Prepend Mac External

defineTemplateTag

PATH

$HOME/Library/Mobile Documents/com~apple~CloudDocs/Test/example.txt

script

// Generate a v4 UUID.
function genUUID(a,b)
{
	for(b=a='';a++<36;b+=a*51&52?(a^15?8^Math.random()*(a^20?16:4):4).toString(16):'-');
	return b;
}

// Append to a file outside the drafts sandbox
function macPrepend(p_strDestinationPath, p_strContent)
{
	//Set the name of a temporary file
	let strTempFilePath = genUUID() + ".txt";

	// Set up a shell script to copy the file into the Drafts area
	let strScript = `#!/bin/zsh
	cp "${p_strDestinationPath}" "$HOME/Library/Mobile Documents/iCloud~com~agiletortoise~Drafts5/Documents/${strTempFilePath}"`
	let shScript = ShellScript.create(strScript);

	// Run the script
	if (shScript.execute([]))
	{
		// Initialise the file manager
		let fmLocal = FileManager.createCloud();

		// Read the content of the file
		let strOriginal = fmLocal.readString("/" + strTempFilePath);

		// Overwrite the content of the file, prepending the new content
		fmLocal.writeString("/" + strTempFilePath, p_strContent + "\n" + strOriginal);

		// Set up a shell script to move the file out of the Drafts area
		let strScript = `#!/bin/zsh
		mv "$HOME/Library/Mobile Documents/iCloud~com~agiletortoise~Drafts5/Documents/${strTempFilePath}" "${p_strDestinationPath}"
		`;
		let shScript = ShellScript.create(strScript);

		// Run the script
		if (shScript.execute([]))
		{
			app.displayInfoMessage("File Updated");
			return true;
		}
		else
		{
			app.displayErrorMessage("Error: " + shScript.standardError);
			console.log(shScript.standardError);
			return false;
		}
	}
	else
	{
		app.displayErrorMessage("Error: " + shScript.standardError);
		console.log(shScript.standardError);
		return false;
	}
}

// Save draft content to the specified file
macPrepend(draft.getTemplateTag("PATH"), draft.content);