE = 'joinmastodon.org'

// ADD A USER TOKEN BELOW
// Create it on https://${INSTANCE}/settings/applications and only set the "read:search" permission
const USER_TOKEN = ''

if (INSTANCE && USER_TOKEN) {
  addEventListener('keydown', (e) => {
    if (e.key === 'F2' && (
      document.body.firstElementChild.id === 'mastodon' || // Mastodon
      document.querySelector('body > #misskey_app') !== null || // Misskey/Foundkey
      location.href.includes('/notice/') || location.href.includes('/users/') // Pleroma/Akkoma
    )) {
      e.preventDefault()

      // Search for the status or account and redirect if found
      GM_xmlhttpRequest({
        url: `https://${INSTANCE}/api/v2/search?resolve=true&q=${location.href}`,
        method: 'get',
        headers: { Authorization: 'Bearer ' + USER_TOKEN },
        responseType: 'json',
        onload: (r) => {
          if (r.response.statuses.length > 0) {
            const s = r.response.statuses[0]
            location.href = `https://${INSTANCE}/@${s.account.acct}/${s.id}`
          } else if (r.response.accounts.length > 0) {
            const a = r.response.accounts[0]
            location.href = `https://${INSTANCE}/@${a.acct}`
          } else {
            alert('Status or account not found')
          }
        }
      })
    }
  })
}