added a new predefined variable ${uuid} which generates a random uuid v4

README.md

@@ -76,6 +76,7 @@ Smartly paste for Markdown.
   - `${fileDirname}` - the current opened file's directory name
   - `${datetime}` - the current date & time formatted by `"yyyyMMDDHHmmss"`, You can customize the format by format string. exp: `${datetime|yyyy-MM-DD_HH-mm-ss}`
   - `${selectedText}` - the current selected text. If selected text contain illegal characters `\/:*?""<>|\r\n` it will return "". You can also set the default text, exp: `${selectedText|default text}`, If selected text contain illegal characters or selected text is empty it will return the default text.
+  - `${uuid}` - a random UUID v4
 
 - `MarkdownPaste.path`
 

package.json

@@ -367,6 +367,7 @@
     "openai": "^4.61.0",
     "shelljs": "^0.8.5",
     "turndown": "^7.1.2",
+    "uuid": "^11.0.5",
     "xclip": "^1.0.7"
   },
   "devDependencies": {

src/predefine.ts

@@ -1,6 +1,7 @@
 import * as vscode from "vscode";
 import moment from "moment";
 import * as path from "path";
+import { v4 as uuidv4 } from "uuid";
 
 class Predefine {
   _workspaceRoot: string;
@@ -93,6 +94,13 @@ class Predefine {
     return this.filePath();
   }
 
+  /**
+   * a random UUID v4
+   */
+  public uuid(): string {
+    return uuidv4();
+  }
+
   /**
    * Get current selected text.
    * @param defaultText