FA Mobile Enhancer

Keep Navigation buttons at the top.Add infinite scrolling to Browse, Search and Gallery.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        FA Mobile Enhancer
// @namespace   Userscripts
// @match       https://www.furaffinity.net/*
// @grant       GM.addStyle
// @version     0.0.1
// @author      LinHQ1999
// @license     AGPLv3
// @description Keep Navigation buttons at the top.Add infinite scrolling to Browse, Search and Gallery.
// ==/UserScript==

(async function () {
  const S = {
    gallery: 'section.gallery',
    blocked: 'blocked-content',
    searchForm: 'search-form'
  }
  const C = [
    {
      key: 'browse',
      navigatorStr: 'body div.navigation',
      navigator: document.querySelector('body div.navigation'),
      boundry: document.querySelectorAll('body div.navigation')[1],
      update(doc) {
        const newNav = doc.querySelector(this.navigatorStr)
        this.navigator.replaceWith(newNav)
        this.navigator = newNav
      },
      next() {
        const next = this.navigator.querySelectorAll('form')[1]
        return fetch(next.action, {
          method: 'POST',
          body: new FormData(next)
        })
      }
    },
    {
      key: 'search',
      navigator: document.querySelector('.pagination'),
      navigatorStr: '.pagination',
      boundry: document.querySelectorAll('.pagination')[1],
      next() {
        const form = document.getElementById(S.searchForm)
        console.log(form)
        const data = new FormData(form)
        data.set('next_page', 'Next')
        return fetch(form.action, {
          method: 'POST',
          body: data
        })
      },
      update(doc) {
        const newNav = doc.querySelector(this.navigatorStr)
        this.navigator.replaceWith(newNav)
        this.navigator = newNav

        const newPage = doc.getElementById("page")
        document.querySelector('#page').replaceWith(newPage)
      }
    }, {
      key: 'gallery',
      navigator: document.querySelector('.gallery-navigation'),
      navigatorStr:'.gallery-navigation',
      boundry: document.querySelectorAll('.gallery-navigation')[1],
      next() {
        const nextBtns = this.navigator.querySelectorAll('form')
        const next = nextBtns[nextBtns.length - 1]
        return fetch(next.action, {
          method: 'POST',
          body: new FormData(next)
        })
      },
      update(doc) {
        const newNav = doc.querySelector(this.navigatorStr)
        this.navigator.replaceWith(newNav)
        this.navigator = newNav
      }
    }
  ]
  const cfg = C.find(c => window.location.pathname.includes(c.key))
  if (!cfg) return

  GM.addStyle(`
    .news-block, .main-window>*:not(.site-content) {
      display: none;
    }
    body {
      height: 100vh;
      overflow: auto;
    }
    #pageid-browse .navigation:nth-child(1), .pagination, .gallery-navigation {
      position: sticky;
      top: 0;
      -webkit-backdrop-filter: blur(4px);
      backdrop-filter: blur(4px);
      z-index: 9;
    }
    `)

  const parser = new DOMParser()

  let loading = false
  const ob = new IntersectionObserver(([entry]) => {
    const { y, height } = entry.boundingClientRect
    const total = entry.rootBounds.height
    if (entry.isIntersecting && (y + height) >= total && !loading) {
      loading = true
      cfg.next()
        .then(async (resp) => {
          const docStr = await resp.text()
          const doc = parser.parseFromString(docStr, 'text/html')
          cfg?.update(doc)

          const gallery = doc.querySelector(S.gallery)
          gallery.querySelectorAll('img')
            .forEach(img => img.classList.remove(S.blocked))
          document.querySelector(S.gallery)?.append(...gallery.childNodes)
        })
        .catch(err => {
          alert(err)
          console.error(err)
        })
        .finally(() => loading = false)
    }
  }, {
    root: document.body,
    threshold: 0.5
  })

  ob.observe(cfg.boundry)
})()