ui: make view-post-online command visible in vscode command palette (#52)

Author: laggage

package.json

@@ -428,7 +428,7 @@
                 },
                 {
                     "command": "vscode-cnb.view-post-online",
-                    "when": "false"
+                    "when": "true"
                 },
                 {
                     "command": "vscode-cnb.export-post-to-pdf",

src/commands/view-post-online.ts

@@ -1,10 +1,13 @@
-import { commands, Uri } from 'vscode';
+import { commands, Uri, window } from 'vscode';
 import { Post } from '../models/post';
 import { postService } from '../services/post.service';
 import { PostFileMapManager } from '../services/post-file-map';
 
-export const viewPostOnline = async (input: Post | Uri) => {
+export const viewPostOnline = async (input?: Post | Uri) => {
     let post: Post | undefined = input instanceof Post ? input : undefined;
+    if (!input) {
+        input = window.activeTextEditor?.document.uri;
+    }
     if (input instanceof Uri) {
         const postId = PostFileMapManager.getPostId(input.fsPath);
         if (postId) {