"""Recording frame endpoints."""
import os
import glob
from flask import Blueprint, jsonify

bp = Blueprint("frames", __name__, url_prefix="/api/1/recording")

FRAMES_DIR = "/tmp/recording/pics"


@bp.route("/frames/latest", methods=["GET"])
def latest_frame():
    """Get path to most recent frame file."""
    if not os.path.isdir(FRAMES_DIR):
        return jsonify({"error": "No frames directory"}), 404
    
    files = glob.glob(os.path.join(FRAMES_DIR, "*"))
    if not files:
        return jsonify({"error": "No frames available"}), 404
    
    latest = max(files, key=os.path.getmtime)
    return jsonify({"path": latest})