when dropping an image, switch to editor and add it at the end of the file

Author: daiyam

browser/components/MarkdownEditor.js

@@ -7,6 +7,7 @@ import MarkdownPreview from 'browser/components/MarkdownPreview'
 import eventEmitter from 'browser/main/lib/eventEmitter'
 import { findStorage } from 'browser/lib/findStorage'
 import ConfigManager from 'browser/main/lib/ConfigManager'
+import attachmentManagement from 'browser/main/lib/dataApi/attachmentManagement'
 
 class MarkdownEditor extends React.Component {
   constructor (props) {
@@ -219,6 +220,28 @@ class MarkdownEditor extends React.Component {
     this.refs.code.editor.replaceSelection(`${mdElement}${this.refs.code.editor.getSelection()}${mdElement}`)
   }
 
+  handleDropImage (dropEvent) {
+    dropEvent.preventDefault()
+    const { storageKey, noteKey } = this.props
+
+    this.setState({
+        status: 'CODE'
+      }, () => {
+        this.refs.code.focus()
+
+        this.refs.code.editor.execCommand('goDocEnd')
+        this.refs.code.editor.execCommand('goLineEnd')
+        this.refs.code.editor.execCommand('newlineAndIndent')
+
+        attachmentManagement.handleAttachmentDrop(
+          this.refs.code,
+          storageKey,
+          noteKey,
+          dropEvent
+        )
+      })
+  }
+
   handleKeyUp (e) {
     const keyPressed = this.state.keyPressed
     keyPressed.delete(e.keyCode)
@@ -308,6 +331,7 @@ class MarkdownEditor extends React.Component {
           customCSS={config.preview.customCSS}
           allowCustomCSS={config.preview.allowCustomCSS}
           lineThroughCheckbox={config.preview.lineThroughCheckbox}
+          onDrop={(e) => this.handleDropImage(e)}
         />
       </div>
     )

browser/components/MarkdownPreview.js

@@ -206,7 +206,7 @@ export default class MarkdownPreview extends React.Component {
     this.saveAsHtmlHandler = () => this.handleSaveAsHtml()
     this.printHandler = () => this.handlePrint()
 
-    this.linkClickHandler = this.handlelinkClick.bind(this)
+    this.linkClickHandler = this.handleLinkClick.bind(this)
     this.initMarkdown = this.initMarkdown.bind(this)
     this.initMarkdown()
   }
@@ -438,6 +438,8 @@ export default class MarkdownPreview extends React.Component {
   }
 
   componentDidMount () {
+    const { onDrop } = this.props
+
     this.refs.root.setAttribute('sandbox', 'allow-scripts')
     this.refs.root.contentWindow.document.body.addEventListener(
       'contextmenu',
@@ -475,7 +477,7 @@ export default class MarkdownPreview extends React.Component {
     )
     this.refs.root.contentWindow.document.addEventListener(
       'drop',
-      this.preventImageDroppedHandler
+      onDrop || this.preventImageDroppedHandler
     )
     this.refs.root.contentWindow.document.addEventListener(
       'dragover',
@@ -492,6 +494,8 @@ export default class MarkdownPreview extends React.Component {
   }
 
   componentWillUnmount () {
+    const { onDrop } = this.props
+
     this.refs.root.contentWindow.document.body.removeEventListener(
       'contextmenu',
       this.contextMenuHandler
@@ -510,7 +514,7 @@ export default class MarkdownPreview extends React.Component {
     )
     this.refs.root.contentWindow.document.removeEventListener(
       'drop',
-      this.preventImageDroppedHandler
+      onDrop || this.preventImageDroppedHandler
     )
     this.refs.root.contentWindow.document.removeEventListener(
       'dragover',
@@ -837,7 +841,7 @@ export default class MarkdownPreview extends React.Component {
     return new window.Notification(title, options)
   }
 
-  handlelinkClick (e) {
+  handleLinkClick (e) {
     e.preventDefault()
     e.stopPropagation()