"""FluentGerman.ai — Pydantic request/response schemas."""

from datetime import datetime

from pydantic import BaseModel, EmailStr


# ── Auth ──────────────────────────────────────────────────────────────
class Token(BaseModel):
    access_token: str
    token_type: str = "bearer"


class LoginRequest(BaseModel):
    username: str
    password: str


# ── User ──────────────────────────────────────────────────────────────
class UserCreate(BaseModel):
    username: str
    email: EmailStr
    password: str


class UserUpdate(BaseModel):
    username: str | None = None
    email: EmailStr | None = None
    password: str | None = None
    is_active: bool | None = None


class UserOut(BaseModel):
    id: int
    username: str
    email: str
    is_admin: bool
    is_active: bool
    created_at: datetime

    model_config = {"from_attributes": True}


# ── Instruction ───────────────────────────────────────────────────────
class InstructionCreate(BaseModel):
    user_id: int | None = None
    title: str
    content: str
    type: str = "personal"  # global | personal | homework


class InstructionUpdate(BaseModel):
    title: str | None = None
    content: str | None = None
    type: str | None = None


class InstructionOut(BaseModel):
    id: int
    user_id: int | None
    title: str
    content: str
    type: str
    created_at: datetime

    model_config = {"from_attributes": True}


# ── Chat ──────────────────────────────────────────────────────────────
class ChatMessage(BaseModel):
    role: str  # "user" | "assistant"
    content: str


class ChatRequest(BaseModel):
    message: str
    history: list[ChatMessage] = []


# ── Voice / Admin ────────────────────────────────────────────────────
class VoiceInstructionRequest(BaseModel):
    raw_text: str


class VoiceConfigOut(BaseModel):
    voice_mode: str  # "api" | "browser"