from __future__ import annotations
from typing import Literal, Optional
from pydantic import BaseModel

EventType = Literal[
    "planted", "watered", "fed", "pruned", "sprayed",
    "observation", "harvest", "repotted", "note",
]


class GrowEventCreate(BaseModel):
    plant_id: int
    event_type: EventType
    event_date: str
    value_num: Optional[float] = None
    value_unit: Optional[str] = None
    note: Optional[str] = None
    photo_path: Optional[str] = None


class GrowEventOut(BaseModel):
    id: int
    plant_id: int
    event_type: str
    event_date: str
    value_num: Optional[float]
    value_unit: Optional[str]
    note: Optional[str]
    photo_path: Optional[str]
    created_at: str