"""Pydantic schemas for User endpoints."""

from __future__ import annotations

from datetime import datetime
from typing import Optional

from pydantic import BaseModel, ConfigDict, EmailStr, Field

from app.models.user import UserRole


class UserOut(BaseModel):
    """Response schema for a user (never includes password_hash)."""

    model_config = ConfigDict(from_attributes=True)

    id: int
    email: EmailStr
    name: str
    role: UserRole
    org_id: int
    avatar_url: Optional[str] = None
    email_notifications: bool = True
    created_at: datetime


class UserUpdate(BaseModel):
    """Request body for PATCH /api/v1/users/{id} (admin or self)."""

    name: Optional[str] = Field(None, min_length=1, max_length=255)
    avatar_url: Optional[str] = Field(None, max_length=1024)
    email_notifications: Optional[bool] = None
    role: Optional[UserRole] = None  # admin-only


class UserCreateRequest(BaseModel):
    """Request body for POST /api/v1/users (admin-only)."""

    email: EmailStr
    password: str = Field(..., min_length=8, max_length=128)
    name: str = Field(..., min_length=1, max_length=255)
    role: UserRole = UserRole.sales_rep


class UserListResponse(BaseModel):
    """Response schema for paginated user list."""

    items: list[UserOut]
    total: int
    page: int
    page_size: int


# Re-export for late import in auth.py
__all__ = ["UserCreateRequest", "UserListResponse", "UserOut", "UserUpdate"]