from pydantic import BaseModel, Field
from typing import Literal

FormatType = Literal[
    "OnePager",
    "Cheatsheet",
    "MiniGuide",
    "BeginnerGuide",
    "IntermediateGuide",
    "ExtendedGuide",
]


class GuideCreateRequest(BaseModel):
    topic: str = Field(min_length=1, max_length=100)
    format: FormatType
    instructions: str = Field(default="", max_length=2000)


class GuideReworkRequest(BaseModel):
    instructions: str = Field(min_length=1, max_length=2000)


class GuideResponse(BaseModel):
    id: str
    topic: str
    format: str
    status: str
    progress: str | None = None
    error_msg: str | None = None
    html_path: str | None = None
    pdf_path: str | None = None
    created_at: str
    updated_at: str