Add OpenShift: Welcome command to open welcome page

This PR fixes #2093.

Signed-off-by: Denis Golovin dgolovin@redhat.com

Author: dgolovin

package-lock.json

@@ -812,6 +812,11 @@
           "dark": "images/title/dark/icon-refresh.svg",
           "light": "images/title/light/icon-refresh.svg"
         }
+      },
+      {
+        "command": "openshift.welcome",
+        "title": "Welcome",
+        "category": "OpenShift"
       }
     ],
     "keybindings": [

package.json

@@ -27,11 +27,10 @@ import { extendClusterExplorer } from './k8s/clusterExplorer';
 import { WatchSessionsView } from './watch';
 import { DebugSessionsView } from './debug';
 import { ComponentTypesView } from './componentTypesView';
-import { WelcomeWebview } from 'vscode-welcome-view';
+import { WelcomePage } from './welcomePage';
 import { ComponentsTreeDataProvider } from './componentsView';
 
 import fsx = require('fs-extra');
-import { ExtenisonID } from './util/constants';
 
 
 // eslint-disable-next-line @typescript-eslint/no-empty-function
@@ -58,9 +57,7 @@ async function verifyBundledBinaries(): Promise<{odoPath: string, ocPath: string
 }
 
 export async function activate(extensionContext: ExtensionContext): Promise<any> {
-    if(workspace.getConfiguration('openshiftConnector').get('showWelcomePage')) {
-        WelcomeWebview.createOrShow(ExtenisonID, extensionContext.extensionPath, path.join('welcome', 'app', 'assets'), 'openshiftConnector.showWelcomePage');
-    }
+    WelcomePage.createOrShow();
     commands.executeCommand('setContext', 'isVSCode', env.uiKind);
     // UIKind.Desktop ==1 & UIKind.Web ==2. These conditions are checked for browser based & electron based IDE.
     migrateFromOdo018();

src/extension.ts

@@ -0,0 +1,20 @@
+/*-----------------------------------------------------------------------------------------------
+ *  Copyright (c) Red Hat, Inc. All rights reserved.
+ *  Licensed under the MIT License. See LICENSE file in the project root for license information.
+ *-----------------------------------------------------------------------------------------------*/
+
+import { workspace } from 'vscode';
+import { ExtenisonID } from './util/constants';
+import { WelcomeWebview } from 'vscode-welcome-view';
+import path = require('path');
+import { vsCommand } from './vscommand';
+
+export class WelcomePage {
+
+    @vsCommand('openshift.welcome')
+    static createOrShow(): void {
+        if(workspace.getConfiguration('openshiftConnector').get('showWelcomePage')) {
+            WelcomeWebview.createOrShow(ExtenisonID, path.resolve(__dirname, '..', '..'), path.join('welcome', 'app', 'assets'), 'openshiftConnector.showWelcomePage');
+        }
+    }
+}