From b553325d7c5a3f9517283566f5616220d76ed4df Mon Sep 17 00:00:00 2001
From: tophf <tophf@gmx.com>
Date: Wed, 29 Dec 2021 13:26:10 +0300
Subject: [PATCH] simplify css + save + autosave

---
 _locales/en/messages.json |   3 --
 edit.html                 |  65 +++++++++++-----------
 edit/edit.css             |   4 --
 edit/settings.css         |  46 ++++++----------
 edit/settings.js          | 111 +++++++++++++++++++-------------------
 5 files changed, 102 insertions(+), 127 deletions(-)

diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index 46655400..a6c4d3c2 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -88,9 +88,6 @@
     "message": "Author",
     "description": "Label for the style author"
   },
-  "autosaveNotice": {
-    "message": "Changes are saved automatically"
-  },
   "backupButtons": {
     "message": "Backup",
     "description": "Heading for backup"
diff --git a/edit.html b/edit.html
index 79881afc..a433dee9 100644
--- a/edit.html
+++ b/edit.html
@@ -231,44 +231,41 @@
     </template>
 
     <template data-id="styleSettings">
-      <fieldset class="style-settings can-close-on-esc">
-        <!-- <label class="style-origin">
-          <span class="form-label" i18n-text="styleOriginLabel"></span>
-          <input id="styleOrigin" type="text">
-        </label> -->
-        <label class="form-group style-update-url">
-          <span class="form-label" i18n-text="styleUpdateUrlLabel"></span>
-          <input type="text">
-        </label>
-        <div class="form-group style-prefer-scheme radio-group">
-          <!-- FIXME: should we use a different message from install page? -->
-          <span class="form-label" i18n-text="installPreferSchemeLabel"></span>
-          <label class="radio-item">
-            <input type="radio" name="preferScheme" value="none">
-            <span class="radio-label" i18n-text="installPreferSchemeNone"></span>
+      <div>
+        <fieldset class="style-settings can-close-on-esc">
+          <label i18n-text="styleUpdateUrlLabel">
+            <input id="ss-update-url" type="text">
           </label>
-          <label class="radio-item">
-            <input type="radio" name="preferScheme" value="dark">
-            <span class="radio-label" i18n-text="installPreferSchemeDark"></span>
+          <div>
+            <div i18n-text="installPreferSchemeLabel"></div>
+            <label i18n-text-append="installPreferSchemeNone">
+              <input name="ss-scheme" type="radio" value="none">
+            </label>
+            <label i18n-text-append="installPreferSchemeDark">
+              <input name="ss-scheme" type="radio" value="dark">
+            </label>
+            <label i18n-text-append="installPreferSchemeLight">
+              <input name="ss-scheme" type="radio" value="light">
+            </label>
+          </div>
+          <label i18n-text="styleIncludeLabel">
+            <textarea id="ss-inclusions" spellcheck="false"
+                      placeholder="*://site1.com/*&#10;*://site2.com/*"></textarea>
           </label>
-          <label class="radio-item">
-            <input type="radio" name="preferScheme" value="light">
-            <span class="radio-label" i18n-text="installPreferSchemeLight"></span>
+          <label i18n-text="styleExcludeLabel">
+            <textarea id="ss-exclusions" spellcheck="false"
+                      placeholder="*://site1.com/*&#10;*://site2.com/*"></textarea>
           </label>
+        </fieldset>
+        <div class="buttons">
+          <button id="ss-save" i18n-text="confirmSave" disabled></button>
+          <label i18n-title="configOnChangeTooltip" i18n-text-append="configOnChange">
+            <input id="config.autosave" type="checkbox">
+            <svg class="svg-icon checked"><use xlink:href="#svg-icon-checked"/></svg>
+          </label>
+          <button id="ss-close" i18n-text="confirmClose"></button>
         </div>
-        <label class="form-group style-include">
-          <span class="form-label" i18n-text="styleIncludeLabel"></span>
-          <textarea spellcheck="false" placeholder="*://site1.com/*&#10;*://site2.com/*"></textarea>
-        </label>
-        <label class="form-group style-exclude">
-          <span class="form-label" i18n-text="styleExcludeLabel"></span>
-          <textarea spellcheck="false" placeholder="*://site1.com/*&#10;*://site2.com/*"></textarea>
-        </label>
-        <!-- <label class="style-always-important">
-          <input type="checkbox">
-          <span class="form-label" i18n-text="styleAlwaysImportantLabel"></span>
-        </label> -->
-      </fieldset>
+      </div>
     </template>
 
     <link href="vendor/codemirror/lib/codemirror.css" rel="stylesheet">
diff --git a/edit/edit.css b/edit/edit.css
index ffebe4fe..0da9ca1d 100644
--- a/edit/edit.css
+++ b/edit/edit.css
@@ -411,10 +411,6 @@ input:invalid {
 .edit-actions button {
   margin-right: .2rem;
 }
-.dirty > label::before {
-  content: "*";
-  font-weight: bold;
-}
 #sections {
   counter-reset: codebox;
 }
diff --git a/edit/settings.css b/edit/settings.css
index 2b215c73..32397434 100644
--- a/edit/settings.css
+++ b/edit/settings.css
@@ -1,3 +1,6 @@
+#help-popup.style-settings-popup.dirty .title::after {
+  content: ' *';
+}
 .compact-layout #help-popup.style-settings-popup {
   width: 90%;
 }
@@ -6,48 +9,29 @@
   border: 0;
   margin: 0;
 }
+.style-settings > * {
+  display: block;
+  margin: 1rem 0;
+  padding: 0;
+}
 .style-settings > :first-child {
   margin-top: 0;
 }
 .style-settings > :last-child {
   margin-bottom: 0;
 }
-.form-group {
-  display: block;
-  margin: .6em 0;
-  padding: 0;
+.style-settings input[type=radio] {
+  margin-left: -.5em; /* compensate for label's 16px margin in edit.css */
 }
-.form-label {
-  display: inline-block;
-  margin: .3em 0;
-}
-[disabled] .form-label {
-  opacity: 0.4;
-}
-.form-group input[type=text],
-.form-group input[type=number],
-.form-group select,
-.form-group textarea {
+.style-settings input[type=text],
+.style-settings input[type=number],
+.style-settings select,
+.style-settings textarea {
   display: block;
   width: 100%;
+  margin-top: .25em;
   box-sizing: border-box;
 }
-.radio-group .form-label {
-  display: block;
-}
-.radio-item {
-  display: flex;
-  margin: 0.3em 0 .3em;
-  padding: 0;
-  align-items: center;
-  width: max-content;
-}
-.radio-item input {
-  margin: 0 0.6em 0 0;
-}
-[disabled] .radio-label {
-  opacity: 0.4;
-}
 .style-settings textarea {
   resize: vertical;
   min-width: 33vw;
diff --git a/edit/settings.js b/edit/settings.js
index ccf44363..0decb184 100644
--- a/edit/settings.js
+++ b/edit/settings.js
@@ -1,90 +1,91 @@
-/* global $ $$ $create moveFocus */// dom.js
+/* global $ $$ moveFocus setupLivePrefs */// dom.js
 /* global API */// msg.js
 /* global editor */
 /* global helpPopup */// util.js
 /* global t */// localization.js
+/* global debounce */// toolbox.js
 /* exported StyleSettings */
 'use strict';
 
 function StyleSettings() {
-  const {style} = editor;
+  const AUTOSAVE_DELAY = 500; // same as config-dialog.js
   const ui = t.template.styleSettings.cloneNode(true);
-  const inputs = [
-    createInput('.style-update-url input', () => style.updateUrl || '',
-      e => API.styles.config(style.id, 'updateUrl', e.target.value)),
-    createRadio('.style-prefer-scheme input', () => style.preferScheme || 'none',
-      e => API.styles.config(style.id, 'preferScheme', e.target.value)),
-    ...[
-      ['.style-include', 'inclusions'],
-      ['.style-exclude', 'exclusions'],
-    ].map(createArea),
+  const elAuto = $('[id="config.autosave"]', ui);
+  const elSave = $('#ss-save', ui);
+  const pendingSetters = new Map();
+  const {style} = editor;
+  const updaters = [
+    initInput('#ss-update-url', () => style.updateUrl || '',
+      val => API.styles.config(style.id, 'updateUrl', val)),
+    initRadio('ss-scheme', () => style.preferScheme || 'none',
+      val => API.styles.config(style.id, 'preferScheme', val)),
+    initArea('inclusions'),
+    initArea('exclusions'),
   ];
   (editor.updateSettings = () => {
-    inputs.forEach(i => i.update());
+    updaters.forEach(fn => fn());
   })();
-  helpPopup.show(t('styleSettings'), $create([
-    ui,
-    $create('.buttons', [
-      $create('button', {
-        onclick: helpPopup.close,
-        title: t('autosaveNotice'),
-      }, t('confirmClose')),
-    ]),
-  ]), {
+  helpPopup.show(t('styleSettings'), ui, {
     className: 'style-settings-popup',
   });
+  elSave.onclick = save;
+  $('#ss-close', ui).onclick = helpPopup.close;
+  setupLivePrefs([elAuto.id]);
   moveFocus(ui, 0);
 
-  function textToList(text) {
-    const list = text.split(/\s*\r?\n\s*/g);
-    return list.filter(Boolean);
+  function autosave(el, setter) {
+    pendingSetters.set(el, setter);
+    helpPopup.div.classList.add('dirty');
+    elSave.disabled = false;
+    if (elAuto.checked) debounce(save, AUTOSAVE_DELAY);
   }
 
-  function createArea([parentSel, type]) {
-    const sel = parentSel + ' textarea';
-    const el = $(sel, ui);
-    el.on('input', () => {
+  function initArea(type) {
+    const selector = `#ss-${type}`;
+    const el = $(selector, ui);
+    el.oninput = () => {
       const val = el.value;
       el.rows = val.match(/^/gm).length + !val.endsWith('\n');
-    });
-    return createInput(sel,
+    };
+    return initInput(selector,
       () => {
         const list = style[type] || [];
         const text = list.join('\n');
         el.rows = (list.length || 1) + 1;
         return text;
       },
-      () => API.styles.config(style.id, type, textToList(el.value))
+      val => API.styles.config(style.id, type, textToList(val))
     );
   }
 
-  function createRadio(selector, getter, setter) {
-    const els = $$(selector, ui);
-    for (const el of els) {
-      el.addEventListener('change', e => {
-        if (el.checked) {
-          setter(e);
-        }
-      });
-    }
-    return {
-      update() {
-        for (const el of els) {
-          if (el.value === getter()) {
-            el.checked = true;
-          }
-        }
-      },
+  function initInput(selector, getter, setter) {
+    const el = $(selector, ui);
+    el.oninput = () => autosave(el, setter);
+    return () => {
+      const val = getter();
+      // Skipping if unchanged to preserve the Undo history of the input
+      if (el.value !== val) el.value = val;
     };
   }
 
-  function createInput(selector, getter, setter) {
-    const el = $(selector, ui);
-    el.addEventListener('change', setter);
-    return {
-      update() {
-        el.value = getter();
-      },
+  function initRadio(name, getter, setter) {
+    for (const el of $$(`[name="${name}"]`, ui)) {
+      el.onchange = () => {
+        if (el.checked) autosave(el, setter);
+      };
+    }
+    return () => {
+      $(`[name="${name}"][value="${getter()}"]`, ui).checked = true;
     };
   }
+
+  function save() {
+    pendingSetters.forEach((fn, el) => fn(el.value));
+    helpPopup.div.classList.remove('dirty');
+    elSave.disabled = true;
+  }
+
+  function textToList(text) {
+    return text.split(/\n/).map(s => s.trim()).filter(Boolean);
+  }
 }