HN Skins

Read HN in style!

Tendrás que instalar una extensión para tu navegador como Tampermonkey, Greasemonkey o Violentmonkey si quieres utilizar este script.

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

Tendrás que instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Userscripts para instalar este script.

Tendrás que instalar una extensión como Tampermonkey antes de poder instalar este script.

Necesitarás instalar una extensión para administrar scripts de usuario si quieres instalar este script.

(Ya tengo un administrador de scripts de usuario, déjame instalarlo)

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

(Ya tengo un administrador de estilos de usuario, déjame instalarlo)

// ==UserScript==
// @name        HN Skins
// @version     0.3.0
// @description Read HN in style!
// @author      Susam Pal
// @match       https://news.ycombinator.com/*
// @namespace   susam
// @license     MIT
// ==/UserScript==
(function () {
  const skins = {
    Cafe: skCafe,
    Courier: skCourier,
    London: skLondon,
    Midnight: skMidnight,
    Terminal: skTerminal,
    None: null
  }

  function skCafe () {
    const style = document.createElement('style')
    style.className = 'skStyle skCafe'
    style.textContent = `
      body {
        background: #ffe;
      }
      * a:visited {
        color: #754 !important;
      }
      td[bgcolor] *, * a:link, td, span, div, font, input, textarea {
        color: #400 !important;
      }
      .c5A, .c73 {
        color: #633 !important;
      }
      .c88, .c9C {
        color: #966 !important;
      }
      .cBE, .cDD {
        color: #c99 !important;
      }
      td[bgcolor] {
        background: #fa3;
      }
      table#hnmain {
        background: #fec;
      }
      td[bgcolor] * {
        color: #000 !important;
      }
      td, span, div, font, input, textarea {
        font-family: monospace, monospace !important;
      }
      input, textarea {
        background: #fc9;
      }
      .hnuser font { /* green user */
        color: #060 !important;
      }
      .topsel {
        font-weight: bold;
      }
    `
    spacingStyle()
    window.document.head.append(style)
  }

  function skCourier () {
    const style = document.createElement('style')
    style.className = 'skStyle skCourier'
    style.textContent = `
      * a:visited {
        color: #666 !important;
      }
      td[bgcolor] *, * a:link, td, span, div, font, input, textarea {
        color: #000 !important;
      }
      .c5A, .c73 {
        color: #666 !important;
      }
      .c88, .c9C {
        color: #999 !important;
      }
      .cBE, .cDD {
        color: #ccc !important;
      }
      td[bgcolor] {
        background: #eee;
        border: thin solid #666;
      }
      table#hnmain {
        background: #fff;
      }
      td[bgcolor] * {
        color: #000 !important;
      }
      td, span, div, font, input, textarea {
        font-family: courier, monospace !important;
      }
      img {
        filter: saturate(0);
      }
      .hnuser font { /* green user */
        color: #060;
      }
      .topsel {
        font-weight: bold;
      }
    `
    spacingStyle()
    window.document.head.append(style)
  }

  function skLondon () {
    const style = document.createElement('style')
    style.className = 'skStyle skLondon'
    style.textContent = `
      body {
        background: #eee;
      }
      * a:visited {
        color: #666 !important;
      }
      td[bgcolor] *, * a:link, td, span, div, font, input, textarea {
        color: #000 !important;
      }
      .c5A, .c73 {
        color: #666 !important;
      }
      .c88, .c9C {
        color: #999 !important;
      }
      .cBE, .cDD {
        color: #ccc !important;
      }
      td[bgcolor] {
        background: #333;
      }
      td[bgcolor] * {
        color: #fff !important;
      }
      table#hnmain {
        background: #fff;
      }
      td, span, div, font, input, textarea {
        font-family: georgia, times, serif !important;
        font-size: large !important;
        color: #000;
      }
      img {
        filter: saturate(0);
        margin-right: 0.5em;
      }
      .topsel {
        font-weight: bold;
      }
      .hnuser font { /* green user */
        color: #060;
      }
    `
    spacingStyle()
    window.document.head.append(style)
  }

  function skMidnight () {
    const style = document.createElement('style')
    style.className = 'skStyle skMidnight'
    style.textContent = `
      body {
        background: #111;
      }
      * a:visited {
        color: #888 !important;
      }
      td[bgcolor] *, * a:link, td, span, div, font, input, textarea {
        color: #ccc !important;
      }
      .c5A, .c73 {
        color: #999 !important;
      }
      .c88, .c9C {
        color: #666 !important;
      }
      .cBE, .cDD {
        color: #333 !important;
      }
      td[bgcolor] {
        background: #333;
      }
      table#hnmain {
        background: #000;
      }
      img {
        filter: saturate(0);
      }
      input, textarea {
        background: #000;
      }
      .hnuser font { /* green user */
        color: #3c3 !important;
      }
      .topsel {
        font-weight: bold;
      }
    `
    spacingStyle()
    window.document.head.append(style)
  }

  function skTerminal () {
    const style = document.createElement('style')
    style.className = 'skStyle skTerminal'
    style.textContent = `
      body {
        background: #020;
      }
      * a:visited {
        color: #0b0 !important;
      }
      td[bgcolor] *, * a:link, td, span, div, font, input, textarea {
        color: #3f3 !important;
      }
      .c5A, .c73 {
        color: #3c3 !important;
      }
      .c88, .c9C {
        color: #393 !important;
      }
      .cBE, .cDD {
        color: #363 !important;
      }
      td[bgcolor] {
        background: #030;
      }
      table#hnmain {
        background: #010;
      }
      td, span, div, font, input, textarea {
        font-family: monospace, monospace !important;
      }
      img {
        filter: hue-rotate(75deg);;
      }
      input, textarea {
        background: #000;
      }
      .hnuser font { /* green user */
        color: #f9f !important;
      }
      .topsel {
        font-weight: bold;
      }
      .votearrow {
        filter: sepia(1) hue-rotate(90deg) saturate(3);
      }
    `
    spacingStyle()
    window.document.head.append(style)
  }

  function spacingStyle () {
    const style = document.createElement('style')
    style.className = 'skStyle spacing'
    style.textContent = `
      .spacer {
        height: 1.25em !important;
      }
      td, span, div, font, input, textarea {
        font-size: medium !important;
      }
      p {
        margin: 1em 0 !important;
      }
      .pagetop {
        line-height: 1.5em;
      }
      .pagetop b {
        margin-right: 1em;
      }
      .subtext {
        padding-top: 0.5em;
      }
      .toptext {
        padding-top: 0.5em;
      }
      .toptext, .comment {
        line-height: 1.5em;
      }
      .reply p {
        margin-bottom: 0.5em !important;
      }
      #bigbox > td {
        padding-top: 0.5em;
      }
    `
    window.document.head.append(style)
  }

  function dialogStyle () {
    const style = document.createElement('style')
    style.className = 'skStyle dialog'
    style.textContent = `
      dialog {
        background: #fec;
        border: thick double #653;
        padding: 1.5em;
      }
      dialog * {
        color: #431;
        font-family: courier, monospace;
        font-size: medium;
      }
      dialog h1 {
        font-size: 1.5em;
        margin: 0;
        text-align: center;
      }
      dialog button {
        font-family: courier, monospace;
        font-size: medium;
        display: block;
        margin: 0 auto;
        min-width: 10em;
        background: #edb;
        padding: 0.25em;
      }
      dialog button:active {
        background: #cb9;
      }
      #skinOptions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: repeat(3, auto);
        grid-auto-flow: column;
        gap: 1em 2em;
        margin: 1.5em 0;
      }
    `
    window.document.head.append(style)
  }

  function loadSkin () {
    for (const style of document.querySelectorAll('.skStyle')) {
      style.remove()
    }
    const name = window.localStorage.getItem('hnskin')
    console.log('Last saved skin:', name)
    if (name === null || skins[name] === null || skins[name] === undefined) {
      console.log('Forgetting invalid skin:', name)
      window.localStorage.removeItem('hnskin')
    } else {
      console.log('Loading skin:', name)
      skins[name]()
    }
    dialogStyle()
  }

  function handleRadio (e) {
    const name = e.target.value
    if (name === 'None') {
      window.localStorage.removeItem('hnskin')
    } else {
      window.localStorage.setItem('hnskin', name)
    }
    loadSkin()
  }

  function effectiveSkinName () {
    return window.localStorage.getItem('hnskin') || 'None'
  }

  function initDialog () {
    const dialog = document.createElement('dialog')
    dialog.id = 'dialog'
    document.body.append(dialog)

    const h1 = document.createElement('h1')
    h1.textContent = 'Select Skin'
    dialog.append(h1)

    const form = document.createElement('form')
    form.method = 'dialog'
    dialog.append(form)

    const divOptions = document.createElement('div')
    divOptions.id = 'skinOptions'
    form.append(divOptions)

    for (const key of Object.keys(skins)) {
      const div = document.createElement('div')
      divOptions.append(div)

      const input = document.createElement('input')
      input.id = 'sk' + key
      input.type = 'radio'
      input.name = 'skin'
      input.value = key
      input.checked = effectiveSkinName() === key
      input.addEventListener('change', handleRadio)
      div.append(input)

      const label = document.createElement('label')
      label.htmlFor = 'sk' + key
      label.textContent = key
      div.append(label)
    }

    const button = document.createElement('button')
    button.textContent = 'Close'
    form.append(button)
  }

  function showDialog (e) {
    e.preventDefault()
    const dialog = document.getElementById('dialog')
    dialog.showModal()
  }

  function init () {
    if (document.getElementById('skinOptions')) {
      return
    }

    initDialog()

    const top = document.querySelector('.pagetop')
    if (top !== null) {
      const anchor = document.createElement('a')
      anchor.href = '#'
      anchor.textContent = 'skins'
      anchor.addEventListener('click', showDialog)
      top.append(' | ', anchor)
    }
    loadSkin()
  }

  init()
})()