"""People schemas for web API (Phase 3)."""

from __future__ import annotations

from datetime import date
from typing import Optional

from pydantic import BaseModel, ConfigDict, Field


class PersonResponse(BaseModel):
    """Person DTO returned from API."""

    model_config = ConfigDict(from_attributes=True, protected_namespaces=())

    id: int
    first_name: str
    last_name: str
    middle_name: Optional[str] = None
    maiden_name: Optional[str] = None
    date_of_birth: Optional[date] = None


class PersonCreateRequest(BaseModel):
    """Request payload to create a new person."""

    model_config = ConfigDict(protected_namespaces=())

    first_name: str = Field(..., min_length=1)
    last_name: str = Field(..., min_length=1)
    middle_name: Optional[str] = None
    maiden_name: Optional[str] = None
    date_of_birth: Optional[date] = None


class PeopleListResponse(BaseModel):
    """List of people for selection dropdowns."""

    model_config = ConfigDict(protected_namespaces=())

    items: list[PersonResponse]
    total: int


class PersonUpdateRequest(BaseModel):
    """Request payload to update a person."""

    model_config = ConfigDict(protected_namespaces=())

    first_name: str = Field(..., min_length=1)
    last_name: str = Field(..., min_length=1)
    middle_name: Optional[str] = None
    maiden_name: Optional[str] = None
    date_of_birth: Optional[date] = None


class PersonWithFacesResponse(BaseModel):
    """Person with face count for modify identified workflow."""

    model_config = ConfigDict(from_attributes=True, protected_namespaces=())

    id: int
    first_name: str
    last_name: str
    middle_name: Optional[str] = None
    maiden_name: Optional[str] = None
    date_of_birth: Optional[date] = None
    face_count: int
    video_count: int


class PeopleWithFacesListResponse(BaseModel):
    """List of people with face counts."""

    model_config = ConfigDict(protected_namespaces=())

    items: list[PersonWithFacesResponse]
    total: int