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

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

FRAMES_DIR = "/tmp/adacam/pics"


@bp.route("/frames/latest", methods=["GET"])
def latest_frame():
    """Get path to most recent frame file."""
    # Handle case where capture hasn't started yet
    if not os.path.exists(FRAMES_DIR):
        return jsonify({'frames': [], 'message': 'capture not started'}), 200
    
    if not os.path.isdir(FRAMES_DIR):
        return jsonify({"error": "Frames directory invalid"}), 500
    
    files = glob.glob(os.path.join(FRAMES_DIR, "*"))
    if not files:
        return jsonify({'frames': [], 'message': 'no frames captured yet'}), 200
    
    latest = max(files, key=os.path.getmtime)
    return jsonify({"path": latest})


@bp.route("/frames", methods=["GET"])
def list_frames():
    """List all available frames."""
    if not os.path.exists(FRAMES_DIR):
        return jsonify({'frames': [], 'message': 'capture not started'})
    
    files = glob.glob(os.path.join(FRAMES_DIR, "*"))
    files.sort(key=os.path.getmtime, reverse=True)
    return jsonify({
        'frames': files[:100],  # limit to 100 most recent
        'total': len(files)
    })