import os


def _get_bool(name: str, default: bool) -> bool:
    value = os.getenv(name)
    if value is None:
        return default
    return value.strip().lower() in {"1", "true", "yes", "on"}


def _get_int(name: str, default: int) -> int:
    value = os.getenv(name)
    if value is None:
        return default
    try:
        return int(value)
    except ValueError:
        return default


class Settings:
    CAMERA_CONFIG = {
        "cam01": "rtsp://admin:password@192.168.1.10:554/live/ch0",
        # 可扩展多个摄像头
    }

    OUTPUT_DIR = os.getenv("OUTPUT_DIR", "./records")
    MAX_TASK_SECONDS = _get_int("MAX_TASK_SECONDS", 60 * 10)  # 10 分钟超时

    # 日志配置
    LOG_LEVEL = os.getenv("LOG_LEVEL", "INFO")

    # 存储配置
    STORAGE_TYPE = os.getenv("STORAGE_TYPE", "minio").strip().lower()
    # 上传后是否删掉本地视频
    DELETE_LOCAL_AFTER_UPLOAD = _get_bool("DELETE_LOCAL_AFTER_UPLOAD", False)

    # MinIO 配置，默认值对齐你提供的测试代码
    MINIO_ENDPOINT = os.getenv("MINIO_ENDPOINT", "192.168.77.249:9000")
    MINIO_ACCESS_KEY = os.getenv("MINIO_ACCESS_KEY", "pZEwCGnpNN05KPnmC2Yh")
    MINIO_SECRET_KEY = os.getenv("MINIO_SECRET_KEY", "KfJRuWiv9pVxhIMcFqbkv8hZT9SnNTZ6LPx592D4")
    MINIO_SECURE = _get_bool("MINIO_SECURE", False)
    MINIO_BUCKET = os.getenv("MINIO_BUCKET", "grading")
    MINIO_BASE_PREFIX = os.getenv("MINIO_BASE_PREFIX", "monitor_video_data").strip("/\\")
    MINIO_AUTO_CREATE_BUCKET = _get_bool("MINIO_AUTO_CREATE_BUCKET", True)

    # FFmpeg 录像配置
    FFMPEG_PATH = os.getenv("FFMPEG_PATH", "ffmpeg")
    FFMPEG_RTSP_TRANSPORT = os.getenv("FFMPEG_RTSP_TRANSPORT", "tcp")
    FFMPEG_PRESET = os.getenv("FFMPEG_PRESET", "veryfast")
    FFMPEG_LOGLEVEL = os.getenv("FFMPEG_LOGLEVEL", "error")


settings = Settings()