from __future__ import annotations
from datetime import datetime
from typing import Optional
from pydantic import BaseModel


class OrderItemIn(BaseModel):
    product_id: int
    name: str
    quantity: int
    unit_price: float
    options: list = []


class OnlineOrderCreate(BaseModel):
    order_type: str                         # "delivery" | "dine_in"
    customer_name: str
    customer_phone: Optional[str] = None
    customer_address: Optional[str] = None
    customer_notes: Optional[str] = None
    items: list[OrderItemIn]
    subtotal: float
    delivery_fee: float = 0.0
    total: float


class OnlineOrderCreated(BaseModel):
    order_id: int
    public_ref: str
    status: str


class OrderStatusOut(BaseModel):
    public_ref: str
    status: str
    rejection_reason: Optional[str] = None


class PendingOrderOut(BaseModel):
    id: int
    public_ref: str
    order_type: str
    customer_name: str
    customer_phone: Optional[str] = None
    customer_address: Optional[str] = None
    customer_notes: Optional[str] = None
    items_json: str
    subtotal: float
    delivery_fee: float
    total: float
    status: str
    created_at: datetime

    model_config = {"from_attributes": True}


class OrderSyncedRequest(BaseModel):
    local_order_id: int


class OrderStatusUpdateRequest(BaseModel):
    status: str
    rejection_reason: Optional[str] = None