Merge branch 'pr-846'

5 files changed, 250 insertions, 21 deletions

diff --git a/public/css/index.css b/public/css/index.css
index 3f391e27..9cc1766e 100644
--- a/public/css/index.css
+++ b/public/css/index.css
@@ -20,6 +20,24 @@ body.night{
     background: #333 !important;
 }
 
+.toolbar {
+  background-color: #1c1c1e;
+  border: 1px solid #343434;
+}
+
+.toolbar > .btn-toolbar > .btn-group > .btn {
+  background-color: #1c1c1e;
+  padding: 5px;
+  font-size: 1em;
+}
+
+.toolbar > .btn-toolbar > .btn-group > .btn:hover {
+  background-color: #383a3e;
+
+  padding: 5px;
+}
+
+
 .CodeMirror {
     font-family: "Source Code Pro", Consolas, monaco, monospace;
     letter-spacing: 0.025em;
diff --git a/public/js/index.js b/public/js/index.js
index c6a4f770..6e13fe9c 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -566,7 +566,10 @@ var previousFocusOnEditor = null
 
 function checkEditorStyle () {
   var desireHeight = editorInstance.statusBar ? (ui.area.edit.height() - editorInstance.statusBar.outerHeight()) : ui.area.edit.height()
-    // set editor height and min height based on scrollbar style and mode
+  if (editorInstance.toolBar) {
+    desireHeight = desireHeight - editorInstance.toolBar.outerHeight()
+  }
+  // set editor height and min height based on scrollbar style and mode
   var scrollbarStyle = editor.getOption('scrollbarStyle')
   if (scrollbarStyle === 'overlay' || appState.currentMode === modeType.both) {
     ui.area.codemirrorScroll.css('height', desireHeight + 'px')
@@ -804,6 +807,10 @@ function changeMode (type) {
       editorInstance.addStatusBar()
       editorInstance.updateStatusBar()
     }
+    // add and update tool bar
+    if (!editorInstance.toolBar) {
+      editorInstance.addToolBar()
+    }
     // work around foldGutter might not init properly
     editor.setOption('foldGutter', false)
     editor.setOption('foldGutter', true)
diff --git a/public/js/lib/editor/index.js b/public/js/lib/editor/index.js
index bc228b7b..0537e927 100644
--- a/public/js/lib/editor/index.js
+++ b/public/js/lib/editor/index.js
@@ -1,6 +1,7 @@
 import * as utils from './utils'
 import config from './config'
 import statusBarTemplate from './statusbar.html'
+import toolBarTemplate from './toolbar.html'
 
 /* config section */
 const isMac = CodeMirror.keyMap.default === CodeMirror.keyMap.macDefault
@@ -136,6 +137,88 @@ export default class Editor {
     })
   }
 
+  addToolBar () {
+    this.toolBar = $(toolBarTemplate)
+    this.toolbarPanel = this.editor.addPanel(this.toolBar[0], {
+      position: 'top'
+    })
+
+    var makeBold = $('#makeBold')
+    var makeItalic = $('#makeItalic')
+    var makeStrike = $('#makeStrike')
+    var makeHeader = $('#makeHeader')
+    var makeCode = $('#makeCode')
+    var makeQuote = $('#makeQuote')
+    var makeGenericList = $('#makeGenericList')
+    var makeOrderedList = $('#makeOrderedList')
+    var makeCheckList = $('#makeCheckList')
+    var makeLink = $('#makeLink')
+    var makeImage = $('#makeImage')
+    var makeTable = $('#makeTable')
+    var makeLine = $('#makeLine')
+    var makeComment = $('#makeComment')
+
+    makeBold.click(() => {
+      utils.wrapTextWith(this.editor, this.editor, '**')
+      this.editor.focus()
+    })
+
+    makeItalic.click(() => {
+      utils.wrapTextWith(this.editor, this.editor, '*')
+      this.editor.focus()
+    })
+
+    makeStrike.click(() => {
+      utils.wrapTextWith(this.editor, this.editor, '~~')
+      this.editor.focus()
+    })
+
+    makeHeader.click(() => {
+      utils.insertHeader(this.editor)
+    })
+
+    makeCode.click(() => {
+      utils.wrapTextWith(this.editor, this.editor, '```')
+      this.editor.focus()
+    })
+
+    makeQuote.click(() => {
+      utils.insertOnStartOfLines(this.editor, '> ')
+    })
+
+    makeGenericList.click(() => {
+      utils.insertOnStartOfLines(this.editor, '* ')
+    })
+
+    makeOrderedList.click(() => {
+      utils.insertOnStartOfLines(this.editor, '1. ')
+    })
+
+    makeCheckList.click(() => {
+      utils.insertOnStartOfLines(this.editor, '- [ ] ')
+    })
+
+    makeLink.click(() => {
+      utils.insertLink(this.editor, false)
+    })
+
+    makeImage.click(() => {
+      utils.insertLink(this.editor, true)
+    })
+
+    makeTable.click(() => {
+      utils.insertText(this.editor, '\n\n| Column 1 | Column 2 | Column 3 |\n| -------- | -------- | -------- |\n| Text     | Text     | Text     |\n')
+    })
+
+    makeLine.click(() => {
+      utils.insertText(this.editor, '\n----\n')
+    })
+
+    makeComment.click(() => {
+      utils.insertText(this.editor, '> []')
+    })
+  }
+
   addStatusBar () {
     this.statusBar = $(statusBarTemplate)
     this.statusCursor = this.statusBar.find('.status-cursor > .status-line-column')
diff --git a/public/js/lib/editor/toolbar.html b/public/js/lib/editor/toolbar.html
new file mode 100644
index 00000000..2894eef9
--- /dev/null
+++ b/public/js/lib/editor/toolbar.html
@@ -0,0 +1,48 @@
+<div class="toolbar">
+  <div class="btn-toolbar" role="toolbar" aria-label="Editor toolbar">
+    <div class="btn-group" role="group">
+      <a id="makeBold" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Bold">
+          <i class="fa fa-bold fa-fw"></i>
+      </a>
+      <a id="makeItalic" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Italic">
+          <i class="fa fa-italic fa-fw"></i>
+      </a>
+      <a id="makeStrike" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Strikethrough">
+          <i class="fa fa-strikethrough fa-fw"></i>
+      </a>
+      <a id="makeHeader" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Heading">
+          <i class="fa fa-h1 fa-fw">H</i>
+      </a>
+      <a id="makeCode" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Quote">
+          <i class="fa fa-code fa-fw"></i>
+      </a>
+      <a id="makeQuote" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Quote">
+          <i class="fa fa-quote-right fa-fw"></i>
+      </a>
+      <a id="makeGenericList" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="List">
+          <i class="fa fa-list fa-fw"></i>
+      </a>
+      <a id="makeOrderedList" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Numbered List">
+          <i class="fa fa-list-ol fa-fw"></i>
+      </a>
+      <a id="makeCheckList" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Check List">
+          <i class="fa fa-check-square fa-fw"></i>
+      </a>
+      <a id="makeLink" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Link">
+          <i class="fa fa-link fa-fw"></i>
+      </a>
+      <a id="makeImage" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Image">
+          <i class="fa fa-image fa-fw"></i>
+      </a>
+      <a id="makeTable" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Table">
+          <i class="fa fa-table fa-fw"></i>
+      </a>
+      <a id="makeLine" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Line">
+          <i class="fa fa-minus fa-fw"></i>
+      </a>
+      <a id="makeComment" class="btn btn-sm btn-dark text-uppercase" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" title="Line">
+          <i class="fa fa-comment fa-fw"></i>
+      </a>
+    </div>
+  </div>
+</div>
diff --git a/public/js/lib/editor/utils.js b/public/js/lib/editor/utils.js
index 3702a166..33670884 100644
--- a/public/js/lib/editor/utils.js
+++ b/public/js/lib/editor/utils.js
@@ -3,39 +3,39 @@ export function wrapTextWith (editor, cm, symbol) {
   if (!cm.getSelection()) {
     return CodeMirror.Pass
   } else {
-    var ranges = cm.listSelections()
-    for (var i = 0; i < ranges.length; i++) {
-      var range = ranges[i]
+    let ranges = cm.listSelections()
+    for (let i = 0; i < ranges.length; i++) {
+      let range = ranges[i]
       if (!range.empty()) {
         const from = range.from()
         const to = range.to()
 
         if (symbol !== 'Backspace') {
-          cm.replaceRange(symbol, to, to, '+input')
-          cm.replaceRange(symbol, from, from, '+input')
-          // workaround selection range not correct after add symbol
-          var _ranges = cm.listSelections()
-          var anchorIndex = editor.indexFromPos(_ranges[i].anchor)
-          var headIndex = editor.indexFromPos(_ranges[i].head)
+          let selection = cm.getRange(from, to)
+          let anchorIndex = editor.indexFromPos(ranges[i].anchor)
+          let headIndex = editor.indexFromPos(ranges[i].head)
+          cm.replaceRange(symbol + selection + symbol, from, to, '+input')
           if (anchorIndex > headIndex) {
-            _ranges[i].anchor.ch--
+            ranges[i].anchor.ch+= symbol.length
+            ranges[i].head.ch+= symbol.length
           } else {
-            _ranges[i].head.ch--
+            ranges[i].head.ch+= symbol.length
+            ranges[i].anchor.ch+= symbol.length
           }
-          cm.setSelections(_ranges)
+          cm.setSelections(ranges)
         } else {
-          var preEndPos = {
+          let preEndPos = {
             line: to.line,
-            ch: to.ch + 1
+            ch: to.ch + symbol.length
           }
-          var preText = cm.getRange(to, preEndPos)
-          var preIndex = wrapSymbols.indexOf(preText)
-          var postEndPos = {
+          let preText = cm.getRange(to, preEndPos)
+          let preIndex = wrapSymbols.indexOf(preText)
+          let postEndPos = {
             line: from.line,
-            ch: from.ch - 1
+            ch: from.ch - symbol.length
           }
-          var postText = cm.getRange(postEndPos, from)
-          var postIndex = wrapSymbols.indexOf(postText)
+          let postText = cm.getRange(postEndPos, from)
+          let postIndex = wrapSymbols.indexOf(postText)
           // check if surround symbol are list in array and matched
           if (preIndex > -1 && postIndex > -1 && preIndex === postIndex) {
             cm.replaceRange('', to, preEndPos, '+delete')
@@ -46,3 +46,76 @@ export function wrapTextWith (editor, cm, symbol) {
     }
   }
 }
+
+export function insertText (cm, text, cursorEnd = 0) {
+  let cursor = cm.getCursor()
+  cm.replaceSelection(text, cursor, cursor)
+  cm.focus()
+  cm.setCursor({line: cursor.line, ch: cursor.ch + cursorEnd})
+}
+
+export function insertLink(cm, isImage) {
+  let cursor = cm.getCursor()
+  let ranges = cm.listSelections()
+  const linkEnd = '](https://)'
+  const symbol = (isImage) ? '![' : '['
+
+  for (let i = 0; i < ranges.length; i++) {
+    let range = ranges[i]
+    if (!range.empty()) {
+      const from = range.from()
+      const to = range.to()
+      let anchorIndex = editor.indexFromPos(ranges[i].anchor)
+      let headIndex = editor.indexFromPos(ranges[i].head)
+      let selection = cm.getRange(from, to)
+      selection = symbol + selection + linkEnd
+      cm.replaceRange(selection, from, to)
+      if (anchorIndex > headIndex) {
+        ranges[i].anchor.ch+= symbol.length
+        ranges[i].head.ch+= symbol.length
+      } else {
+        ranges[i].head.ch+= symbol.length
+        ranges[i].anchor.ch+= symbol.length
+      }
+      cm.setSelections(ranges)
+    } else {
+      cm.replaceRange(symbol + linkEnd, cursor, cursor)
+      cm.setCursor({line: cursor.line, ch: cursor.ch + symbol.length + linkend.length})
+    }
+  }
+  cm.focus()
+}
+
+export function insertHeader (cm) {
+  let cursor = cm.getCursor()
+  let startOfLine = {line: cursor.line, ch: 0}
+  let startOfLineText = cm.getRange(startOfLine, {line: cursor.line, ch: 1})
+  // See if it is already a header
+  if (startOfLineText === '#') {
+    cm.replaceRange('#', startOfLine, startOfLine)
+  } else {
+    cm.replaceRange('# ', startOfLine, startOfLine)
+  }
+  cm.focus()
+}
+
+export function insertOnStartOfLines (cm, symbol) {
+  let cursor = cm.getCursor()
+  let ranges = cm.listSelections()
+
+  for (let i = 0; i < ranges.length; i++) {
+    let range = ranges[i]
+    if (!range.empty()) {
+      const from = range.from()
+      const to = range.to()
+      let selection = cm.getRange({line: from.line, ch: 0}, to)
+      selection = selection.replace(/\n/g, '\n' + symbol)
+      selection = symbol + selection
+      cm.replaceRange(selection, from, to)
+    } else {
+      cm.replaceRange(symbol, {line: cursor.line, ch: 0}, {line: cursor.line, ch: 0})
+    }
+  }
+  cm.setCursor({line: cursor.line, ch: cursor.ch + symbol.length})
+  cm.focus()
+}