from pydantic import BaseModel
from typing import Optional, List
from datetime import datetime


class QuickTemplateCreate(BaseModel):
    body: str
    sort_order: Optional[int] = 0


class QuickTemplateUpdate(BaseModel):
    body: Optional[str] = None
    sort_order: Optional[int] = None
    is_active: Optional[bool] = None


class QuickTemplateOut(BaseModel):
    id: int
    body: str
    sort_order: int
    is_active: bool

    model_config = {"from_attributes": True}


class SendMessageRequest(BaseModel):
    body: str
    target_waiter_ids: List[int]  # empty = all active waiters
    table_ids: Optional[List[int]] = []


class StaffMessageOut(BaseModel):
    id: int
    sender_id: int
    sender_name: Optional[str] = None
    body: str
    target_waiter_ids: str   # raw JSON string — frontend parses
    table_ids: str
    created_at: datetime
    acked_by: List[int] = []  # waiter ids who have acked

    model_config = {"from_attributes": True}