from functools import lru_cache

from pydantic import Field
from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
        extra="ignore",
    )

    app_env: str = Field(default="dev", alias="APP_ENV")
    app_name: str = Field(default="order-flow", alias="APP_NAME")
    api_prefix: str = Field(default="/api", alias="API_PREFIX")
    secret_key: str = Field(default="change-me", alias="SECRET_KEY")
    jwt_expire_minutes: int = Field(default=1440, alias="JWT_EXPIRE_MINUTES")
    auth_token_store_path: str = Field(default="D:/tmp/order-flow-auth/revoked_tokens.json", alias="AUTH_TOKEN_STORE_PATH")
    cors_allow_origins: str = Field(default="http://localhost:5173", alias="CORS_ALLOW_ORIGINS")
    mysql_host: str = Field(default="127.0.0.1", alias="MYSQL_HOST")
    mysql_port: int = Field(default=3306, alias="MYSQL_PORT")
    mysql_database: str = Field(default="order_flow", alias="MYSQL_DATABASE")
    mysql_user: str = Field(default="order_user", alias="MYSQL_USER")
    mysql_password: str = Field(default="password", alias="MYSQL_PASSWORD")
    sql_echo: bool = Field(default=False, alias="SQL_ECHO")
    aliyun_oss_bucket: str = Field(default="bucket-name", alias="ALIYUN_OSS_BUCKET")
    aliyun_oss_endpoint: str = Field(default="oss-cn-hangzhou.aliyuncs.com", alias="ALIYUN_OSS_ENDPOINT")
    aliyun_oss_public_base_url: str = Field(default="https://cdn.example.com", alias="ALIYUN_OSS_PUBLIC_BASE_URL")
    aliyun_oss_access_key_id: str = Field(default="xxx", alias="ALIYUN_OSS_ACCESS_KEY_ID")
    aliyun_oss_access_key_secret: str = Field(default="xxx", alias="ALIYUN_OSS_ACCESS_KEY_SECRET")
    oss_signed_url_expire_seconds: int = Field(default=3600, alias="OSS_SIGNED_URL_EXPIRE_SECONDS")
    oss_upload_max_image_mb: int = Field(default=10, alias="OSS_UPLOAD_MAX_IMAGE_MB")
    oss_upload_max_video_mb: int = Field(default=200, alias="OSS_UPLOAD_MAX_VIDEO_MB")
    ai_provider: str = Field(default="mock", alias="AI_PROVIDER")
    aliyun_ai_region: str = Field(default="cn-hangzhou", alias="ALIYUN_AI_REGION")
    aliyun_ai_access_key_id: str = Field(default="xxx", alias="ALIYUN_AI_ACCESS_KEY_ID")
    aliyun_ai_access_key_secret: str = Field(default="xxx", alias="ALIYUN_AI_ACCESS_KEY_SECRET")
    aliyun_ocr_model: str = Field(default="default", alias="ALIYUN_OCR_MODEL")
    aliyun_ocr_endpoint: str = Field(default="", alias="ALIYUN_OCR_ENDPOINT")
    aliyun_ocr_path: str = Field(default="", alias="ALIYUN_OCR_PATH")
    aliyun_ocr_app_code: str = Field(default="", alias="ALIYUN_OCR_APPCODE")

    @property
    def cors_origins(self) -> list[str]:
        return [item.strip() for item in self.cors_allow_origins.split(",") if item.strip()]


@lru_cache
def get_settings() -> Settings:
    return Settings()