// NOTE: We change the function arguments back to accept the Templater object (tp)
// This is required when running the script directly via a Templater hotkey.
async function update_front_matter_and_log(tp) {
    // 1. Define timestamps (using the reliable tp.date.now)
    const timestamp = tp.date.now("YYYY-MM-DDTHH:mm:ssZ");

    // Get the current file object
    const file = app.workspace.getActiveFile();
    if (!file) {
        // Must throw an error here, otherwise Templater might insert 'undefined' text.
        throw new Error("No active file is open to update.");
    }

    // 2. Update Frontmatter Property ('updated')
    await app.fileManager.processFrontMatter(file, (frontmatter) => {
        frontmatter['updated'] = timestamp;
    });

    // 3. Prepare the Log Entry Text
    const logEntry = `\n- ${timestamp}: `;

    // 4. Append the text to the bottom of the note body
    // Using app.vault.modify is the safest way to append text at the end of a file.
    await app.vault.append(file, logEntry);

    // 5. Place the cursor at the end of the newly inserted text 
    // This allows the user to immediately type the revision summary.

    // Get the current editor object
    const editor = app.workspace.activeEditor.editor;

    // Move cursor to the end of the file/newly added text (simulating an insertion)
    editor.setCursor(editor.lastLine() + 1);

    // TEMPLATER RULE: Return an empty string so nothing else gets inserted by Templater
    return "";
}
module.exports = update_front_matter_and_log;