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"""
Storage Configuration Management
Centralizes all storage path configurations for downloads and transcripts
"""
import os
from pathlib import Path
from typing import Optional
from dotenv import load_dotenv
class StorageConfig:
"""Centralized storage configuration for podcast processing"""
def __init__(self, config_file: str = "config.env"):
"""
Initialize storage configuration
Args:
config_file: Path to configuration file
"""
self.config_file = config_file
self._load_config()
self._ensure_directories()
def _load_config(self):
"""Load configuration from environment file or Modal environment"""
# Check if we're running in Modal environment
is_modal_env = (
os.getenv("MODAL_TASK_ID") or
os.getenv("MODAL_IS_INSIDE_CONTAINER") or
os.getenv("DEPLOYMENT_MODE") == "modal"
)
if is_modal_env:
print("🔧 Using Modal environment configuration")
# Use Modal defaults - don't load config files
self.downloads_dir = Path("/root/downloads").resolve()
self.transcripts_dir = Path("/root/transcripts").resolve()
self.cache_dir = Path("/root/cache").resolve()
else:
print("🔧 Using local environment configuration")
# Load from config file if it exists
if os.path.exists(self.config_file):
load_dotenv(self.config_file, override=False)
print(f"📄 Loaded config from {self.config_file}")
# Load from .env if it exists
if os.path.exists(".env"):
load_dotenv(".env", override=False)
print("📄 Loaded config from .env")
# Set defaults for local environment
self.downloads_dir = Path(os.getenv("DOWNLOADS_DIR", "./downloads")).resolve()
self.transcripts_dir = Path(os.getenv("TRANSCRIPTS_DIR", "./transcripts")).resolve()
self.cache_dir = Path(os.getenv("CACHE_DIR", "./cache")).resolve()
# Common settings (apply to both environments)
self.download_quality = os.getenv("DOWNLOAD_QUALITY", "highest")
self.convert_to_mp3 = os.getenv("CONVERT_TO_MP3", "true").lower() == "true"
self.default_model_size = os.getenv("DEFAULT_MODEL_SIZE", "turbo")
self.default_output_format = os.getenv("DEFAULT_OUTPUT_FORMAT", "srt")
self.enable_speaker_diarization = os.getenv("ENABLE_SPEAKER_DIARIZATION", "false").lower() == "true"
self.use_parallel_processing = os.getenv("USE_PARALLEL_PROCESSING", "true").lower() == "true"
self.chunk_duration = int(os.getenv("CHUNK_DURATION", "60"))
# Store environment type for reference
self.is_modal_env = is_modal_env
def _ensure_directories(self):
"""Ensure all configured directories exist"""
for directory in [self.downloads_dir, self.transcripts_dir, self.cache_dir]:
try:
directory.mkdir(parents=True, exist_ok=True)
if self.is_modal_env:
print(f"📁 Modal storage directory ready: {directory}")
else:
print(f"📁 Local storage directory ready: {directory}")
except Exception as e:
print(f"⚠️ Failed to create directory {directory}: {e}")
# In Modal environment, some directories might be managed differently
if not self.is_modal_env:
raise
def get_download_path(self, filename: str) -> Path:
"""
Get full path for downloaded audio file
Args:
filename: Audio filename
Returns:
Full path for downloaded file
"""
return self.downloads_dir / filename
def get_transcript_path(self, audio_filename: str, output_format: str = None) -> Path:
"""
Get full path for transcript file
Args:
audio_filename: Original audio filename
output_format: Output format (txt, srt, json)
Returns:
Full path for transcript file
"""
if output_format is None:
output_format = self.default_output_format
# Remove audio extension and add transcript extension
base_name = Path(audio_filename).stem
transcript_filename = f"{base_name}.{output_format}"
return self.transcripts_dir / transcript_filename
def get_cache_path(self, filename: str) -> Path:
"""
Get full path for cache file
Args:
filename: Cache filename
Returns:
Full path for cache file
"""
return self.cache_dir / filename
def get_audio_files(self) -> list[Path]:
"""
Get list of all audio files in downloads directory
Returns:
List of audio file paths
"""
audio_extensions = {'.mp3', '.wav', '.m4a', '.flac', '.aac', '.ogg'}
audio_files = []
for file_path in self.downloads_dir.iterdir():
if file_path.is_file() and file_path.suffix.lower() in audio_extensions:
audio_files.append(file_path)
return sorted(audio_files)
def get_transcript_files(self, audio_filename: str = None) -> dict[str, Path]:
"""
Get paths for all transcript formats for a given audio file
Args:
audio_filename: Audio filename (optional)
Returns:
Dictionary mapping format to file path
"""
if audio_filename:
base_name = Path(audio_filename).stem
return {
'txt': self.get_transcript_path(audio_filename, 'txt'),
'srt': self.get_transcript_path(audio_filename, 'srt'),
'json': self.get_transcript_path(audio_filename, 'json')
}
else:
# Return all transcript files
transcript_files = {'txt': [], 'srt': [], 'json': []}
for file_path in self.transcripts_dir.iterdir():
if file_path.is_file():
ext = file_path.suffix[1:] # Remove the dot
if ext in transcript_files:
transcript_files[ext].append(file_path)
return transcript_files
def cleanup_temp_files(self, pattern: str = "temp_*"):
"""
Clean up temporary files in cache directory
Args:
pattern: File pattern to match for cleanup
"""
import glob
temp_files = glob.glob(str(self.cache_dir / pattern))
for temp_file in temp_files:
try:
os.remove(temp_file)
print(f"🗑️ Cleaned up temp file: {temp_file}")
except Exception as e:
print(f"⚠️ Failed to cleanup {temp_file}: {e}")
def get_storage_info(self) -> dict:
"""
Get storage configuration information
Returns:
Dictionary with storage information
"""
audio_files = self.get_audio_files()
transcript_files = self.get_transcript_files()
def get_dir_size(directory: Path) -> int:
"""Get total size of directory in bytes"""
total_size = 0
try:
for file_path in directory.rglob('*'):
if file_path.is_file():
total_size += file_path.stat().st_size
except Exception:
pass
return total_size
return {
"environment": "modal" if self.is_modal_env else "local",
"downloads_dir": str(self.downloads_dir),
"transcripts_dir": str(self.transcripts_dir),
"cache_dir": str(self.cache_dir),
"audio_files_count": len(audio_files),
"transcript_txt_count": len(transcript_files.get('txt', [])),
"transcript_srt_count": len(transcript_files.get('srt', [])),
"transcript_json_count": len(transcript_files.get('json', [])),
"downloads_size_mb": round(get_dir_size(self.downloads_dir) / (1024 * 1024), 2),
"transcripts_size_mb": round(get_dir_size(self.transcripts_dir) / (1024 * 1024), 2),
"cache_size_mb": round(get_dir_size(self.cache_dir) / (1024 * 1024), 2),
}
# Global storage configuration instance
_storage_config: Optional[StorageConfig] = None
def get_storage_config() -> StorageConfig:
"""
Get global storage configuration instance
Returns:
StorageConfig instance
"""
global _storage_config
if _storage_config is None:
_storage_config = StorageConfig()
return _storage_config
def get_downloads_dir() -> Path:
"""Get downloads directory path"""
return get_storage_config().downloads_dir
def get_transcripts_dir() -> Path:
"""Get transcripts directory path"""
return get_storage_config().transcripts_dir
def get_cache_dir() -> Path:
"""Get cache directory path"""
return get_storage_config().cache_dir |