from typing import Any, Self

from fansifter_common.constants import PROD_ENVIRONMENT, QA_ENVIRONMENT
from fansifter_common.logging import LogFormat
from fansifter_common.logging.utils import update_logging_config
from pydantic import Field, model_validator
from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    environment: str
    debug: bool = Field(validation_alias="APP_DEBUG", default=False)

    service_name: str = "lambda-audience-refresh-m2m-token"
    service_version: str = "1.0.0"

    # AWS region configuration
    aws_region_name: str = "us-east-1"

    # M2M Token Secret names
    @property
    def m2m_token_secret_name(self) -> str:
        return f"{self.environment}/lambda-audience-refresh-m2m-token/m2m_token"

    @property
    def m2m_token_expiration_secret_name(self) -> str:
        return (
            f"{self.environment}/lambda-audience-refresh-m2m-token/m2m_token_expiration"
        )

    # Auth0
    @property
    def auth0_domain(self) -> str:
        if self.environment in [PROD_ENVIRONMENT]:
            return "workstation.auth0.com"
        return f"{self.environment}-orchard.auth0.com"

    @property
    def auth0_audience(self) -> str:
        return f"https://{self.environment}-ows.theorchard.io"

    auth0_m2m_client_id: str = Field("", validation_alias="AUTH0_M2M_CLIENT_ID")

    @property
    def auth0_m2m_client_secret_secret_name(self) -> str:
        return (
            f"{self.environment}/lambda-audience-refresh-m2m-token"
            "/auth0_m2m_client_secret"
        )

    # Logging
    log_format: LogFormat = "json"

    logging_config: dict[str, Any] = {
        "version": 1,
        "disable_existing_loggers": True,
        "handlers": {
            "stream": {
                "level": "INFO",
                "class": "fansifter_common.logging.OwsStreamHandler",
            },
        },
        "loggers": {
            "app": {
                "handlers": ["stream"],
                "level": "INFO",
                "propagate": False,
            },
            "owsclient": {
                "handlers": ["stream"],
                "level": "INFO",
                "propagate": False,
            },
        },
    }

    @model_validator(mode="after")
    def _setup_logging_config(self) -> Self:
        self.logging_config = update_logging_config(
            logging_config=self.logging_config,
            environment=self.environment,
            service_name=self.service_name,
            service_version=self.service_version,
            log_format=self.log_format,
            debug=self.debug,
        )
        return self

    # Sentry
    sentry_dsn: str | None = None

    @model_validator(mode="after")
    def _setup_sentry_dsn(self) -> Self:
        if not self.sentry_dsn and self.environment in [
            QA_ENVIRONMENT,
            PROD_ENVIRONMENT,
        ]:
            raise ValueError(f"Sentry is not configured in {self.environment}.")
        return self

    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
        case_sensitive=False,
        extra="allow",
    )