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


class URLValidationRequest(BaseModel):
    url: str = Field(..., description="YouTube URL to validate", min_length=1)


class URLValidationResponse(BaseModel):
    is_valid: bool = Field(..., description="Whether the URL is valid")
    video_id: Optional[str] = Field(None, description="Extracted video ID if valid")
    video_url: Optional[str] = Field(None, description="Normalized YouTube URL")
    error: Optional[Dict[str, Any]] = Field(None, description="Error details if invalid")