feat(#37): allow use vscode-cnb.save-post-file-to-cnblogs with command palette (#38)

* feat(#37):  allow use vscode-cnb.save-post-file-to-cnblogs with command pattle

* docs: update readme

Author: laggage

README.md

@@ -32,6 +32,10 @@
 
 若本地文件已经关联到一篇博客园博文, 那么会直接更新这篇博文.
 
+也通过vscode的`Command Palette`(唤起`Command Palette`快捷键, windows:`ctrl+shift+p`, macos: `command+shift+p`)调用`Cnblogs: 保存到博客园`命令, 将当前正在编辑的markdown文件保存到博客园上
+
+![image](https://img2022.cnblogs.com/blog/1596066/202203/1596066-20220323151757542-155709896.png)
+
 ### 博客园博文列表
 
 当点击列表中的博文时, 会自动将博文内容下载到工作空间一个本地文件中(此时这个本地文件就关联到了这篇博文), 完成编辑后可以再将本地的内容保存到博客园博文

package.json

@@ -148,7 +148,8 @@
                 "command": "vscode-cnb.save-post-file-to-cnblogs",
                 "title": "保存到博客园",
                 "icon": "$(cloud-upload)",
-                "enablement": "vscode-cnb.isAuthorized"
+                "enablement": "vscode-cnb.isAuthorized",
+                "category": "Cnblogs"
             },
             {
                 "command": "vscode-cnb.show-post-to-local-file-info",
@@ -354,7 +355,7 @@
                 },
                 {
                     "command": "vscode-cnb.save-post-file-to-cnblogs",
-                    "when": "false"
+                    "when": "true"
                 },
                 {
                     "command": "vscode-cnb.delete-local-draft",

src/commands/posts-list/save-post.ts

@@ -14,13 +14,29 @@ import { refreshPostsList } from './refresh-posts-list';
 import { PostEditDto } from '../../models/post-edit-dto';
 import { PostTitleSanitizer } from '../../services/post-title-sanitizer.service';
 
-export const savePostFileToCnblogs = async (fileUri: Uri) => {
-    if (!fileUri || fileUri.scheme !== 'file') {
+const parseFileUri = async (fileUri: Uri | undefined): Promise<Uri | undefined> => {
+    if (fileUri && fileUri.scheme !== 'file') {
+        fileUri = undefined;
+    } else if (!fileUri) {
+        const { activeTextEditor } = window;
+        if (activeTextEditor) {
+            const { document } = activeTextEditor;
+            if (document.languageId === 'markdown' && !document.isUntitled) {
+                await document.save();
+                fileUri = document.uri;
+            }
+        }
+    }
+
+    return fileUri;
+};
+
+export const savePostFileToCnblogs = async (fileUri: Uri | undefined) => {
+    fileUri = await parseFileUri(fileUri);
+    if (!fileUri) {
         return;
     }
-    const filePath = fileUri.fsPath;
-    // const fileName = path.basename(filePath);
-    // const fileNameWithoutExt = path.basename(fileName, path.extname(fileName));
+    const { fsPath: filePath } = fileUri;
     const postId = PostFileMapManager.getPostId(filePath);
     if (postId && postId >= 0) {
         await savePostToCnblogs(await postService.fetchPostEditDto(postId));