from typing import Optional, Dict, List, Any
from pydantic import BaseModel


class Diagnostic(BaseModel):
    severity: str
    message: str


class ProblemObject(BaseModel):
    schemaVersion: str
    status: str
    confidence: float

    domain: Optional[str]
    problemType: Optional[str]
    intent: Optional[str]

    entities: Dict[str, Any]
    parameters: Dict[str, Any]
    constraints: Dict[str, Any]

    missing: List[str]
    ambiguities: List[Any]
    diagnostics: List[Diagnostic]
    metadata: Dict[str, Any]