from pydantic import BaseModel, Field
from typing import Optional
from datetime import datetime
from uuid import UUID

class ProgrammingLanguageBase(BaseModel):
    name: str = Field(..., min_length=1, max_length=100, description="Programming language name")
    description: Optional[str] = Field(None, description="Programming language description")

class ProgrammingLanguageCreate(ProgrammingLanguageBase):
    class Config:
        schema_extra = {
            "example": {
                "name": "Python",
                "description": "A high-level, interpreted programming language"
            }
        }

class ProgrammingLanguage(ProgrammingLanguageBase):
    id: UUID
    created_at: datetime
    updated_at: datetime

    class Config:
        orm_mode = True
        schema_extra = {
            "example": {
                "id": "550e8400-e29b-41d4-a716-446655440000",
                "name": "Python",
                "description": "A high-level, interpreted programming language",
                "created_at": "2023-01-01T00:00:00",
                "updated_at": "2023-01-01T00:00:00"
            }
        }