# Common
from collections import defaultdict
from typing import Any, Union

from fansifter_common.exceptions import FansifterError


def response_errors(*errors: type[FansifterError]) -> dict[int | str, dict[str, Any]]:
    errors_by_status_code: dict[int, list[type[FansifterError]]] = defaultdict(list)
    for error in errors:
        errors_by_status_code[error.status_code].append(error)
    return {
        status_code: {
            "model": (
                Union[*[error.model() for error in errors]]  # type: ignore[reportInvalidTypeForm, unused-ignore]  # ty: ignore[invalid-type-form]
                if len(errors) > 1
                else errors[0].model()
            )
        }
        for status_code, errors in errors_by_status_code.items()
    }