from pydantic import BaseModel
from pydantic_settings import (
    BaseSettings,
    SettingsConfigDict,
)
from pydantic import PostgresDsn
from pathlib import Path

import logging


BASE_DIR = Path(__file__).parent
TEMPLATES_DIR = BASE_DIR / "web" / "templates"
STATIC_DIR = BASE_DIR / "web" / "static"


class RunConfig(BaseModel):
    host: str
    port: int
    reload: bool


class SwaggerConfig(BaseModel):
    openapi_url: str = "/openapi.json"
    title: str = "Netadm API"
    oauth2_redirect_url: str = "/docs/oauth2-redirect"
    swagger_js_url: str = "/static/swagger/swagger-ui-bundle.js"
    swagger_css_url: str = "/static/swagger/swagger-ui.css"
    swagger_favicon_url: str = "/static/swagger/favicon.png"


class DatabaseConfig(BaseModel):
    url: PostgresDsn
    echo: bool = False
    echo_pool: bool = False
    pool_size: int = 50
    max_overflow: int = 10

    naming_convention: dict[str, str] = {
        "ix": "ix_%(column_0_label)s",
        "uq": "uq_%(table_name)s_%(column_0_N_name)s",
        "ck": "ck_%(table_name)s_%(constraint_name)s",
        "fk": "fk_%(table_name)s_%(column_0_name)s_%(referred_table_name)s",
        "pk": "pk_%(table_name)s",
    }


class Settings(BaseSettings):
    model_config = SettingsConfigDict(
        env_file=(
            BASE_DIR / ".env-template",
            BASE_DIR / ".env",
        ),
        case_sensitive=False,
        env_nested_delimiter="__",
        env_prefix="NETADM_CONFIG__",
    )
    run: RunConfig
    swagger: SwaggerConfig = SwaggerConfig()
    db: DatabaseConfig


settings = Settings()


def config_logging(level=logging.INFO):
    logging.basicConfig(
        level=level,
        datefmt="%Y-%m-%d %H:%M:%S",
        format="[%(asctime)s.%(msecs)03d] %(module)-25s:%(lineno)4d | %(funcName)-20s| %(levelname)-8s | %(message)s",
    )


config_logging(level=logging.INFO)