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


class VisitCreate(BaseModel):
    customer_id: uuid.UUID
    visit_date: str  # "YYYY-MM-DD"
    visit_method: str = "上门"
    time_range: str = ""
    visitor_name: str = ""
    visitor_phone: str = ""
    communication_content: str = ""
    customer_demand: str = ""
    companions: list[uuid.UUID] = []
    companion_names: list[str] = []
    photos: list[str] = []
    manager_id: Optional[uuid.UUID] = None  # director/leader can specify


class VisitUpdate(BaseModel):
    customer_id: Optional[uuid.UUID] = None
    visit_date: Optional[str] = None
    visit_method: Optional[str] = None
    time_range: Optional[str] = None
    visitor_name: Optional[str] = None
    visitor_phone: Optional[str] = None
    communication_content: Optional[str] = None
    customer_demand: Optional[str] = None
    companions: Optional[list[uuid.UUID]] = None
    manager_id: Optional[uuid.UUID] = None
    companion_names: Optional[list[str]] = None
    photos: Optional[list[str]] = None
    manager_id: Optional[str] = None


class VisitOut(BaseModel):
    id: uuid.UUID
    customer_id: uuid.UUID
    visit_date: date
    visit_method: str
    time_range: str
    visitor_name: str = ""
    visitor_phone: str = ""
    communication_content: str
    customer_demand: str
    companions: Optional[list[uuid.UUID]] = None
    companion_names: list[str] = []
    photos: Optional[list[str]] = None
    manager_id: uuid.UUID
    visit_group_id: Optional[str] = None
    created_at: datetime
    updated_at: datetime
    # Joined fields
    customer_name: Optional[str] = None
    manager_name: Optional[str] = None

    model_config = {"from_attributes": True}


class VisitListOut(BaseModel):
    id: uuid.UUID
    customer_id: uuid.UUID
    visit_date: date
    visit_method: str
    time_range: str
    manager_id: uuid.UUID
    customer_name: Optional[str] = None
    manager_name: Optional[str] = None
    has_photos: bool = False

    model_config = {"from_attributes": True}