"""Routes for serving sound files and thumbnails."""

import os
from flask import Blueprint, send_from_directory, abort

from app.services.decorators import require_auth

bp = Blueprint("sounds", __name__)


@bp.route("/<sound_type>/thumbnails/<path:filename>")
def serve_thumbnail(sound_type, filename):
    """Serve thumbnail files for sounds."""
    try:
        # Map sound type codes to directory names
        type_mapping = {
            "str": "stream",
            "sdb": "soundboard", 
            "say": "say"
        }
        
        # Security: validate sound type
        if sound_type not in type_mapping:
            abort(404)
        
        # Basic filename validation (no path traversal)
        if ".." in filename or "/" in filename or "\\" in filename:
            abort(404)
            
        if not filename or not filename.strip():
            abort(404)
        
        # Get the actual directory name
        directory_name = type_mapping[sound_type]
        
        # Construct the thumbnail directory path
        sounds_dir = os.path.join(os.getcwd(), "sounds")
        thumbnail_dir = os.path.join(sounds_dir, directory_name, "thumbnails")
        
        # Check if thumbnail directory exists
        if not os.path.exists(thumbnail_dir):
            abort(404)
        
        # Check if file exists
        file_path = os.path.join(thumbnail_dir, filename)
        if not os.path.exists(file_path):
            abort(404)
        
        # Serve the file
        return send_from_directory(thumbnail_dir, filename)
        
    except Exception:
        abort(404)


@bp.route("/<sound_type>/audio/<path:filename>")
@require_auth
def serve_audio(sound_type, filename):
    """Serve audio files for sounds."""
    try:
        # Map sound type codes to directory names
        type_mapping = {
            "str": "stream",
            "sdb": "soundboard", 
            "say": "say"
        }
        
        # Security: validate sound type
        if sound_type not in type_mapping:
            abort(404)
        
        # Basic filename validation (no path traversal)
        if ".." in filename or "/" in filename or "\\" in filename:
            abort(404)
            
        if not filename or not filename.strip():
            abort(404)
        
        # Get the actual directory name
        directory_name = type_mapping[sound_type]
        
        # Construct the audio directory path
        sounds_dir = os.path.join(os.getcwd(), "sounds")
        audio_dir = os.path.join(sounds_dir, directory_name)
        
        # Check if audio directory exists
        if not os.path.exists(audio_dir):
            abort(404)
        
        # Check if file exists
        file_path = os.path.join(audio_dir, filename)
        if not os.path.exists(file_path):
            abort(404)
        
        # Serve the file
        return send_from_directory(audio_dir, filename)
        
    except Exception:
        abort(404)