Made reporting errors easier

For the time being the about-button has been replaced with a  "crash now" button to test and demonstrate error reporting.

src/extensions/about_dialog/index.ts

@@ -1,7 +1,9 @@
 import { IExtensionContext } from '../../types/IExtensionContext';
 
 function init(context: IExtensionContext): boolean {
-  context.registerIcon('help-icons', 'question', 'About', () => alert('Hello World'));
+  context.registerIcon('help-icons', 'bomb', 'About', () => {
+    throw new Error('Test error reporting');
+  });
 
   return true;
 }

src/util/errorHandling.ts

@@ -1,18 +1,49 @@
-import { app as appIn, dialog as dialogIn, remote } from 'electron';
+import {
+  app as appIn,
+  clipboard,
+  dialog as dialogIn,
+  remote,
+  shell,
+} from 'electron';
 
-import { log } from './log';
+import {log} from './log';
 
 export interface ITermination {
   message: string;
   details?: string;
 }
 
+function createTitle(error: ITermination) {
+  return `Crash: ${error.message}`;
+}
+
+function createReport(error: ITermination, config: any) {
+  return `### Application Crash
+#### System
+| | |
+|------------ | -------------|
+|Platform | ${process.platform}|
+|Architecture | ${process.arch}|
+|Application Version | ${config.version}|
+#### Message
+${error.message}
+#### Details
+\`\`\`
+${error.details}
+\`\`\`
+#### Description
+<Please describe what you were doing when the crash happened>
+`;
+}
+
+declare var Notification: any;
+
 /**
  * display an error message and quit the application
  * on confirmation.
  * Use this whenever the application state is unknown and thus
  * continuing could lead to data loss
- * 
+ *
  * @export
  * @param {ITermination} error
  */
@@ -22,14 +53,25 @@ export function terminate(error: ITermination) {
 
   log('error', 'unrecoverable error', error);
 
-  dialog.showMessageBox(null, {
+  let action = dialog.showMessageBox(null, {
     type: 'error',
-    buttons: [ 'Quit' ],
+    buttons: ['Report', 'Quit'],
     title: 'An unrecoverable error occured',
     message: error.message,
     detail: error.details,
     noLink: true,
   });
 
+  if (action === 0) {
+    let config = require('../../package.json');
+    clipboard.writeText(createReport(error, config));
+    const title = encodeURIComponent(createTitle(error));
+    const body = 'Please paste the content of your clipboard here and describe what you did '
+               + 'when the crash happened.';
+    let url = `${config.repository.url}/issues/new?title=${title}&labels[]=bug&body=${body}`;
+    log('info', 'create issue report', { url, len: body.length });
+    // this assumes it's a github url
+    shell.openExternal(url);
+  }
   app.exit(1);
 }