from typing import Literal

from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    """Application settings."""

    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
        env_ignore_empty=True,
        extra="ignore",
    )

    # Application Configuration
    HOST: str = "localhost"
    PORT: int = 8000
    RELOAD: bool = True

    # Production URLs (for reverse proxy deployment)
    FRONTEND_URL: str = "http://localhost:8001"  # Frontend URL in production
    BACKEND_URL: str = "http://localhost:8000"  # Backend base URL

    # CORS Configuration
    CORS_ORIGINS: list[str] = [
        "http://localhost:8001",  # Frontend development
        "chrome-extension://*",  # Chrome extensions
    ]

    # Database Configuration
    DATABASE_URL: str = "sqlite+aiosqlite:///data/soundboard.db"
    DATABASE_ECHO: bool = False

    # Logging Configuration
    LOG_LEVEL: str = "info"
    LOG_FILE: str = "logs/app.log"
    LOG_MAX_SIZE: int = 10 * 1024 * 1024
    LOG_BACKUP_COUNT: int = 5
    LOG_FORMAT: str = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"

    # JWT Configuration
    JWT_SECRET_KEY: str = (
        "your-secret-key-change-in-production"  # noqa: S105 default value if none set in .env
    )
    JWT_ALGORITHM: str = "HS256"
    JWT_ACCESS_TOKEN_EXPIRE_MINUTES: int = 15
    JWT_REFRESH_TOKEN_EXPIRE_DAYS: int = 7

    # Cookie Configuration
    COOKIE_SECURE: bool = True
    COOKIE_SAMESITE: Literal["strict", "lax", "none"] = "lax"
    COOKIE_DOMAIN: str | None = "localhost"  # Cookie domain (None for production)

    # OAuth2 Configuration
    GOOGLE_CLIENT_ID: str = ""
    GOOGLE_CLIENT_SECRET: str = ""
    GITHUB_CLIENT_ID: str = ""
    GITHUB_CLIENT_SECRET: str = ""

    # Audio Normalization Configuration
    NORMALIZED_AUDIO_FORMAT: str = "mp3"
    NORMALIZED_AUDIO_BITRATE: str = "256k"
    NORMALIZED_AUDIO_PASSES: int = 2  # 1 for one-pass, 2 for two-pass

    # Audio Extraction Configuration
    EXTRACTION_AUDIO_FORMAT: str = "mp3"
    EXTRACTION_AUDIO_BITRATE: str = "256k"
    EXTRACTION_TEMP_DIR: str = "sounds/temp"
    EXTRACTION_THUMBNAILS_DIR: str = "sounds/originals/extracted/thumbnails"
    EXTRACTION_MAX_CONCURRENT: int = 2  # Maximum concurrent extractions


settings = Settings()