From 24cd85688fb8e88ff6a280a45b5d3119298ae963 Mon Sep 17 00:00:00 2001
From: eight <eight04@gmail.com>
Date: Sun, 24 Sep 2017 16:54:21 +0800
Subject: [PATCH] WIP: install page + editor

---
 _locales/en/messages.json                     |   9 +-
 edit.html                                     |   3 +
 edit/edit.css                                 |  26 ----
 edit/edit.js                                  |  99 +--------------
 edit/source-editor.js                         |  10 +-
 install-usercss/install-usercss.css           |  22 +++-
 install-usercss/install-usercss.html          |  33 ++++-
 install-usercss/install-usercss.js            |  26 +++-
 .../codemirror/codemirror-default.css         |  26 ++++
 .../codemirror/codemirror-default.js          | 114 ++++++++++++++++++
 10 files changed, 222 insertions(+), 146 deletions(-)
 create mode 100644 vendor-overwrites/codemirror/codemirror-default.css
 create mode 100644 vendor-overwrites/codemirror/codemirror-default.js

diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index df58ec97..95c6ce81 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -415,8 +415,13 @@
     }
   },
   "installUpdateFromLabel": {
-    "message": "Install update from this URL",
-    "description": "Label for the checkbox to save current URL for update check"
+    "message": "Install update from $url$",
+    "description": "Label for the checkbox to save current URL for update check",
+    "placeholders": {
+      "url": {
+        "content": "$1"
+      }
+    }
   },
   "license": {
     "message": "License",
diff --git a/edit.html b/edit.html
index 5882e907..09c3a602 100644
--- a/edit.html
+++ b/edit.html
@@ -59,6 +59,9 @@
     <script src="vendor/codemirror/keymap/sublime.js"></script>
     <script src="vendor/codemirror/keymap/emacs.js"></script>
     <script src="vendor/codemirror/keymap/vim.js"></script>
+
+    <script src="/vendor-overwrites/codemirror/codemirror-default.js"></script>
+    <link rel="stylesheet" href="/vendor-overwrites/codemirror/codemirror-default.css">
     <link id="cm-theme" rel="stylesheet">
 
     <template data-id="appliesTo">
diff --git a/edit/edit.css b/edit/edit.css
index 19e57589..e1aff510 100644
--- a/edit/edit.css
+++ b/edit/edit.css
@@ -167,20 +167,10 @@ h2 .svg-icon, label .svg-icon {
   margin-left: 0.25rem;
 }
 /* code */
-.CodeMirror-hint:hover {
-  color: white;
-  background: #08f;
-}
 .code {
   height: 10rem;
   width: 40rem;
 }
-.CodeMirror {
-  border: solid #CCC 1px;
-}
-.CodeMirror-lint-mark-warning {
-  background: none;
-}
 .resize-grip-enabled .CodeMirror-scroll {
   height: auto !important;;
   position: absolute !important;
@@ -198,22 +188,6 @@ h2 .svg-icon, label .svg-icon {
 .resize-grip-enabled .CodeMirror-scrollbar-filler {
   bottom: 7px; /* make space for resize-grip */
 }
-.CodeMirror-dialog {
-  -webkit-animation: highlight 3s ease-out;
-}
-.CodeMirror-focused {
-  outline: -webkit-focus-ring-color auto 5px;
-  outline-offset: -2px;
-}
-.CodeMirror-search-field {
-  width: 10em;
-}
-.CodeMirror-jump-field {
-  width: 5em;
-}
-.CodeMirror-search-hint {
-  color: #888;
-}
 body[data-match-highlight="token"] .cm-matchhighlight-approved .cm-matchhighlight,
 body[data-match-highlight="token"] .CodeMirror-selection-highlight-scrollbar {
   animation: fadein-match-highlighter 1s cubic-bezier(.97,.01,.42,.98);
diff --git a/edit/edit.js b/edit/edit.js
index a4d7932a..0c45ea80 100644
--- a/edit/edit.js
+++ b/edit/edit.js
@@ -164,111 +164,16 @@ function setCleanSection(section) {
 
 function initCodeMirror() {
   const CM = CodeMirror;
-  const isWindowsOS = navigator.appVersion.indexOf('Windows') > 0;
   // lint.js is not loaded initially
-  // CodeMirror miserably fails on keyMap='' so let's ensure it's not
-  if (!prefs.get('editor.keyMap')) {
-    prefs.reset('editor.keyMap');
-  }
-
-  // default option values
-  Object.assign(CM.defaults, {
-    mode: 'css',
-    lineNumbers: true,
-    lineWrapping: true,
-    foldGutter: true,
-    gutters: [
-      'CodeMirror-linenumbers',
-      'CodeMirror-foldgutter',
-      ...(prefs.get('editor.linter') ? ['CodeMirror-lint-markers'] : []),
-    ],
-    matchBrackets: true,
-    highlightSelectionMatches: {showToken: /[#.\-\w]/, annotateScrollbar: true},
-    hintOptions: {},
-    lint: linterConfig.getForCodeMirror(),
-    lintReportDelay: prefs.get('editor.lintReportDelay'),
-    styleActiveLine: true,
-    theme: 'default',
-    keyMap: prefs.get('editor.keyMap'),
-    extraKeys: {
-      // independent of current keyMap
-      'Alt-Enter': 'toggleStyle',
-      'Alt-PageDown': 'nextEditor',
-      'Alt-PageUp': 'prevEditor'
-    }
-  }, prefs.get('editor.options'));
+  CM.defaults.lint = linterConfig.getForCodeMirror();
 
   // additional commands
   CM.commands.jumpToLine = jumpToLine;
   CM.commands.nextEditor = cm => nextPrevEditor(cm, 1);
   CM.commands.prevEditor = cm => nextPrevEditor(cm, -1);
   CM.commands.save = save;
-  CM.commands.blockComment = cm => {
-    cm.blockComment(cm.getCursor('from'), cm.getCursor('to'), {fullLines: false});
-  };
   CM.commands.toggleStyle = toggleStyle;
 
-  // 'basic' keymap only has basic keys by design, so we skip it
-
-  const extraKeysCommands = {};
-  Object.keys(CM.defaults.extraKeys).forEach(key => {
-    extraKeysCommands[CM.defaults.extraKeys[key]] = true;
-  });
-  if (!extraKeysCommands.jumpToLine) {
-    CM.keyMap.sublime['Ctrl-G'] = 'jumpToLine';
-    CM.keyMap.emacsy['Ctrl-G'] = 'jumpToLine';
-    CM.keyMap.pcDefault['Ctrl-J'] = 'jumpToLine';
-    CM.keyMap.macDefault['Cmd-J'] = 'jumpToLine';
-  }
-  if (!extraKeysCommands.autocomplete) {
-    // will be used by 'sublime' on PC via fallthrough
-    CM.keyMap.pcDefault['Ctrl-Space'] = 'autocomplete';
-    // OSX uses Ctrl-Space and Cmd-Space for something else
-    CM.keyMap.macDefault['Alt-Space'] = 'autocomplete';
-    // copied from 'emacs' keymap
-    CM.keyMap.emacsy['Alt-/'] = 'autocomplete';
-    // 'vim' and 'emacs' define their own autocomplete hotkeys
-  }
-  if (!extraKeysCommands.blockComment) {
-    CM.keyMap.sublime['Shift-Ctrl-/'] = 'blockComment';
-  }
-
-  if (isWindowsOS) {
-    // 'pcDefault' keymap on Windows should have F3/Shift-F3
-    if (!extraKeysCommands.findNext) {
-      CM.keyMap.pcDefault['F3'] = 'findNext';
-    }
-    if (!extraKeysCommands.findPrev) {
-      CM.keyMap.pcDefault['Shift-F3'] = 'findPrev';
-    }
-
-    // try to remap non-interceptable Ctrl-(Shift-)N/T/W hotkeys
-    ['N', 'T', 'W'].forEach(char => {
-      [
-        {from: 'Ctrl-', to: ['Alt-', 'Ctrl-Alt-']},
-        // Note: modifier order in CM is S-C-A
-        {from: 'Shift-Ctrl-', to: ['Ctrl-Alt-', 'Shift-Ctrl-Alt-']}
-      ].forEach(remap => {
-        const oldKey = remap.from + char;
-        Object.keys(CM.keyMap).forEach(keyMapName => {
-          const keyMap = CM.keyMap[keyMapName];
-          const command = keyMap[oldKey];
-          if (!command) {
-            return;
-          }
-          remap.to.some(newMod => {
-            const newKey = newMod + char;
-            if (!(newKey in keyMap)) {
-              delete keyMap[oldKey];
-              keyMap[newKey] = command;
-              return true;
-            }
-          });
-        });
-      });
-    });
-  }
-
   // user option values
   CM.getOption = o => CodeMirror.defaults[o];
   CM.setOption = (o, v) => {
@@ -278,8 +183,6 @@ function initCodeMirror() {
     });
   };
 
-  CM.modeURL = '/vendor/codemirror/mode/%N/%N.js';
-
   CM.prototype.getSection = function () {
     return this.display.wrapper.parentNode;
   };
diff --git a/edit/source-editor.js b/edit/source-editor.js
index e9ab02a7..635038d3 100644
--- a/edit/source-editor.js
+++ b/edit/source-editor.js
@@ -6,11 +6,6 @@
 'use strict';
 
 function createSourceEditor(style) {
-  const MODE = {
-    stylus: 'stylus',
-    uso: 'css'
-  };
-
   // style might be an object reference to background page
   style = deepCopy(style);
 
@@ -403,10 +398,9 @@ function createSourceEditor(style) {
     $('#enabled').checked = style.enabled;
     $('#url').href = style.url;
     const {usercssData: {preprocessor}} = style;
-    cm.setOption('mode', MODE[preprocessor] || 'css');
-    CodeMirror.autoLoadMode(cm, MODE[preprocessor] || 'css');
+    cm.setPreprocessor(preprocessor);
     // beautify only works with regular CSS
-    $('#beautify').disabled = MODE[preprocessor] && MODE[preprocessor] !== 'css';
+    $('#beautify').disabled = cm.getOption('mode') !== 'css';
     updateTitle();
   }
 
diff --git a/install-usercss/install-usercss.css b/install-usercss/install-usercss.css
index 1922f0ec..b9bf9307 100644
--- a/install-usercss/install-usercss.css
+++ b/install-usercss/install-usercss.css
@@ -10,16 +10,17 @@ body {
 
 .container {
   display: flex;
-  min-height: 100vh;
+  height: 100vh;
   align-items: stretch;
 }
 
 .header {
-  width: 280px;
+  flex: 0 0 280px;
   padding: 15px;
   border-right: 1px dashed #aaa;
   box-shadow: 0 0 50px -18px black;
   overflow-wrap: break-word;
+  overflow: auto;
 }
 
 .header > :first-child {
@@ -51,8 +52,8 @@ h1 small {
 }
 
 .actions label {
-  width: fit-content;
-  width: -moz-fit-content;
+  max-width: fit-content;
+  max-width: -moz-fit-content;
   display: flex;
   align-items: center;
   margin: 0.5em 0;
@@ -60,6 +61,11 @@ h1 small {
 
 .actions label input {
   margin: 0 0.5em 0 0;
+  flex: 0 0 auto;
+}
+
+.actions label span {
+  min-width: 0;
 }
 
 .external {
@@ -75,7 +81,13 @@ h1 small {
 }
 
 .main {
-  flex-grow: 1;
+  flex: 1 1 auto;
   overflow: hidden;
   overflow-wrap: break-word;
+  min-width: 0;
+}
+
+.main .code,
+.main .CodeMirror {
+  height: 100%;
 }
diff --git a/install-usercss/install-usercss.html b/install-usercss/install-usercss.html
index 72490773..65cdf144 100644
--- a/install-usercss/install-usercss.html
+++ b/install-usercss/install-usercss.html
@@ -6,13 +6,44 @@
   <meta http-equiv="X-UA-Compatible" content="ie=edge">
   <title>Loading...</title>
   <link rel="stylesheet" href="install-usercss.css">
+  <script src="/js/messaging.js"></script>
+  <script src="/js/prefs.js"></script>
   <script src="/js/dom.js"></script>
   <script src="/js/localization.js"></script>
   <script src="/vendor/node-semver/semver.js"></script>
 
+  <!-- FIXME: do we need all of these? -->
   <script src="/vendor/codemirror/lib/codemirror.js"></script>
+  <script src="/vendor/codemirror/keymap/sublime.js"></script>
+  <script src="/vendor/codemirror/keymap/emacs.js"></script>
+  <script src="/vendor/codemirror/keymap/vim.js"></script>
+
+  <script src="/vendor-overwrites/codemirror/codemirror-default.js"></script>
+  <link rel="stylesheet" href="/vendor-overwrites/codemirror/codemirror-default.css">
+
   <link rel="stylesheet" href="/vendor/codemirror/lib/codemirror.css">
   <script src="/vendor/codemirror/mode/css/css.js"></script>
+  <link rel="stylesheet" href="/vendor/codemirror/addon/dialog/dialog.css">
+  <link rel="stylesheet" href="/vendor/codemirror/addon/search/matchesonscrollbar.css">
+  <script src="/vendor/codemirror/addon/scroll/annotatescrollbar.js"></script>
+  <script src="/vendor/codemirror/addon/search/matchesonscrollbar.js"></script>
+  <script src="/vendor-overwrites/codemirror/addon/search/match-highlighter.js"></script>
+  <script src="/vendor/codemirror/addon/dialog/dialog.js"></script>
+  <script src="/vendor/codemirror/addon/search/searchcursor.js"></script>
+  <script src="/vendor/codemirror/addon/search/search.js"></script>
+  <script src="/vendor/codemirror/addon/comment/comment.js"></script>
+  <script src="/vendor/codemirror/addon/selection/active-line.js"></script>
+  <link rel="stylesheet" href="/vendor/codemirror/addon/fold/foldgutter.css" />
+  <script src="/vendor/codemirror/addon/fold/foldcode.js"></script>
+  <script src="/vendor/codemirror/addon/fold/foldgutter.js"></script>
+  <script src="/vendor/codemirror/addon/fold/brace-fold.js"></script>
+  <script src="/vendor/codemirror/addon/fold/comment-fold.js"></script>
+  <script src="/vendor/codemirror/addon/edit/matchbrackets.js"></script>
+  <link rel="stylesheet" href="/vendor/codemirror/addon/lint/lint.css" />
+  <link rel="stylesheet" href="/vendor/codemirror/addon/hint/show-hint.css" />
+  <script src="/vendor/codemirror/addon/hint/show-hint.js"></script>
+  <script src="/vendor/codemirror/addon/hint/css-hint.js"></script>
+  <script src="/vendor/codemirror/addon/mode/loadmode.js"></script>
 </head>
 <body>
   <div class="container">
@@ -21,7 +52,7 @@
         <button class="install" i18n-text="installButton"></button>
         <label class="set-update-url">
           <input type="checkbox">
-          <span i18n-text="installUpdateFromLabel"></span>
+          <span></span>
         </label>
       </div>
       <h1>
diff --git a/install-usercss/install-usercss.js b/install-usercss/install-usercss.js
index 9c64f29d..2429954f 100644
--- a/install-usercss/install-usercss.js
+++ b/install-usercss/install-usercss.js
@@ -13,10 +13,18 @@
   port.onMessage.addListener(msg => {
     switch (msg.method) {
       case 'getSourceCodeResponse':
-        initSourceCode(msg.sourceCode);
+        if (msg.error) {
+          alert(msg.error);
+        } else {
+          initSourceCode(msg.sourceCode);
+        }
         break;
     }
   });
+  port.onDisconnect.addListener(() => {
+    // FIXME: Firefox: 1) window.close doesn't work. 2) onDisconnect is fired only if the tab is closed.
+    window.close();
+  });
 
   const cm = CodeMirror.fromTextArea($('.code textarea'), {readOnly: true});
 
@@ -38,11 +46,11 @@
       .then(result => {
         $$('.warning')
           .forEach(el => el.remove());
-        $('button.install').textContent = 'Installed';
-        $('button.install').disabled = true;
-        $('button.install').classList.add('installed');
-        $('.set-update-url').disabled = true;
-        $('.set-update-url-label').title = result.updateUrl ?
+        $('.install').textContent = 'Installed';
+        $('.install').disabled = true;
+        $('.install').classList.add('installed');
+        $('.set-update-url input[type=checkbox]').disabled = true;
+        $('.set-update-url').title = result.updateUrl ?
           t('installUpdateFrom', result.updateUrl) : '';
         window.dispatchEvent(new CustomEvent('installed', {detail: result}));
       })
@@ -76,6 +84,7 @@
     const dupData = dup && dup.usercssData;
     const versionTest = dup && semverCompare(data.version, dupData.version);
 
+    // update UI
     if (versionTest < 0) {
       $('.actions').parentNode.insertBefore(
         $element({className: 'warning', textContent: t('versionInvalidOlder')}),
@@ -94,8 +103,10 @@
       }
     };
 
+    // set updateUrl
     const setUpdate = $('.set-update-url input[type=checkbox]');
     const updateUrl = new URL(params.updateUrl);
+    $('.set-update-url > span').textContent = t('installUpdateFromLabel', updateUrl.href);
     if (dup && dup.updateUrl === updateUrl.href) {
       setUpdate.checked = true;
       // there is no way to "unset" updateUrl, you can only overwrite it.
@@ -112,6 +123,9 @@
       }
     };
 
+    // update editor
+    cm.setPreprocessor(data.preprocessor);
+
     // update metas
     document.title = data.name;
 
diff --git a/vendor-overwrites/codemirror/codemirror-default.css b/vendor-overwrites/codemirror/codemirror-default.css
new file mode 100644
index 00000000..96626241
--- /dev/null
+++ b/vendor-overwrites/codemirror/codemirror-default.css
@@ -0,0 +1,26 @@
+.CodeMirror-hint:hover {
+  color: white;
+  background: #08f;
+}
+.CodeMirror {
+  border: solid #CCC 1px;
+}
+.CodeMirror-lint-mark-warning {
+  background: none;
+}
+.CodeMirror-dialog {
+  -webkit-animation: highlight 3s ease-out;
+}
+.CodeMirror-focused {
+  outline: -webkit-focus-ring-color auto 5px;
+  outline-offset: -2px;
+}
+.CodeMirror-search-field {
+  width: 10em;
+}
+.CodeMirror-jump-field {
+  width: 5em;
+}
+.CodeMirror-search-hint {
+  color: #888;
+}
diff --git a/vendor-overwrites/codemirror/codemirror-default.js b/vendor-overwrites/codemirror/codemirror-default.js
new file mode 100644
index 00000000..bea87073
--- /dev/null
+++ b/vendor-overwrites/codemirror/codemirror-default.js
@@ -0,0 +1,114 @@
+/* global CodeMirror prefs */
+
+'use strict';
+
+(function () {
+  // CodeMirror miserably fails on keyMap='' so let's ensure it's not
+  if (!prefs.get('editor.keyMap')) {
+    prefs.reset('editor.keyMap');
+  }
+
+  const defaults = {
+    mode: 'css',
+    lineNumbers: true,
+    lineWrapping: true,
+    foldGutter: true,
+    gutters: [
+      'CodeMirror-linenumbers',
+      'CodeMirror-foldgutter',
+      ...(prefs.get('editor.linter') ? ['CodeMirror-lint-markers'] : []),
+    ],
+    matchBrackets: true,
+    highlightSelectionMatches: {showToken: /[#.\-\w]/, annotateScrollbar: true},
+    hintOptions: {},
+    lintReportDelay: prefs.get('editor.lintReportDelay'),
+    styleActiveLine: true,
+    theme: 'default',
+    keyMap: prefs.get('editor.keyMap'),
+    extraKeys: {
+      // independent of current keyMap
+      'Alt-Enter': 'toggleStyle',
+      'Alt-PageDown': 'nextEditor',
+      'Alt-PageUp': 'prevEditor'
+    }
+  };
+
+  Object.assign(CodeMirror.defaults, defaults, prefs.get('editor.options'));
+
+  CodeMirror.commands.blockComment = cm => {
+    cm.blockComment(cm.getCursor('from'), cm.getCursor('to'), {fullLines: false});
+  };
+
+  // 'basic' keymap only has basic keys by design, so we skip it
+
+  const extraKeysCommands = {};
+  Object.keys(CodeMirror.defaults.extraKeys).forEach(key => {
+    extraKeysCommands[CodeMirror.defaults.extraKeys[key]] = true;
+  });
+  if (!extraKeysCommands.jumpToLine) {
+    CodeMirror.keyMap.sublime['Ctrl-G'] = 'jumpToLine';
+    CodeMirror.keyMap.emacsy['Ctrl-G'] = 'jumpToLine';
+    CodeMirror.keyMap.pcDefault['Ctrl-J'] = 'jumpToLine';
+    CodeMirror.keyMap.macDefault['Cmd-J'] = 'jumpToLine';
+  }
+  if (!extraKeysCommands.autocomplete) {
+    // will be used by 'sublime' on PC via fallthrough
+    CodeMirror.keyMap.pcDefault['Ctrl-Space'] = 'autocomplete';
+    // OSX uses Ctrl-Space and Cmd-Space for something else
+    CodeMirror.keyMap.macDefault['Alt-Space'] = 'autocomplete';
+    // copied from 'emacs' keymap
+    CodeMirror.keyMap.emacsy['Alt-/'] = 'autocomplete';
+    // 'vim' and 'emacs' define their own autocomplete hotkeys
+  }
+  if (!extraKeysCommands.blockComment) {
+    CodeMirror.keyMap.sublime['Shift-Ctrl-/'] = 'blockComment';
+  }
+
+  if (navigator.appVersion.includes('Windows')) {
+    // 'pcDefault' keymap on Windows should have F3/Shift-F3
+    if (!extraKeysCommands.findNext) {
+      CodeMirror.keyMap.pcDefault['F3'] = 'findNext';
+    }
+    if (!extraKeysCommands.findPrev) {
+      CodeMirror.keyMap.pcDefault['Shift-F3'] = 'findPrev';
+    }
+
+    // try to remap non-interceptable Ctrl-(Shift-)N/T/W hotkeys
+    ['N', 'T', 'W'].forEach(char => {
+      [
+        {from: 'Ctrl-', to: ['Alt-', 'Ctrl-Alt-']},
+        // Note: modifier order in CodeMirror is S-C-A
+        {from: 'Shift-Ctrl-', to: ['Ctrl-Alt-', 'Shift-Ctrl-Alt-']}
+      ].forEach(remap => {
+        const oldKey = remap.from + char;
+        Object.keys(CodeMirror.keyMap).forEach(keyMapName => {
+          const keyMap = CodeMirror.keyMap[keyMapName];
+          const command = keyMap[oldKey];
+          if (!command) {
+            return;
+          }
+          remap.to.some(newMod => {
+            const newKey = newMod + char;
+            if (!(newKey in keyMap)) {
+              delete keyMap[oldKey];
+              keyMap[newKey] = command;
+              return true;
+            }
+          });
+        });
+      });
+    });
+  }
+
+  CodeMirror.modeURL = '/vendor/codemirror/mode/%N/%N.js';
+
+  const MODE = {
+    stylus: 'stylus',
+    uso: 'css'
+  };
+
+  CodeMirror.prototype.setPreprocessor = function(preprocessor) {
+    this.setOption('mode', MODE[preprocessor] || 'css');
+    CodeMirror.autoLoadMode(this, MODE[preprocessor] || 'css');
+  };
+})();