import logging
from pathlib import Path

from pydantic import BaseModel, PostgresDsn
from pydantic_settings import BaseSettings, SettingsConfigDict

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


class RunConfig(BaseModel):
    host: str = "0.0.0.0"
    port: int = 8080
    reload: bool = True


class DatabaseConfig(BaseModel):
    drivername: str = "postgresql+asyncpg"
    username: str = "username"
    password: str = "password"
    host: str = "localhost"
    port: int = 5432
    database: str = "dbname"
    url: PostgresDsn = f"{drivername}://{username}:{password}@{host}:{port}/{database}"
    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_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 PrefixConfig(BaseModel):
    api: str = "/api"
    ip: str = "/api/ip"
    swagger: str = "/docs"


class SwaggerConfig(BaseModel):
    openapi_url: str = "/openapi.json"
    title: str = "Blocked IP 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 LogConfig(BaseModel):
    date_format: str = "%Y-%m-%d %H:%M:%S"
    log_format: str = (
        "[%(asctime)s.%(msecs)03d] %(module)-15s:%(lineno)4d | %(funcName)-20s| %(levelname)-8s | %(message)s"
    )
    log_level: str = "INFO"


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


settings = Settings()
settings.db.url = (
    f"{settings.db.drivername}://"
    f"{settings.db.username}:"
    f"{settings.db.password}@"
    f"{settings.db.host}:"
    f"{settings.db.port}/"
    f"{settings.db.database}"
)


def config_logging(level: str) -> None:
    logging.basicConfig(
        level=settings.log.log_level,
        datefmt=settings.log.date_format,
        format=settings.log.log_format,
    )


config_logging(level=settings.log.log_level)
log = logging.getLogger()
log.info("Logging initialized")