"""Authentication schemas. Job ID: MTAD-IMPL-2025-11-18-CL"""

from pydantic import BaseModel, EmailStr, Field
from datetime import datetime
from typing import Optional


class UserRegisterRequest(BaseModel):
    """User registration request."""
    email: EmailStr
    password: str = Field(..., min_length=8, max_length=128)
    display_name: str = Field(..., min_length=2, max_length=255)


class UserRegisterResponse(BaseModel):
    """User registration response."""
    id: str
    email: str
    display_name: str
    created_at: datetime


class UserLoginRequest(BaseModel):
    """User login request."""
    email: EmailStr
    password: str


class TokenResponse(BaseModel):
    """Token response."""
    access_token: str
    refresh_token: str
    token_type: str = "bearer"
    expires_in: int = 900  # 15 minutes


class RefreshTokenRequest(BaseModel):
    """Refresh token request."""
    refresh_token: str


class UserResponse(BaseModel):
    """User response."""
    id: str
    email: str
    email_verified: bool
    mfa_enabled: bool
    created_at: datetime


class ProfileResponse(BaseModel):
    """User profile response."""
    id: str
    user_id: str
    display_name: str
    pseudonym: Optional[str] = None
    pronouns: Optional[str] = None
    bio: Optional[str] = None
    avatar_url: Optional[str] = None


class PasswordResetRequest(BaseModel):
    """Password reset request."""
    email: EmailStr


class PasswordResetConfirm(BaseModel):
    """Password reset confirmation."""
    token: str
    new_password: str = Field(..., min_length=8, max_length=128)


class MFASetupResponse(BaseModel):
    """MFA setup response with QR code."""
    secret: str
    qr_code: str
    backup_codes: list[str]


class MFAVerifyRequest(BaseModel):
    """MFA verification request."""
    code: str = Field(..., min_length=6, max_length=6)


class ErrorResponse(BaseModel):
    """Error response."""
    detail: str
    status_code: int