from __future__ import annotations

from pydantic import BaseModel, EmailStr, Field

from app.schemas.common import BaseSchema


class LoginRequest(BaseModel):
    """Login credentials."""

    username: str = Field(..., min_length=3, max_length=150)
    password: str = Field(..., min_length=8, max_length=128)


class RegisterRequest(BaseModel):
    """User registration payload."""

    username: str = Field(..., min_length=3, max_length=150)
    email: EmailStr
    password: str = Field(..., min_length=8, max_length=128)
    full_name: str | None = Field(None, max_length=255)


class TokenResponse(BaseSchema):
    """JWT token pair response."""

    access_token: str
    refresh_token: str
    token_type: str = "bearer"
    expires_in: int


class RefreshTokenRequest(BaseModel):
    """Refresh token request payload."""

    refresh_token: str


class ChangePasswordRequest(BaseModel):
    """Change password payload."""

    current_password: str = Field(..., min_length=8, max_length=128)
    new_password: str = Field(..., min_length=8, max_length=128)