Feature: Add "copy as plain text" in edit menu (PR #1351, fix #1144)

This closes #1144 by adding a "Copy as plain text" function in Edit menu.

Co-authored-by: Ronan Jouchet <ronan@jouchet.fr>

app/src/components/menu.ts

@@ -10,7 +10,7 @@ import {
 } from 'electron';
 import * as log from 'loglevel';
 
-import { isOSX, openExternal } from '../helpers/helpers';
+import { cleanupPlainText, isOSX, openExternal } from '../helpers/helpers';
 import {
   clearAppData,
   getCurrentURL,
@@ -94,6 +94,15 @@ export function generateMenu(
         accelerator: 'CmdOrCtrl+C',
         role: 'copy',
       },
+      {
+        label: 'Copy as Plain Text',
+        accelerator: 'CmdOrCtrl+Shift+C',
+        click: (): void => {
+          // We use clipboard.readText to strip down formatting
+          const text = clipboard.readText('selection');
+          clipboard.writeText(cleanupPlainText(text), 'clipboard');
+        },
+      },
       {
         label: 'Copy Current URL',
         accelerator: 'CmdOrCtrl+L',

app/src/helpers/helpers.test.ts

@@ -2,6 +2,7 @@ import {
   linkIsInternal,
   getCounterValue,
   removeUserAgentSpecifics,
+  cleanupPlainText,
 } from './helpers';
 
 const internalUrl = 'https://medium.com/';
@@ -261,3 +262,9 @@ describe('removeUserAgentSpecifics', () => {
     );
   });
 });
+
+describe('cleanupPlainText', () => {
+  test('removes extra spaces from text', () => {
+    expect(cleanupPlainText('  this is a  test  ')).toBe('this is a test');
+  });
+});

app/src/helpers/helpers.ts

@@ -185,3 +185,8 @@ export function removeUserAgentSpecifics(
     .replace(`Electron/${process.versions.electron} `, '')
     .replace(`${appName}/${appVersion} `, ' ');
 }
+
+/** Removes extra spaces from a text */
+export function cleanupPlainText(text: string): string {
+  return text.trim().replace(/\s+/g, ' ');
+}