"""动作校验错误，供后续修正节点使用"""

from typing import Literal

from pydantic import BaseModel, Field, ValidationError


class ActionValidationError(BaseModel):
    action_index: int | None = Field(
        default=None, ge=0, description="失败动作的下标，从 0 开始，整批错误为 null"
    )
    code: Literal[
        "schema_error", "generation_error", "scope_error", "field_error", "execution_error"
    ]
    message: str


def schema_errors(error: ValidationError) -> list[ActionValidationError]:
    errors = []
    for item in error.errors(include_url=False, include_input=False):
        location = item["loc"]
        index = location[1] if len(location) > 1 and type(location[1]) is int else None
        errors.append(
            ActionValidationError(
                action_index=index,
                code="schema_error",
                message=f"{' / '.join(map(str, location))}: {item['msg']}",
            )
        )
    return errors